Updated for compatibility with ver 3.11

Experts/RangeBars_ExampleEA.mq5

@@ -1,10 +1,12 @@
-#property copyright "Copyright 2017, AZ-iNVEST"
-#property link      "http://www.az-invest.eu"
-#property version   "2.05"
+#property copyright "Copyright 2017-2020, Level Up Software"
+#property link      "https://www.az-invest.eu"
+#property version   "2.07"
 #property description "Example EA showing the way to use the RangeBars class defined in RangeBars.mqh" 
 
+input int InpRSIPeriod = 14; // RSI period
+
 //
-// SHOW_INDICATOR_INPUTS *NEEDS* to be defined, if the EA needs to be *tested in MT5's backtester*
+// SHOW_INDICATOR_INPUTS *NEEDS* to be defined, if the sEA needs to be *tested in MT5's backtester*
 // -------------------------------------------------------------------------------------------------
 // Using '#define SHOW_INDICATOR_INPUTS' will show the RangeBars indicator's inputs 
 // NOT using the '#define SHOW_INDICATOR_INPUTS' statement will read the settigns a chart with 
@@ -20,21 +22,21 @@
 #include <AZ-INVEST/SDK/RangeBars.mqh>
 //
 //  To use the RangeBars indicator in your EA you need do instantiate the indicator class (RangeBars)
-//  and call the Init() method in your EA's OnInit() function.
-//  Don't forget to release the indicator when you're done by calling the Deinit() method.
-//  Example shown in OnInit & OnDeinit functions below:
+//  and call the Init() and Deinit() methods in your EA's OnInit() and OnDeinit() functions.
+//  Example shown below
 //
 
-RangeBars * rangeBars;
+RangeBars *rangeBars = NULL;
 
 //+------------------------------------------------------------------+
 //| Expert initialization function                                   |
 //+------------------------------------------------------------------+
 int OnInit()
 {
-   rangeBars = new RangeBars(); 
    if(rangeBars == NULL)
-      return(INIT_FAILED);
+   {
+      rangeBars = new RangeBars(MQLInfoInteger((int)MQL5_TESTING) ? false : true);
+   }
    
    rangeBars.Init();
    if(rangeBars.GetHandle() == INVALID_HANDLE)
@@ -55,6 +57,7 @@ void OnDeinit(const int reason)
    {
       rangeBars.Deinit();
       delete rangeBars;
+      rangeBars = NULL;
    }
    
    //
@@ -70,8 +73,22 @@ void OnDeinit(const int reason)
 //+------------------------------------------------------------------+
 //| Expert tick function                                             |
 //+------------------------------------------------------------------+
+
+int rsiHandle = INVALID_HANDLE; // Handle for the external RSI indicator
+
 void OnTick()
 {
+   //
+   // Initialize all additional indicators here! (not in the OnInit() function).
+   // Otherwise they will not work in the backtest.
+   // When backtesting please select the "Daily" timeframe.
+   //
+   
+   if(rsiHandle == INVALID_HANDLE)
+   {
+      rsiHandle = iCustom(_Symbol, _Period, "RangeBars\\RangeBars_RSI", InpRSIPeriod, true);
+   }
+
    //
    // It is considered good trading & EA coding practice to perform calculations
    // when a new bar is fully formed. 
@@ -96,7 +113,7 @@ void OnTick()
       double MA1[]; // array to be filled by values of the first moving average
       double MA2[]; // array to be filled by values of the second moving average
       
-      if(rangeBars.GetMA1(MA1,startAtBar,numberOfBars) && rangeBars.GetMA1(MA2,startAtBar,numberOfBars))
+      if(rangeBars.GetMA(RANGEBAR_MA1, MA1, startAtBar, numberOfBars) && rangeBars.GetMA(RANGEBAR_MA2, MA2, startAtBar, numberOfBars))
       {
          //
          // Values are stored in the MA1 and MA2 arrays and are now ready for use
@@ -182,64 +199,23 @@ void OnTick()
       }
       
       //
-      // Getting Donchain channel values is done using the
-      // GetDonchian(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count) 
-      // method. Example below:
+      // Getting the values of the channel indicator (Donchain, Bullinger Bands, Keltner or Super Trend) is done using
+      // GetChannel(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count) 
+      // Example below:
       //
       
-      double HighArray[];  // This array will store the values of the high band
-      double MidArray[];   // This array will store the values of the middle band
-      double LowArray[];   // This array will store the values of the low band
+      double HighArray[];  // This array will store the values of the channel's high band
+      double MidArray[];   // This array will store the values of the channel's middle band
+      double LowArray[];   // This array will store the values of the channel's low band
       
       startAtBar   = 1;    // get values starting from the last completed bar.
       numberOfBars = 20;   // gat a total of 20 values (for 20 bars starting from bar 1 (last completed))
       
-      if(rangeBars.GetDonchian(HighArray,MidArray,LowArray,startAtBar,numberOfBars))
+      if(rangeBars.GetChannel(HighArray,MidArray,LowArray,startAtBar,numberOfBars))
       {
          //
-         // Apply your Donchian channel logic here...
-         //
-      }
-      
-      //
-      // Getting Bollinger Bands values is done using the
-      // GetBollingerBands(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count) 
-      // method. Example below:
-      //
-      
-      // HighArray[] array will store the values of the high band
-      // MidArray[] array will store the values of the middle band
-      // LowArray[] array will store the values of the low band
-      
-      startAtBar   = 1;    // get values starting from the last completed bar.
-      numberOfBars = 10;   // gat a total of 10 values (for 10 bars starting from bar 1 (last completed))     
-      
-      if(rangeBars.GetBollingerBands(HighArray,MidArray,LowArray,startAtBar,numberOfBars))
-      {
-         //
-         // Apply your Bollinger Bands logic here...
+         // Apply your logic here...
          //
       } 
-
-      //
-      // Getting SuperTrend values is done using the
-      // GetSuperTrend(double &SuperTrendHighArray[], double &SuperTrendArray[], double &SuperTrendLowArray[], int start, int count) 
-      // method. Example below:
-      //
-      
-      // HighArray[] array will store the values of the high SuperTrend line
-      // MidArray[] array will store the values of the SuperTrend value
-      // LowArray[] array will store the values of the low SuperTrend line
-      
-      startAtBar   = 1;   // get values starting from the last completed bar.
-      numberOfBars = 3;   // gat a total of 3 values (for 3 bars starting from bar 1 (last completed))     
-      
-      if(rangeBars.GetSuperTrend(HighArray,MidArray,LowArray,startAtBar,numberOfBars))
-      {
-         //
-         // Apply your SuperTrend logic here...
-         //
-      } 
-      
    } 
 }

Experts/RangeBars_ExampleEA2.mq5

@@ -1,6 +1,6 @@
-#property copyright "Copyright 2017, AZ-iNVEST"
-#property link      "http://www.az-invest.eu"
-#property version   "1.00"
+#property copyright "Copyright 2017-2020, Level Up Software"
+#property link      "https://www.az-invest.eu"
+#property version   "1.11"
 #property description "Example EA: Trading based on RangeBars SuperTrend signals." 
 #property description "One trade at a time. Each trade has TP & SL" 
 
@@ -8,6 +8,7 @@
 // Helper functions for placing market orders.
 //
 
+#define DEVELOPER_VERSION
 #include <AZ-INVEST/SDK/TradeFunctions.mqh>
 
 //
@@ -39,7 +40,7 @@ ulong currentTicket;
 // the RangeBars indicator attached.
 //
 
-//#define SHOW_INDICATOR_INPUTS
+#define SHOW_INDICATOR_INPUTS
 
 //
 // You need to include the RangeBars.mqh header file
@@ -48,22 +49,22 @@ ulong currentTicket;
 #include <AZ-INVEST/SDK/RangeBars.mqh>
 //
 //  To use the RangeBars indicator in your EA you need do instantiate the indicator class (RangeBars)
-//  and call the Init() method in your EA's OnInit() function.
-//  Don't forget to release the indicator when you're done by calling the Deinit() method.
-//  Example shown in OnInit & OnDeinit functions below:
+//  and call the Init() and Deinit() methods in your EA's OnInit() and OnDeinit() functions.
+//  Example shown below
 //
 
-RangeBars * rangeBars;
-CMarketOrder * marketOrder;
+RangeBars      *rangeBars = NULL;
+CMarketOrder   *marketOrder = NULL;
 
 //+------------------------------------------------------------------+
 //| Expert initialization function                                   |
 //+------------------------------------------------------------------+
 int OnInit()
 {
-   rangeBars = new RangeBars(); 
    if(rangeBars == NULL)
-      return(INIT_FAILED);
+   {
+      rangeBars = new RangeBars(MQLInfoInteger((int)MQL5_TESTING) ? false : true);
+   }
    
    rangeBars.Init();
    if(rangeBars.GetHandle() == INVALID_HANDLE)
@@ -84,8 +85,12 @@ int OnInit()
       params.busyTimeout_ms = InpBusyTimeout_ms; 
       params.requoteTimeout_ms = InpRequoteTimeout_ms;         
    }
-   marketOrder = new CMarketOrder(params);
-  
+   
+   if(marketOrder == NULL)
+   {
+      marketOrder = new CMarketOrder(params);
+   }
+   
    return(INIT_SUCCEEDED);
 }
 //+------------------------------------------------------------------+
@@ -93,10 +98,15 @@ int OnInit()
 //+------------------------------------------------------------------+
 void OnDeinit(const int reason)
 {
+   //
+   // delete RanegBars class
+   //
+      
    if(rangeBars != NULL)
    {
       rangeBars.Deinit();
       delete rangeBars;
+      rangeBars = NULL;
    }
    
    //
@@ -106,6 +116,7 @@ void OnDeinit(const int reason)
    if(marketOrder != NULL)
    {
       delete marketOrder;
+      marketOrder = NULL;
    }
 }
 
@@ -130,7 +141,7 @@ void OnTick()
 
       //
       // Getting SuperTrend values is done using the
-      // GetSuperTrend(double &SuperTrendHighArray[], double &SuperTrendArray[], double &SuperTrendLowArray[], int start, int count) 
+      // GetChannel(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count) 
       // method. Example below:
       //
 
@@ -141,7 +152,7 @@ void OnTick()
       int startAtBar   = 1;   // get values starting from the last completed bar.
       int numberOfBars = 2;   // gat a total of 3 values (for 3 bars starting from bar 1 (last completed))     
             
-      if(rangeBars.GetSuperTrend(HighArray,MidArray,LowArray,startAtBar,numberOfBars))
+      if(rangeBars.GetChannel(HighArray,MidArray,LowArray,startAtBar,numberOfBars))
       {
          //
          // Read signal bar's time for optional debug log

Include/AZ-INVEST/SDK/Normailze.mqh

@@ -0,0 +1,53 @@
+//
+// Copyright 2017-2018, Artur Zas
+// https://www.az-invest.eu 
+// https://www.mql5.com/en/users/arturz
+//
+// Normalizing functions
+//
+
+double NormalizeLots(string symbol, double InputLots)
+{
+   double lotsMin    = SymbolInfoDouble(symbol,SYMBOL_VOLUME_MIN);
+   double lotsMax    = SymbolInfoDouble(symbol,SYMBOL_VOLUME_MAX);
+//   int lotsDigits  = (int) - MathLog10(SymbolInfoDouble(symbol, SYMBOL_VOLUME_STEP));
+   int lotsDigits  =  (int)MathAbs(MathLog10(SymbolInfoDouble(symbol, SYMBOL_VOLUME_STEP)));
+
+   if(InputLots < lotsMin)
+      InputLots = lotsMin;
+   if(InputLots > lotsMax)
+      InputLots = lotsMax;
+
+   return NormalizeDouble(InputLots, lotsDigits);
+}
+
+double VtcNormalizeLots(string symbol, double lotsToNormalize)
+{
+   double lotsMin    = SymbolInfoDouble(symbol,SYMBOL_VOLUME_MIN);
+   double lotsMax    = SymbolInfoDouble(symbol,SYMBOL_VOLUME_MAX);
+   double lotsStep   = SymbolInfoDouble(symbol,SYMBOL_VOLUME_STEP);
+
+   if (lotsToNormalize == 0)
+      return lotsMin;
+
+	int a = (int)(lotsToNormalize / lotsStep);
+	double normalizedLots = a * lotsStep;
+
+   if(normalizedLots < lotsMin)
+      normalizedLots = lotsMin;
+   if(normalizedLots > lotsMax)
+      normalizedLots = lotsMax;
+	
+	return normalizedLots;
+}
+
+double NormalizePrice(string symbol, double price, double tick = 0)
+{
+   double _tick = tick ? tick : SymbolInfoDouble(symbol,SYMBOL_TRADE_TICK_SIZE);
+   int _digits = (int)SymbolInfoInteger(symbol,SYMBOL_DIGITS);
+   
+   if (tick) 
+      return NormalizeDouble(MathRound(price/_tick)*_tick,_digits);
+   else 
+      return NormalizeDouble(price,_digits);
+}

Include/AZ-INVEST/SDK/RangeBarCustomChartSettings.mqh

@@ -0,0 +1,117 @@
+#include <AZ-INVEST/SDK/CommonSettings.mqh>
+
+#ifdef DEVELOPER_VERSION
+   #define CUSTOM_CHART_NAME "RangeBars_TEST"
+#else
+   #define CUSTOM_CHART_NAME "Range Bars"
+#endif
+
+//
+// Tick chart specific settings
+//
+#ifdef SHOW_INDICATOR_INPUTS
+   #ifdef MQL5_MARKET_DEMO // hardcoded values
+   
+      int               barSizeInTicks = 180;                     // Range bar size (in ticks)
+      ENUM_BOOL         atrEnabled = false;                       // Enable ATR based bar size calculation
+      ENUM_TIMEFRAMES   atrTimeFrame = PERIOD_D1;                 // Use ATR period
+      int               atrPeriod = 14;                           // ATR period
+      int               atrPercentage = 10;                       // Use percentage of ATR
+      int               showNumberOfDays = 7;                     // Show history for number of days
+      ENUM_BOOL         resetOpenOnNewTradingDay = true;          // Synchronize first bar's open on new day
+   
+   #else // user defined settings
+   
+   
+      input int               barSizeInTicks = 100;                // Range bar size (in ticks)
+      input ENUM_BOOL         atrEnabled = false;                 // Enable ATR based bar size calculation
+            ENUM_TIMEFRAMES   atrTimeFrame = PERIOD_D1;           // Use ATR period
+      input int               atrPeriod = 14;                     // ATR period
+      input int               atrPercentage = 10;                 // Use percentage of ATR
+   
+      input int         showNumberOfDays = 5;                     // Show history for number of days
+      input ENUM_BOOL   resetOpenOnNewTradingDay = true;          // Synchronize first bar's open on new day
+   
+   #endif
+#else // don't SHOW_INDICATOR_INPUTS 
+      int               barSizeInTicks = 180;                     // Range bar size (in ticks)
+      ENUM_BOOL         atrEnabled = false;                       // Enable ATR based bar size calculation
+      ENUM_TIMEFRAMES   atrTimeFrame = PERIOD_D1;                 // Use ATR period
+      int               atrPeriod = 14;                           // ATR period
+      int               atrPercentage = 10;                       // Use percentage of ATR
+      int               showNumberOfDays = 7;                     // Show history for number of days
+      ENUM_BOOL         resetOpenOnNewTradingDay = true;          // Synchronize first bar's open on new day
+#endif
+
+//
+// Remaining settings are located in the include file below.
+// These are common for all custom charts
+//
+#include <az-invest/sdk/CustomChartSettingsBase.mqh>
+
+struct RANGEBAR_SETTINGS
+{
+   int                  barSizeInTicks;
+   ENUM_BOOL            atrEnabled;
+   ENUM_TIMEFRAMES      atrTimeFrame;
+   int                  atrPeriod;
+   int                  atrPercentage;
+   int                  showNumberOfDays;
+   ENUM_BOOL            resetOpenOnNewTradingDay;  
+};
+
+
+class CRangeBarCustomChartSettigns : public CCustomChartSettingsBase
+{
+   protected:
+      
+   RANGEBAR_SETTINGS settings;
+
+   public:
+   
+   CRangeBarCustomChartSettigns();
+   ~CRangeBarCustomChartSettigns();
+
+   RANGEBAR_SETTINGS GetCustomChartSettings() { return this.settings; };   
+   
+   virtual void SetCustomChartSettings();
+   virtual string GetSettingsFileName();
+   virtual uint CustomChartSettingsToFile(int handle);
+   virtual uint CustomChartSettingsFromFile(int handle);
+};
+
+void CRangeBarCustomChartSettigns::CRangeBarCustomChartSettigns()
+{
+   settingsFileName = GetSettingsFileName();
+}
+
+void CRangeBarCustomChartSettigns::~CRangeBarCustomChartSettigns()
+{
+}
+
+string CRangeBarCustomChartSettigns::GetSettingsFileName()
+{
+   return CUSTOM_CHART_NAME+(string)ChartID()+".set";  
+}
+
+uint CRangeBarCustomChartSettigns::CustomChartSettingsToFile(int file_handle)
+{
+   return FileWriteStruct(file_handle,this.settings);
+}
+
+uint CRangeBarCustomChartSettigns::CustomChartSettingsFromFile(int file_handle)
+{
+   return FileReadStruct(file_handle,this.settings);
+}
+
+void CRangeBarCustomChartSettigns::SetCustomChartSettings()
+{
+   settings.barSizeInTicks = barSizeInTicks;
+   
+   settings.atrEnabled = atrEnabled;
+   settings.atrTimeFrame = atrTimeFrame;
+   settings.atrPeriod = atrPeriod;
+   settings.atrPercentage = atrPercentage;
+   settings.showNumberOfDays = showNumberOfDays;
+   settings.resetOpenOnNewTradingDay = resetOpenOnNewTradingDay;
+}

Include/AZ-INVEST/SDK/RangeBarIndicator.mqh

@@ -1,6 +1,10 @@
-#property copyright "Copyright 2017, AZ-iNVEST"
+#property copyright "Copyright 2018-2020, Level Up Software"
 #property link      "http://www.az-invest.eu"
-#property version   "2.02"
+#property version   "3.00"
+
+input bool UseOnRangeBarChart = true; // Use this indicator on RangeBar chart
+
+//#define DEVELOPER_VERSION
 #include <AZ-INVEST/SDK/RangeBars.mqh>
 
 class RangeBarIndicator
@@ -16,8 +20,12 @@ class RangeBarIndicator
       bool                 useAppliedPrice;
       ENUM_APPLIED_PRICE   applied_price;
       
+      bool                 firstRun;
       bool                 dataReady;
       
+      datetime             prevTime;
+      int                  prevRatesTotal;
+
    public:
    
       datetime Time[];
@@ -31,8 +39,21 @@ class RangeBarIndicator
       double   Buy_volume[];
       double   Sell_volume[];
       double   BuySell_volume[];
+
+      datetime GetTime(int index) { return GetArrayValueDateTime(Time, index); };
+      double   GetOpen(int index) { return GetArrayValueDouble(Open, index); };
+      double   GetLow(int index) { return GetArrayValueDouble(Low, index); };
+      double   GetHigh(int index) { return GetArrayValueDouble(High, index); };
+      double   GetClose(int index) { return GetArrayValueDouble(Close, index); };
+      double   GetPrice(int index) { return GetArrayValueDouble(Price, index); };
+      long     GetTick_volume(int index) { return GetArrayValueLong(Tick_volume, index); };
+      long     GetReal_volume(int index) { return GetArrayValueLong(Real_volume, index); };
+      double   GetBuy_volume(int index)  { return GetArrayValueDouble(Buy_volume, index); };
+      double   GetSell_volume(int index) { return GetArrayValueDouble(Sell_volume, index); };
+      double   GetBuySell_volume(int index) { return GetArrayValueDouble(BuySell_volume, index); };
+
       bool     IsNewBar;
-   
+
                RangeBarIndicator();
                ~RangeBarIndicator();
                
@@ -41,8 +62,11 @@ class RangeBarIndicator
       void     SetGetVolumeBreakdownFlag() { this.getVolumeBreakdown = true; };
       void     SetGetTimeFlag() { this.getTime = true; };
       
-      bool     OnCalculate(const int rates_total,const int prev_calculated, const datetime &_Time[]);
+      bool     OnCalculate(const int _rates_total,const int _prev_calculated, const datetime &_Time[], const double &_Close[]);
+      void     OnDeinit(const int reason);
+      bool     BufferSynchronizationCheck(const double &buffer[]);      
       int      GetPrevCalculated() { return prev_calculated; };     
+      int      GetRatesTotal() { return ArraySize(Open); };     
       void     BufferShiftLeft(double &buffer[]);
       
    private:
@@ -64,11 +88,14 @@ class RangeBarIndicator
 
       ENUM_TIMEFRAMES TFMigrate(int tf);
       datetime iTime(string symbol,int tf,int index);
+      double GetArrayValueDouble(double &arr[], int index);
+      long GetArrayValueLong(long &arr[], int index);
+      datetime GetArrayValueDateTime(datetime &arr[], int index);
 };
 
 RangeBarIndicator::RangeBarIndicator(void)
 {
-   rangeBars = new RangeBars();
+   rangeBars = new RangeBars(UseOnRangeBarChart);
    if(rangeBars != NULL)
       rangeBars.Init();
       
@@ -77,6 +104,9 @@ RangeBarIndicator::RangeBarIndicator(void)
    getTime = false;
    
    dataReady = false;
+   firstRun = true;
+   prevTime = 0;
+   prevRatesTotal = 0;
 }
 
 RangeBarIndicator::~RangeBarIndicator(void)
@@ -99,6 +129,7 @@ bool RangeBarIndicator::CheckStatus(void)
 
 bool RangeBarIndicator::NeedsReload(void)
 {
+  
    if(rangeBars.Reload())
    {
      Print("Chart settings changed - reloading indicator with new settings");
@@ -108,17 +139,13 @@ bool RangeBarIndicator::NeedsReload(void)
    return false;
 }
 
-bool RangeBarIndicator::OnCalculate(const int _rates_total,const int _prev_calculated, const datetime &_Time[])
+bool RangeBarIndicator::OnCalculate(const int _rates_total,const int _prev_calculated, const datetime &_Time[], const double &_Close[])
 {   
-   static bool firstRun = true;
-
    if(firstRun)
    {
       Canvas_IsNewBar(_Time); 
       Canvas_RatesTotalChangedBy(_rates_total);   
       IsNewBar = rangeBars.IsNewBar();   
-      
-      firstRun = false;
    }
 
    if(!CheckStatus())
@@ -126,10 +153,12 @@ bool RangeBarIndicator::OnCalculate(const int _rates_total,const int _prev_calcu
       if(rangeBars != NULL)
          delete rangeBars;
       
-      rangeBars = new RangeBars();
+      rangeBars = new RangeBars(UseOnRangeBarChart);
       if(rangeBars != NULL)
          rangeBars.Init();
       
+      Print("CheckStatus block failed");
+            
       return false;
    }
 
@@ -145,30 +174,29 @@ bool RangeBarIndicator::OnCalculate(const int _rates_total,const int _prev_calcu
    ArraySetAsSeries(this.Sell_volume,false);   
    ArraySetAsSeries(this.BuySell_volume,false);   
 
-   bool needsReload  = (NeedsReload() || (!this.dataReady)); 
-      
-   if(needsReload)
+   if(firstRun)
+   {
+      GetOLHC(0,_rates_total);
+      firstRun = false;   
+   }
+           
+   if(NeedsReload() || !this.dataReady)
    {
       GetOLHC(0,_rates_total);
       this.prev_calculated = 0;
+      firstRun = true; 
+      ChartSetSymbolPeriod(ChartID(), _Symbol, _Period); // try to force reload
       return false;
-   }                    
-         
-   /*
-   if(needsReload || IsNewBar || canvasIsNewTime || (change != 0))
-   {  
-      Print("reload="+needsReload+", renkoisnewbar="+IsNewBar+", canvasIsNewTime="+canvasIsNewTime+", change="+change);
-         GetOLHC(0,_rates_total);
-         this.prev_calculated = ArraySize(this.Open);
-      return true;         
-   }
-   */
+   }                                      
+
    bool change = Canvas_RatesTotalChangedBy(_rates_total);
+
    if(change != 0)
    {
       #ifdef DISPLAY_DEBUG_MSG
          Print("rates total changed to:"+_rates_total);
       #endif
+
       if(change == 1)
       {
          #ifdef DISPLAY_DEBUG_MSG
@@ -183,7 +211,8 @@ bool RangeBarIndicator::OnCalculate(const int _rates_total,const int _prev_calcu
          #endif
          GetOLHC(0,_rates_total);
       }
-      this.prev_calculated = 0;//_prev_calculated; 
+
+      this.prev_calculated = 0;
       Canvas_IsNewBar(_Time);
       return true;   
    }
@@ -197,7 +226,7 @@ bool RangeBarIndicator::OnCalculate(const int _rates_total,const int _prev_calcu
       {
          GetOLHC(0,_rates_total);
          this.prev_calculated = 0;
-         return true;   ///////// false         
+         return true; 
       }
 
       OLHCShiftRight();
@@ -210,9 +239,9 @@ bool RangeBarIndicator::OnCalculate(const int _rates_total,const int _prev_calcu
    {
       GetOLHC(0,_rates_total);
       this.prev_calculated = 0;
+      firstRun = true; 
       return true;
    } 
-
    
    //
    // Only recalculate last bar
@@ -224,6 +253,19 @@ bool RangeBarIndicator::OnCalculate(const int _rates_total,const int _prev_calcu
    return true;
 }
 
+bool RangeBarIndicator::BufferSynchronizationCheck(const double &buffer[])
+{
+   if(ArraySize(buffer) != ArraySize(Close))
+   {
+      #ifdef DEVELOPER_VERSION
+         Print("### buffers out of synch - refreshing...");
+      #endif
+      return false;
+   }
+   
+   return true;
+}
+
 int RangeBarIndicator::GetOLHC(int start, int count)
 {
    if((start == 0) && (count == 0) && dataReady)
@@ -241,6 +283,7 @@ int RangeBarIndicator::GetOLHC(int start, int count)
      this.Low[last] = tempRates[0].low;
      this.High[last] = tempRates[0].high;
      this.Close[last] = tempRates[0].close;    
+     
      if(getTime)
      {
          this.Time[last] = tempRates[0].time;
@@ -286,10 +329,13 @@ void RangeBarIndicator::OLHCShiftRight()
       this.High[i] = this.High[i-1];
       this.Low[i] = this.Low[i-1];
       this.Close[i] = this.Close[i-1];
+
       if(getTime)
          this.Time[i] = this.Time[i-1];
+
       if(useAppliedPrice)
          this.Price[i] = this.Price[i-1];
+
       if(getVolumes)
       {
          this.Tick_volume[i] = this.Tick_volume[i-1];
@@ -310,8 +356,10 @@ void RangeBarIndicator::OLHCShiftRight()
    
    if(getTime)
       this.Time[0] = 0;
+
    if(useAppliedPrice)
       this.Price[0] = 0.0;
+
    if(getVolumes)
    {
       this.Tick_volume[0] = 0.0;
@@ -339,8 +387,10 @@ void RangeBarIndicator::OLHCResize()
    
    if(getTime)
       ArrayResize(this.Time,count+1);
+
    if(useAppliedPrice)
       ArrayResize(this.Price,count+1);
+
    if(getVolumes)
    {
       ArrayResize(this.Tick_volume,count+1);
@@ -362,8 +412,6 @@ bool RangeBarIndicator::Canvas_IsNewBar(const datetime &_Time[])
    datetime now = _Time[0]; 
    ArraySetAsSeries(_Time,false);    
    
-   static datetime prevTime = 0;
-   
    if(prevTime != now)
    {
       prevTime = now;
@@ -375,8 +423,6 @@ bool RangeBarIndicator::Canvas_IsNewBar(const datetime &_Time[])
 
 bool RangeBarIndicator::Canvas_IsRatesTotalChanged(int ratesTotalNow)
 {
-   static int prevRatesTotal = 0;
-   
    if(prevRatesTotal == 0)
       prevRatesTotal = ratesTotalNow;
          
@@ -392,7 +438,6 @@ bool RangeBarIndicator::Canvas_IsRatesTotalChanged(int ratesTotalNow)
 int RangeBarIndicator::Canvas_RatesTotalChangedBy(int ratesTotalNow)
 {
    int changedBy = 0;
-   static int prevRatesTotal = 0;
    
    if(prevRatesTotal == 0)
       prevRatesTotal = ratesTotalNow;
@@ -450,11 +495,11 @@ int RangeBarIndicator::GetOLHCForIndicatorCalc(double &o[],double &l[],double &h
    handle = rangeBars.GetHandle();
    if(handle == INVALID_HANDLE)
       return -1;
-   int _count = CopyBuffer(handle,RANGEBAR_OPEN,start,count,temp);
-   if(_count == -1)
+
+   int __count = CopyBuffer(handle,RANGEBAR_OPEN,start,count,temp);
+   if(__count == -1)
    {
-      int errorCode = GetLastError();
-      if(errorCode == ERR_INDICATOR_DATA_NOT_FOUND)
+      if(GetLastError() == ERR_INDICATOR_DATA_NOT_FOUND)
       {
          Print("Waiting for buffers ready flag");
          return -2;
@@ -463,95 +508,109 @@ int RangeBarIndicator::GetOLHCForIndicatorCalc(double &o[],double &l[],double &h
          return -1;
    }   
       
-   if(_count < count)
+   if(__count < count)
    {
       #ifdef DISPLAY_DEBUG_MSG
-         Print("Fixing offset (req:"+count+" res:"+_count+")");
+         Print("Fixing offset (req:"+count+" res:"+__count+")");
       #endif
       
       ArrayInitialize(o,0x0);
       ArrayInitialize(l,0x0);
       ArrayInitialize(h,0x0);
       ArrayInitialize(c,0x0);
+      
       if(getTime)
          ArrayInitialize(t,0x0);
+         
       if(getVolumes)
       {
          ArrayInitialize(tickVolume,0x0);
          ArrayInitialize(realVolume,0x0);
       }
+      
       if(getVolumeBreakdown)
       {
          ArrayInitialize(buyVolume,0x0);
          ArrayInitialize(sellVolume,0x0);
          ArrayInitialize(buySellVolume,0x0);
       }
+      
       // less data - indicator requres more
       
-      ArrayCopy(o,temp,(count-_count),0);
+      ArrayCopy(o,temp,(count-__count),0);
 
-      if(CopyBuffer(handle,RANGEBAR_LOW,start,_count,temp) == -1)
+      if(CopyBuffer(handle,RANGEBAR_LOW,start,__count,temp) == -1)
          return -1;
-      ArrayCopy(l,temp,(count-_count),0);
+      ArrayCopy(l,temp,(count-__count),0);
          
-      if(CopyBuffer(handle,RANGEBAR_HIGH,start,_count,temp) == -1)
+      if(CopyBuffer(handle,RANGEBAR_HIGH,start,__count,temp) == -1)
          return -1;
-      ArrayCopy(h,temp,(count-_count),0);
+      ArrayCopy(h,temp,(count-__count),0);
 
-      if(CopyBuffer(handle,RANGEBAR_CLOSE,start,_count,temp) == -1)
+      if(CopyBuffer(handle,RANGEBAR_CLOSE,start,__count,temp) == -1)
          return -1;
-      ArrayCopy(c,temp,(count-_count),0);
+
+      ArrayCopy(c,temp,(count-__count),0);
       
       if(getTime)
       {
-         if(CopyBuffer(handle,RANGEBAR_BAR_OPEN_TIME,start,_count,temp) == -1)
+         if(CopyBuffer(handle,RANGEBAR_BAR_OPEN_TIME,start,__count,temp) == -1)
             return -1;
-         ArrayCopy(t,temp,(count-_count),0);      
+            
+         ArrayCopy(t,temp,(count-__count),0);      
       }
       
       if(getVolumes)
       {
-         if(CopyBuffer(handle,RANGEBAR_TICK_VOLUME,start,_count,temp) == -1)
+         if(CopyBuffer(handle,RANGEBAR_TICK_VOLUME,start,__count,temp) == -1)
             return -1;
-         ArrayCopy(tickVolume,temp,(count-_count),0);
+            
+         ArrayCopy(tickVolume,temp,(count-__count),0);
    
-         if(CopyBuffer(handle,RANGEBAR_REAL_VOLUME,start,_count,temp) == -1)
+         if(CopyBuffer(handle,RANGEBAR_REAL_VOLUME,start,__count,temp) == -1)
             return -1;
-         ArrayCopy(realVolume,temp,(count-_count),0);      
+            
+         ArrayCopy(realVolume,temp,(count-__count),0);      
       }
       
 #ifdef P_RANGEBAR_BR
    #ifdef P_RANGEBAR_BR_PRO
       if(getVolumeBreakdown)
       {      
-         if(CopyBuffer(handle,RANGEBAR_BUY_VOLUME,start,_count,temp) == -1)
+         if(CopyBuffer(handle,RANGEBAR_BUY_VOLUME,start,__count,temp) == -1)
             return -1;
-         ArrayCopy(buyVolume,temp,(count-_count),0);
+            
+         ArrayCopy(buyVolume,temp,(count-__count),0);
 
-         if(CopyBuffer(handle,RANGEBAR_SELL_VOLUME,start,_count,temp) == -1)
+         if(CopyBuffer(handle,RANGEBAR_SELL_VOLUME,start,__count,temp) == -1)
             return -1;
-         ArrayCopy(sellVolume,temp,(count-_count),0);
+            
+         ArrayCopy(sellVolume,temp,(count-__count),0);
 
-         if(CopyBuffer(handle,RANGEBAR_BUYSELL_VOLUME,start,_count,temp) == -1)
+         if(CopyBuffer(handle,RANGEBAR_BUYSELL_VOLUME,start,__count,temp) == -1)
             return -1;
-         ArrayCopy(buySellVolume,temp,(count-_count),0);
+            
+         ArrayCopy(buySellVolume,temp,(count-__count),0);
       }
    #else
    #endif
 #else      
       if(getVolumeBreakdown)
       {      
-         if(CopyBuffer(handle,RANGEBAR_BUY_VOLUME,start,_count,temp) == -1)
+         if(CopyBuffer(handle,RANGEBAR_BUY_VOLUME,start,__count,temp) == -1)
             return -1;
-         ArrayCopy(buyVolume,temp,(count-_count),0);
+            
+         ArrayCopy(buyVolume,temp,(count-__count),0);
 
-         if(CopyBuffer(handle,RANGEBAR_SELL_VOLUME,start,_count,temp) == -1)
+         if(CopyBuffer(handle,RANGEBAR_SELL_VOLUME,start,__count,temp) == -1)
             return -1;
-         ArrayCopy(sellVolume,temp,(count-_count),0);
+            
+         ArrayCopy(sellVolume,temp,(count-__count),0);
 
-         if(CopyBuffer(handle,RANGEBAR_BUYSELL_VOLUME,start,_count,temp) == -1)
+         if(CopyBuffer(handle,RANGEBAR_BUYSELL_VOLUME,start,__count,temp) == -1)
             return -1;
-         ArrayCopy(buySellVolume,temp,(count-_count),0);
+            
+         ArrayCopy(buySellVolume,temp,(count-__count),0);
       }
 #endif
 
@@ -560,10 +619,13 @@ int RangeBarIndicator::GetOLHCForIndicatorCalc(double &o[],double &l[],double &h
    {
       if(CopyBuffer(handle,RANGEBAR_OPEN,start,count,o) == -1)
          return -1;
+         
       if(CopyBuffer(handle,RANGEBAR_LOW,start,count,l) == -1)
          return -1;
+         
       if(CopyBuffer(handle,RANGEBAR_HIGH,start,count,h) == -1)
          return -1;
+         
       if(CopyBuffer(handle,RANGEBAR_CLOSE,start,count,c) == -1)
          return -1;
       
@@ -571,6 +633,7 @@ int RangeBarIndicator::GetOLHCForIndicatorCalc(double &o[],double &l[],double &h
       {
          if(CopyBuffer(handle,RANGEBAR_BAR_OPEN_TIME,start,count,temp) == -1)
             return -1;
+            
          ArrayCopy(t,temp);
       }   
       
@@ -578,9 +641,12 @@ int RangeBarIndicator::GetOLHCForIndicatorCalc(double &o[],double &l[],double &h
       {
          if(CopyBuffer(handle,RANGEBAR_TICK_VOLUME,start,count,temp) == -1)
             return -1;
+            
          ArrayCopy(tickVolume,temp);
+         
          if(CopyBuffer(handle,RANGEBAR_REAL_VOLUME,start,count,temp) == -1)
             return -1;   
+         
          ArrayCopy(realVolume,temp);
       }
       
@@ -590,14 +656,17 @@ int RangeBarIndicator::GetOLHCForIndicatorCalc(double &o[],double &l[],double &h
       {      
          if(CopyBuffer(handle,RANGEBAR_BUY_VOLUME,start,count,temp) == -1)
             return -1;
+            
          ArrayCopy(buyVolume,temp);
 
          if(CopyBuffer(handle,RANGEBAR_SELL_VOLUME,start,count,temp) == -1)
             return -1;
+            
          ArrayCopy(sellVolume,temp);
 
          if(CopyBuffer(handle,RANGEBAR_BUYSELL_VOLUME,start,count,temp) == -1)
             return -1;
+            
          ArrayCopy(buySellVolume,temp);
       }
    #else
@@ -607,14 +676,17 @@ int RangeBarIndicator::GetOLHCForIndicatorCalc(double &o[],double &l[],double &h
       {      
          if(CopyBuffer(handle,RANGEBAR_BUY_VOLUME,start,count,temp) == -1)
             return -1;
+            
          ArrayCopy(buyVolume,temp);
 
          if(CopyBuffer(handle,RANGEBAR_SELL_VOLUME,start,count,temp) == -1)
             return -1;
+            
          ArrayCopy(sellVolume,temp);
 
          if(CopyBuffer(handle,RANGEBAR_BUYSELL_VOLUME,start,count,temp) == -1)
             return -1;
+            
          ArrayCopy(buySellVolume,temp);
       }
 #endif      
@@ -631,11 +703,11 @@ int RangeBarIndicator::GetOLHCAndApplPriceForIndicatorCalc(double &o[],double &l
 {
    dataReady = true;
    
-   int _count = GetOLHCForIndicatorCalc(o,l,h,c,t,tickVolume,realVolume,buyVolume,sellVolume,buySellVolume,start,count);
-   if(_count < 0)
+   int __count = GetOLHCForIndicatorCalc(o,l,h,c,t,tickVolume,realVolume,buyVolume,sellVolume,buySellVolume,start,count);
+   if(__count < 0)
    {
       dataReady = false;
-      return _count;
+      return __count;
    }
    if(applied_price == PRICE_CLOSE) 
    {
@@ -655,22 +727,25 @@ int RangeBarIndicator::GetOLHCAndApplPriceForIndicatorCalc(double &o[],double &l
    }
    else
    {       
-      if(ArrayResize(price,_count) == -1)
+      if(ArrayResize(price,__count) == -1)
          return -1;      
 
-      for(int i=0; i<_count; i++)
+      for(int i=0; i<__count; i++)
       {
          price[i] = CalcAppliedPrice(o[i],l[i],h[i],c[i],_applied_price);
       }
    }
       
-   return _count;
+   return __count;
 }
 
+// TFMigrate: 
+// https://www.mql5.com/en/forum/2842#comment_39496
+//
 ENUM_TIMEFRAMES RangeBarIndicator::TFMigrate(int tf)
-  {
+{
    switch(tf)
-     {
+   {
       case 0: return(PERIOD_CURRENT);
       case 1: return(PERIOD_M1);
       case 5: return(PERIOD_M5);
@@ -698,18 +773,30 @@ ENUM_TIMEFRAMES RangeBarIndicator::TFMigrate(int tf)
       case 16408: return(PERIOD_D1);
       case 32769: return(PERIOD_W1);
       case 49153: return(PERIOD_MN1);      
+
       default: return(PERIOD_CURRENT);
-     }
-  }
+   }
+}
 
 datetime RangeBarIndicator::iTime(string symbol,int tf,int index)
 {
-   if(index < 0) return(-1);
+   if(index < 0)
+   {
+      return(-1);
+   }
+   
    ENUM_TIMEFRAMES timeframe=TFMigrate(tf);
+   
    datetime Arr[];
-   if(CopyTime(symbol, timeframe, index, 1, Arr)>0)
-        return(Arr[0]);
-   else return(-1);
+   
+   if(CopyTime(symbol, timeframe, index, 1, Arr) > 0)
+   {
+      return(Arr[0]);
+   }
+   else 
+   {
+      return(-1);
+   }
 }
 
 //
@@ -764,3 +851,43 @@ void RangeBarIndicator::BufferShiftLeft(double &buffer[])
       buffer[i-1] = buffer[i];
 
 }
+
+long RangeBarIndicator::GetArrayValueLong(long &arr[], int index)
+{
+   int size  = ArraySize(arr);
+   if(index < size)
+   {
+       return(arr[index]);
+   } 
+   else    
+   {
+       return(false); 
+   }
+}
+
+double RangeBarIndicator::GetArrayValueDouble(double &arr[], int index)
+{
+   int size  = ArraySize(arr);
+   if(index < size)
+   {
+       return(arr[index]);
+   } 
+   else    
+   {
+       return(false); 
+   }
+}
+
+datetime RangeBarIndicator::GetArrayValueDateTime(datetime &arr[], int index)
+{
+   int size  = ArraySize(arr);
+   if(index < size)
+   {
+       return(arr[index]);
+   } 
+   else    
+   {
+       return(false); 
+   }
+}
+

Include/AZ-INVEST/SDK/RangeBarSettings.mqh

@@ -1,345 +0,0 @@
-#property copyright "Copyright 2017, AZ-iNVEST"
-#property link      "http://www.az-invest.eu"
- 
-#include <AZ-INVEST/SDK/CommonSettings.mqh>
-#define CUSTOM_CHART_NAME "Range Bars"
-
-#ifdef SHOW_INDICATOR_INPUTS
-
-input int                     barSizeInTicks = 100;                     // Range bar size (in points)
-input ENUM_BOOL               atrEnabled = false;                       // Enable ATR based bar size calculation
-      ENUM_TIMEFRAMES         atrTimeFrame = PERIOD_D1;                 // Use ATR period
-input int                     atrPeriod = 14;                           // ATR period
-input int                     atrPercentage = 10;                       // Use percentage of ATR
-      ENUM_BOOL               useRealVolume = false;                    // Use real volume ( false for FX )            
-      ENUM_TICK_PRICE_TYPE    plotPrice = tickBid;                      // Build chart using
-input int                     showNumberOfDays = 14;                    // Show history for number of days
-input ENUM_BOOL               resetOpenOnNewTradingDay = true;          // Synchronize first bar's open on new day
-input double                  TopBottomPaddingPercentage = 0.30;        // Use padding top/bottom (0.0 - 1.0)
-input ENUM_PIVOT_POINTS       showPivots = ppNone;                      // Show pivot levels
-input ENUM_PIVOT_TYPE         pivotPointCalculationType = ppHLC3;       // Pivot point calculation method
-input color                   RColor = clrDodgerBlue;                   // Resistance line color
-input color                   PColor = clrGold;                         // Pivot line color
-input color                   SColor = clrFireBrick;                    // Support line color   
-input color                   PDHColor = clrHotPink;                    // Previous day's high
-input color                   PDLColor = clrLightSkyBlue;               // Previous day's low
-input color                   PDCColor = clrGainsboro;                  // Previous day's close
-input ENUM_BOOL               showNextBarLevels = true;                 // Show current bar's close projections
-input color                   HighThresholdIndicatorColor = clrLime;    // Bullish bar projection color
-input color                   LowThresholdIndicatorColor = clrRed;      // Bearish bar projection color
-input ENUM_BOOL               showCurrentBarOpenTime = true;            // Display chart info and current bar's open time
-input color                   InfoTextColor = clrWhite;                 // Current bar's open time info color
-input ENUM_BOOL               UseSoundSignalOnNewBar = false;           // Play sound on new bar
-input ENUM_BOOL               OnlySignalReversalBars = false;           // Only signal reversals
-input ENUM_BOOL               UseAlertWindow = false;                   // Display Alert window with new bar info
-input ENUM_BOOL               SendPushNotifications = false;            // Send new bar info push notification to smartphone
-input string                  SoundFileBull = "news.wav";               // Use sound file for bullish bar close
-input string                  SoundFileBear = "timeout.wav";            // Use sound file for bearish bar close
-input ENUM_BOOL               MA1on = false;                            // Show first MA 
-input int                     MA1period = 20;                           // 1st MA period
-input ENUM_MA_METHOD_EXT      MA1method =  _MODE_SMA;                   // 1st MA method
-input ENUM_APPLIED_PRICE      MA1applyTo = PRICE_CLOSE;                 // 1st MA apply to
-input int                     MA1shift = 0;                             // 1st MA shift
-input ENUM_BOOL               MA2on = false;                            // Show second MA 
-input int                     MA2period = 50;                           // 2nd MA period
-input ENUM_MA_METHOD_EXT      MA2method = _MODE_EMA;                    // 2nd MA method
-input ENUM_APPLIED_PRICE      MA2applyTo = PRICE_CLOSE;                 // 2nd MA apply to
-input int                     MA2shift = 0;                             // 2nd MA shift
-input ENUM_BOOL               MA3on = false;                            // Show third MA 
-input int                     MA3period = 20;                           // 3rd MA period
-input ENUM_MA_METHOD_EXT      MA3method = _VWAP_TICKVOL;                // 3rd MA method
-input ENUM_APPLIED_PRICE      MA3applyTo = PRICE_CLOSE;                 // 3rd MA apply to
-input int                     MA3shift = 0;                             // 3rd MA shift
-input ENUM_CHANNEL_TYPE       ShowChannel = None;                       // Show Channel
-input string                  Channel_Settings = "-------------------"; // Channel settings 
-input int                     DonchianPeriod = 20;                      // Donchian Channel period
-input ENUM_APPLIED_PRICE      BBapplyTo = PRICE_CLOSE;                  // Bollinger Bands apply to
-input int                     BollingerBandsPeriod = 20;                // Bollinger Bands period
-input double                  BollingerBandsDeviations = 2.0;           // Bollinger Bands deviations
-input int                     SuperTrendPeriod = 10;                    // Super Trend period
-input double                  SuperTrendMultiplier=1.7;                 // Super Trend multiplier
-input string                  Misc_Settings = "-------------------";    // Misc settings
-input ENUM_BOOL               DisplayAsBarChart = false;                // Display as bar chart
-input ENUM_BOOL               UsedInEA = false;                         // Indicator used in EA via iCustom()
-
-#else
-
-   //
-   //  This block should always be set to the following values
-   //
-   
-      double                     TopBottomPaddingPercentage = 0;
-      ENUM_PIVOT_POINTS          showPivots = ppNone;
-      ENUM_PIVOT_TYPE            pivotPointCalculationType = ppHLC3;
-      color                      RColor = clrNONE;
-      color                      PColor = clrNONE;
-      color                      SColor = clrNONE;
-      color                      PDHColor = clrNONE;
-      color                      PDLColor = clrNONE;
-      color                      PDCColor = clrNONE;
-      ENUM_BOOL                  showNextBarLevels = false;
-      color                      HighThresholdIndicatorColor = clrNONE;
-      color                      LowThresholdIndicatorColor = clrNONE;
-      ENUM_BOOL                  showCurrentBarOpenTime = false;
-      color                      InfoTextColor = clrNONE;
-      ENUM_BOOL                  UseSoundSignalOnNewBar = false;
-      ENUM_BOOL                  OnlySignalReversalBars = false;
-      ENUM_BOOL                  UseAlertWindow = false;
-      ENUM_BOOL                  SendPushNotifications = false;
-      string                     SoundFileBull = "";
-      string                     SoundFileBear = "";
-      ENUM_BOOL                  DisplayAsBarChart = true;
-      ENUM_BOOL                  UsedInEA = true; // This should always be set to TRUE for EAs & Indicators
-   
-   //
-   //
-   //
-
-
-#endif
-
-struct RANGEBAR_SETTINGS
-{
-   int                  barSizeInTicks;
-   ENUM_BOOL            atrEnabled;
-   ENUM_TIMEFRAMES      atrTimeFrame;
-   int                  atrPeriod;
-   int                  atrPercentage;
-   ENUM_BOOL            useRealVolume;
-   ENUM_TICK_PRICE_TYPE plotPrice;
-   int                  showNumberOfDays;
-   ENUM_BOOL            resetOpenOnNewTradingDay;  
-};
-
-class RangeBarSettings
-{
-   protected:
-   
-      string                     settingsFileName;
-      string                     chartTypeFileName;
-
-      RANGEBAR_SETTINGS          settings;
-      CHART_INDICATOR_SETTINGS   chartIndicatorSettings;
-      ALERT_INFO_SETTINGS        alertInfoSettings;
-            
-   public:
-   
-                                 RangeBarSettings(void);
-                                 ~RangeBarSettings(void);
-      
-      RANGEBAR_SETTINGS          GetRangeBarSettings(void);
-      ALERT_INFO_SETTINGS        GetAlertInfoSettings(void);
-      CHART_INDICATOR_SETTINGS   GetChartIndicatorSettings(void);      
-      
-      void                       Set(void);
-      
-      void                       Save(void);
-      bool                       Load(void);
-      void                       Delete(void);
-      bool                       Changed(void);
-};
-
-void RangeBarSettings::RangeBarSettings(void)
-{
-   this.settingsFileName = CUSTOM_CHART_NAME+(string)ChartID()+".set";   
-   this.chartTypeFileName = (string)ChartID()+".id";
-}
-
-void RangeBarSettings::~RangeBarSettings(void)
-{
-
-}
-
-void RangeBarSettings::Save(void)
-{    
-   if(IS_TESTING || this.chartIndicatorSettings.UsedInEA)
-      return;
-
-   this.Delete();
-
-   //
-   // Store indicator settings
-   // 
-
-   int handle = FileOpen(this.settingsFileName,FILE_SHARE_READ|FILE_WRITE|FILE_BIN);  
-   uint result = 0;
-   
-   result += FileWriteStruct(handle,this.settings);
-   result += FileWriteStruct(handle,this.chartIndicatorSettings);
-   //FileWriteStruct(handle,this.alertInfoSettings);
-   FileClose(handle);
-   
-   //
-   // Store chart type identifier
-   //
-   
-   handle = FileOpen(this.chartTypeFileName,FILE_SHARE_READ|FILE_WRITE|FILE_ANSI);
-   FileWriteString(handle,CUSTOM_CHART_NAME);
-   FileClose(handle);
-}
-
-void RangeBarSettings::Delete(void)
-{
-   if(IS_TESTING || this.chartIndicatorSettings.UsedInEA)
-      return;
-
-   if(FileIsExist(this.settingsFileName))
-      FileDelete(this.settingsFileName);     
-}
-
-bool RangeBarSettings::Load(void)
-{
-#ifdef SHOW_INDICATOR_INPUTS
-   Set();
-   return true;
-#else 
-
-   if(!FileIsExist(this.settingsFileName))
-      return false;
-      
-   int handle = FileOpen(this.settingsFileName,FILE_SHARE_READ|FILE_BIN);  
-   if(handle == INVALID_HANDLE)
-      return false;
-           
-   if(FileReadStruct(handle,this.settings) <= 0)
-   {
-      Print("Failed loading settings(1)!");
-      FileClose(handle); 
-      return false;
-   }
-   
-   if(FileReadStruct(handle,this.chartIndicatorSettings) <= 0)
-   {
-      Print("Failed loading settings(2)!");
-      FileClose(handle); 
-      return false;
-   }
-   /*
-   if(FileReadStruct(handle,this.alertInfoSettings) <= 0)
-   {
-      Print("Failed loading settings(3)!");
-      FileClose(handle); 
-      return false;
-   }
-   */
-   
-   FileClose(handle);
-   return true;
-
-#endif 
-}
-
-ALERT_INFO_SETTINGS RangeBarSettings::GetAlertInfoSettings(void)
-{
-   return this.alertInfoSettings;
-}
-
-CHART_INDICATOR_SETTINGS RangeBarSettings::GetChartIndicatorSettings(void)
-{
-   return this.chartIndicatorSettings;
-}
-
-RANGEBAR_SETTINGS RangeBarSettings::GetRangeBarSettings(void)
-{
-   return this.settings;
-}
-
-void RangeBarSettings::Set(void)
-{
-#ifdef SHOW_INDICATOR_INPUTS
-
-   settings.barSizeInTicks = barSizeInTicks;
-   settings.atrEnabled = atrEnabled;
-   settings.atrTimeFrame = atrTimeFrame;
-   settings.atrPeriod = atrPeriod;
-   settings.atrPercentage = atrPercentage;   
-   settings.useRealVolume = useRealVolume;
-   settings.plotPrice = plotPrice;
-   settings.showNumberOfDays = showNumberOfDays;
-   settings.resetOpenOnNewTradingDay = resetOpenOnNewTradingDay;
-      
-   //
-   //
-   //
-      
-   chartIndicatorSettings.MA1on = MA1on;
-   chartIndicatorSettings.MA1period = MA1period;
-   chartIndicatorSettings.MA1method = MA1method;
-   chartIndicatorSettings.MA1applyTo = MA1applyTo;
-   chartIndicatorSettings.MA1shift = MA1shift;
-   chartIndicatorSettings.MA2on = MA2on;
-   chartIndicatorSettings.MA2period = MA2period;
-   chartIndicatorSettings.MA2method = MA2method;
-   chartIndicatorSettings.MA2applyTo = MA2applyTo;
-   chartIndicatorSettings.MA2shift = MA2shift;
-   /*
-   chartIndicatorSettings.ShowVWAP = ShowVWAP;
-   chartIndicatorSettings.VWAP_Period = VWAP_Period;
-   chartIndicatorSettings.VWAPapplyTo = VWAPapplyTo;
-   chartIndicatorSettings.VWAPvolume = VWAPvolume;
-   */
-   chartIndicatorSettings.MA3on = MA3on;
-   chartIndicatorSettings.MA3period = MA3period;
-   chartIndicatorSettings.MA3method = MA3method;
-   chartIndicatorSettings.MA3applyTo = MA3applyTo;
-   chartIndicatorSettings.MA3shift = MA3shift;
-   chartIndicatorSettings.ShowChannel = ShowChannel;
-   chartIndicatorSettings.DonchianPeriod = DonchianPeriod;
-   chartIndicatorSettings.BBapplyTo = BBapplyTo;
-   chartIndicatorSettings.BollingerBandsPeriod = BollingerBandsPeriod;
-   chartIndicatorSettings.BollingerBandsDeviations = BollingerBandsDeviations;
-   chartIndicatorSettings.SuperTrendPeriod = SuperTrendPeriod;
-   chartIndicatorSettings.SuperTrendMultiplier = SuperTrendMultiplier;
-   chartIndicatorSettings.UsedInEA = UsedInEA;
-
-   //
-   //
-   //
-   
-   alertInfoSettings.TopBottomPaddingPercentage = TopBottomPaddingPercentage;
-   alertInfoSettings.showPiovots = showPivots;
-   alertInfoSettings.pivotPointCalculationType = pivotPointCalculationType;
-   alertInfoSettings.Rcolor = RColor;
-   alertInfoSettings.Pcolor = PColor;
-   alertInfoSettings.Scolor = SColor;
-   alertInfoSettings.PDHColor = PDHColor;
-   alertInfoSettings.PDLColor = PDLColor;
-   alertInfoSettings.PDCColor = PDCColor;
-   alertInfoSettings.showNextBarLevels = showNextBarLevels;
-   alertInfoSettings.HighThresholdIndicatorColor = HighThresholdIndicatorColor;
-   alertInfoSettings.LowThresholdIndicatorColor = LowThresholdIndicatorColor;
-   alertInfoSettings.showCurrentBarOpenTime = showCurrentBarOpenTime;
-   alertInfoSettings.InfoTextColor = InfoTextColor;
-   alertInfoSettings.UseSoundSignalOnNewBar = UseSoundSignalOnNewBar;
-   alertInfoSettings.OnlySignalReversalBars = OnlySignalReversalBars;
-   alertInfoSettings.UseAlertWindow = UseAlertWindow;
-   alertInfoSettings.SendPushNotifications = SendPushNotifications;
-   alertInfoSettings.SoundFileBull = SoundFileBull;
-   alertInfoSettings.SoundFileBear = SoundFileBear;
-   alertInfoSettings.DisplayAsBarChart = DisplayAsBarChart;
-
-#endif
-}
-
-bool RangeBarSettings::Changed(void)
-{
-   if(MQLInfoInteger((int)MQL5_TESTING))
-      return false;
- 
-   static datetime prevFileTime = 0;
-
-   if(!FileIsExist(this.settingsFileName))
-      return false;
-      
-   int handle = FileOpen(this.settingsFileName,FILE_SHARE_READ|FILE_BIN);  
-   datetime currFileTime = (datetime)FileGetInteger(handle,FILE_CREATE_DATE);  
-   FileClose(handle); 
- 
-   if(prevFileTime != currFileTime)
-   {
-      prevFileTime = currFileTime;
-      return true;
-   }
-   
-   return false;
-}

Include/AZ-INVEST/SDK/RangeBars.mqh

@@ -1,89 +1,112 @@
-//+------------------------------------------------------------------+
-//|                                         RangeBars.mqh ver:2.03.0 |
-//|                                        Copyright 2017, AZ-iNVEST |
-//|                                          http://www.az-invest.eu |
-//+------------------------------------------------------------------+
-#property copyright "Copyright 2017, AZ-iNVEST"
+#property copyright "Copyright 2018-2020, Level Up Software"
 #property link      "http://www.az-invest.eu"
 
-#define RANGEBAR_INDICATOR_NAME "Market\\Range Bars Charting" 
-//#define RANGEBAR_INDICATOR_NAME "RangeBars\\RangeBarsOverlay203"
+#ifdef DEVELOPER_VERSION
+   #define RANGEBAR_INDICATOR_NAME "RangeBars\\RangeBarsOverlay300" 
+#else
+   #define RANGEBAR_INDICATOR_NAME "Market\\Range Bars Charting" 
+#endif
 
 #define RANGEBAR_OPEN            00
 #define RANGEBAR_HIGH            01
 #define RANGEBAR_LOW             02
 #define RANGEBAR_CLOSE           03 
 #define RANGEBAR_BAR_COLOR       04
-#define RANGEBAR_MA1             05
-#define RANGEBAR_MA2             06
-#define RANGEBAR_MA3             07
-#define RANGEBAR_CHANNEL_HIGH    08
-#define RANGEBAR_CHANNEL_MID     09
-#define RANGEBAR_CHANNEL_LOW     10
-#define RANGEBAR_BAR_OPEN_TIME   11
-#define RANGEBAR_TICK_VOLUME     12
-#define RANGEBAR_REAL_VOLUME     13
-#define RANGEBAR_BUY_VOLUME      14
-#define RANGEBAR_SELL_VOLUME     15
-#define RANGEBAR_BUYSELL_VOLUME  16
+#define RANGEBAR_SESSION_RECT_H  05
+#define RANGEBAR_SESSION_RECT_L  06
+#define RANGEBAR_MA1             07
+#define RANGEBAR_MA2             08
+#define RANGEBAR_MA3             09
+#define RANGEBAR_MA4             10
+#define RANGEBAR_CHANNEL_HIGH    11
+#define RANGEBAR_CHANNEL_MID     12
+#define RANGEBAR_CHANNEL_LOW     13
+#define RANGEBAR_BAR_OPEN_TIME   14
+#define RANGEBAR_TICK_VOLUME     15
+#define RANGEBAR_REAL_VOLUME     16
+#define RANGEBAR_BUY_VOLUME      17
+#define RANGEBAR_SELL_VOLUME     18
+#define RANGEBAR_BUYSELL_VOLUME  19
+#define RANGEBAR_RUNTIME_ID      20
 
-#include <AZ-INVEST/SDK/RangeBarSettings.mqh>
+#include <az-invest/sdk/RangeBarCustomChartSettings.mqh>
 
 class RangeBars
 {
    private:
    
-      RangeBarSettings * rangeBarSettings;
+      CRangeBarCustomChartSettigns * rangeBarSettings;
 
-      //
-      //  Median renko indicator handle
-      //
-      
-      int rangeBarsHandle;
+      int rangeBarsHandle; // range bar indicator handle
       string rangeBarsSymbol;
+      bool usedByIndicatorOnRangeBarChart;
    
+      datetime prevBarTime;      
+
    public:
       
       RangeBars();   
+      RangeBars(bool isUsedByIndicatorOnRangeBarChart);
       RangeBars(string symbol);
       ~RangeBars(void);
       
       int Init();
       void Deinit();
       bool Reload();
-      
+      void ReleaseHandle();
+
       int GetHandle(void) { return rangeBarsHandle; };
+      double GetRuntimeId();
+      
+      bool IsNewBar();
+      
       bool GetMqlRates(MqlRates &ratesInfoArray[], int start, int count);
       bool GetBuySellVolumeBreakdown(double &buy[], double &sell[], double &buySell[], int start, int count);      
+      bool GetMA(int MaBufferId, double &MA[], int start, int count);
+      bool GetChannel(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count);
+      
+      // The following 6 functions are deprecated, please use GetMA & GetChannelData functions instead
       bool GetMA1(double &MA[], int start, int count);
       bool GetMA2(double &MA[], int start, int count);
       bool GetMA3(double &MA[], int start, int count);
       bool GetDonchian(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count);
       bool GetBollingerBands(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count);
       bool GetSuperTrend(double &SuperTrendHighArray[], double &SuperTrendArray[], double &SuperTrendLowArray[], int start, int count); 
-      
-      bool IsNewBar();
+      //
       
    private:
 
-      bool GetChannel(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count);
-   
+      int GetIndicatorHandle(void);
+      bool GetChannelData(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count);
 };
 
 RangeBars::RangeBars(void)
 {
 #define CONSTRUCTOR1
-   rangeBarSettings = new RangeBarSettings();
+   rangeBarSettings = new CRangeBarCustomChartSettigns();
    rangeBarsHandle = INVALID_HANDLE;
    rangeBarsSymbol = _Symbol;
+   usedByIndicatorOnRangeBarChart = false;
+   prevBarTime = 0;
+}
+
+RangeBars::RangeBars(bool isUsedByIndicatorOnRangeBarChart)
+{
+   rangeBarSettings = new CRangeBarCustomChartSettigns();
+   rangeBarsHandle = INVALID_HANDLE;
+   rangeBarsSymbol = _Symbol;
+   usedByIndicatorOnRangeBarChart = isUsedByIndicatorOnRangeBarChart;
+   prevBarTime = 0;
 }
 
 RangeBars::RangeBars(string symbol)
 {
 #define CONSTRUCTOR2
-   rangeBarSettings = new RangeBarSettings();
+   rangeBarSettings = new CRangeBarCustomChartSettigns();
    rangeBarsHandle = INVALID_HANDLE;
    rangeBarsSymbol = symbol;
+   usedByIndicatorOnRangeBarChart = false;
+   prevBarTime = 0;
 }
 
 RangeBars::~RangeBars(void)
@@ -92,6 +115,14 @@ RangeBars::~RangeBars(void)
       delete rangeBarSettings;
 }
 
+void RangeBars::ReleaseHandle()
+{ 
+   if(rangeBarsHandle != INVALID_HANDLE)
+   {
+      IndicatorRelease(rangeBarsHandle); 
+   }
+}
+
 //
 //  Function for initializing the median renko indicator handle
 //
@@ -100,6 +131,18 @@ int RangeBars::Init()
 {
    if(!MQLInfoInteger((int)MQL5_TESTING))
    {
+      if(usedByIndicatorOnRangeBarChart) 
+      {
+         //
+         // Indicator on RangeBar chart uses the values of the RangeBar chart for calculations
+         //      
+         
+         IndicatorRelease(rangeBarsHandle);
+         
+         rangeBarsHandle = GetIndicatorHandle();
+         return rangeBarsHandle;
+      }
+   
       if(!rangeBarSettings.Load())
       {
          if(rangeBarsHandle != INVALID_HANDLE)
@@ -121,33 +164,36 @@ int RangeBars::Init()
    }
    else
    {
-      #ifdef SHOW_INDICATOR_INPUTS
+      if(usedByIndicatorOnRangeBarChart)
+      {
          //
-         //  Load settings from EA inputs
-         //
-         rangeBarSettings.Load();
-      #else
-         //
-         //  Save indicator inputs for use by EA attached to same chart.
-         //
-         rangeBarSettings.Save();
-      #endif
+         // Indicator on RangeBar chart uses the values of the RangeBar chart for calculations
+         //      
+         rangeBarsHandle = GetIndicatorHandle();
+         return rangeBarsHandle;      
+      }
+      else
+      {     
+         #ifdef SHOW_INDICATOR_INPUTS
+            //
+            //  Load settings from EA inputs
+            //
+            rangeBarSettings.Load();
+         #endif
+      }
    }   
 
-   RANGEBAR_SETTINGS s = rangeBarSettings.GetRangeBarSettings();         
+   RANGEBAR_SETTINGS s = rangeBarSettings.GetCustomChartSettings();         
    CHART_INDICATOR_SETTINGS cis = rangeBarSettings.GetChartIndicatorSettings(); 
 
-   //RangeBarSettings.Debug();
-   
-   rangeBarsHandle = iCustom(this.rangeBarsSymbol,_Period,RANGEBAR_INDICATOR_NAME, 
+   rangeBarsHandle = iCustom(this.rangeBarsSymbol, _Period, RANGEBAR_INDICATOR_NAME, 
                                        s.barSizeInTicks,
                                        s.atrEnabled,
                                        //s.atrTimeFrame,
                                        s.atrPeriod,
                                        s.atrPercentage,
-                                       s.showNumberOfDays,
-                                       s.resetOpenOnNewTradingDay,
-                                       TopBottomPaddingPercentage,
+                                       s.showNumberOfDays, s.resetOpenOnNewTradingDay,
+                                       TradingSessionTime,
                                        showPivots,
                                        pivotPointCalculationType,
                                        RColor,
@@ -156,52 +202,59 @@ int RangeBars::Init()
                                        PDHColor,
                                        PDLColor,
                                        PDCColor,   
-                                       showNextBarLevels,
-                                       HighThresholdIndicatorColor,
-                                       LowThresholdIndicatorColor,
-                                       showCurrentBarOpenTime,
-                                       InfoTextColor,
-                                       UseSoundSignalOnNewBar,
-                                       OnlySignalReversalBars,
-                                       UseAlertWindow,
-                                       SendPushNotifications,
-                                       SoundFileBull,
-                                       SoundFileBear,
+                                       AlertMeWhen,
+                                       AlertNotificationType,
                                        cis.MA1on, 
+                                       cis.MA1lineType,
                                        cis.MA1period,
                                        cis.MA1method,
                                        cis.MA1applyTo,
                                        cis.MA1shift,
-                                       cis.MA2on,
+                                       cis.MA1priceLabel,
+                                       cis.MA2on, 
+                                       cis.MA2lineType,
                                        cis.MA2period,
                                        cis.MA2method,
                                        cis.MA2applyTo,
                                        cis.MA2shift,
-                                       cis.MA3on,
+                                       cis.MA2priceLabel,
+                                       cis.MA3on, 
+                                       cis.MA3lineType,
                                        cis.MA3period,
                                        cis.MA3method,
                                        cis.MA3applyTo,
                                        cis.MA3shift,
+                                       cis.MA3priceLabel,
+                                       cis.MA4on, 
+                                       cis.MA4lineType,
+                                       cis.MA4period,
+                                       cis.MA4method,
+                                       cis.MA4applyTo,
+                                       cis.MA4shift,
+                                       cis.MA4priceLabel,
                                        cis.ShowChannel,
-                                       "",
-                                       cis.DonchianPeriod,
-                                       cis.BBapplyTo,
-                                       cis.BollingerBandsPeriod,
-                                       cis.BollingerBandsDeviations,
-                                       cis.SuperTrendPeriod,
-                                       cis.SuperTrendMultiplier,
-                                       "",
-                                       DisplayAsBarChart,
-                                       UsedInEA);
-
+                                       cis.ChannelPeriod,
+                                       cis.ChannelAtrPeriod,
+                                       cis.ChannelAppliedPrice,
+                                       cis.ChannelMultiplier,
+                                       cis.ChannelBandsDeviations, 
+                                       cis.ChannelPriceLabel,
+                                       cis.ChannelMidPriceLabel,
+                                       true); // used in EA
+// TopBottomPaddingPercentage,
+// showCurrentBarOpenTime,
+// SoundFileBull,
+// SoundFileBear,
+// DisplayAsBarChart
+// ShiftObj; all letft at defaults
       
     if(rangeBarsHandle == INVALID_HANDLE)
     {
-      Print("RangeBar indicator init failed on error ",GetLastError());
+      Print(RANGEBAR_INDICATOR_NAME+" indicator init failed on error ",GetLastError());
     }
     else
     {
-      Print("RangeBar indicator init OK");
+      Print(RANGEBAR_INDICATOR_NAME+" indicator init OK");
     }
      
     return rangeBarsHandle;
@@ -213,14 +266,36 @@ int RangeBars::Init()
 
 bool RangeBars::Reload()
 {
-   if(rangeBarSettings.Changed())
+   bool actionNeeded = false;
+   int temp = GetIndicatorHandle();
+   
+   if(temp != rangeBarsHandle)
    {
-      if(Init() == INVALID_HANDLE)
-         return false;
-      
-      return true;
+      IndicatorRelease(rangeBarsHandle); 
+      rangeBarsHandle = INVALID_HANDLE;
+
+      actionNeeded = true;
    }
    
+   if(rangeBarSettings.Changed(GetRuntimeId()))
+   {
+      actionNeeded = true;      
+   }
+   
+   if(actionNeeded)
+   {
+      if(rangeBarsHandle != INVALID_HANDLE)
+      {
+         IndicatorRelease(rangeBarsHandle); 
+         rangeBarsHandle = INVALID_HANDLE;
+      }
+
+      if(Init() == INVALID_HANDLE)
+         return false;
+         
+      return true;
+   }    
+
    return false;
 }
 
@@ -233,10 +308,13 @@ void RangeBars::Deinit()
    if(rangeBarsHandle == INVALID_HANDLE)
       return;
       
-   if(IndicatorRelease(rangeBarsHandle))
-      Print("RangeBar indicator handle released");
-   else 
-      Print("Failed to release RangeBar indicator handle");
+   if(!usedByIndicatorOnRangeBarChart)
+   {
+      if(IndicatorRelease(rangeBarsHandle))
+         Print(RANGEBAR_INDICATOR_NAME+" indicator handle released");
+      else 
+         Print("Failed to release "+RANGEBAR_INDICATOR_NAME+" indicator handle");
+   }
 }
 
 //
@@ -245,13 +323,13 @@ void RangeBars::Deinit()
 
 bool RangeBars::IsNewBar()
 {
-   MqlRates currentBar[1];
-   static datetime prevBarTime;
-   
+   MqlRates currentBar[1];   
    GetMqlRates(currentBar,0,1);
    
    if(currentBar[0].time == 0)
+   {
       return false;
+   }
    
    if(prevBarTime < currentBar[0].time)
    {
@@ -259,7 +337,8 @@ bool RangeBars::IsNewBar()
       return true;
    }
 
-   return false;}
+   return false;
+}
 
 //
 // Get "count" Renko MqlRates into "ratesInfoArray[]" array starting from "start" bar  
@@ -342,23 +421,12 @@ bool RangeBars::GetBuySellVolumeBreakdown(double &buy[], double &sell[], double
    if(ArrayResize(bs,count) == -1)
       return false;
 
-#ifdef P_RANGEBAR_BR
-   #ifdef P_RANGEBAR_BR_PRO
    if(CopyBuffer(rangeBarsHandle,RANGEBAR_BUY_VOLUME,start,count,b) == -1)
       return false;
    if(CopyBuffer(rangeBarsHandle,RANGEBAR_SELL_VOLUME,start,count,s) == -1)
       return false;
    if(CopyBuffer(rangeBarsHandle,RANGEBAR_BUYSELL_VOLUME,start,count,bs) == -1)
       return false;
-   #endif
-#else
-   if(CopyBuffer(rangeBarsHandle,RANGEBAR_BUY_VOLUME,start,count,b) == -1)
-      return false;
-   if(CopyBuffer(rangeBarsHandle,RANGEBAR_SELL_VOLUME,start,count,s) == -1)
-      return false;
-   if(CopyBuffer(rangeBarsHandle,RANGEBAR_BUYSELL_VOLUME,start,count,bs) == -1)
-      return false;
-#endif
 
    if(ArrayResize(buy,count) == -1)
       return false; 
@@ -380,16 +448,48 @@ bool RangeBars::GetBuySellVolumeBreakdown(double &buy[], double &sell[], double
    ArrayFree(bs);
    
    return true;
-
-
 }
 
+//
+// Get "count" values for MaBufferId buffer into "MA[]" array starting from "start" bar  
+//
+
+bool RangeBars::GetMA(int MaBufferId, double &MA[], int start, int count)
+{
+   double tempMA[];
+   if(ArrayResize(tempMA, count) == -1)
+      return false;
+
+   if(ArrayResize(MA, count) == -1)
+      return false;
+   
+   if(MaBufferId != RANGEBAR_MA1 && MaBufferId != RANGEBAR_MA2 && MaBufferId != RANGEBAR_MA3 && MaBufferId != RANGEBAR_MA4)
+   {
+      Print("Incorrect MA buffer id specified in "+__FUNCTION__);
+      return false;
+   }
+   
+   if(CopyBuffer(rangeBarsHandle, MaBufferId,start,count,tempMA) == -1)
+   {
+      return false;
+   }
+   
+   for(int i=0; i<count; i++)
+   {
+      MA[count-1-i] = tempMA[i];
+   }
+
+   ArrayFree(tempMA);      
+   return true;
+}
 //
 // Get "count" MovingAverage1 values into "MA[]" array starting from "start" bar  
 //
 
 bool RangeBars::GetMA1(double &MA[], int start, int count)
 {
+   Print(__FUNCTION__+" is deprecated, please use GetMA instead");
+   
    double tempMA[];
    if(ArrayResize(tempMA,count) == -1)
       return false;
@@ -415,6 +515,8 @@ bool RangeBars::GetMA1(double &MA[], int start, int count)
 
 bool RangeBars::GetMA2(double &MA[], int start, int count)
 {
+   Print(__FUNCTION__+" is deprecated, please use GetMA instead");
+   
    double tempMA[];
    if(ArrayResize(tempMA,count) == -1)
       return false;
@@ -440,6 +542,8 @@ bool RangeBars::GetMA2(double &MA[], int start, int count)
 
 bool RangeBars::GetMA3(double &MA[], int start, int count)
 {
+   Print(__FUNCTION__+" is deprecated, please use GetMA instead");
+   
    double tempMA[];
    if(ArrayResize(tempMA,count) == -1)
       return false;
@@ -460,12 +564,13 @@ bool RangeBars::GetMA3(double &MA[], int start, int count)
 }
 
 //
-// Get "count" Renko Donchian channel values into "HighArray[]", "MidArray[]", and "LowArray[]" arrays starting from "start" bar  
+// Get "count" Donchian channel values into "HighArray[]", "MidArray[]", and "LowArray[]" arrays starting from "start" bar  
 //
 
 bool RangeBars::GetDonchian(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count)
 {
-   return GetChannel(HighArray,MidArray,LowArray,start,count);
+   Print(__FUNCTION__+" is deprecated, please use GetChannelData instead");
+   return GetChannelData(HighArray,MidArray,LowArray,start,count);
 }
 
 //
@@ -474,7 +579,8 @@ bool RangeBars::GetDonchian(double &HighArray[], double &MidArray[], double &Low
 
 bool RangeBars::GetBollingerBands(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count)
 {
-   return GetChannel(HighArray,MidArray,LowArray,start,count);
+   Print(__FUNCTION__+" is deprecated, please use GetChannelData instead");
+   return GetChannelData(HighArray,MidArray,LowArray,start,count);
 }
 
 //
@@ -483,21 +589,27 @@ bool RangeBars::GetBollingerBands(double &HighArray[], double &MidArray[], doubl
 
 bool RangeBars::GetSuperTrend(double &SuperTrendHighArray[], double &SuperTrendArray[], double &SuperTrendLowArray[], int start, int count)
 {
-   return GetChannel(SuperTrendHighArray,SuperTrendArray,SuperTrendLowArray,start,count);
+   Print(__FUNCTION__+" is deprecated, please use GetChannel function instead");
+   return GetChannelData(SuperTrendHighArray,SuperTrendArray,SuperTrendLowArray,start,count);
 }
 
+//
+// Get Channel values into "HighArray[]", "MidArray[]", and "LowArray[]" arrays starting from "start" bar  
+//
+
+bool RangeBars::GetChannel(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count)
+{
+   return GetChannelData(HighArray,MidArray,LowArray,start,count);
+}
 
 //
 // Private function used by GetRenkoDonchian and GetRenkoBollingerBands functions to get data
 //
 
-bool RangeBars::GetChannel(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count)
+bool RangeBars::GetChannelData(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count)
 {
    double tempH[], tempM[], tempL[];
 
-#ifdef P_RANGEBAR_BR
-   return false;
-#else
    if(ArrayResize(tempH,count) == -1)
       return false;
    if(ArrayResize(tempM,count) == -1)
@@ -532,6 +644,35 @@ bool RangeBars::GetChannel(double &HighArray[], double &MidArray[], double &LowA
    ArrayFree(tempL);
    
    return true;
-#endif
 }
 
+int RangeBars::GetIndicatorHandle(void)
+{
+   int i = ChartIndicatorsTotal(0,0);
+   int j=0;
+   string iName;
+   
+   while(j < i)
+   {
+      iName = ChartIndicatorName(0,0,j);
+      if(StringFind(iName,CUSTOM_CHART_NAME) != -1)
+      {
+         return ChartIndicatorGet(0,0,iName);   
+      }   
+      
+      j++;
+   }
+   
+   Print("Failed getting handle of "+CUSTOM_CHART_NAME);
+   return INVALID_HANDLE;
+}
+
+double RangeBars::GetRuntimeId()
+{
+   double runtimeId[1];
+    
+   if(CopyBuffer(rangeBarsHandle, RANGEBAR_RUNTIME_ID, 0, 1, runtimeId) == -1)
+      return -1;
+
+   return runtimeId[0];   
+}

Include/AZ-INVEST/SDK/TradeFunctions.mqh

@@ -1,11 +1,13 @@
-//+------------------------------------------------------------------+
-//|                                               TradeFunctions.mqh |
-//|                                        Copyright 2017, AZ-iNVEST |
-//|                                          http://www.az-invest.eu |
-//+------------------------------------------------------------------+
-#property copyright "Copyright 2017, AZ-iNVEST"
-#property link      "http://www.az-invest.eu"
+//
+// Copyright 2017-2018, Artur Zas
+// https://www.az-invest.eu 
+// https://www.mql5.com/en/users/arturz
+//
+
 #include <Trade\Trade.mqh>
+#include <AZ-INVEST/SDK/Normailze.mqh>
+#include <AZ-INVEST/SDK/TradingChecks.mqh>
+CTradingChecks tradingChecks;
 
 #define POSITION_TYPE_NONE -1
 
@@ -15,40 +17,58 @@
 
 struct CMarketOrderParameters
 {
-   bool              m_async_mode;      // trade mode
-   ulong             m_magic;           // expert magic number
-   ulong             m_deviation;       // deviation default
+   bool                    m_async_mode;      // trade mode
+   ulong                   m_magic;           // expert magic number
+   ulong                   m_deviation;       // deviation default
    ENUM_ORDER_TYPE_FILLING m_type_filling;   
    
-   int numberOfRetries;
-   int busyTimeout_ms; 
-   int requoteTimeout_ms;
-   
+   int                     numberOfRetries;
+   int                     busyTimeout_ms; 
+   int                     requoteTimeout_ms;   
 };
 
 class CMarketOrder
 {
    protected:
    
-   CTrade * ctrade;
+   CTrade                  *ctrade;
    
-   int numberOfRetries;
-   int busyTimeout_ms; 
-   int requoteTimeout_ms;   
+   bool                    initialized;
+   
+   int                     numberOfRetries;
+   int                     busyTimeout_ms; 
+   int                     requoteTimeout_ms;   
    
    public:
    
+   CMarketOrder(void);
    CMarketOrder(CMarketOrderParameters &params);
    ~CMarketOrder(void);
    
-   bool Long(string symbol, double lots, uint stoploss = 0, uint takeprofit = 0);
-   bool Long(string symbol,double lots, double priceSL=0,double priceTP=0);
-   bool Short(string symbol,double lots, uint stoploss = 0, uint takeprofit = 0);
-   bool Short(string symbol,double lots, double priceSL=0,double priceTP=0);
-   bool Modify(ulong ticket, uint stoploss = 0, uint takeprofit = 0);
+   bool Initialize(CMarketOrderParameters &params);
+   bool IsInitialized() {return initialized;};
+   
+   bool Long(string symbol, double lots, uint stoploss = 0, uint takeprofit = 0,bool stopsInPips = true, string comment = "");
+   bool Long(string symbol,double lots, double priceSL=0,double priceTP=0, string comment = "");
+   bool Short(string symbol,double lots, uint stoploss = 0, uint takeprofit = 0,bool stopsInPips = true, string comment = "");
+   bool Short(string symbol,double lots, double priceSL=0,double priceTP=0, string comment = "");
+   
+   bool PendingLong(ENUM_ORDER_TYPE orderType, string symbol, double lots, double price, uint stoploss=0,uint takeprofit=0,bool stopsInPips = true, string comment = "");
+   bool PendingLong(ENUM_ORDER_TYPE orderType, string symbol, double lots, double price, double priceSL=0, double priceTP=0, string comment = "");
+   bool PendingShort(ENUM_ORDER_TYPE orderType, string symbol, double lots, double price, uint stoploss=0,uint takeprofit=0,bool stopsInPips = true, string comment = "");
+   bool PendingShort(ENUM_ORDER_TYPE orderType, string symbol, double lots, double price, double priceSL=0, double priceTP=0, string comment = "");
+   
+   bool Modify(ulong ticket, bool stopsInPips = true, int stoploss = -1, int takeprofit = -1);   
    bool Modify(ulong ticket, double priceSL=0,double priceTP=0);
+
+   bool ModifyPending(ulong ticket, double entry, bool stopsInPips = true, int stoploss = -1, int takeprofit = -1, ENUM_ORDER_TYPE_TIME orderTypeTime = ORDER_TIME_GTC, datetime expires = 0);
+   bool ModifyPending(ulong ticket, double entry, double priceSL=0, double priceTP=0, ENUM_ORDER_TYPE_TIME orderTypeTime = ORDER_TIME_GTC, datetime expires = 0);
+   
    bool Close(ulong ticket);
    bool ClosePartial(ulong ticket, double lots);
+   bool CloseAll(string symbol = "");
+   bool Delete(ulong ticket);
+
    bool Reverse(ulong ticket,double lots = 0, uint stoploss=0, uint takeprofit=0);
    bool Reverse(ulong ticket,double lots = 0, double priceSL=0,double priceTP=0);
    bool IsOpen(string symbol, ENUM_POSITION_TYPE type, long magicNumber = 0);
@@ -57,8 +77,13 @@ class CMarketOrder
    bool IsOpen(ulong &ticket, string symbol, long magicNumber = 0);
    bool IsOpen(ulong &ticket, ENUM_POSITION_TYPE &type, string symbol, long magicNumber = 0);
    
+   bool GetPositionType(ulong ticket, ENUM_POSITION_TYPE &_pType);
    string PositionTypeToString(ENUM_POSITION_TYPE t);
+   string OrderTypeToString(ENUM_ORDER_TYPE t);
+   ENUM_ORDER_TYPE TradeBias(ENUM_ORDER_TYPE t);
    bool RetryOrderRequest(int retryNumber);
+   
+   void SetTradeId(ulong tradeId);
 
    private: 
    
@@ -68,19 +93,31 @@ class CMarketOrder
 
 };
 
+CMarketOrder::CMarketOrder(void)
+{
+   ctrade = new CTrade();
+   this.initialized = false;
+}
+
 CMarketOrder::CMarketOrder(CMarketOrderParameters &params)
 {
    ctrade = new CTrade();
+   Initialize(params);
+}
 
+bool CMarketOrder::Initialize(CMarketOrderParameters &params)
+{
    ctrade.SetExpertMagicNumber(params.m_magic);
    ctrade.SetDeviationInPoints(params.m_deviation);
    ctrade.SetTypeFilling(params.m_type_filling);
    ctrade.SetAsyncMode(params.m_async_mode);
    
-   this.numberOfRetries = (params.numberOfRetries == 0) ? 25 : params.numberOfRetries;
-   this.busyTimeout_ms = (params.busyTimeout_ms == 0) ? 1000 : params.busyTimeout_ms;
-   this.requoteTimeout_ms = (params.requoteTimeout_ms == 0) ? 250 : params.requoteTimeout_ms;
+   this.numberOfRetries    = (params.numberOfRetries == 0) ? 25 : params.numberOfRetries;
+   this.busyTimeout_ms     = (params.busyTimeout_ms == 0) ? 1000 : params.busyTimeout_ms;
+   this.requoteTimeout_ms  = (params.requoteTimeout_ms == 0) ? 250 : params.requoteTimeout_ms;
    
+   this.initialized = true;
+   return this.initialized;
 }
 
 CMarketOrder::~CMarketOrder(void)
@@ -89,7 +126,7 @@ CMarketOrder::~CMarketOrder(void)
       delete ctrade;
 }
 
-bool CMarketOrder::Long(string symbol, double lots,uint stoploss=0,uint takeprofit=0)
+bool CMarketOrder::Long(string symbol, double lots,uint stoploss=0,uint takeprofit=0,bool stopsInPips = true, string comment = "")
 {  
    bool result = false;
    int counter = 0;
@@ -97,14 +134,21 @@ bool CMarketOrder::Long(string symbol, double lots,uint stoploss=0,uint takeprof
    while(!IsStopped() && !result)
    {
       double price = SymbolInfoDouble(symbol,SYMBOL_ASK);
-      double _point = SymbolInfoDouble(symbol,SYMBOL_POINT);
+      double point = SymbolInfoDouble(symbol,SYMBOL_POINT);
       
       //calc SL + TP
-      double priceSL = (stoploss   ? NormalizePrice(symbol,price -   stoploss*_point) : 0.0);
-      double priceTP = (takeprofit ? NormalizePrice(symbol,price + takeprofit*_point) : 0.0);
+      double priceSL = (stoploss   ? NormalizePrice(symbol,price -   stoploss*point) : 0.0);
+      double priceTP = (takeprofit ? NormalizePrice(symbol,price + takeprofit*point) : 0.0);
+      
+      //do checks
+      if(!tradingChecks.OkToOpenPosition(symbol,ORDER_TYPE_BUY,lots,price,priceSL,priceTP))
+      {
+         Alert("Unable to place trade: "+tradingChecks.GetCheckErrorToString());
+         return false;
+      }
       
       //attempt to buy
-      result = ctrade.Buy(NormalizeLots(symbol,lots), symbol, price, priceSL, priceTP);
+      result = ctrade.Buy(NormalizeLots(symbol,lots), symbol, price, priceSL, priceTP, comment);
       
       if(result)
       {
@@ -121,7 +165,7 @@ bool CMarketOrder::Long(string symbol, double lots,uint stoploss=0,uint takeprof
    return false;
 }
 
-bool CMarketOrder::Long(string symbol, double lots,double priceSL=0,double priceTP=0)
+bool CMarketOrder::Long(string symbol, double lots,double priceSL=0,double priceTP=0, string comment = "")
 {
    bool result = false;
    int counter = 0;
@@ -130,8 +174,15 @@ bool CMarketOrder::Long(string symbol, double lots,double priceSL=0,double price
    {
       double price = SymbolInfoDouble(symbol,SYMBOL_ASK);
       
+      //do checks
+      if(!tradingChecks.OkToOpenPosition(symbol,ORDER_TYPE_BUY,lots,price,priceSL,priceTP))
+      {
+         Alert("Unable to place trade: "+tradingChecks.GetCheckErrorToString());
+         return false;
+      }
+      
       //attempt to buy
-      result = ctrade.Buy(NormalizeLots(symbol,lots), symbol, price, priceSL, priceTP);
+      result = ctrade.Buy(NormalizeLots(symbol,lots), symbol, price, priceSL, priceTP, comment);
       
       if(result)
       {
@@ -148,7 +199,7 @@ bool CMarketOrder::Long(string symbol, double lots,double priceSL=0,double price
    return false;     
 }
 
-bool CMarketOrder::Short(string symbol, double lots,uint stoploss=0,uint takeprofit=0)
+bool CMarketOrder::Short(string symbol, double lots,uint stoploss=0,uint takeprofit=0,bool stopsInPips = true, string comment = "")
 {
    bool result = false;
    int counter = 0;
@@ -156,14 +207,21 @@ bool CMarketOrder::Short(string symbol, double lots,uint stoploss=0,uint takepro
    while(!IsStopped() && !result)
    {
       double price = SymbolInfoDouble(symbol,SYMBOL_BID);
-      double _point = SymbolInfoDouble(symbol,SYMBOL_POINT);
+      double point = SymbolInfoDouble(symbol,SYMBOL_POINT);
          
       //calc SL + TP
-      double priceSL = (stoploss   ? NormalizePrice(symbol,price +   stoploss*_point) : 0.0);
-      double priceTP = (takeprofit ? NormalizePrice(symbol,price - takeprofit*_point) : 0.0);
+      double priceSL = (stoploss   ? NormalizePrice(symbol,price +   stoploss*point) : 0.0);
+      double priceTP = (takeprofit ? NormalizePrice(symbol,price - takeprofit*point) : 0.0);
       
+      //do checks
+      if(!tradingChecks.OkToOpenPosition(symbol,ORDER_TYPE_SELL,lots,price,priceSL,priceTP))
+      {
+         Alert("Unable to place trade: "+tradingChecks.GetCheckErrorToString());
+         return false;
+      }
+            
       //attempt to sell
-      result = ctrade.Sell(NormalizeLots(symbol,lots), symbol, price, priceSL, priceTP);
+      result = ctrade.Sell(NormalizeLots(symbol,lots), symbol, price, priceSL, priceTP, comment);
       
       if(result)
       {
@@ -180,7 +238,7 @@ bool CMarketOrder::Short(string symbol, double lots,uint stoploss=0,uint takepro
    return false;    
 }
 
-bool CMarketOrder::Short(string symbol, double lots,double priceSL=0,double priceTP=0)
+bool CMarketOrder::Short(string symbol, double lots,double priceSL=0,double priceTP=0, string comment = "")
 {
    bool result = false;
    int counter = 0;
@@ -189,8 +247,15 @@ bool CMarketOrder::Short(string symbol, double lots,double priceSL=0,double pric
    {
       double price = SymbolInfoDouble(symbol,SYMBOL_BID);
    
+      //do checks
+      if(!tradingChecks.OkToOpenPosition(symbol,ORDER_TYPE_SELL,lots,price,priceSL,priceTP))
+      {
+         Alert("Unable to place trade: "+tradingChecks.GetCheckErrorToString());
+         return false;
+      }
+   
       //attempt to sell
-      result = ctrade.Sell(NormalizeLots(symbol,lots), symbol, price, priceSL, priceTP);
+      result = ctrade.Sell(NormalizeLots(symbol,lots), symbol, price, priceSL, priceTP, comment);
 
       if(result)
       {
@@ -207,24 +272,202 @@ bool CMarketOrder::Short(string symbol, double lots,double priceSL=0,double pric
    return false;    
 }
 
-bool CMarketOrder::Modify(ulong ticket, uint stoploss = 0, uint takeprofit = 0)
+
+bool CMarketOrder::PendingLong(ENUM_ORDER_TYPE orderType, string symbol, double lots, double price, uint stoploss=0,uint takeprofit=0,bool stopsInPips = true, string comment = "")
+{  
+   bool result = false;
+   
+   while(!IsStopped() && !result)
+   {
+      double point = SymbolInfoDouble(symbol,SYMBOL_POINT);
+      
+      //calc SL + TP
+      double priceSL = (stoploss   ? NormalizePrice(symbol,price -   stoploss*point) : 0.0);
+      double priceTP = (takeprofit ? NormalizePrice(symbol,price + takeprofit*point) : 0.0);
+      
+      //do checks
+      if(!tradingChecks.OkToOpenPosition(symbol,orderType,lots,price,priceSL,priceTP))
+      {
+         Alert("Unable to place trade: "+tradingChecks.GetCheckErrorToString());
+         return false;
+      }
+            
+      //attempt to place buy
+      if(orderType == ORDER_TYPE_BUY_LIMIT)
+         result = ctrade.BuyLimit(NormalizeLots(symbol,lots),price,symbol,priceSL,priceTP,ORDER_TIME_GTC,0,comment);
+      else if(orderType == ORDER_TYPE_BUY_STOP)
+         result = ctrade.BuyStop(NormalizeLots(symbol,lots),price,symbol,priceSL,priceTP,ORDER_TIME_GTC,0,comment);
+      
+      if(result)
+      {
+         Sleep(500);
+         return true;
+      }
+      else
+      {
+        string err = ctrade.ResultRetcodeDescription();
+        MessageBox(err,"Operation failed",MB_ICONEXCLAMATION);
+        return false;
+      }         
+   }
+
+   return false;
+}
+
+bool CMarketOrder::PendingLong(ENUM_ORDER_TYPE orderType, string symbol, double lots, double price, double priceSL=0, double priceTP=0, string comment = "")
+{
+   bool result = false;
+   
+   while(!IsStopped() && !result)
+   {
+      //do checks
+      if(!tradingChecks.OkToOpenPosition(symbol,orderType,lots,price,priceSL,priceTP))
+      {
+         Alert("Unable to place trade: "+tradingChecks.GetCheckErrorToString());
+         return false;
+      }
+      
+      //attempt to buy
+      if(orderType == ORDER_TYPE_BUY_LIMIT)
+         result = ctrade.BuyLimit(NormalizeLots(symbol,lots),price,symbol,priceSL,priceTP,ORDER_TIME_GTC,0,comment);
+      else if(orderType == ORDER_TYPE_BUY_STOP)
+         result = ctrade.BuyStop(NormalizeLots(symbol,lots),price,symbol,priceSL,priceTP,ORDER_TIME_GTC,0,comment);
+      
+      if(result)
+      {
+         Sleep(500);
+         return true;
+      }
+      else
+      {
+         string err = ctrade.ResultRetcodeDescription();
+         MessageBox(err,"Operation failed",MB_ICONEXCLAMATION);
+         return false;
+      }         
+   }
+
+   return false;     
+}
+
+
+bool CMarketOrder::PendingShort(ENUM_ORDER_TYPE orderType, string symbol, double lots, double price, uint stoploss=0,uint takeprofit=0,bool stopsInPips = true, string comment = "")
+{
+   bool result = false;
+   
+   while(!IsStopped() && !result)
+   {
+      double point = SymbolInfoDouble(symbol,SYMBOL_POINT);
+         
+      //calc SL + TP
+      double priceSL = (stoploss   ? NormalizePrice(symbol,price +   stoploss*point) : 0.0);
+      double priceTP = (takeprofit ? NormalizePrice(symbol,price - takeprofit*point) : 0.0);
+      
+      //do checks
+      if(!tradingChecks.OkToOpenPosition(symbol,orderType,lots,price,priceSL,priceTP))
+      {
+         Alert("Unable to place trade: "+tradingChecks.GetCheckErrorToString());
+         return false;
+      }
+      
+      //attempt to sell
+      if(orderType == ORDER_TYPE_SELL_LIMIT)
+         result = ctrade.SellLimit(NormalizeLots(symbol,lots),price,symbol,priceSL,priceTP,ORDER_TIME_GTC,0,comment);
+      else if(orderType == ORDER_TYPE_SELL_STOP)
+         result = ctrade.SellStop(NormalizeLots(symbol,lots),price,symbol,priceSL,priceTP,ORDER_TIME_GTC,0,comment);
+      
+      if(result)
+      {
+         Sleep(500);
+         return true;
+      }
+      else
+      {
+        string err = ctrade.ResultRetcodeDescription();
+        MessageBox(err,"Operation failed",MB_ICONEXCLAMATION);
+        return false;
+      }         
+   }
+
+   return false;    
+}
+
+bool CMarketOrder::PendingShort(ENUM_ORDER_TYPE orderType, string symbol, double lots, double price, double priceSL=0, double priceTP=0, string comment = "")
+{
+   bool result = false;
+   
+   while(!IsStopped() && !result)
+   {
+      //do checks
+      if(!tradingChecks.OkToOpenPosition(symbol,orderType,lots,price,priceSL,priceTP))
+      {
+         Alert("Unable to place trade: "+tradingChecks.GetCheckErrorToString());
+         return false;
+      }
+      
+      //attempt to sell
+      if(orderType == ORDER_TYPE_SELL_LIMIT)
+         result = ctrade.SellLimit(NormalizeLots(symbol,lots),price,symbol,priceSL,priceTP,ORDER_TIME_GTC,0,comment);
+      else if(orderType == ORDER_TYPE_SELL_STOP)
+         result = ctrade.SellStop(NormalizeLots(symbol,lots),price,symbol,priceSL,priceTP,ORDER_TIME_GTC,0,comment);
+
+      if(result)
+      {
+         Sleep(500);
+         return true;
+      }
+      else
+      {
+         string err = ctrade.ResultRetcodeDescription();
+         MessageBox(err,"Operation failed",MB_ICONEXCLAMATION);
+         return false;
+      }         
+   }
+
+   return false;    
+}
+
+bool CMarketOrder::Modify(ulong ticket, bool stopsInPips = true, int stoploss = -1, int takeprofit = -1)
 {
    if(!PositionSelectByTicket(ticket))
       return false;
    
    string symbol = PositionGetString(POSITION_SYMBOL);
-   double price = PositionGetDouble(POSITION_PRICE_CURRENT);
-   double _point = SymbolInfoDouble(symbol,SYMBOL_POINT);   
+   double price = PositionGetDouble(POSITION_PRICE_OPEN);
+   double point = SymbolInfoDouble(symbol,SYMBOL_POINT);   
    double priceSL;
    double priceTP;
    
-   if (PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_BUY){
-      priceSL = (stoploss   ? NormalizePrice(symbol,price -   stoploss*_point) : PositionGetDouble(POSITION_SL));
-      priceTP = (takeprofit ? NormalizePrice(symbol,price + takeprofit*_point) : PositionGetDouble(POSITION_TP));
+   if (PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_BUY)
+   {
+      priceSL = (stoploss < 0) 
+                  ? PositionGetDouble(POSITION_SL) 
+                  : (stoploss == 0) 
+                     ? 0
+                     : NormalizePrice(symbol,price - stoploss*point);
+      
+      priceTP = (takeprofit < 0) 
+                  ? PositionGetDouble(POSITION_TP)
+                  : (takeprofit == 0)
+                     ? 0
+                     : NormalizePrice(symbol,price + takeprofit*point);      
+//      priceSL = (stoploss   ? NormalizePrice(symbol,price -   stoploss*_point) : PositionGetDouble(POSITION_SL));
+//      priceTP = (takeprofit ? NormalizePrice(symbol,price + takeprofit*_point) : PositionGetDouble(POSITION_TP));
    }
-   else if (PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_SELL){
-      priceSL = (stoploss   ? NormalizePrice(symbol,price +   stoploss*_point) : PositionGetDouble(POSITION_SL));
-      priceTP = (takeprofit ? NormalizePrice(symbol,price - takeprofit*_point) : PositionGetDouble(POSITION_TP));
+   else if (PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_SELL)
+   {
+//      priceSL = (stoploss   ? NormalizePrice(symbol,price +   stoploss*_point) : PositionGetDouble(POSITION_SL));
+//      priceTP = (takeprofit ? NormalizePrice(symbol,price - takeprofit*_point) : PositionGetDouble(POSITION_TP));
+      priceSL = (stoploss < 0)
+                  ? PositionGetDouble(POSITION_SL)
+                  : (stoploss == 0)
+                     ? 0
+                     : NormalizePrice(symbol,price + stoploss*point);
+      
+      priceTP = (takeprofit < 0)
+                  ? PositionGetDouble(POSITION_TP)
+                  : (takeprofit == 0)
+                     ? 0
+                     : NormalizePrice(symbol,price - takeprofit*point);
    }
    else
       return false;
@@ -232,15 +475,25 @@ bool CMarketOrder::Modify(ulong ticket, uint stoploss = 0, uint takeprofit = 0)
    //there's no change in SL or TP - do nothing!
    if (priceSL == PositionGetDouble(POSITION_SL) 
     && priceTP == PositionGetDouble(POSITION_TP))
-      return true;
+      return false;
       
    bool result = false;
    int counter = 0;
    
    while(!IsStopped() && !result)
    {
+      //do checks
+      if(!tradingChecks.OkToModifyPosition(symbol,ticket,priceSL,priceTP))
+      {
+         Print("Unable to modify: "+tradingChecks.GetCheckErrorToString());
+         return false;
+      }
+      
       //attempt to modify position
-      result = ctrade.PositionModify(symbol,priceSL,priceTP);
+      if(_IsNettingAccount())
+         result = ctrade.PositionModify(symbol,priceSL,priceTP);
+      else
+         result = ctrade.PositionModify(ticket,priceSL,priceTP);
    
       if(result)
       {
@@ -263,21 +516,167 @@ bool CMarketOrder::Modify(ulong ticket, double priceSL=0,double priceTP=0)
       return false;
       
    string symbol = PositionGetString(POSITION_SYMBOL);
-   double price = PositionGetDouble(POSITION_PRICE_CURRENT);
-   double _point = SymbolInfoDouble(symbol,SYMBOL_POINT);   
+   double price = PositionGetDouble(POSITION_PRICE_OPEN);
+   //double point = SymbolInfoDouble(symbol,SYMBOL_POINT);   
       
    //there's no change in SL or TP - do nothing!
    if (priceSL == PositionGetDouble(POSITION_SL) 
     && priceTP == PositionGetDouble(POSITION_TP))
-      return true;
+      return false;
       
    bool result = false;
    int counter = 0;
    
    while(!IsStopped() && !result)
    {      
+      //do checks
+      if(!tradingChecks.OkToModifyPosition(symbol,ticket,priceSL,priceTP))
+      {
+         Print("Unable to modify: "+tradingChecks.GetCheckErrorToString());
+         return false;
+      }
+   
       //attempt to modify position
-      result = ctrade.PositionModify(symbol,priceSL,priceTP);
+      if(_IsNettingAccount())
+         result = ctrade.PositionModify(symbol,priceSL,priceTP);
+      else
+         result = ctrade.PositionModify(ticket,priceSL,priceTP);
+   
+      if(result)
+      {
+         Sleep(500);
+         return true;
+      }
+      else
+      {
+         if(!RetryOrderRequest(++counter))
+            return false;
+      }         
+   }
+
+   return false;    
+}
+
+bool CMarketOrder::ModifyPending(ulong ticket, double entry, bool stopsInPips = true, int stoploss = -1, int takeprofit = -1, ENUM_ORDER_TYPE_TIME orderTypeTime = ORDER_TIME_GTC, datetime expires = 0)
+{
+   if(!OrderSelect(ticket))
+      return false;
+      
+   string symbol = OrderGetString(ORDER_SYMBOL);
+   double point = SymbolInfoDouble(symbol,SYMBOL_POINT);   
+   if(entry == 0)
+      entry = OrderGetDouble(ORDER_PRICE_OPEN);
+
+   double priceSL;
+   double priceTP;
+   
+   if((OrderGetInteger(ORDER_TYPE) == ORDER_TYPE_BUY) ||
+      (OrderGetInteger(ORDER_TYPE) == ORDER_TYPE_BUY_LIMIT) ||
+      (OrderGetInteger(ORDER_TYPE) == ORDER_TYPE_BUY_STOP) ||
+      (OrderGetInteger(ORDER_TYPE) == ORDER_TYPE_BUY_STOP_LIMIT))
+   {
+      priceSL = (stoploss < 0) 
+                  ? OrderGetDouble(ORDER_SL) 
+                  : (stoploss == 0) 
+                     ? 0
+                     : NormalizePrice(symbol,entry - stoploss*point);
+      
+      priceTP = (takeprofit < 0) 
+                  ? OrderGetDouble(ORDER_TP) 
+                  : (takeprofit == 0)
+                     ? 0
+                     : NormalizePrice(symbol,entry + takeprofit*point);
+   }
+   else if((OrderGetInteger(ORDER_TYPE) == ORDER_TYPE_SELL) ||
+      (OrderGetInteger(ORDER_TYPE) == ORDER_TYPE_SELL_LIMIT) ||
+      (OrderGetInteger(ORDER_TYPE) == ORDER_TYPE_SELL_STOP) ||
+      (OrderGetInteger(ORDER_TYPE) == ORDER_TYPE_SELL_STOP_LIMIT))
+   {
+      priceSL = (stoploss < 0)
+                  ? OrderGetDouble(ORDER_SL)
+                  : (stoploss == 0)
+                     ? 0
+                     : NormalizePrice(symbol,entry + stoploss*point);
+      
+      priceTP = (takeprofit < 0)
+                  ? OrderGetDouble(ORDER_TP)
+                  : (takeprofit == 0)
+                     ? 0
+                     : NormalizePrice(symbol,entry - takeprofit*point);
+   }
+   else
+      return false;
+      
+   //there's no change in parameters - do nothing!
+   if (priceSL == OrderGetDouble(ORDER_SL) 
+    && priceTP == OrderGetDouble(ORDER_TP)
+    && entry == OrderGetDouble(ORDER_PRICE_OPEN)
+    && orderTypeTime == OrderGetInteger(ORDER_TYPE_TIME)
+    && expires == OrderGetInteger(ORDER_TIME_EXPIRATION))
+      return false;
+            
+   bool result = false;
+   int counter = 0;
+   
+   while(!IsStopped() && !result)
+   {
+      //do checks
+      if(!tradingChecks.OkToModifyOrder(symbol,ticket,entry,priceSL,priceTP))
+      {
+         Print("Unable to modify: "+tradingChecks.GetCheckErrorToString());
+         return false;
+      }
+      
+      //attempt to modify position
+      result = ctrade.OrderModify(ticket,entry,priceSL,priceTP,orderTypeTime,expires);  
+   
+      if(result)
+      {
+         Sleep(500);
+         return true;
+      }
+      else
+      {
+         if(!RetryOrderRequest(++counter))
+            return false;
+      }         
+   }
+
+   return false;    
+}
+
+
+bool CMarketOrder::ModifyPending(ulong ticket, double entry, double priceSL=0, double priceTP=0, ENUM_ORDER_TYPE_TIME orderTypeTime = ORDER_TIME_GTC, datetime expires = 0)
+{
+   if(!OrderSelect(ticket))
+      return false;
+      
+   string symbol = OrderGetString(ORDER_SYMBOL);
+   if(entry == 0)
+      entry = OrderGetDouble(ORDER_PRICE_OPEN);
+         
+   //there's no change in parameters - do nothing!
+   if (priceSL == OrderGetDouble(ORDER_SL) 
+    && priceTP == OrderGetDouble(ORDER_TP)
+    && entry == OrderGetDouble(ORDER_PRICE_OPEN)
+    && orderTypeTime == OrderGetInteger(ORDER_TYPE_TIME)
+    && expires == OrderGetInteger(ORDER_TIME_EXPIRATION))
+      return false;
+      
+   bool result = false;
+   int counter = 0;
+   
+   while(!IsStopped() && !result)
+   {      
+      //do checks
+      if(!tradingChecks.OkToModifyOrder(symbol,ticket,entry,priceSL,priceTP))
+      {
+         Print("Unable to modify: "+tradingChecks.GetCheckErrorToString());
+         return false;
+      }
+   
+      //attempt to modify position
+      result = ctrade.OrderModify(ticket,entry,priceSL,priceTP,orderTypeTime,expires);  
    
       if(result)
       {
@@ -350,6 +749,11 @@ bool CMarketOrder::ClosePartial(ulong ticket, double lots)
    return false;          
 }
 
+bool CMarketOrder::Delete(ulong ticket)
+{
+   return ctrade.OrderDelete(ticket);           
+}
+
 bool CMarketOrder::Reverse(ulong ticket,double lots = 0, uint stoploss=0, uint takeprofit=0)
 {
    if(!PositionSelectByTicket(ticket))
@@ -420,6 +824,44 @@ bool CMarketOrder::IsOpen(ulong &ticket, string symbol, long magicNumber = 0)
    return this._IsOpen(ticket,symbol,magicNumber);
 }
 
+bool CMarketOrder::CloseAll(string symbol = "")
+{
+   int positions=PositionsTotal();
+   ulong ticketsToClose[];
+   int ticketsToCloseCounter = 0;
+   
+   if(positions > 0)
+      ArrayResize(ticketsToClose,positions);
+   else
+      return false;
+      
+   for(int i=0;i<positions;i++)
+   {
+//      ResetLastError();
+      ulong _ticket=PositionGetTicket(i);
+      if(_ticket!=0)
+      {
+         if(PositionSelectByTicket(_ticket))
+         {
+            if((PositionGetString(POSITION_SYMBOL) == symbol) || (symbol == ""))
+            {
+               ticketsToClose[ticketsToCloseCounter] = _ticket;
+               ticketsToCloseCounter++;
+            }
+         }         
+         
+      }
+   }   
+   
+   ArrayResize(ticketsToClose,ticketsToCloseCounter);   
+   for(int i=0;i<ticketsToCloseCounter;i++)
+   {
+      this.Close(ticketsToClose[i]);
+   }   
+   
+   return true;
+}
+
 bool CMarketOrder::IsOpen(ulong &ticket,ENUM_POSITION_TYPE &type,string symbol,long magicNumber=0)
 {
    int positions=PositionsTotal();
@@ -458,6 +900,15 @@ bool CMarketOrder::IsOpen(ulong &ticket,ENUM_POSITION_TYPE &type,string symbol,l
 
 }
 
+bool CMarketOrder::GetPositionType(ulong ticket, ENUM_POSITION_TYPE &_pType)
+{
+   if(!PositionSelectByTicket(ticket))   
+      return false;
+      
+   _pType = (ENUM_POSITION_TYPE)PositionGetInteger(POSITION_TYPE);      
+   return true;   
+}
+
 bool CMarketOrder::_IsOpen(ulong &ticket, string symbol, ENUM_POSITION_TYPE type, long magicNumber)
 {
    int positions=PositionsTotal();
@@ -546,8 +997,43 @@ string CMarketOrder::PositionTypeToString(ENUM_POSITION_TYPE t)
       return "-";
 }
 
+string CMarketOrder::OrderTypeToString(ENUM_ORDER_TYPE t)
+{
+   if(t == ORDER_TYPE_BUY)
+      return "Buy";
+   else if(t == ORDER_TYPE_BUY_LIMIT)
+      return "Buy Limit";
+   else if(t == ORDER_TYPE_BUY_STOP)
+      return "Buy Stop";
+   else if(t == ORDER_TYPE_BUY_STOP_LIMIT)
+      return "Buy Stop Limit";
+   else if(t == ORDER_TYPE_SELL)
+      return "Sell";
+   else if(t == ORDER_TYPE_SELL_LIMIT)
+      return "Sell Limit";
+   else if(t == ORDER_TYPE_SELL_STOP)
+      return "Sell Stop";
+   else if(t == ORDER_TYPE_SELL_STOP_LIMIT)
+      return "Sell Stop Limit";
+   else
+      return "-";
+}
+
+ENUM_ORDER_TYPE CMarketOrder::TradeBias(ENUM_ORDER_TYPE t)
+{
+   if((t == ORDER_TYPE_BUY) ||
+      (t == ORDER_TYPE_BUY_LIMIT) ||
+      (t == ORDER_TYPE_BUY_STOP) ||
+      (t == ORDER_TYPE_BUY_STOP_LIMIT))
+         return ORDER_TYPE_BUY;
+   else 
+         return ORDER_TYPE_SELL;
+}
+
 bool CMarketOrder::RetryOrderRequest(int retryNumber)
 {
+   Print(ctrade.ResultRetcodeDescription());
+
    if(retryNumber >= this.numberOfRetries)
    {
       PrintFormat("Giving up on maximum number of retries (%d)",this.numberOfRetries);
@@ -575,37 +1061,16 @@ bool CMarketOrder::RetryOrderRequest(int retryNumber)
       break;
       
       default:
+         MessageBox(ctrade.ResultRetcodeDescription(),"Operation failed",MB_ICONEXCLAMATION);
          return false;
    }
 
 }
 
-//+------------------------------------------------------------------+
-//| Normalizing                                                      |
-//+------------------------------------------------------------------+
-
-double NormalizeLots(string symbol, double InputLots)
+void CMarketOrder::SetTradeId(ulong tradeId)
 {
-   double lotsMin    = SymbolInfoDouble(symbol,SYMBOL_VOLUME_MIN);
-   double lotsMax    = SymbolInfoDouble(symbol,SYMBOL_VOLUME_MAX);
-   int lotsDigits  = (int) - MathLog10(SymbolInfoDouble(symbol, SYMBOL_VOLUME_STEP));
-
-   if(InputLots < lotsMin)
-      InputLots = lotsMin;
-   if(InputLots > lotsMax)
-      InputLots = lotsMax;
-
-   return NormalizeDouble(InputLots, lotsDigits);
+   ctrade.SetExpertMagicNumber(tradeId);
 }
 
-double NormalizePrice(string symbol, double price, double tick = 0)
-{
-   double _tick = tick ? tick : SymbolInfoDouble(symbol,SYMBOL_TRADE_TICK_SIZE);
-   int _digits = (int)SymbolInfoInteger(symbol,SYMBOL_DIGITS);
-   
-   if (tick) 
-      return NormalizeDouble(MathRound(price/_tick)*_tick,_digits);
-   else 
-      return NormalizeDouble(price,_digits);
-}
+
  

Include/AZ-INVEST/SDK/TradingChecks.mqh

@@ -0,0 +1,932 @@
+//
+// Copyright 2018, Artur Zas
+// https://www.az-invest.eu 
+// https://www.mql5.com/en/users/arturz
+//
+
+#ifdef __MQL5__
+   //--- class for performing trade operations
+   #include <Trade\Trade.mqh>
+   CTrade trade;
+   //--- class for working with orders
+   #include <Trade\OrderInfo.mqh>
+   COrderInfo orderinfo;
+   //--- class for working with positions
+   #include <Trade\PositionInfo.mqh>
+   CPositionInfo positioninfo;
+
+   //--- introduce the predefined variables from MQL4 for versatility of the code
+   #define Ask    SymbolInfoDouble(_symbol,SYMBOL_ASK)
+   #define Bid    SymbolInfoDouble(_symbol,SYMBOL_BID)
+   
+   bool suppressLogOutput = false;
+   
+   void SuppressGlobalLogOutput() { suppressLogOutput = true; };
+   
+#endif
+
+#define _point SymbolInfoDouble(_symbol,SYMBOL_POINT)
+
+//--- redefine the order types from MQL5 to MQL4 for use in common code
+#ifdef __MQL4__ 
+#define ORDER_TYPE_BUY        OP_BUY
+#define ORDER_TYPE_SELL       OP_SELL
+#define ORDER_TYPE_BUY_LIMIT  OP_BUYLIMIT
+#define ORDER_TYPE_SELL_LIMIT OP_SELLLIMIT
+#define ORDER_TYPE_BUY_STOP   OP_BUYSTOP
+#define ORDER_TYPE_SELL_STOP  OP_SELLSTOP
+#endif 
+
+enum ENUM_TC_ERROR
+{
+   tcErrorNONE = 0,
+   tcErrorNotEnoughMoney,
+   tcErrorInvalidStops,
+   tcErrorOrderLimitReached,
+   tcErrorFreezeLevel,
+   tcErrorNothingChanged,
+   tcErrorInvalidPrice,
+};
+
+class CTradingChecks
+{
+   private:
+   
+   ENUM_TC_ERROR _err;
+   bool _suppressLogOutput;
+   
+   public:
+   
+   CTradingChecks();
+   ~CTradingChecks();
+   
+   string GetCheckErrorToString();
+   void SuppressLogOutput() { _suppressLogOutput = true; };
+   
+   bool OkToOpenOrder(string _symbol,ENUM_ORDER_TYPE type, double lots, double entryPrice, double sl, double tp);
+   bool OkToModifyOrder(string _symbol,ulong ticket,double price, double sl, double tp);
+#ifdef __MQL5__      
+   bool OkToOpenPosition(string _symbol,ENUM_ORDER_TYPE type, double lots, double entryPrice, double sl, double tp);
+   bool OkToModifyPosition(string _symbol,ulong ticket, double sl, double tp);
+#endif   
+};
+
+CTradingChecks::CTradingChecks(void)
+{
+   suppressLogOutput = false;
+}
+
+CTradingChecks::~CTradingChecks(void)
+{
+}
+
+string CTradingChecks::GetCheckErrorToString(void)
+{
+   switch(_err)
+   {
+      case tcErrorNONE:
+         return "No Error";
+      case tcErrorNotEnoughMoney:
+         return "Not enough money (check previous message in Experts log)";
+      case tcErrorInvalidStops:
+         return "Invalid stops (check previous message in Experts log)";
+      case tcErrorOrderLimitReached:
+         return "Maximum order limit reached";
+      case tcErrorFreezeLevel:
+         return "Freeze level (check previous message in Experts log)";
+      case tcErrorNothingChanged:
+         return "Nothing to change";
+      case tcErrorInvalidPrice:
+         return "Invalid entry price for this order type";
+         
+      default:
+         return "";
+   }   
+}
+
+bool CTradingChecks::OkToOpenOrder(string _symbol,ENUM_ORDER_TYPE type, double lots, double entryPrice,double sl, double tp)
+{
+   if(!IsNewPendingOrderAllowed())
+   {
+      _err = tcErrorOrderLimitReached;
+      return false;
+   }
+
+   if(!CheckStopLoss_Takeprofit(_symbol,type,entryPrice,sl,tp))
+   {
+      _err = tcErrorInvalidStops;
+      return false;
+   }
+
+   _err = tcErrorNONE;
+   return true;
+}
+
+#ifdef __MQL5__
+bool CTradingChecks::OkToOpenPosition(string _symbol,ENUM_ORDER_TYPE type, double lots, double entryPrice,double sl, double tp)
+{
+#ifdef __MQL5__   
+   if(!CheckMoneyForTrade(_symbol,lots,type))
+   {
+      _err = tcErrorNotEnoughMoney;
+      return false;   
+   }
+  // if(NewOrderAllowedVolume(_symbol) < lots)
+  //    return false;
+#else
+   if(!CheckMoneyForTrade(_symbol,lots,(int)type))
+   {
+      _err = tcErrorNotEnoughMoney;
+      return false;   
+   }
+   if(!IsNewPendingOrderAllowed())
+   {
+      _err = tcErrorOrderLimitReached;
+      return false;
+   }
+#endif   
+
+   if(!CheckStopLoss_Takeprofit(_symbol,type,entryPrice,sl,tp))
+   {
+      _err = tcErrorInvalidStops;
+      return false;
+   }
+   
+   _err = tcErrorNONE;
+   return true;
+}
+#endif;
+
+bool CTradingChecks::OkToModifyOrder(string _symbol, ulong ticket,double price, double sl, double tp)
+{
+#ifdef __MQL5__
+   if(!OrderModifyCheck(ticket,price,sl,tp))
+   {
+      _err = tcErrorNothingChanged;
+      return false;
+   }
+   if(!CheckOrderForFREEZE_LEVEL(_symbol,ticket))
+   {
+      _err = tcErrorFreezeLevel;
+      return false;
+   }
+#else   
+   if(!OrderModifyCheck((int)ticket,price,sl,tp))
+   {
+      _err = tcErrorNothingChanged;
+      return false;
+   }
+   if(!CheckOrderForFREEZE_LEVEL(_symbol,(int)ticket))
+   {
+      _err = tcErrorFreezeLevel;
+      return false;
+   }
+#endif   
+
+   if(!CheckPendingOrderEntryChange(_symbol,ticket,price))
+   {
+      _err = tcErrorInvalidPrice;
+      return false;
+   }   
+
+   _err = tcErrorNONE;
+   return true;
+}
+
+#ifdef __MQL5__
+bool CTradingChecks::OkToModifyPosition(string _symbol, ulong ticket,double sl,double tp)
+{
+   if(!PositionModifyCheck(ticket,sl,tp))
+   {
+      _err = tcErrorNothingChanged;
+      return false;
+   }
+   if(!CheckPositionForFREEZE_LEVEL(_symbol,ticket))
+   {
+      _err = tcErrorFreezeLevel;
+      return false;
+   }
+   
+   _err = tcErrorNONE;
+   return true;
+}
+#endif 
+
+//////////////////////////////////////////////////////////////////
+//
+// Helper functions from https://www.mql5.com/en/articles/2555
+// 
+///////////////////////////////////////////////////////////////////
+
+#ifdef __MQL5__
+bool CheckMoneyForTrade(string symb,double lots,ENUM_ORDER_TYPE type)
+  {
+//--- Getting the opening price
+   MqlTick mqltick;
+   SymbolInfoTick(symb,mqltick);
+   double price=mqltick.ask;
+   if(type==ORDER_TYPE_SELL)
+      price=mqltick.bid;
+//--- values of the required and free margin
+   double margin,free_margin=AccountInfoDouble(ACCOUNT_MARGIN_FREE);
+   //--- call of the checking function
+   if(!OrderCalcMargin(type,symb,lots,price,margin))
+     {
+      //--- something went wrong, report and return false
+      if(suppressLogOutput == false)
+      {
+         Print("Error in ",__FUNCTION__," code=",GetLastError());
+      }
+        
+      return(false);
+     }
+   //--- if there are insufficient funds to perform the operation
+   if(margin>free_margin)
+     {
+      //--- report the error and return false
+      if(suppressLogOutput == false)
+      {
+         Print("Not enough money for ",EnumToString(type)," ",lots," ",symb," Error code=",GetLastError());
+         Print("Required margin:"+DoubleToString(margin,2)+"; free margin:"+DoubleToString(free_margin,2));
+      }
+      return(false);
+     }
+//--- checking successful
+   return(true);
+  }
+#else  
+bool CheckMoneyForTrade(string symb, double lots,int type)
+  {
+   double free_margin=AccountFreeMarginCheck(symb,type, lots);
+   //-- if there is not enough money
+   if(free_margin<0)
+     {
+      string oper=(type==OP_BUY)? "Buy":"Sell";
+      if(suppressLogOutput == false)
+      {
+         Print("Not enough money for ", oper," ",lots, " ", symb, " Error code=",GetLastError());
+      }
+      
+      return(false);
+     }
+   //--- checking successful
+   return(true);
+  }  
+#endif
+
+
+//+------------------------------------------------------------------+
+//| Check if another order can be placed                             |
+//+------------------------------------------------------------------+
+bool IsNewPendingOrderAllowed()
+  {
+//--- get the number of pending orders allowed on the account
+   int max_allowed_orders=(int)AccountInfoInteger(ACCOUNT_LIMIT_ORDERS);
+
+//--- if there is no limitation, return true; you can send an order
+   if(max_allowed_orders==0) return(true);
+
+//--- if we passed to this line, then there is a limitation; find out how many orders are already placed
+   int orders=OrdersTotal();
+
+//--- return the result of comparing
+   return(orders<max_allowed_orders);
+  }
+  
+#ifdef __MQL5__
+//+------------------------------------------------------------------+
+//| Return the size of position on the specified symbol              |
+//+------------------------------------------------------------------+
+double PositionVolume(string symbol)
+  {
+//--- try to select position by a symbol
+   bool selected=PositionSelect(symbol);
+//--- there is a position
+   if(selected)
+      //--- return volume of the position
+      return(PositionGetDouble(POSITION_VOLUME));
+   else
+     {
+      //--- report a failure to select position
+      if(suppressLogOutput == false)
+      {
+         Print(__FUNCTION__," Failed to perform PositionSelect() for symbol ",
+            symbol," Error ",GetLastError());
+      }
+      return(-1);
+     }
+  }
+  
+//+------------------------------------------------------------------+
+//|  returns the volume of current pending order by a symbol         |
+//+------------------------------------------------------------------+
+double   PendingsVolume(string symbol)
+  {
+   double volume_on_symbol=0;
+   ulong ticket;
+//---  get the number of all currently placed orders by all symbols
+   int all_orders=OrdersTotal();
+
+//--- get over all orders in the loop
+   for(int i=0;i<all_orders;i++)
+     {
+      //--- get the ticket of an order by its position in the list
+      ticket = OrderGetTicket(i);
+      if((bool)ticket)
+        {
+         //--- if our symbol is specified in the order, add the volume of this order
+         if(symbol==OrderGetString(ORDER_SYMBOL))
+            volume_on_symbol+=OrderGetDouble(ORDER_VOLUME_INITIAL);
+        }
+     }
+//--- return the total volume of currently placed pending orders for a specified symbol
+   return(volume_on_symbol);
+  }  
+  
+//+------------------------------------------------------------------+
+//| Return the maximum allowed volume for an order on the symbol     |
+//+------------------------------------------------------------------+
+double NewOrderAllowedVolume(string symbol)
+  {
+   double allowed_volume=0;
+//--- get the limitation on the maximal volume of an order
+   double symbol_max_volume=SymbolInfoDouble(Symbol(),SYMBOL_VOLUME_MAX);
+//--- get the limitation on the volume by a symbol
+   double max_volume=SymbolInfoDouble(Symbol(),SYMBOL_VOLUME_LIMIT);
+
+//--- get the volume of the open position by a symbol
+   double opened_volume=PositionVolume(symbol);
+   if(opened_volume>=0)
+     {
+      //--- if we have exhausted the volume
+      if(max_volume-opened_volume<=0)
+         return(0);
+
+      //--- volume of the open position doesn't exceed max_volume
+      double orders_volume_on_symbol=PendingsVolume(symbol);
+      allowed_volume=max_volume-opened_volume-orders_volume_on_symbol;
+      if(allowed_volume>symbol_max_volume) allowed_volume=symbol_max_volume;
+     }
+   return(allowed_volume);
+  }
+#endif  
+
+//+------------------------------------------------------------------+
+//| Check the correctness of StopLoss and TakeProfit                 |
+//+------------------------------------------------------------------+
+bool CheckStopLoss_Takeprofit(string _symbol, ENUM_ORDER_TYPE type,double price,double SL,double TP)
+  {
+//--- get the SYMBOL_TRADE_STOPS_LEVEL level
+   int stops_level=(int)SymbolInfoInteger(_symbol,SYMBOL_TRADE_STOPS_LEVEL);
+   if(stops_level!=0)
+     {
+      if(suppressLogOutput == false)
+      {
+         PrintFormat("SYMBOL_TRADE_STOPS_LEVEL=%d: StopLoss and TakeProfit must"+
+                  " not be nearer than %d points from the closing price",stops_level,stops_level);
+      }
+     }
+//---
+   bool SL_check=false,TP_check=false;
+//--- check the order type
+   switch(type)
+     {
+      //--- Buy operation
+      case  ORDER_TYPE_BUY:
+        {
+         //--- check the StopLoss
+         SL_check= (SL==0) ? true : (Bid-SL>stops_level*_point);
+         if(!SL_check && suppressLogOutput == false)
+            PrintFormat("For order %s   StopLoss=%.5f must be less than %.5f"+
+                        " (Bid=%.5f - SYMBOL_TRADE_STOPS_LEVEL=%d points)",
+                        EnumToString(type),SL,Bid-stops_level*_point,Bid,stops_level);
+         //--- check the TakeProfit
+         TP_check= (TP==0) ? true : (TP-Bid>stops_level*_point);
+         if(!TP_check && suppressLogOutput == false)
+            PrintFormat("For order %s   TakeProfit=%.5f must be greater than %.5f"+
+                        " (Bid=%.5f + SYMBOL_TRADE_STOPS_LEVEL=%d points)",
+                        EnumToString(type),TP,Bid+stops_level*_point,Bid,stops_level);
+         //--- return the result of checking
+         return(SL_check&&TP_check);
+        }
+      //--- Sell operation
+      case  ORDER_TYPE_SELL:
+        {
+         //--- check the StopLoss
+         SL_check= (SL==0) ? true : (SL-Ask>stops_level*_point);
+         if(!SL_check && suppressLogOutput == false)
+            PrintFormat("For order %s   StopLoss=%.5f must be greater than %.5f"+
+                        " (Ask=%.5f + SYMBOL_TRADE_STOPS_LEVEL=%d points)",
+                        EnumToString(type),SL,Ask+stops_level*_point,Ask,stops_level);
+         //--- check the TakeProfit
+         TP_check= (TP==0) ? true : (Ask-TP>stops_level*_point);
+         if(!TP_check && suppressLogOutput == false)
+            PrintFormat("For order %s   TakeProfit=%.5f must be less than %.5f"+
+                        " (Ask=%.5f - SYMBOL_TRADE_STOPS_LEVEL=%d points)",
+                        EnumToString(type),TP,Ask-stops_level*_point,Ask,stops_level);
+         //--- return the result of checking
+         return(TP_check&&SL_check);
+        }
+      break;
+      //--- BuyLimit pending order
+      case  ORDER_TYPE_BUY_LIMIT:
+        {
+         //--- check the StopLoss
+         SL_check= (SL==0) ? true : ((price-SL)>stops_level*_point);
+         if(!SL_check && suppressLogOutput == false)
+            PrintFormat("For order %s   StopLoss=%.5f must be less than %.5f"+
+                        " (Open-StopLoss=%d points ==> SYMBOL_TRADE_STOPS_LEVEL=%d points)",
+                        EnumToString(type),SL,price-stops_level*_point,(int)((price-SL)/_point),stops_level);
+         //--- check the TakeProfit
+         TP_check= (TP==0) ? true : ((TP-price)>stops_level*_point);
+         if(!TP_check && suppressLogOutput == false)
+            PrintFormat("For order %s   TakeProfit=%.5f must be greater than %.5f"+
+                        " (TakeProfit-Open=%d points ==> SYMBOL_TRADE_STOPS_LEVEL=%d points)",
+                        EnumToString(type),TP,price+stops_level*_point,(int)((TP-price)/_point),stops_level);
+         //--- return the result of checking
+         return(SL_check&&TP_check);
+        }
+      //--- SellLimit pending order
+      case  ORDER_TYPE_SELL_LIMIT:
+        {
+         //--- check the StopLoss
+         SL_check= (SL==0) ? true : ((SL-price)>stops_level*_point);
+         if(!SL_check && suppressLogOutput == false)
+            PrintFormat("For order %s   StopLoss=%.5f must be greater than %.5f"+
+                        " (StopLoss-Open=%d points ==> SYMBOL_TRADE_STOPS_LEVEL=%d points)",
+                        EnumToString(type),SL,price+stops_level*_point,(int)((SL-price)/_point),stops_level);
+         //--- check the TakeProfit
+         TP_check= (TP==0) ? true : ((price-TP)>stops_level*_point);
+         if(!TP_check && suppressLogOutput == false)
+            PrintFormat("For order %s   TakeProfit=%.5f must be less than %.5f"+
+                        " (Open-TakeProfit=%d points ==> SYMBOL_TRADE_STOPS_LEVEL=%d points)",
+                        EnumToString(type),TP,price-stops_level*_point,(int)((price-TP)/_point),stops_level);
+         //--- return the result of checking
+         return(TP_check&&SL_check);
+        }
+      break;
+      //--- BuyStop pending order
+      case  ORDER_TYPE_BUY_STOP:
+        {
+         //--- check the StopLoss
+         SL_check= (SL==0) ? true : ((price-SL)>stops_level*_point);
+         if(!SL_check && suppressLogOutput == false)
+            PrintFormat("For order %s   StopLoss=%.5f must be less than %.5f"+
+                        " (Open-StopLoss=%d points ==> SYMBOL_TRADE_STOPS_LEVEL=%d points)",
+                        EnumToString(type),SL,price-stops_level*_point,(int)((price-SL)/_point),stops_level);
+         //--- check the TakeProfit
+         TP_check= (TP==0) ? true : ((TP-price)>stops_level*_point);
+         if(!TP_check && suppressLogOutput == false)
+            PrintFormat("For order %s   TakeProfit=%.5f must be greater than %.5f"+
+                        " (TakeProfit-Open=%d points ==> SYMBOL_TRADE_STOPS_LEVEL=%d points)",
+                        EnumToString(type),TP,price-stops_level*_point,(int)((TP-price)/_point),stops_level);
+         //--- return the result of checking
+         return(SL_check&&TP_check);
+        }
+      //--- SellStop pending order
+      case  ORDER_TYPE_SELL_STOP:
+        {
+         //--- check the StopLoss
+         SL_check= (SL==0) ? true : ((SL-price)>stops_level*_point);
+         if(!SL_check && suppressLogOutput == false)
+            PrintFormat("For order %s   StopLoss=%.5f must be greater than %.5f"+
+                        " (StopLoss-Open=%d points ==> SYMBOL_TRADE_STOPS_LEVEL=%d points)",
+                        EnumToString(type),SL,price+stops_level*_point,(int)((SL-price)/_point),stops_level);
+         //--- check the TakeProfit
+         TP_check= (TP==0) ? true : ((price-TP)>stops_level*_point);
+         if(!TP_check && suppressLogOutput == false)
+            PrintFormat("For order %s   TakeProfit=%.5f must be less than %.5f"+
+                        " (Open-TakeProfit=%d points ==> SYMBOL_TRADE_STOPS_LEVEL=%d points)",
+                        EnumToString(type),TP,price-stops_level*_point,(int)((price-TP)/_point),stops_level);
+         //--- return the result of checking
+         return(TP_check&&SL_check);
+        }
+      break;
+     }
+
+//---
+   return false;
+  }
+  
+#ifdef __MQL5__
+//+------------------------------------------------------------------+
+//| Checking the new values of levels before order modification      |
+//+------------------------------------------------------------------+
+bool OrderModifyCheck(ulong ticket,double price,double sl,double tp)
+  {
+//--- select order by ticket
+   if(orderinfo.Select(ticket))
+     {
+      //--- point size and name of the symbol, for which a pending order was placed
+      string symbol=orderinfo.Symbol();
+      double point=SymbolInfoDouble(symbol,SYMBOL_POINT);
+      int digits=(int)SymbolInfoInteger(symbol,SYMBOL_DIGITS);
+      //--- check if there are changes in the Open price
+      bool PriceOpenChanged=(MathAbs(orderinfo.PriceOpen()-price)>point);
+      //--- check if there are changes in the StopLoss level
+      bool StopLossChanged=(MathAbs(orderinfo.StopLoss()-sl)>point);
+      //--- check if there are changes in the Takeprofit level
+      bool TakeProfitChanged=(MathAbs(orderinfo.TakeProfit()-tp)>point);
+      //--- if there are any changes in levels
+      if(PriceOpenChanged || StopLossChanged || TakeProfitChanged)
+         return(true);  // order can be modified      
+      //--- there are no changes in the Open, StopLoss and Takeprofit levels
+      else
+      {
+      //--- notify about the error
+         if(suppressLogOutput == false)
+         {
+            PrintFormat("Order #%d already has levels of Open=%.5f SL=%.5f TP=%.5f",
+                     ticket,orderinfo.PriceOpen(),orderinfo.StopLoss(),orderinfo.TakeProfit());
+         }
+      }
+     }
+//--- came to the end, no changes for the order
+   return(false);       // no point in modifying 
+  }
+//+------------------------------------------------------------------+
+//| Checking the new values of levels before order modification      |
+//+------------------------------------------------------------------+
+bool PositionModifyCheck(ulong ticket,double sl,double tp)
+  {
+//--- select order by ticket
+   if(positioninfo.SelectByTicket(ticket))
+     {
+      //--- point size and name of the symbol, for which a pending order was placed
+      string symbol=positioninfo.Symbol();
+      double point=SymbolInfoDouble(symbol,SYMBOL_POINT);
+      //--- check if there are changes in the StopLoss level
+      bool StopLossChanged=(MathAbs(positioninfo.StopLoss()-sl)>point);
+      //--- check if there are changes in the Takeprofit level
+      bool TakeProfitChanged=(MathAbs(positioninfo.TakeProfit()-tp)>point);
+      //--- if there are any changes in levels
+      if(StopLossChanged || TakeProfitChanged)
+         return(true);  // position can be modified      
+      //--- there are no changes in the StopLoss and Takeprofit levels
+      else
+      {
+      //--- notify about the error
+         if(suppressLogOutput == false)
+         {
+            PrintFormat("Order #%d already has levels of Open=%.5f SL=%.5f TP=%.5f",
+                     ticket,orderinfo.PriceOpen(),orderinfo.StopLoss(),orderinfo.TakeProfit());
+         }
+      }
+     }
+//--- came to the end, no changes for the order
+   return(false);       // no point in modifying 
+  }
+#else
+//+------------------------------------------------------------------+
+//| Checking the new values of levels before order modification      |
+//+------------------------------------------------------------------+
+bool OrderModifyCheck(int ticket,double price,double sl,double tp)
+  {
+//--- select order by ticket
+   if(OrderSelect(ticket,SELECT_BY_TICKET))
+     {
+      //--- point size and name of the symbol, for which a pending order was placed
+      string symbol=OrderSymbol();
+      double point=SymbolInfoDouble(symbol,SYMBOL_POINT);
+      //--- check if there are changes in the Open price
+      bool PriceOpenChanged=true;
+      int type=OrderType();
+      if(!(type==OP_BUY || type==OP_SELL))
+        {
+         PriceOpenChanged=(MathAbs(OrderOpenPrice()-price)>point);
+        }
+      //--- check if there are changes in the StopLoss level
+      bool StopLossChanged=(MathAbs(OrderStopLoss()-sl)>point);
+      //--- check if there are changes in the Takeprofit level
+      bool TakeProfitChanged=(MathAbs(OrderTakeProfit()-tp)>point);
+      //--- if there are any changes in levels
+      if(PriceOpenChanged || StopLossChanged || TakeProfitChanged)
+         return(true);  // order can be modified      
+      //--- there are no changes in the Open, StopLoss and Takeprofit levels
+      else
+      {
+      //--- notify about the error
+         if(suppressLogOutput == false)
+         {
+            PrintFormat("Order #%d already has levels of Open=%.5f SL=%.5f TP=%.5f",
+                     ticket,OrderOpenPrice(),OrderStopLoss(),OrderTakeProfit());
+         }
+      }
+     }
+//--- came to the end, no changes for the order
+   return(false);       // no point in modifying 
+  }
+#endif 
+
+
+#ifdef __MQL5__
+//+------------------------------------------------------------------+
+//| Check the distance from opening price to activation price        |
+//+------------------------------------------------------------------+
+bool CheckOrderForFREEZE_LEVEL(string _symbol, ulong ticket)
+  {
+//--- get the SYMBOL_TRADE_FREEZE_LEVEL level
+   int freeze_level=(int)SymbolInfoInteger(_symbol,SYMBOL_TRADE_FREEZE_LEVEL);
+   if(freeze_level!=0)
+     {
+      if(suppressLogOutput == false)
+      {
+         PrintFormat("SYMBOL_TRADE_FREEZE_LEVEL=%d: Cannot modify order"+
+                  "  nearer than %d points from the activation price",freeze_level,freeze_level);
+      }
+     }
+//--- select order for working
+   if(!OrderSelect(ticket))
+     {
+      //--- failed to select order
+      return(false);
+     }
+//--- get the order data
+   double price=OrderGetDouble(ORDER_PRICE_OPEN);
+   double sl=OrderGetDouble(ORDER_SL);
+   double tp=OrderGetDouble(ORDER_TP);
+   ENUM_ORDER_TYPE type=(ENUM_ORDER_TYPE)OrderGetInteger(ORDER_TYPE);
+//--- result of checking 
+   bool check=false;
+//--- check the order type
+   switch(type)
+     {
+      //--- BuyLimit pending order
+      case  ORDER_TYPE_BUY_LIMIT:
+        {
+         //--- check the distance from the opening price to the activation price
+         check=((Ask-price)>freeze_level*_point);
+         if(!check && suppressLogOutput == false)
+            PrintFormat("Order %s #%d cannot be modified: Ask-Open=%d points < SYMBOL_TRADE_FREEZE_LEVEL=%d points",
+                        EnumToString(type),ticket,(int)((Ask-price)/_point),freeze_level);
+         return(check);
+        }
+      //--- BuyLimit pending order
+      case  ORDER_TYPE_SELL_LIMIT:
+        {
+         //--- check the distance from the opening price to the activation price
+         check=((price-Bid)>freeze_level*_point);
+         if(!check && suppressLogOutput == false)
+            PrintFormat("Order %s #%d cannot be modified: Open-Bid=%d points < SYMBOL_TRADE_FREEZE_LEVEL=%d points",
+                        EnumToString(type),ticket,(int)((price-Bid)/_point),freeze_level);
+         return(check);
+        }
+      break;
+      //--- BuyStop pending order
+      case  ORDER_TYPE_BUY_STOP:
+        {
+         //--- check the distance from the opening price to the activation price
+         check=((price-Ask)>freeze_level*_point);
+         if(!check && suppressLogOutput == false)
+            PrintFormat("Order %s #%d cannot be modified: Ask-Open=%d points < SYMBOL_TRADE_FREEZE_LEVEL=%d points",
+                        EnumToString(type),ticket,(int)((price-Ask)/_point),freeze_level);
+         return(check);
+        }
+      //--- SellStop pending order
+      case  ORDER_TYPE_SELL_STOP:
+        {
+         //--- check the distance from the opening price to the activation price
+         check=((Bid-price)>freeze_level*_point);
+         if(!check && suppressLogOutput == false)
+            PrintFormat("Order %s #%d cannot be modified: Bid-Open=%d points < SYMBOL_TRADE_FREEZE_LEVEL=%d points",
+                        EnumToString(type),ticket,(int)((Bid-price)/_point),freeze_level);
+         return(check);
+        }
+      break;
+     }
+//--- order did not pass the check
+   return (false);
+  }
+//+------------------------------------------------------------------+
+//| Check if the TP and SL are too close to activation price         |
+//+------------------------------------------------------------------+
+bool CheckPositionForFREEZE_LEVEL(string _symbol, ulong ticket)
+  {
+     
+//--- get the SYMBOL_TRADE_FREEZE_LEVEL level
+   int freeze_level=(int)SymbolInfoInteger(_symbol,SYMBOL_TRADE_FREEZE_LEVEL);
+   if(freeze_level!=0 && suppressLogOutput == false)
+     {
+      PrintFormat("SYMBOL_TRADE_FREEZE_LEVEL=%d: Cannot modify order"+
+                  "  nearer than %d points from the activation price",freeze_level,freeze_level);
+     }
+//--- select position for working
+   if(!PositionSelectByTicket(ticket))
+     {
+      //--- failed to select position
+      return(false);
+     }
+//--- get the order data     
+   ENUM_POSITION_TYPE pos_type=(ENUM_POSITION_TYPE)PositionGetInteger(POSITION_TYPE);
+   double sl=PositionGetDouble(POSITION_SL);
+   double tp=PositionGetDouble(POSITION_TP);
+//--- result of checking StopLoss and TakeProfit
+   bool SL_check=false,TP_check=false;
+//--- position type
+   switch(pos_type)
+     {
+      //--- buy
+      case POSITION_TYPE_BUY:
+        {
+         SL_check=(sl == 0) ? true: (Bid-sl>freeze_level*_point);
+         if(!SL_check && suppressLogOutput == false)
+            PrintFormat("Position %s #%d cannot be modified: Bid-StopLoss=%d points"+
+                        " < SYMBOL_TRADE_FREEZE_LEVEL=%d points)",
+                        EnumToString(pos_type),ticket,(int)((Bid-sl)/_point),freeze_level);
+         TP_check=(tp == 0) ? true: (tp-Bid>freeze_level*_point);
+         if(!TP_check && suppressLogOutput == false)
+            PrintFormat("Position %s #%d cannot be modified: TakeProfit-Bid=%d points"+
+                        " < SYMBOL_TRADE_FREEZE_LEVEL=%d points)",
+                        EnumToString(pos_type),ticket,(int)((tp-Bid)/_point),freeze_level);
+         //--- return the result of checking
+         return(SL_check&&TP_check);
+        }
+      break;
+      //--- sell
+      case POSITION_TYPE_SELL:
+        {
+         SL_check=(sl == 0) ? true: (sl-Ask>freeze_level*_point);
+         if(!SL_check && suppressLogOutput == false)
+            PrintFormat("Position %s cannot be modified: StopLoss-Ask=%d points"+
+                        " < SYMBOL_TRADE_FREEZE_LEVEL=%d points)",
+                        EnumToString(pos_type),(int)((sl-Ask)/_point),freeze_level);
+         TP_check=(tp == 0) ? true: (Ask-tp>freeze_level*_point);
+         if(!TP_check && suppressLogOutput == false)
+            PrintFormat("Position %s cannot be modified: Ask-TakeProfit=%d points"+
+                     " < SYMBOL_TRADE_FREEZE_LEVEL=%d points)",
+                     EnumToString(pos_type),(int)((Ask-tp)/_point),freeze_level);
+         //--- return the result of checking
+         return(SL_check&&TP_check);
+        }
+      break;
+     }
+//--- position did not pass the check
+   return (false);
+  }
+#else
+bool CheckOrderForFREEZE_LEVEL(string _symbol,int ticket)
+  {
+//--- get the SYMBOL_TRADE_FREEZE_LEVEL level
+   int freeze_level=(int)SymbolInfoInteger(_symbol,SYMBOL_TRADE_FREEZE_LEVEL);
+   if(freeze_level!=0 && suppressLogOutput == false)
+     {
+      PrintFormat("SYMBOL_TRADE_FREEZE_LEVEL=%d: Cannot modify order"+
+                  "  nearer than %d points from the activation price",freeze_level,freeze_level);
+     }
+//--- select order for working
+   if(!OrderSelect(ticket,SELECT_BY_TICKET,MODE_TRADES))
+     {
+      //--- failed to select order
+      return (false);
+     }
+//--- get the order data
+   double price=OrderOpenPrice();
+   double sl=OrderStopLoss();
+   double tp=OrderTakeProfit();
+   int type=OrderType();
+//--- result of checking 
+   bool check=false;
+//--- check the order type
+   switch(type)
+     {
+      //--- BuyLimit pending order
+      case  OP_BUYLIMIT:
+        {
+         //--- check the distance from the opening price to the activation price
+         check=((Ask-price)>freeze_level*_point);
+         if(!check && suppressLogOutput == false)
+            PrintFormat("Order OP_BUYLIMIT #%d cannot be modified: Ask-Open=%d points < SYMBOL_TRADE_FREEZE_LEVEL=%d points",
+                        ticket,(int)((Ask-price)/_point),freeze_level);
+         return(check);
+        }
+      //--- BuyLimit pending order
+      case  OP_SELLLIMIT:
+        {
+         //--- check the distance from the opening price to the activation price
+         check=((price-Bid)>freeze_level*_point);
+         if(!check && suppressLogOutput == false)
+            PrintFormat("Order OP_SELLLIMIT #%d cannot be modified: Open-Bid=%d points < SYMBOL_TRADE_FREEZE_LEVEL=%d points",
+                        ticket,(int)((price-Bid)/_point),freeze_level);
+         return(check);
+        }
+      break;
+      //--- BuyStop pending order
+      case  OP_BUYSTOP:
+        {
+         //--- check the distance from the opening price to the activation price
+         check=((price-Ask)>freeze_level*_point);
+         if(!check && suppressLogOutput == false)
+            PrintFormat("Order OP_BUYSTOP #%d cannot be modified: Ask-Open=%d points < SYMBOL_TRADE_FREEZE_LEVEL=%d points",
+                        ticket,(int)((price-Ask)/_point),freeze_level);
+         return(check);
+        }
+      //--- SellStop pending order
+      case  OP_SELLSTOP:
+        {
+         //--- check the distance from the opening price to the activation price
+         check=((Bid-price)>freeze_level*_point);
+         if(!check && suppressLogOutput == false)
+            PrintFormat("Order OP_SELLSTOP #%d cannot be modified: Bid-Open=%d points < SYMBOL_TRADE_FREEZE_LEVEL=%d points",
+                        ticket,(int)((Bid-price)/_point),freeze_level);
+         return(check);
+        }
+      break;
+      //--- checking opened Buy order
+      case  OP_BUY:
+        {
+         //--- check TakeProfit distance to the activation price
+         bool TP_check=(tp == 0) ? true: (tp-Bid>freeze_level*_point);
+         if(!TP_check && suppressLogOutput == false)
+            PrintFormat("Order OP_BUY %d cannot be modified: TakeProfit-Bid=%d points < SYMBOL_TRADE_FREEZE_LEVEL=%d points",
+                        ticket,(int)((tp-Bid)/_point),freeze_level);
+         //--- check TakeProfit distance to the activation price
+         bool SL_check=(sl == 0) ? true: (Bid-sl>freeze_level*_point);
+         if(!SL_check && suppressLogOutput == false)
+            PrintFormat("Order OP_BUY %d cannot be modified: TakeProfit-Bid=%d points < SYMBOL_TRADE_FREEZE_LEVEL=%d points",
+                        ticket,(int)((Bid-sl)/_point),freeze_level);
+         return(SL_check&&TP_check);
+        }
+      break;
+      //--- checking opened Sell order
+      case  OP_SELL:
+        {
+         //--- check TakeProfit distance to the activation price
+         bool TP_check=(tp == 0) ? true: (Ask-tp>freeze_level*_point);
+         if(!TP_check && suppressLogOutput == false)
+            PrintFormat("Order OP_SELL %d cannot be modified: Ask-TakeProfit=%d points < SYMBOL_TRADE_FREEZE_LEVEL=%d points",
+                        ticket,(int)((Ask-tp)/_point),freeze_level);
+         //--- check TakeProfit distance to the activation price
+         bool SL_check=(sl == 0) ? true: (sl-Ask>freeze_level*_point);
+         if(!SL_check && suppressLogOutput == false)
+            PrintFormat("Order OP_BUY %d cannot be modified: TakeProfit-Bid=%d points < SYMBOL_TRADE_FREEZE_LEVEL=%d points",
+                        ticket,(int)((sl-Ask)/_point),freeze_level);
+         return(SL_check&&TP_check);
+        }
+      break;
+     }
+//--- order did not pass the check
+   return (false);
+  }
+#endif  
+
+bool CheckPendingOrderEntryChange(string _symbol, ulong ticket, double newEntryPrice)
+  {
+//--- select order for working
+   if(!OrderSelect(ticket))
+     {
+      //--- failed to select order
+      return(false);
+     }
+//--- get the order data
+   ENUM_ORDER_TYPE type=(ENUM_ORDER_TYPE)OrderGetInteger(ORDER_TYPE);
+//--- result of checking 
+   bool check=false;
+//--- check the order type
+   switch(type)
+     {
+      //--- BuyLimit pending order
+      case  ORDER_TYPE_BUY_LIMIT:
+        {
+         //--- check the distance from the opening price to the activation price
+         check= (newEntryPrice < Ask);
+         if(!check && suppressLogOutput == false)
+            PrintFormat("Order %s #%d cannot be modified",
+                        EnumToString(type),ticket);
+         return(check);
+        }
+      //--- BuyLimit pending order
+      case  ORDER_TYPE_SELL_LIMIT:
+        {
+         //--- check the distance from the opening price to the activation price
+         check=(newEntryPrice > Bid);
+         if(!check && suppressLogOutput == false)
+            PrintFormat("Order %s #%d cannot be modified",
+                        EnumToString(type),ticket);
+         return(check);
+        }
+      break;
+      //--- BuyStop pending order
+      case  ORDER_TYPE_BUY_STOP:
+        {
+         //--- check the distance from the opening price to the activation price
+         check=(newEntryPrice > Ask);
+         if(!check && suppressLogOutput == false)
+            PrintFormat("Order %s #%d cannot be modified",
+                        EnumToString(type),ticket);
+         return(check);
+        }
+      //--- SellStop pending order
+      case  ORDER_TYPE_SELL_STOP:
+        {
+         //--- check the distance from the opening price to the activation price
+         check=(newEntryPrice < Bid);
+         if(!check && suppressLogOutput == false)
+            PrintFormat("Order %s #%d cannot be modified",
+                        EnumToString(type),ticket);
+         return(check);
+        }
+      break;
+     }
+//--- order did not pass the check
+   return (false);
+  }        

Indicators/RangeBars/RangeBars_ADX.mq5

@@ -45,7 +45,7 @@ int       ExtADXPeriod;
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
@@ -99,39 +99,15 @@ int OnCalculate(const int rates_total,
                 const int &Spread[])
   {
    //
-   // Process data through MedianRenko indicator
-   //
    
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,Time))
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,Time,Close))
       return(0);
    
-   //
-   // Make the following modifications in the code below:
-   //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
-   //
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
-   //
-   // rangeBarsIndicator.IsNewBar (true/false) informs you if a renko brick completed
-   //
-   // rangeBarsIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
-   // (!) rangeBarsIndicator.SetGetTimeFlag() must be called in OnInit() for rangeBarsIndicator.Time[] to be used
-   //
-   // rangeBarsIndicator.Tick_volume[] should be used instead of TickVolume[]
-   // rangeBarsIndicator.Real_volume[] should be used instead of Volume[]
-   // (!) rangeBarsIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
-   //
-   // rangeBarsIndicator.Price[] should be used instead of Price[]
-   // (!) rangeBarsIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for rangeBarsIndicator.Price[] to be used
-   //
+   if(!customChartIndicator.BufferSynchronizationCheck(Close))
+      return(0);
    
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
-   //
-   //
    //    
     
 //--- checking for bars count
@@ -151,11 +127,11 @@ int OnCalculate(const int rates_total,
    for(int i=start;i<rates_total && !IsStopped();i++)
      {
       //--- get some data
-      double Hi    =rangeBarsIndicator.High[i];
-      double prevHi=rangeBarsIndicator.High[i-1];
-      double Lo    =rangeBarsIndicator.Low[i];
-      double prevLo=rangeBarsIndicator.Low[i-1];
-      double prevCl=rangeBarsIndicator.Close[i-1];
+      double Hi    =customChartIndicator.High[i];
+      double prevHi=customChartIndicator.High[i-1];
+      double Lo    =customChartIndicator.Low[i];
+      double prevLo=customChartIndicator.Low[i-1];
+      double prevCl=customChartIndicator.Close[i-1];
       //--- fill main positive and main negative buffers
       double dTmpP=Hi-prevHi;
       double dTmpN=prevLo-Lo;

Indicators/RangeBars/RangeBars_ATR.mq5

@@ -0,0 +1,121 @@
+//+------------------------------------------------------------------+
+//|                                                          ATR.mq5 |
+//|                   Copyright 2009-2017, MetaQuotes Software Corp. |
+//|                                              http://www.mql5.com |
+//+------------------------------------------------------------------+
+#property copyright   "2009-2017, MetaQuotes Software Corp."
+#property link        "http://www.mql5.com"
+#property description "Average True Range"
+#property description "Adapted for use with TickChart by Artur Zas."
+//--- indicator settings
+#property indicator_separate_window
+#property indicator_buffers 2
+#property indicator_plots   1
+#property indicator_type1   DRAW_LINE
+#property indicator_color1  DodgerBlue
+#property indicator_label1  "ATR"
+//--- input parameters
+input int InpAtrPeriod=14;  // ATR period
+//--- indicator buffers
+double    ExtATRBuffer[];
+double    ExtTRBuffer[];
+//--- global variable
+int       ExtPeriodATR;
+
+//
+//
+//
+
+#include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
+RangeBarIndicator customChartIndicator;
+
+//
+//
+//
+
+//+------------------------------------------------------------------+
+//| Custom indicator initialization function                         |
+//+------------------------------------------------------------------+
+void OnInit()
+  {
+//--- check for input value
+   if(InpAtrPeriod<=0)
+     {
+      ExtPeriodATR=14;
+      printf("Incorrect input parameter InpAtrPeriod = %d. Indicator will use value %d for calculations.",InpAtrPeriod,ExtPeriodATR);
+     }
+   else ExtPeriodATR=InpAtrPeriod;
+//--- indicator buffers mapping
+   SetIndexBuffer(0,ExtATRBuffer,INDICATOR_DATA);
+   SetIndexBuffer(1,ExtTRBuffer,INDICATOR_CALCULATIONS);
+//---
+   IndicatorSetInteger(INDICATOR_DIGITS,_Digits);
+//--- sets first bar from what index will be drawn
+   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,InpAtrPeriod);
+//--- name for DataWindow and indicator subwindow label
+   string short_name="ATR("+string(ExtPeriodATR)+")";
+   IndicatorSetString(INDICATOR_SHORTNAME,short_name);
+   PlotIndexSetString(0,PLOT_LABEL,short_name);
+//--- initialization done
+  }
+//+------------------------------------------------------------------+
+//| Average True Range                                               |
+//+------------------------------------------------------------------+
+int OnCalculate(const int rates_total,
+                const int prev_calculated,
+                const datetime &time[],
+                const double &open[],
+                const double &high[],
+                const double &low[],
+                const double &close[],
+                const long &tick_volume[],
+                const long &volume[],
+                const int &spread[])
+  {
+   //
+
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,time,close))
+      return(0);
+   
+   if(!customChartIndicator.BufferSynchronizationCheck(close))
+      return(0);
+   
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
+   
+   //  
+  
+   int i,limit;
+//--- check for bars count
+   if(rates_total<=ExtPeriodATR)
+      return(0); // not enough bars for calculation
+//--- preliminary calculations
+   if(_prev_calculated==0)
+     {
+      ExtTRBuffer[0]=0.0;
+      ExtATRBuffer[0]=0.0;
+      //--- filling out the array of True Range values for each period
+      for(i=1;i<rates_total && !IsStopped();i++)
+         ExtTRBuffer[i]=MathMax(customChartIndicator.High[i],customChartIndicator.Close[i-1])-MathMin(customChartIndicator.Low[i],customChartIndicator.Close[i-1]);
+      //--- first AtrPeriod values of the indicator are not calculated
+      double firstValue=0.0;
+      for(i=1;i<=ExtPeriodATR;i++)
+        {
+         ExtATRBuffer[i]=0.0;
+         firstValue+=ExtTRBuffer[i];
+        }
+      //--- calculating the first value of the indicator
+      firstValue/=ExtPeriodATR;
+      ExtATRBuffer[ExtPeriodATR]=firstValue;
+      limit=ExtPeriodATR+1;
+     }
+   else limit=_prev_calculated-1;
+//--- the main loop of calculations
+   for(i=limit;i<rates_total && !IsStopped();i++)
+     {
+      ExtTRBuffer[i]=MathMax(customChartIndicator.High[i],customChartIndicator.Close[i-1])-MathMin(customChartIndicator.Low[i],customChartIndicator.Close[i-1]);
+      ExtATRBuffer[i]=ExtATRBuffer[i-1]+(ExtTRBuffer[i]-ExtTRBuffer[i-ExtPeriodATR])/ExtPeriodATR;
+     }
+//--- return value of prev_calculated for next call
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+

Indicators/RangeBars/RangeBars_AwesomeOscillator.mq5

@@ -0,0 +1,112 @@
+//+------------------------------------------------------------------+
+//|                                           Awesome_Oscillator.mq5 |
+//|                   Copyright 2009-2017, MetaQuotes Software Corp. |
+//|                                              http://www.mql5.com |
+//+------------------------------------------------------------------+
+#property copyright "2009-2017, MetaQuotes Software Corp."
+#property link      "http://www.mql5.com"
+
+//---- indicator settings
+#property indicator_separate_window
+#property indicator_buffers 4
+#property indicator_plots   1
+#property indicator_type1   DRAW_COLOR_HISTOGRAM
+#property indicator_color1  Green,Red
+#property indicator_width1  1
+#property indicator_label1  "AO"
+//--- indicator buffers
+double ExtAOBuffer[];
+double ExtColorBuffer[];
+double ExtFastBuffer[];
+double ExtSlowBuffer[];
+//--- bars minimum for calculation
+#define DATA_LIMIT 33
+
+//
+//
+
+#include <MovingAverages.mqh>
+#include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
+RangeBarIndicator customChartIndicator;
+
+//
+//
+
+//+------------------------------------------------------------------+
+//| Custom indicator initialization function                         |
+//+------------------------------------------------------------------+
+void OnInit()
+  {
+//---- indicator buffers mapping
+   SetIndexBuffer(0,ExtAOBuffer,INDICATOR_DATA);
+   SetIndexBuffer(1,ExtColorBuffer,INDICATOR_COLOR_INDEX);
+   SetIndexBuffer(2,ExtFastBuffer,INDICATOR_CALCULATIONS);
+   SetIndexBuffer(3,ExtSlowBuffer,INDICATOR_CALCULATIONS);
+//--- set accuracy
+   IndicatorSetInteger(INDICATOR_DIGITS,_Digits+1);
+//--- sets first bar from what index will be drawn
+   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,33);
+//--- name for DataWindow 
+   IndicatorSetString(INDICATOR_SHORTNAME,"AO");
+//--- get handles
+   //ExtFastSMAHandle=iMA(NULL,0,5,0,MODE_SMA,PRICE_MEDIAN);
+   //ExtSlowSMAHandle=iMA(NULL,0,34,0,MODE_SMA,PRICE_MEDIAN);
+// -- Set applied price to MEDIAN as required by AO indicator
+   customChartIndicator.SetUseAppliedPriceFlag(PRICE_MEDIAN);
+//---- initialization done
+  }
+//+------------------------------------------------------------------+
+//|  Awesome Oscillator                                              |
+//+------------------------------------------------------------------+
+int OnCalculate(const int rates_total,
+                const int prev_calculated,
+                const datetime &time[],
+                const double &open[],
+                const double &high[],
+                const double &low[],
+                const double &close[],
+                const long &tick_volume[],
+                const long &volume[],
+                const int &spread[])
+  {
+ 
+//--- check for rates total
+   if(rates_total<=DATA_LIMIT)
+      return(0);// not enough bars for calculation
+
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,time,close))
+      return(0);
+   
+   if(!customChartIndicator.BufferSynchronizationCheck(close))
+      return(0);
+  
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
+
+//--- get Fast MA buffer
+   if(IsStopped()) return(0); //Checking for stop flag   
+   SimpleMAOnBuffer(rates_total,_prev_calculated,0,5,customChartIndicator.Price,ExtFastBuffer);
+//--- get Slow MA buffer
+   if(IsStopped()) return(0); //Checking for stop flag
+   SimpleMAOnBuffer(rates_total,_prev_calculated,0,35,customChartIndicator.Price,ExtSlowBuffer);
+
+//--- first calculation or number of bars was changed
+   int i,limit;
+   if(_prev_calculated<=DATA_LIMIT)
+     {
+      for(i=0;i<DATA_LIMIT;i++)
+         ExtAOBuffer[i]=0.0;
+      limit=DATA_LIMIT;
+     }
+   else limit=_prev_calculated-1;
+//--- main loop of calculations
+   for(i=limit;i<rates_total && !IsStopped();i++)
+     {
+      ExtAOBuffer[i]=ExtFastBuffer[i]-ExtSlowBuffer[i];
+      if(ExtAOBuffer[i]>ExtAOBuffer[i-1])ExtColorBuffer[i]=0.0; // set color Green
+      else                               ExtColorBuffer[i]=1.0; // set color Red
+     }
+//--- return value of prev_calculated for next call
+   return(rates_total);
+  }
+
+//+------------------------------------------------------------------+

Indicators/RangeBars/RangeBars_CCI.mq5

@@ -8,6 +8,7 @@
 #property copyright   "2009, MetaQuotes Software Corp."
 #property link        "http://www.mql5.com"
 #property description "Commodity Channel Index"
+#property description "Adapted for use with TickChart by Artur Zas."
 #include <MovingAverages.mqh>
 //---
 #property indicator_separate_window
@@ -34,7 +35,7 @@ double     ExtCCIBuffer[];
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
@@ -50,7 +51,7 @@ void OnInit()
    //  Indicator uses Price[] array for calculations so we need to set this in the MedianRenkoIndicator class
    //
   
-   rangeBarsIndicator.SetUseAppliedPriceFlag(InpApplyToPrice);
+   customChartIndicator.SetUseAppliedPriceFlag(InpApplyToPrice);
    
    //
    //
@@ -100,33 +101,36 @@ int OnCalculate(const int rates_total,const int prev_calculated,
    // Process data through MedianRenko indicator
    //
    
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,Time))
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,Time,Close))
+      return(0);
+   
+   if(!customChartIndicator.BufferSynchronizationCheck(Close))
       return(0);
    
    //
    // Make the following modifications in the code below:
    //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
+   // customChartIndicator.GetPrevCalculated() should be used instead of prev_calculated
    //
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
+   // customChartIndicator.Open[] should be used instead of open[]
+   // customChartIndicator.Low[] should be used instead of low[]
+   // customChartIndicator.High[] should be used instead of high[]
+   // customChartIndicator.Close[] should be used instead of close[]
    //
-   // rangeBarsIndicator.IsNewBar (true/false) informs you if a renko brick completed
+   // customChartIndicator.IsNewBar (true/false) informs you if a renko brick completed
    //
-   // rangeBarsIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
-   // (!) rangeBarsIndicator.SetGetTimeFlag() must be called in OnInit() for rangeBarsIndicator.Time[] to be used
+   // customChartIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
+   // (!) customChartIndicator.SetGetTimeFlag() must be called in OnInit() for customChartIndicator.Time[] to be used
    //
-   // rangeBarsIndicator.Tick_volume[] should be used instead of TickVolume[]
-   // rangeBarsIndicator.Real_volume[] should be used instead of Volume[]
-   // (!) rangeBarsIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
+   // customChartIndicator.Tick_volume[] should be used instead of TickVolume[]
+   // customChartIndicator.Real_volume[] should be used instead of Volume[]
+   // (!) customChartIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
    //
-   // rangeBarsIndicator.Price[] should be used instead of Price[]
-   // (!) rangeBarsIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for rangeBarsIndicator.Price[] to be used
+   // customChartIndicator.Price[] should be used instead of Price[]
+   // (!) customChartIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for customChartIndicator.Price[] to be used
    //
    
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
    //
    //
@@ -150,13 +154,13 @@ int OnCalculate(const int rates_total,const int prev_calculated,
    for(i=pos;i<rates_total && !IsStopped();i++)
      {
       //--- SMA on price buffer
-      ExtSPBuffer[i]=SimpleMA(i,ExtCCIPeriod,rangeBarsIndicator.Price);
+      ExtSPBuffer[i]=SimpleMA(i,ExtCCIPeriod,customChartIndicator.Price);
       //--- calculate D
       dTmp=0.0;
-      for(j=0;j<ExtCCIPeriod;j++) dTmp+=MathAbs(rangeBarsIndicator.Price[i-j]-ExtSPBuffer[i]);
+      for(j=0;j<ExtCCIPeriod;j++) dTmp+=MathAbs(customChartIndicator.Price[i-j]-ExtSPBuffer[i]);
       ExtDBuffer[i]=dTmp*dMul;
       //--- calculate M
-      ExtMBuffer[i]=rangeBarsIndicator.Price[i]-ExtSPBuffer[i];
+      ExtMBuffer[i]=customChartIndicator.Price[i]-ExtSPBuffer[i];
       //--- calculate CCI
       if(ExtDBuffer[i]!=0.0) ExtCCIBuffer[i]=ExtMBuffer[i]/ExtDBuffer[i];
       else                   ExtCCIBuffer[i]=0.0;

Indicators/RangeBars/RangeBars_Fractals.mq5

@@ -26,7 +26,7 @@ int    ExtArrowShift=-10;
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
@@ -66,39 +66,15 @@ int OnCalculate(const int rates_total,const int prev_calculated,
                 const int &Spread[])
   {
    //
-   // Process data through MedianRenko indicator
-   //
    
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,Time))
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,Time,Close))
       return(0);
    
-   //
-   // Make the following modifications in the code below:
-   //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
-   //
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
-   //
-   // rangeBarsIndicator.IsNewBar (true/false) informs you if a renko brick completed
-   //
-   // rangeBarsIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
-   // (!) rangeBarsIndicator.SetGetTimeFlag() must be called in OnInit() for rangeBarsIndicator.Time[] to be used
-   //
-   // rangeBarsIndicator.Tick_volume[] should be used instead of TickVolume[]
-   // rangeBarsIndicator.Real_volume[] should be used instead of Volume[]
-   // (!) rangeBarsIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
-   //
-   // rangeBarsIndicator.Price[] should be used instead of Price[]
-   // (!) rangeBarsIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for rangeBarsIndicator.Price[] to be used
-   //
+   if(!customChartIndicator.BufferSynchronizationCheck(Close))
+      return(0);
+      
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
-   
-   //
-   //
    //     
   
    int i,limit;
@@ -118,13 +94,13 @@ int OnCalculate(const int rates_total,const int prev_calculated,
    for(i=limit; i<rates_total-3 && !IsStopped();i++)
      {
       //---- Upper Fractal
-      if(rangeBarsIndicator.High[i]>rangeBarsIndicator.High[i+1] && rangeBarsIndicator.High[i]>rangeBarsIndicator.High[i+2] && rangeBarsIndicator.High[i]>=rangeBarsIndicator.High[i-1] && rangeBarsIndicator.High[i]>=rangeBarsIndicator.High[i-2])
-         ExtUpperBuffer[i]=rangeBarsIndicator.High[i];
+      if(customChartIndicator.High[i]>customChartIndicator.High[i+1] && customChartIndicator.High[i]>customChartIndicator.High[i+2] && customChartIndicator.High[i]>=customChartIndicator.High[i-1] && customChartIndicator.High[i]>=customChartIndicator.High[i-2])
+         ExtUpperBuffer[i]=customChartIndicator.High[i];
       else ExtUpperBuffer[i]=EMPTY_VALUE;
 
       //---- Lower Fractal
-      if(rangeBarsIndicator.Low[i]<rangeBarsIndicator.Low[i+1] && rangeBarsIndicator.Low[i]<rangeBarsIndicator.Low[i+2] && rangeBarsIndicator.Low[i]<=rangeBarsIndicator.Low[i-1] && rangeBarsIndicator.Low[i]<=rangeBarsIndicator.Low[i-2])
-         ExtLowerBuffer[i]=rangeBarsIndicator.Low[i];
+      if(customChartIndicator.Low[i]<customChartIndicator.Low[i+1] && customChartIndicator.Low[i]<customChartIndicator.Low[i+2] && customChartIndicator.Low[i]<=customChartIndicator.Low[i-1] && customChartIndicator.Low[i]<=customChartIndicator.Low[i-2])
+         ExtLowerBuffer[i]=customChartIndicator.Low[i];
       else ExtLowerBuffer[i]=EMPTY_VALUE;
      }
 //--- OnCalculate done. Return new prev_calculated.

Indicators/RangeBars/RangeBars_Gann_Hi_Lo_Activator.mq5

@@ -0,0 +1,402 @@
+//------------------------------------------------------------------
+#property copyright "mladen"
+#property link      "www.forex-tsd.com"
+//------------------------------------------------------------------
+#property indicator_chart_window
+#property indicator_buffers 6
+#property indicator_plots   3
+#property indicator_label1  "Gann zone"
+#property indicator_type1   DRAW_FILLING
+#property indicator_color1  clrGainsboro,clrGainsboro
+#property indicator_label2  "Gann middle"
+#property indicator_type2   DRAW_LINE
+#property indicator_style2  STYLE_DOT
+#property indicator_color2  clrGray
+#property indicator_label3  "Gann high/low"
+#property indicator_type3   DRAW_COLOR_LINE
+#property indicator_color3  clrDimGray,clrLimeGreen,clrDarkOrange
+#property indicator_width3  2
+
+//
+//
+#include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
+RangeBarIndicator customChartIndicator;
+//
+//
+
+enum enMaTypes
+{
+   ma_sma,    // Simple moving average
+   ma_ema,    // Exponential moving average
+   ma_smma,   // Smoothed MA
+   ma_lwma    // Linear weighted MA
+};
+enum enFilterWhat
+{
+   flt_prc,  // Filter the prices
+   flt_val,  // Filter the averages value
+   flt_all   // Filter all
+};
+      ENUM_TIMEFRAMES TimeFrame   = PERIOD_CURRENT; // Time frame
+input int             AvgPeriod       = 10;         // Average period
+input enMaTypes       AvgType         = ma_sma;     // Average method
+input double          Filter          = 0;          // Filter to use (<=0 for no filter)
+input enFilterWhat    FilterOn        = flt_prc;    // Filter :
+input bool            alertsOn        = false;      // Turn alerts on?
+input bool            alertsOnCurrent = true;       // Alert on current bar?
+input bool            alertsMessage   = true;       // Display messageas on alerts?
+input bool            alertsSound     = false;      // Play sound on alerts?
+input bool            alertsEmail     = false;      // Send email on alerts?
+input bool            alertsNotify    = false;      // Send push notification on alerts?
+input bool            Interpolate     = true;       // Interpolate mtf data ?
+
+double sup[],supc[],mid[],fup[],fdn[],_count[];
+ENUM_TIMEFRAMES timeFrame;
+string indName;
+
+//------------------------------------------------------------------
+//
+//------------------------------------------------------------------
+//
+//
+//
+//
+//
+
+int OnInit()
+{
+   SetIndexBuffer(0,fup,INDICATOR_DATA);
+   SetIndexBuffer(1,fdn,INDICATOR_DATA);
+   SetIndexBuffer(2,mid,INDICATOR_DATA);
+   SetIndexBuffer(3,sup,INDICATOR_DATA);
+   SetIndexBuffer(4,supc,INDICATOR_COLOR_INDEX);
+   SetIndexBuffer(5,_count,INDICATOR_CALCULATIONS); 
+      
+      //
+      //
+      //
+      //
+      //
+      
+   customChartIndicator.SetGetTimeFlag();
+         
+//      timeFrame = MathMax(_Period,TimeFrame);
+      indName   = getIndicatorName();
+   IndicatorSetString(INDICATOR_SHORTNAME,periodToString(timeFrame)+" Gann high/low activator("+string(AvgPeriod)+")");
+   return(0);
+}
+
+//------------------------------------------------------------------
+//
+//------------------------------------------------------------------
+//
+//
+//
+//
+//
+
+int OnCalculate(const int rates_total,
+                const int prev_calculated,
+                const datetime& time[],
+                const double& open[],
+                const double& high[],
+                const double& low[],
+                const double& close[],
+                const long& tick_volume[],
+                const long& volume[],
+                const int& spread[])
+{                
+   if (Bars(_Symbol,_Period)<rates_total) return(-1);
+
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,time,close))
+      return(0);
+      
+   if(!customChartIndicator.BufferSynchronizationCheck(close))
+      return(0);
+
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
+         
+           
+   double pfilter = Filter; if (FilterOn==flt_val) pfilter=0;
+   double vfilter = Filter; if (FilterOn==flt_prc) vfilter=0;
+
+   for (int i=(int)MathMax(_prev_calculated-1,1); i<rates_total && !IsStopped(); i++)
+   {
+      fup[i] = iFilter(iCustomMa(AvgType,iFilter(customChartIndicator.High[i-1],pfilter,AvgPeriod,i,rates_total,0),AvgPeriod,i,rates_total,0),vfilter,AvgPeriod,i,rates_total,1);
+      fdn[i] = iFilter(iCustomMa(AvgType,iFilter(customChartIndicator.Low[i-1] ,pfilter,AvgPeriod,i,rates_total,2),AvgPeriod,i,rates_total,1),vfilter,AvgPeriod,i,rates_total,3);
+      mid[i] = (fup[i]+fdn[i])/2.0;
+         double pclose = iFilter(customChartIndicator.Close[i],pfilter,AvgPeriod,i,rates_total,4);
+               supc[i] = (pclose>fup[i]) ? 1 : (pclose<fdn[i]) ? 2 : supc[i-1];
+               sup[i]  = (supc[i]==1) ? fdn[i] : (supc[i]==2) ? fup[i] : pclose;
+   }
+   manageAlerts(customChartIndicator.Time,supc,rates_total);
+   _count[rates_total-1] = MathMax(rates_total-_prev_calculated+1,1);
+
+   return(rates_total);
+}
+
+
+
+
+//------------------------------------------------------------------
+//
+//------------------------------------------------------------------
+//
+//
+//
+//
+//
+
+#define _filterInstances 5
+double workFil[][_filterInstances*3];
+
+#define _fchange 0
+#define _fachang 1
+#define _fvalue  2
+
+double iFilter(double value, double filter, int period, int i, int bars, int instanceNo=0)
+{
+   if (filter<=0 || period<=0) return(value);
+   if (ArrayRange(workFil,0)!= bars) ArrayResize(workFil,bars); instanceNo*=3;
+   
+   //
+   //
+   //
+   //
+   //
+   
+   workFil[i][instanceNo+_fvalue] = value;
+   if (i>0)
+   {
+      workFil[i][instanceNo+_fchange] = MathAbs(workFil[i][instanceNo+_fvalue]-workFil[i-1][instanceNo+_fvalue]);
+      workFil[i][instanceNo+_fachang] = workFil[i][instanceNo+_fchange];
+
+      double fdev=0, fdif=0;
+      for (int k=1; k<period && (i-k)>=0; k++) workFil[i][instanceNo+_fachang] += workFil[i-k][instanceNo+_fchange]; workFil[i][instanceNo+_fachang] /= (double)period;
+      for (int k=0; k<period && (i-k)>=0; k++) fdev += MathPow(workFil[i-k][instanceNo+_fchange]-workFil[i-k][instanceNo+_fachang],2); fdev = MathSqrt(fdev/(double)period); fdif = filter*fdev;
+      if (MathAbs(workFil[i][instanceNo+_fvalue]-workFil[i-1][instanceNo+_fvalue])<fdif) 
+                  workFil[i][instanceNo+_fvalue]=workFil[i-1][instanceNo+_fvalue];
+   }
+   return(workFil[i][instanceNo+_fvalue]);
+}
+
+//------------------------------------------------------------------
+//
+//------------------------------------------------------------------
+//
+//
+//
+//
+//
+
+void manageAlerts(const datetime& time[], double& trend[], int bars)
+{
+   if (!alertsOn) return;
+      int whichBar = bars-1; if (!alertsOnCurrent) whichBar = bars-2; datetime time1 = time[whichBar];
+      if (trend[whichBar] != trend[whichBar-1])
+      {
+         if (trend[whichBar] == 1) doAlert(time1,"up");
+         if (trend[whichBar] == 2) doAlert(time1,"down");
+      }         
+}   
+
+//
+//
+//
+//
+//
+
+void doAlert(datetime forTime, string doWhat)
+{
+   static string   previousAlert="nothing";
+   static datetime previousTime;
+   string message;
+   
+   if (previousAlert != doWhat || previousTime != forTime) 
+   {
+      previousAlert  = doWhat;
+      previousTime   = forTime;
+
+      //
+      //
+      //
+      //
+      //
+
+      message = periodToString(_Period)+" "+_Symbol+" at "+TimeToString(TimeLocal(),TIME_SECONDS)+" Gann high/low activator state changed to "+doWhat;
+         if (alertsMessage) Alert(message);
+         if (alertsEmail)   SendMail(_Symbol+" Gann high/low activator",message);
+         if (alertsNotify)  SendNotification(message);
+         if (alertsSound)   PlaySound("alert2.wav");
+   }
+}
+
+//------------------------------------------------------------------
+//                                                                  
+//------------------------------------------------------------------
+//
+//
+//
+//
+//
+
+#define _maInstances 2
+#define _maWorkBufferx1 1*_maInstances
+#define _maWorkBufferx2 2*_maInstances
+
+double iCustomMa(int mode, double price, double length, int r, int bars, int instanceNo=0)
+{
+   switch (mode)
+   {
+      case ma_sma   : return(iSma(price,(int)length,r,bars,instanceNo));
+      case ma_ema   : return(iEma(price,length,r,bars,instanceNo));
+      case ma_smma  : return(iSmma(price,(int)length,r,bars,instanceNo));
+      case ma_lwma  : return(iLwma(price,(int)length,r,bars,instanceNo));
+      default       : return(price);
+   }
+}
+
+//
+//
+//
+//
+//
+
+double workSma[][_maWorkBufferx2];
+double iSma(double price, int period, int r, int _bars, int instanceNo=0)
+{
+   if (period<=1) return(price);
+   if (ArrayRange(workSma,0)!= _bars) ArrayResize(workSma,_bars); instanceNo *= 2; int k;
+
+   //
+   //
+   //
+   //
+   //
+      
+   workSma[r][instanceNo+0] = price;
+   workSma[r][instanceNo+1] = price; for(k=1; k<period && (r-k)>=0; k++) workSma[r][instanceNo+1] += workSma[r-k][instanceNo+0];  
+   workSma[r][instanceNo+1] /= 1.0*k;
+   return(workSma[r][instanceNo+1]);
+}
+
+//
+//
+//
+//
+//
+
+double workEma[][_maWorkBufferx1];
+double iEma(double price, double period, int r, int _bars, int instanceNo=0)
+{
+   if (period<=1) return(price);
+   if (ArrayRange(workEma,0)!= _bars) ArrayResize(workEma,_bars);
+
+   //
+   //
+   //
+   //
+   //
+      
+   workEma[r][instanceNo] = price;
+   double alpha = 2.0 / (1.0+period);
+   if (r>0)
+          workEma[r][instanceNo] = workEma[r-1][instanceNo]+alpha*(price-workEma[r-1][instanceNo]);
+   return(workEma[r][instanceNo]);
+}
+
+//
+//
+//
+//
+//
+
+double workSmma[][_maWorkBufferx1];
+double iSmma(double price, double period, int r, int _bars, int instanceNo=0)
+{
+   if (period<=1) return(price);
+   if (ArrayRange(workSmma,0)!= _bars) ArrayResize(workSmma,_bars);
+
+   //
+   //
+   //
+   //
+   //
+
+   if (r<period)
+         workSmma[r][instanceNo] = price;
+   else  workSmma[r][instanceNo] = workSmma[r-1][instanceNo]+(price-workSmma[r-1][instanceNo])/period;
+   return(workSmma[r][instanceNo]);
+}
+
+//
+//
+//
+//
+//
+
+double workLwma[][_maWorkBufferx1];
+double iLwma(double price, double period, int r, int _bars, int instanceNo=0)
+{
+   if (period<=1) return(price);
+   if (ArrayRange(workLwma,0)!= _bars) ArrayResize(workLwma,_bars);
+   
+   //
+   //
+   //
+   //
+   //
+   
+   workLwma[r][instanceNo] = price;
+      double sumw = period;
+      double sum  = period*price;
+
+      for(int k=1; k<period && (r-k)>=0; k++)
+      {
+         double weight = period-k;
+                sumw  += weight;
+                sum   += weight*workLwma[r-k][instanceNo];  
+      }             
+      return(sum/sumw);
+}
+
+//------------------------------------------------------------------
+//
+//------------------------------------------------------------------
+//
+//
+//
+//
+//
+
+string getIndicatorName()
+{
+   string progPath = MQL5InfoString(MQL5_PROGRAM_PATH); int start=-1;
+   while (true)
+   {
+      int foundAt = StringFind(progPath,"\\",start+1);
+      if (foundAt>=0) 
+               start = foundAt;
+      else  break;     
+   }
+   
+   string indicatorName = StringSubstr(progPath,start+1);
+          indicatorName = StringSubstr(indicatorName,0,StringLen(indicatorName)-4);
+   return(indicatorName);
+}
+
+//
+//
+//
+//
+//
+
+int    _tfsPer[]={PERIOD_M1,PERIOD_M2,PERIOD_M3,PERIOD_M4,PERIOD_M5,PERIOD_M6,PERIOD_M10,PERIOD_M12,PERIOD_M15,PERIOD_M20,PERIOD_M30,PERIOD_H1,PERIOD_H2,PERIOD_H3,PERIOD_H4,PERIOD_H6,PERIOD_H8,PERIOD_H12,PERIOD_D1,PERIOD_W1,PERIOD_MN1};
+string _tfsStr[]={"1 minute","2 minutes","3 minutes","4 minutes","5 minutes","6 minutes","10 minutes","12 minutes","15 minutes","20 minutes","30 minutes","1 hour","2 hours","3 hours","4 hours","6 hours","8 hours","12 hours","daily","weekly","monthly"};
+string periodToString(int period)
+{
+   if (period==PERIOD_CURRENT) 
+       period = _Period;   
+         int i; for(i=0;i<ArraySize(_tfsPer);i++) if(period==_tfsPer[i]) break;
+   return(_tfsStr[i]);   
+}

Indicators/RangeBars/RangeBars_Gann_Hi_Lo_Activator_SSL.mq5

@@ -36,7 +36,7 @@ int period;
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
@@ -97,42 +97,18 @@ int OnCalculate(const int rates_total,
    if(rates_total<period+1)return(0);
 
    //
-   // Process data through MedianRenko indicator
-   //
-   
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,time))
+
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,time,close))
       return(0);
    
-   //
-   // Make the following modifications in the code below:
-   //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
-   //
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
-   //
-   // rangeBarsIndicator.IsNewBar (true/false) informs you if a renko brick completed
-   //
-   // rangeBarsIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
-   // (!) rangeBarsIndicator.SetGetTimeFlag() must be called in OnInit() for rangeBarsIndicator.Time[] to be used
-   //
-   // rangeBarsIndicator.Tick_volume[] should be used instead of TickVolume[]
-   // rangeBarsIndicator.Real_volume[] should be used instead of Volume[]
-   // (!) rangeBarsIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
-   //
-   // rangeBarsIndicator.Price[] should be used instead of Price[]
-   // (!) rangeBarsIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for rangeBarsIndicator.Price[] to be used
-   //
+   if(!customChartIndicator.BufferSynchronizationCheck(close))
+      return(0);
    
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
-   //
-   //
    //       
    
-   ArraySetAsSeries(rangeBarsIndicator.Close,true);
+   ArraySetAsSeries(customChartIndicator.Close,true);
 //---
    int limit;
    if(rates_total<_prev_calculated || _prev_calculated<=0)
@@ -154,8 +130,8 @@ int OnCalculate(const int rates_total,
      {
       TrendBuffer[i]=TrendBuffer[i+1];
       //---
-      if(NormalizeDouble(rangeBarsIndicator.Close[i],_Digits)>NormalizeDouble(MaHighBuffer[i+1],_Digits)) TrendBuffer[i]=1;
-      if(NormalizeDouble(rangeBarsIndicator.Close[i],_Digits)<NormalizeDouble(MaLowBuffer[i+1],_Digits)) TrendBuffer[i]=-1;
+      if(NormalizeDouble(customChartIndicator.Close[i],_Digits)>NormalizeDouble(MaHighBuffer[i+1],_Digits)) TrendBuffer[i]=1;
+      if(NormalizeDouble(customChartIndicator.Close[i],_Digits)<NormalizeDouble(MaLowBuffer[i+1],_Digits)) TrendBuffer[i]=-1;
       //---
       if(TrendBuffer[i]<0)
         {

Indicators/RangeBars/RangeBars_Heiken_Ashi.mq5

@@ -25,7 +25,7 @@ double ExtColorBuffer[];
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
@@ -67,36 +67,14 @@ int OnCalculate(const int rates_total,
    int i,limit;
    
    //
-   // Process data through MedianRenko indicator
-   //
-   
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,time))
+
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,time,close))
       return(0);
    
-   //
-   // Make the following modifications in the code below:
-   //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
-   //
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
-   //
-   // rangeBarsIndicator.IsNewBar (true/false) informs you if a renko brick completed
-   //
-   // rangeBarsIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
-   // (!) rangeBarsIndicator.SetGetTimeFlag() must be called in OnInit() for rangeBarsIndicator.Time[] to be used
-   //
-   // rangeBarsIndicator.Tick_volume[] should be used instead of TickVolume[]
-   // rangeBarsIndicator.Real_volume[] should be used instead of Volume[]
-   // (!) rangeBarsIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
-   //
-   // rangeBarsIndicator.Price[] should be used instead of Price[]
-   // (!) rangeBarsIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for rangeBarsIndicator.Price[] to be used
-   //
+   if(!customChartIndicator.BufferSynchronizationCheck(close))
+      return(0);
    
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
    //
    //
@@ -106,10 +84,10 @@ int OnCalculate(const int rates_total,
    if(_prev_calculated==0)
      {
       //--- set first candle
-      ExtLBuffer[0]=rangeBarsIndicator.Low[0];
-      ExtHBuffer[0]=rangeBarsIndicator.High[0];
-      ExtOBuffer[0]=rangeBarsIndicator.Open[0];
-      ExtCBuffer[0]=rangeBarsIndicator.Close[0];
+      ExtLBuffer[0]=customChartIndicator.Low[0];
+      ExtHBuffer[0]=customChartIndicator.High[0];
+      ExtOBuffer[0]=customChartIndicator.Open[0];
+      ExtCBuffer[0]=customChartIndicator.Close[0];
       limit=1;
      }
    else limit=_prev_calculated-1;
@@ -118,9 +96,9 @@ int OnCalculate(const int rates_total,
    for(i=limit;i<rates_total && !IsStopped();i++)
      {
       double haOpen=(ExtOBuffer[i-1]+ExtCBuffer[i-1])/2;
-      double haClose=(rangeBarsIndicator.Open[i]+rangeBarsIndicator.High[i]+rangeBarsIndicator.Low[i]+rangeBarsIndicator.Close[i])/4;
-      double haHigh=MathMax(rangeBarsIndicator.High[i],MathMax(haOpen,haClose));
-      double haLow=MathMin(rangeBarsIndicator.Low[i],MathMin(haOpen,haClose));
+      double haClose=(customChartIndicator.Open[i]+customChartIndicator.High[i]+customChartIndicator.Low[i]+customChartIndicator.Close[i])/4;
+      double haHigh=MathMax(customChartIndicator.High[i],MathMax(haOpen,haClose));
+      double haLow=MathMin(customChartIndicator.Low[i],MathMin(haOpen,haClose));
 
       ExtLBuffer[i]=haLow;
       ExtHBuffer[i]=haHigh;

Indicators/RangeBars/RangeBars_Ichimoku.mq5

@@ -6,6 +6,7 @@
 #property copyright "2009-2017, MetaQuotes Software Corp."
 #property link      "http://www.mql5.com"
 #property description "Ichimoku Kinko Hyo"
+#property description "Adapted for use with TickChart by Artur Zas."
 //--- indicator settings
 #property indicator_chart_window
 #property indicator_buffers 5
@@ -38,7 +39,7 @@ double    ExtChikouBuffer[];
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
@@ -115,36 +116,14 @@ int OnCalculate(const int rates_total,
                 const int &spread[])
   {
    //
-   // Process data through MedianRenko indicator
-   //
    
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,time))
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,time,close))
       return(0);
    
-   //
-   // Make the following modifications in the code below:
-   //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
-   //
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
-   //
-   // rangeBarsIndicator.IsNewBar (true/false) informs you if a renko brick completed
-   //
-   // rangeBarsIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
-   // (!) rangeBarsIndicator.SetGetTimeFlag() must be called in OnInit() for rangeBarsIndicator.Time[] to be used
-   //
-   // rangeBarsIndicator.Tick_volume[] should be used instead of TickVolume[]
-   // rangeBarsIndicator.Real_volume[] should be used instead of Volume[]
-   // (!) rangeBarsIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
-   //
-   // rangeBarsIndicator.Price[] should be used instead of Price[]
-   // (!) rangeBarsIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for rangeBarsIndicator.Price[] to be used
-   //
+   if(!customChartIndicator.BufferSynchronizationCheck(close))
+      return(0);
    
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
    //
    //
@@ -157,20 +136,20 @@ int OnCalculate(const int rates_total,
 //---
    for(int i=limit;i<rates_total && !IsStopped();i++)
      {
-      ExtChikouBuffer[i]=rangeBarsIndicator.Close[i];
+      ExtChikouBuffer[i]=customChartIndicator.Close[i];
       //--- tenkan sen
-      double _high=Highest(rangeBarsIndicator.High,InpTenkan,i);
-      double _low=Lowest(rangeBarsIndicator.Low,InpTenkan,i);
+      double _high=Highest(customChartIndicator.High,InpTenkan,i);
+      double _low=Lowest(customChartIndicator.Low,InpTenkan,i);
       ExtTenkanBuffer[i]=(_high+_low)/2.0;
       //--- kijun sen
-      _high=Highest(rangeBarsIndicator.High,InpKijun,i);
-      _low=Lowest(rangeBarsIndicator.Low,InpKijun,i);
+      _high=Highest(customChartIndicator.High,InpKijun,i);
+      _low=Lowest(customChartIndicator.Low,InpKijun,i);
       ExtKijunBuffer[i]=(_high+_low)/2.0;
       //--- senkou span a
       ExtSpanABuffer[i]=(ExtTenkanBuffer[i]+ExtKijunBuffer[i])/2.0;
       //--- senkou span b
-      _high=Highest(rangeBarsIndicator.High,InpSenkou,i);
-      _low=Lowest(rangeBarsIndicator.Low,InpSenkou,i);
+      _high=Highest(customChartIndicator.High,InpSenkou,i);
+      _low=Lowest(customChartIndicator.Low,InpSenkou,i);
       ExtSpanBBuffer[i]=(_high+_low)/2.0;
      }
 //--- done

Indicators/RangeBars/RangeBars_LinearRegression.mq5

@@ -0,0 +1,93 @@
+#property description "Linear Regression"
+#property description "https://www.mql5.com/en/articles/270"
+#property copyright   "ds2"
+#property version     "1.0"
+//+------------------------------------------------------------------+
+#property indicator_chart_window
+#property indicator_buffers 1
+#property indicator_plots   1
+#property indicator_type1   DRAW_LINE
+#property indicator_color1  Cyan
+//+------------------------------------------------------------------+
+input int       LRPeriod  = 20;        // Bars in regression
+//+------------------------------------------------------------------+
+// The main buffer - drawing a line on a chart
+double ExtLRBuffer[];
+
+#include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
+RangeBarIndicator customChartIndicator;
+
+//+------------------------------------------------------------------+
+void OnInit()
+  {
+   SetIndexBuffer(0, ExtLRBuffer, INDICATOR_DATA);
+   PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, LRPeriod-1);
+   
+   IndicatorSetString (INDICATOR_SHORTNAME,"Linear Regression");
+   IndicatorSetInteger(INDICATOR_DIGITS,_Digits+1);   
+   
+   customChartIndicator.SetUseAppliedPriceFlag(PRICE_CLOSE);
+   
+  }
+//+------------------------------------------------------------------+
+int OnCalculate(const int rates_total,const int prev_calculated,
+                const datetime &Time[],
+                const double &Open[],
+                const double &High[],
+                const double &Low[],
+                const double &Close[],
+                const long &TickVolume[],
+                const long &Volume[],
+                const int &Spread[])
+  {
+
+   ////////////////////////////////////////////////////////////////////////
+
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,Time,Close))
+      return(0);
+      
+   if(!customChartIndicator.BufferSynchronizationCheck(Close))
+      return(0);
+
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();    
+   
+   ////////////////////////////////////////////////////////////////////////
+
+   if (rates_total < LRPeriod)
+      return(0);
+
+   int limit = _prev_calculated ? _prev_calculated-1 : LRPeriod-1;
+ 
+   // The cycle along the calculated bars
+   for (int bar = limit; bar < rates_total; bar++)
+   {
+      double lrvalue = 0; // the linear regression value in this bar
+      double Sx=0, Sy=0, Sxy=0, Sxx=0;
+      
+      // Finding intermediate values-sums
+      Sx  = 0;
+      Sy  = 0;
+      Sxx = 0;
+      Sxy = 0;
+      for (int x = 1; x <= LRPeriod; x++)
+      {
+         double y = customChartIndicator.GetPrice(bar-LRPeriod+x);
+         Sx  += x;
+         Sy  += y;
+         Sxx += x*x;
+         Sxy += x*y;
+      }
+
+      // Regression ratios
+      double a = (LRPeriod * Sxy - Sx * Sy) / (LRPeriod * Sxx - Sx * Sx);
+      double b = (Sy - a * Sx) / LRPeriod;
+
+      lrvalue = a*LRPeriod + b;
+
+      // Saving regression results
+      ExtLRBuffer[bar] = lrvalue;
+   }
+
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+

Indicators/RangeBars/RangeBars_MA.mq5

@@ -26,7 +26,7 @@ double               ExtLineBuffer[];
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
@@ -169,7 +169,7 @@ void OnInit()
    //  Indicator uses Price[] array for calculations so we need to set this in the MedianRenkoIndicator class
    //
   
-   rangeBarsIndicator.SetUseAppliedPriceFlag(InpAppliedPrice);
+   customChartIndicator.SetUseAppliedPriceFlag(InpAppliedPrice);
    
    //
    //
@@ -197,40 +197,16 @@ int OnCalculate(const int rates_total,const int prev_calculated,
   {  
   
    //
-   // Process data through MedianRenko indicator
-   //
    
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,Time))
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,Time,Close))
       return(0);
    
-   //
-   // Make the following modifications in the code below:
-   //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
-   //
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
-   //
-   // rangeBarsIndicator.IsNewBar (true/false) informs you if a renko brick completed
-   //
-   // rangeBarsIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
-   // (!) rangeBarsIndicator.SetGetTimeFlag() must be called in OnInit() for rangeBarsIndicator.Time[] to be used
-   //
-   // rangeBarsIndicator.Tick_volume[] should be used instead of TickVolume[]
-   // rangeBarsIndicator.Real_volume[] should be used instead of Volume[]
-   // (!) rangeBarsIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
-   //
-   // rangeBarsIndicator.Price[] should be used instead of Price[]
-   // (!) rangeBarsIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for rangeBarsIndicator.Price[] to be used
-   //
+   if(!customChartIndicator.BufferSynchronizationCheck(Close))
+      return(0);
    
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    int _begin = 0;
 
-   //
-   //
    //    
   
 //--- check for bars count
@@ -246,10 +222,10 @@ int OnCalculate(const int rates_total,const int prev_calculated,
 //--- calculation
    switch(InpMAMethod)
      {
-      case MODE_EMA:  CalculateEMA(rates_total,_prev_calculated,_begin,rangeBarsIndicator.Price);        break;
-      case MODE_LWMA: CalculateLWMA(rates_total,_prev_calculated,_begin,rangeBarsIndicator.Price);       break;
-      case MODE_SMMA: CalculateSmoothedMA(rates_total,_prev_calculated,_begin,rangeBarsIndicator.Price); break;
-      case MODE_SMA:  CalculateSimpleMA(rates_total,_prev_calculated,_begin,rangeBarsIndicator.Price);   break;
+      case MODE_EMA:  CalculateEMA(rates_total,_prev_calculated,_begin,customChartIndicator.Price);        break;
+      case MODE_LWMA: CalculateLWMA(rates_total,_prev_calculated,_begin,customChartIndicator.Price);       break;
+      case MODE_SMMA: CalculateSmoothedMA(rates_total,_prev_calculated,_begin,customChartIndicator.Price); break;
+      case MODE_SMA:  CalculateSimpleMA(rates_total,_prev_calculated,_begin,customChartIndicator.Price);   break;
      }
 //--- return value of prev_calculated for next call
    return(rates_total);

Indicators/RangeBars/RangeBars_MACD.mq5

@@ -6,6 +6,8 @@
 #property copyright   "2009, MetaQuotes Software Corp."
 #property link        "http://www.mql5.com"
 #property description "Moving Average Convergence/Divergence"
+#property description "Adapted for use with TickChart by Artur Zas."
+
 #include <MovingAverages.mqh>
 //--- indicator settings
 #property indicator_separate_window
@@ -35,17 +37,8 @@ double                   ExtFastMaBuffer[];
 double                   ExtSlowMaBuffer[];
 double                   ExtMacdBuffer[];
 
-//
-//
-//
-
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
-
-//
-//
-//
-
+RangeBarIndicator customChartIndicator;
 
 //+------------------------------------------------------------------+
 //| Custom indicator initialization function                         |
@@ -79,53 +72,44 @@ int OnCalculate(const int rates_total,const int prev_calculated,
                 const long &Volume[],
                 const int &Spread[])
   {
-   //
-   // Precoess data through MedianRenko indicator
-   //
    
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,Time))
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,Time,Close))
+      return(0);
+      
+   if(!customChartIndicator.BufferSynchronizationCheck(Close))
       return(0);
-   
-   //
-   // Make the following modifications in the code below:
-   //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
-   //
 
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
+   int _rates_total = customChartIndicator.GetRatesTotal();
    
-   //
-   //
-   //    
-     
+   
+
 //--- check for data
-   if(rates_total<InpSignalSMA)
+   if(_rates_total<InpSignalSMA)
       return(0);
 //--- we can copy not all data
    int to_copy;
-   if(_prev_calculated>rates_total || _prev_calculated<0) to_copy=rates_total;
+   if(_prev_calculated>_rates_total || _prev_calculated<0) to_copy=_rates_total;
    else
      {
-      to_copy=rates_total-_prev_calculated;
+      to_copy=_rates_total-_prev_calculated;
       if(_prev_calculated>0) to_copy++;
      }
+       
 //--- get Fast EMA buffer
    if(IsStopped()) return(0); //Checking for stop flag   
-   ExponentialMAOnBuffer(rates_total,_prev_calculated,0,InpFastEMA,rangeBarsIndicator.Close,ExtFastMaBuffer);
+   ExponentialMAOnBuffer(_rates_total,_prev_calculated,0,InpFastEMA,customChartIndicator.Close,ExtFastMaBuffer);
 //--- get SlowSMA buffer
    if(IsStopped()) return(0); //Checking for stop flag
-   ExponentialMAOnBuffer(rates_total,_prev_calculated,0,InpSlowEMA,rangeBarsIndicator.Close,ExtSlowMaBuffer);
+   ExponentialMAOnBuffer(_rates_total,_prev_calculated,0,InpSlowEMA,customChartIndicator.Close,ExtSlowMaBuffer);
 //---
    int limit;
    if(_prev_calculated==0)
       limit=0;
    else limit=_prev_calculated-1;
 //--- calculate MACD
-   for(int i=limit;i<rates_total && !IsStopped();i++)
+
+   for(int i=limit;i<_rates_total && !IsStopped();i++)
    {
       ExtMacdBuffer[i] = ExtFastMaBuffer[i]-ExtSlowMaBuffer[i];
       if(ExtMacdBuffer[i] > 0)
@@ -140,8 +124,9 @@ int OnCalculate(const int rates_total,const int prev_calculated,
       }
    }
 //--- calculate Signal
-   SimpleMAOnBuffer(rates_total,_prev_calculated,0,InpSignalSMA,ExtMacdBuffer,ExtSignalBuffer);
+   SimpleMAOnBuffer(_rates_total,_prev_calculated,0,InpSignalSMA,ExtMacdBuffer,ExtSignalBuffer);
 //--- OnCalculate done. Return new _prev_calculated.
+
    return(rates_total);
   }
 //+------------------------------------------------------------------+

Indicators/RangeBars/RangeBars_MACD_Line.mq5

@@ -0,0 +1,137 @@
+//+------------------------------------------------------------------+
+//|                                                         MACD.mq5 |
+//|                        Copyright 2009, MetaQuotes Software Corp. |
+//|                                              http://www.mql5.com |
+//+------------------------------------------------------------------+
+#property copyright   "2009, MetaQuotes Software Corp."
+#property link        "http://www.mql5.com"
+#property description "Moving Average Convergence/Divergence"
+#property description "Adapted for use with TickChart by Artur Zas."
+
+#include <MovingAverages.mqh>
+//--- indicator settings
+#property indicator_separate_window
+#property indicator_buffers 4
+#property indicator_plots   2
+#property indicator_type1   DRAW_LINE
+#property indicator_type2   DRAW_LINE
+#property indicator_color1  clrMagenta
+#property indicator_color2  clrBlue
+#property indicator_width1  2
+#property indicator_width2  2
+#property indicator_label1  "Main"
+#property indicator_label2  "Signal"
+//--- input parameters
+input int                InpFastEMA=12;               // Fast EMA period
+input int                InpSlowEMA=26;               // Slow EMA period
+input int                InpSignalSMA=9;              // Signal SMA period
+//--- indicator buffers
+//double                   ExtMacdBufferUp[];
+//double                   ExtMacdBufferDn[];
+double                   ExtSignalBuffer[];
+double                   ExtFastMaBuffer[];
+double                   ExtSlowMaBuffer[];
+double                   ExtMacdBuffer[];
+
+//
+
+#include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
+RangeBarIndicator customChartIndicator;
+
+//
+
+//+------------------------------------------------------------------+
+//| Custom indicator initialization function                         |
+//+------------------------------------------------------------------+
+void OnInit()
+  {
+//--- indicator buffers mapping
+   SetIndexBuffer(0,ExtMacdBuffer,INDICATOR_DATA);
+   SetIndexBuffer(1,ExtSignalBuffer,INDICATOR_DATA);
+   //SetIndexBuffer(2,ExtSignalBuffer,INDICATOR_DATA);
+   SetIndexBuffer(2,ExtFastMaBuffer,INDICATOR_CALCULATIONS);
+   SetIndexBuffer(3,ExtSlowMaBuffer,INDICATOR_CALCULATIONS);
+   //SetIndexBuffer(4,ExtMacdBuffer,INDICATOR_CALCULATIONS);
+   
+//--- sets first bar from what index will be drawn
+   PlotIndexSetInteger(2,PLOT_DRAW_BEGIN,InpSignalSMA-1);
+//--- name for Dindicator subwindow label
+   IndicatorSetString(INDICATOR_SHORTNAME,"MACD("+string(InpFastEMA)+","+string(InpSlowEMA)+","+string(InpSignalSMA)+")");
+//--- initialization done
+  }
+//+------------------------------------------------------------------+
+//| Moving Averages Convergence/Divergence                           |
+//+------------------------------------------------------------------+
+int OnCalculate(const int rates_total,const int prev_calculated,
+                const datetime &Time[],
+                const double &Open[],
+                const double &High[],
+                const double &Low[],
+                const double &Close[],
+                const long &TickVolume[],
+                const long &Volume[],
+                const int &Spread[])
+  {
+   //
+   // Precoess data through MedianRenko indicator
+   //
+   
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,Time,Close))
+      return(0);
+
+   if(!customChartIndicator.BufferSynchronizationCheck(Close))
+      return(0);
+
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
+   int _rates_total = customChartIndicator.GetRatesTotal();
+      
+   //
+   //
+   //    
+     
+//--- check for data
+   if(rates_total<InpSignalSMA)
+      return(0);
+//--- we can copy not all data
+   int to_copy;
+   if(_prev_calculated>rates_total || _prev_calculated<0) to_copy=rates_total;
+   else
+     {
+      to_copy=rates_total-_prev_calculated;
+      if(_prev_calculated>0) to_copy++;
+     }
+     
+//--- get Fast EMA buffer
+   if(IsStopped()) return(0); //Checking for stop flag   
+   ExponentialMAOnBuffer(rates_total,_prev_calculated,0,InpFastEMA,customChartIndicator.Close,ExtFastMaBuffer);
+//--- get SlowSMA buffer
+   if(IsStopped()) return(0); //Checking for stop flag
+   ExponentialMAOnBuffer(rates_total,_prev_calculated,0,InpSlowEMA,customChartIndicator.Close,ExtSlowMaBuffer);
+//---
+   int limit;
+   if(_prev_calculated==0)
+      limit=0;
+   else limit=_prev_calculated-1;
+//--- calculate MACD
+   for(int i=limit;i<rates_total && !IsStopped();i++)
+   {
+      ExtMacdBuffer[i] = ExtFastMaBuffer[i]-ExtSlowMaBuffer[i];
+      /*
+      if(ExtMacdBuffer[i] > 0)
+      {
+         ExtMacdBufferUp[i] = ExtFastMaBuffer[i]-ExtSlowMaBuffer[i];
+         ExtMacdBufferDn[i] = 0;
+      }
+      else if(ExtMacdBuffer[i] < 0)
+      {
+         ExtMacdBufferDn[i] = ExtFastMaBuffer[i]-ExtSlowMaBuffer[i];
+         ExtMacdBufferUp[i] = 0;
+      }
+      */
+   }
+//--- calculate Signal
+   SimpleMAOnBuffer(rates_total,_prev_calculated,0,InpSignalSMA,ExtMacdBuffer,ExtSignalBuffer);
+//--- OnCalculate done. Return new _prev_calculated.
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+

Indicators/RangeBars/RangeBars_Momentum.mq5

@@ -26,7 +26,7 @@ int       ExtMomentumPeriod;
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
@@ -40,7 +40,7 @@ void OnInit()
    //  Indicator uses Price[] array for calculations so we need to set this in the MedianRenkoIndicator class
    //
   
-   rangeBarsIndicator.SetUseAppliedPriceFlag(InpApplyToPrice);
+   customChartIndicator.SetUseAppliedPriceFlag(InpApplyToPrice);
    
    //
    //
@@ -88,39 +88,15 @@ int OnCalculate(const int rates_total,const int prev_calculated,
    static int begin = 0;
 
    //
-   // Process data through MedianRenko indicator
-   //
-   
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,Time))
+
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,Time,Close))
       return(0);
    
-   //
-   // Make the following modifications in the code below:
-   //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
-   //
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
-   //
-   // rangeBarsIndicator.IsNewBar (true/false) informs you if a renko brick completed
-   //
-   // rangeBarsIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
-   // (!) rangeBarsIndicator.SetGetTimeFlag() must be called in OnInit() for rangeBarsIndicator.Time[] to be used
-   //
-   // rangeBarsIndicator.Tick_volume[] should be used instead of TickVolume[]
-   // rangeBarsIndicator.Real_volume[] should be used instead of Volume[]
-   // (!) rangeBarsIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
-   //
-   // rangeBarsIndicator.Price[] should be used instead of Price[]
-   // (!) rangeBarsIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for rangeBarsIndicator.Price[] to be used
-   //
+   if(!customChartIndicator.BufferSynchronizationCheck(Close))
+      return(0);
    
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
-   //
-   //
    //  
    
 //--- start calculation
@@ -137,8 +113,8 @@ int OnCalculate(const int rates_total,const int prev_calculated,
 //--- main cycle
    for(int i=pos;i<rates_total && !IsStopped();i++)
      {
-      if(rangeBarsIndicator.Price[i-ExtMomentumPeriod] > 0)
-         ExtMomentumBuffer[i]=rangeBarsIndicator.Price[i]*100/rangeBarsIndicator.Price[i-ExtMomentumPeriod];
+      if(customChartIndicator.Price[i-ExtMomentumPeriod] > 0)
+         ExtMomentumBuffer[i]=customChartIndicator.Price[i]*100/customChartIndicator.Price[i-ExtMomentumPeriod];
       
      }
 //--- OnCalculate done. Return new prev_calculated.

Indicators/RangeBars/RangeBars_NRTR.mq5

@@ -0,0 +1,213 @@
+
+
+//+------------------------------------------------------------------+
+//|                                                        iNRTR.mq5 |
+//|                                        MetaQuotes Software Corp. |
+//|                                              http://www.mql5.com |
+//+------------------------------------------------------------------+
+#property copyright "MetaQuotes Software Corp."
+#property link      "http://www.mql5.com"
+#property version   "1.00"
+#property indicator_chart_window
+#property indicator_buffers 6
+#property indicator_plots   4
+//--- plot Support
+#property indicator_label1  "Support"
+#property indicator_type1   DRAW_ARROW
+#property indicator_color1  DodgerBlue
+#property indicator_style1  STYLE_SOLID
+#property indicator_width1  2
+//--- plot Resistance
+#property indicator_label2  "Resistance"
+#property indicator_type2   DRAW_ARROW
+#property indicator_color2  Red
+#property indicator_style2  STYLE_SOLID
+#property indicator_width2  2
+//--- plot UpTarget
+#property indicator_label3  "UpTarget"
+#property indicator_type3   DRAW_ARROW
+#property indicator_color3  RoyalBlue
+#property indicator_style3  STYLE_SOLID
+#property indicator_width3  2
+//--- plot DnTarget
+#property indicator_label4  "DnTarget"
+#property indicator_type4   DRAW_ARROW
+#property indicator_color4  Crimson
+#property indicator_style4  STYLE_SOLID
+#property indicator_width4  2
+//--- input parameters
+input int      period   =  40;   /*period*/  // ATR period in bars
+input double   k        =  2.0;  /*k*/       // ATR change coefficient
+//--- indicator buffers
+double         SupportBuffer[];
+double         ResistanceBuffer[];
+double         UpTargetBuffer[];
+double         DnTargetBuffer[];
+double         Trend[];
+double         ATRBuffer[];
+int Handle;
+
+//
+//
+//
+
+#include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
+RangeBarIndicator customChartIndicator;
+
+//
+//
+//
+
+//+------------------------------------------------------------------+
+//| Custom indicator initialization function                         |
+//+------------------------------------------------------------------+
+int OnInit()
+  {
+//--- indicator buffers mapping
+   SetIndexBuffer(0,SupportBuffer,INDICATOR_DATA);
+   PlotIndexSetInteger(0,PLOT_ARROW,159);
+
+   SetIndexBuffer(1,ResistanceBuffer,INDICATOR_DATA);
+   PlotIndexSetInteger(1,PLOT_ARROW,159);
+
+   SetIndexBuffer(2,UpTargetBuffer,INDICATOR_DATA);
+   PlotIndexSetInteger(2,PLOT_ARROW,158);
+
+   SetIndexBuffer(3,DnTargetBuffer,INDICATOR_DATA);
+   PlotIndexSetInteger(3,PLOT_ARROW,158);
+
+   SetIndexBuffer(4,Trend,INDICATOR_DATA);
+   SetIndexBuffer(5,ATRBuffer,INDICATOR_CALCULATIONS);
+
+   PlotIndexSetDouble(1,PLOT_EMPTY_VALUE,0);
+   PlotIndexSetDouble(2,PLOT_EMPTY_VALUE,0);
+   PlotIndexSetDouble(3,PLOT_EMPTY_VALUE,0);
+   PlotIndexSetDouble(4,PLOT_EMPTY_VALUE,0);
+   PlotIndexSetDouble(5,PLOT_EMPTY_VALUE,0);
+
+   Handle=iATR(_Symbol,PERIOD_CURRENT,period);
+
+//---
+   return(0);
+  }
+//+------------------------------------------------------------------+
+//| Custom indicator iteration function                              |
+//+------------------------------------------------------------------+
+int OnCalculate(const int rates_total,
+                const int prev_calculated,
+                const datetime  &time[],
+                const double  &open[],
+                const double  &high[],
+                const double  &low[],
+                const double  &close[],
+                const long  &tick_volume[],
+                const long  &volume[],
+                const int  &spread[]
+                )
+  {
+   //
+
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,time,close))
+      return(0);
+   
+   if(!customChartIndicator.BufferSynchronizationCheck(close))
+      return(0);
+   
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
+   
+   //
+   //
+   //  
+     
+   static bool error=true;
+   int start;
+   if(_prev_calculated==0)
+     {
+      error=true;
+     }
+   if(error)
+     {
+      ArrayInitialize(Trend,0);
+      ArrayInitialize(UpTargetBuffer,0);
+      ArrayInitialize(DnTargetBuffer,0);
+      ArrayInitialize(SupportBuffer,0);
+      ArrayInitialize(ResistanceBuffer,0);
+      start=period;
+      error=false;
+     }
+   else
+     {
+      start=_prev_calculated-1;
+     }
+   if(CopyBuffer(Handle,0,0,rates_total-start,ATRBuffer)==-1)
+     {
+      error=true;
+      return(0);
+     }
+   for(int i=start;i<rates_total;i++)
+     {
+      Trend[i]=Trend[i-1];
+      UpTargetBuffer[i]=UpTargetBuffer[i-1];
+      DnTargetBuffer[i]=DnTargetBuffer[i-1];
+      SupportBuffer[i]=SupportBuffer[i-1];
+      ResistanceBuffer[i]=ResistanceBuffer[i-1];
+      switch((int)Trend[i])
+        {
+         case 2:
+            if(customChartIndicator.Low[i]>UpTargetBuffer[i])
+              {
+               UpTargetBuffer[i]=customChartIndicator.Close[i];
+               SupportBuffer[i]=customChartIndicator.Close[i]-k*ATRBuffer[i];
+              }
+            if(customChartIndicator.Close[i]<SupportBuffer[i])
+              {
+               DnTargetBuffer[i]=customChartIndicator.Close[i];
+               ResistanceBuffer[i]=customChartIndicator.Close[i]+k*ATRBuffer[i];
+               Trend[i]=3;
+               UpTargetBuffer[i]=0;
+               SupportBuffer[i]=0;
+              }
+            break;
+         case 3:
+            if(customChartIndicator.High[i]<DnTargetBuffer[i])
+              {
+               DnTargetBuffer[i]=customChartIndicator.Close[i];
+               ResistanceBuffer[i]=customChartIndicator.Close[i]+k*ATRBuffer[i];
+              }
+            if(customChartIndicator.Close[i]>ResistanceBuffer[i])
+              {
+               UpTargetBuffer[i]=customChartIndicator.Close[i];
+               SupportBuffer[i]=customChartIndicator.Close[i]-k*ATRBuffer[i];
+               Trend[i]=2;
+               DnTargetBuffer[i]=0;
+               ResistanceBuffer[i]=0;
+              }
+            break;
+         case 0:
+            UpTargetBuffer[i]=customChartIndicator.Close[i];
+            DnTargetBuffer[i]=customChartIndicator.Close[i];
+            Trend[i]=1;
+            break;
+         case 1:
+            if(customChartIndicator.Low[i]>UpTargetBuffer[i])
+              {
+               UpTargetBuffer[i]=customChartIndicator.Close[i];
+               SupportBuffer[i]=customChartIndicator.Close[i]-k*ATRBuffer[i];
+               Trend[i]=2;
+               DnTargetBuffer[i]=0;
+              }
+            if(customChartIndicator.High[i]<DnTargetBuffer[i])
+              {
+               DnTargetBuffer[i]=customChartIndicator.Close[i];
+               ResistanceBuffer[i]=customChartIndicator.Close[i]+k*ATRBuffer[i];
+               Trend[i]=3;
+               UpTargetBuffer[i]=0;
+              }
+            break;
+        }
+
+     }
+   return(rates_total);
+  }
+
+//+------------------------------------------------------------------+

Indicators/RangeBars/RangeBars_OBV.mq5

@@ -0,0 +1,124 @@
+//+------------------------------------------------------------------+
+//|                                                          OBV.mq5 |
+//|                   Copyright 2009-2017, MetaQuotes Software Corp. |
+//|                                              http://www.mql5.com |
+//+------------------------------------------------------------------+
+#property copyright   "2009-2017, MetaQuotes Software Corp."
+#property link        "http://www.mql5.com"
+#property description "On Balance Volume"
+//--- indicator settings
+#property indicator_separate_window
+#property indicator_buffers 1
+#property indicator_plots   1
+#property indicator_type1   DRAW_LINE
+#property indicator_color1  DodgerBlue
+#property indicator_label1  "OBV"
+//--- input parametrs
+input ENUM_APPLIED_VOLUME InpVolumeType=VOLUME_TICK; // Volumes
+//---- indicator buffer
+double                    ExtOBVBuffer[];
+
+//
+// Initialize RangeBar indicator for data processing 
+// according to settings of the RangeBar indicator already on chart
+//
+
+#include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
+RangeBarIndicator customChartIndicator;
+
+//
+//
+//
+
+
+//+------------------------------------------------------------------+
+//| On Balance Volume initialization function                        |
+//+------------------------------------------------------------------+
+void OnInit()
+  {
+//--- define indicator buffer
+   SetIndexBuffer(0,ExtOBVBuffer);
+//--- set indicator digits
+   IndicatorSetInteger(INDICATOR_DIGITS,0);
+//---- OnInit done
+
+   customChartIndicator.SetGetVolumesFlag();
+   
+  }
+//+------------------------------------------------------------------+
+//| On Balance Volume                                                |
+//+------------------------------------------------------------------+
+int OnCalculate(const int rates_total,
+                const int prev_calculated,
+                const datetime &time[],
+                const double &open[],
+                const double &high[],
+                const double &low[],
+                const double &close[],
+                const long &tick_volume[],
+                const long &volume[],
+                const int &spread[])
+  {
+   //
+   // Process data through RangeBar indicator
+   //
+   
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,time,close))
+      return(0);
+   
+   if(!customChartIndicator.BufferSynchronizationCheck(close))
+      return(0);
+      
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
+
+   //
+   //
+   // 
+
+//--- variables
+   int    pos;
+//--- check for bars count
+   if(rates_total<2)
+      return(0);
+//--- starting calculation
+   pos=_prev_calculated-1;
+//--- correct position, when it's first iteration
+   if(pos<1)
+     {
+      pos=1;
+      if(InpVolumeType==VOLUME_TICK)
+         ExtOBVBuffer[0]=(double)customChartIndicator.Tick_volume[0];
+      else ExtOBVBuffer[0]=(double)customChartIndicator.Real_volume[0];
+     }
+//--- main cycle
+   if(InpVolumeType==VOLUME_TICK)
+      CalculateOBV(pos,rates_total,customChartIndicator.Close,customChartIndicator.Tick_volume);
+   else
+      CalculateOBV(pos,rates_total,customChartIndicator.Close,customChartIndicator.Real_volume);
+//---- OnCalculate done. Return new prev_calculated.
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+
+//| Calculate OBV by volume argument                                 |
+//+------------------------------------------------------------------+
+void CalculateOBV(int StartPosition,
+                  int RatesCount,
+                  const double &ClBuffer[],
+                  const long &VolBuffer[])
+  {
+   for(int i=StartPosition;i<RatesCount && !IsStopped();i++)
+     {
+      //--- get some data
+      double Volume=(double)VolBuffer[i];
+      double PrevClose=ClBuffer[i-1];
+      double CurrClose=ClBuffer[i];
+      //--- fill ExtOBVBuffer
+      if(CurrClose<PrevClose) ExtOBVBuffer[i]=ExtOBVBuffer[i-1]-Volume;
+      else
+        {
+         if(CurrClose>PrevClose) ExtOBVBuffer[i]=ExtOBVBuffer[i-1]+Volume;
+         else                    ExtOBVBuffer[i]=ExtOBVBuffer[i-1];
+        }
+     }
+  }
+//+------------------------------------------------------------------+

Indicators/RangeBars/RangeBars_ParabolicSAR.mq5

@@ -5,6 +5,7 @@
 //+------------------------------------------------------------------+
 #property copyright "2009-2017, MetaQuotes Software Corp."
 #property link      "http://www.mql5.com"
+#property description "Adapted for use with TickChart by Artur Zas."
 //--- indicator settings
 #property indicator_chart_window
 #property indicator_buffers 3
@@ -29,7 +30,7 @@ double               ExtSarMaximum;
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
@@ -91,39 +92,15 @@ int OnCalculate(const int rates_total,
       return(0);
       
    //
-   // Process data through MedianRenko indicator
-   //
    
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,time))
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,time,close))
       return(0);
    
-   //
-   // Make the following modifications in the code below:
-   //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
-   //
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
-   //
-   // rangeBarsIndicator.IsNewBar (true/false) informs you if a renko brick completed
-   //
-   // rangeBarsIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
-   // (!) rangeBarsIndicator.SetGetTimeFlag() must be called in OnInit() for rangeBarsIndicator.Time[] to be used
-   //
-   // rangeBarsIndicator.Tick_volume[] should be used instead of TickVolume[]
-   // rangeBarsIndicator.Real_volume[] should be used instead of Volume[]
-   // (!) rangeBarsIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
-   //
-   // rangeBarsIndicator.Price[] should be used instead of Price[]
-   // (!) rangeBarsIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for rangeBarsIndicator.Price[] to be used
-   //
+   if(!customChartIndicator.BufferSynchronizationCheck(close))
+      return(0);
+
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
-   
-   //
-   //
    //          
       
 //--- detect current position 
@@ -135,12 +112,12 @@ int OnCalculate(const int rates_total,
       pos=1;
       ExtAFBuffer[0]=ExtSarStep;
       ExtAFBuffer[1]=ExtSarStep;
-      ExtSARBuffer[0]=rangeBarsIndicator.High[0];
+      ExtSARBuffer[0]=customChartIndicator.High[0];
       ExtLastRevPos=0;
       ExtDirectionLong=false;
-      ExtSARBuffer[1]=GetHigh(pos,ExtLastRevPos,rangeBarsIndicator.High);
-      ExtEPBuffer[0]=rangeBarsIndicator.Low[pos];
-      ExtEPBuffer[1]=rangeBarsIndicator.Low[pos];
+      ExtSARBuffer[1]=GetHigh(pos,ExtLastRevPos,customChartIndicator.High);
+      ExtEPBuffer[0]=customChartIndicator.Low[pos];
+      ExtEPBuffer[1]=customChartIndicator.Low[pos];
      }
 //---main cycle
    for(int i=pos;i<rates_total-1 && !IsStopped();i++)
@@ -148,24 +125,24 @@ int OnCalculate(const int rates_total,
       //--- check for reverse
       if(ExtDirectionLong)
         {
-         if(ExtSARBuffer[i]>rangeBarsIndicator.Low[i])
+         if(ExtSARBuffer[i]>customChartIndicator.Low[i])
            {
             //--- switch to SHORT
             ExtDirectionLong=false;
-            ExtSARBuffer[i]=GetHigh(i,ExtLastRevPos,rangeBarsIndicator.High);
-            ExtEPBuffer[i]=rangeBarsIndicator.Low[i];
+            ExtSARBuffer[i]=GetHigh(i,ExtLastRevPos,customChartIndicator.High);
+            ExtEPBuffer[i]=customChartIndicator.Low[i];
             ExtLastRevPos=i;
             ExtAFBuffer[i]=ExtSarStep;
            }
         }
       else
         {
-         if(ExtSARBuffer[i]<rangeBarsIndicator.High[i])
+         if(ExtSARBuffer[i]<customChartIndicator.High[i])
            {
             //--- switch to LONG
             ExtDirectionLong=true;
-            ExtSARBuffer[i]=GetLow(i,ExtLastRevPos,rangeBarsIndicator.Low);
-            ExtEPBuffer[i]=rangeBarsIndicator.High[i];
+            ExtSARBuffer[i]=GetLow(i,ExtLastRevPos,customChartIndicator.Low);
+            ExtEPBuffer[i]=customChartIndicator.High[i];
             ExtLastRevPos=i;
             ExtAFBuffer[i]=ExtSarStep;
            }
@@ -174,9 +151,9 @@ int OnCalculate(const int rates_total,
       if(ExtDirectionLong)
         {
          //--- check for new High
-         if(rangeBarsIndicator.High[i]>ExtEPBuffer[i-1] && i!=ExtLastRevPos)
+         if(customChartIndicator.High[i]>ExtEPBuffer[i-1] && i!=ExtLastRevPos)
            {
-            ExtEPBuffer[i]=rangeBarsIndicator.High[i];
+            ExtEPBuffer[i]=customChartIndicator.High[i];
             ExtAFBuffer[i]=ExtAFBuffer[i-1]+ExtSarStep;
             if(ExtAFBuffer[i]>ExtSarMaximum)
                ExtAFBuffer[i]=ExtSarMaximum;
@@ -193,15 +170,15 @@ int OnCalculate(const int rates_total,
          //--- calculate SAR for tomorrow
          ExtSARBuffer[i+1]=ExtSARBuffer[i]+ExtAFBuffer[i]*(ExtEPBuffer[i]-ExtSARBuffer[i]);
          //--- check for SAR
-         if(ExtSARBuffer[i+1]>rangeBarsIndicator.Low[i] || ExtSARBuffer[i+1]>rangeBarsIndicator.Low[i-1])
-            ExtSARBuffer[i+1]=MathMin(rangeBarsIndicator.Low[i],rangeBarsIndicator.Low[i-1]);
+         if(ExtSARBuffer[i+1]>customChartIndicator.Low[i] || ExtSARBuffer[i+1]>customChartIndicator.Low[i-1])
+            ExtSARBuffer[i+1]=MathMin(customChartIndicator.Low[i],customChartIndicator.Low[i-1]);
         }
       else
         {
          //--- check for new Low
-         if(rangeBarsIndicator.Low[i]<ExtEPBuffer[i-1] && i!=ExtLastRevPos)
+         if(customChartIndicator.Low[i]<ExtEPBuffer[i-1] && i!=ExtLastRevPos)
            {
-            ExtEPBuffer[i]=rangeBarsIndicator.Low[i];
+            ExtEPBuffer[i]=customChartIndicator.Low[i];
             ExtAFBuffer[i]=ExtAFBuffer[i-1]+ExtSarStep;
             if(ExtAFBuffer[i]>ExtSarMaximum)
                ExtAFBuffer[i]=ExtSarMaximum;
@@ -218,8 +195,8 @@ int OnCalculate(const int rates_total,
          //--- calculate SAR for tomorrow
          ExtSARBuffer[i+1]=ExtSARBuffer[i]+ExtAFBuffer[i]*(ExtEPBuffer[i]-ExtSARBuffer[i]);
          //--- check for SAR
-         if(ExtSARBuffer[i+1]<rangeBarsIndicator.High[i] || ExtSARBuffer[i+1]<rangeBarsIndicator.High[i-1])
-            ExtSARBuffer[i+1]=MathMax(rangeBarsIndicator.High[i],rangeBarsIndicator.High[i-1]);
+         if(ExtSARBuffer[i+1]<customChartIndicator.High[i] || ExtSARBuffer[i+1]<customChartIndicator.High[i-1])
+            ExtSARBuffer[i+1]=MathMax(customChartIndicator.High[i],customChartIndicator.High[i-1]);
         }
      }
 //---- OnCalculate done. Return new prev_calculated.

Indicators/RangeBars/RangeBars_ROC.mq5

@@ -24,7 +24,7 @@ int       ExtRocPeriod;
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
@@ -57,7 +57,7 @@ void OnInit()
    //  Indicator uses Price[] array for calculations so we need to set this in the MedianRenkoIndicator class
    //
   
-   rangeBarsIndicator.SetUseAppliedPriceFlag(PRICE_CLOSE);
+   customChartIndicator.SetUseAppliedPriceFlag(PRICE_CLOSE);
    
    //
    //
@@ -80,36 +80,14 @@ int OnCalculate(const int rates_total,const int prev_calculated,
 
   {
    //
-   // Process data through MedianRenko indicator
-   //
    
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,Time))
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,Time,Close))
       return(0);
    
-   //
-   // Make the following modifications in the code below:
-   //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
-   //
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
-   //
-   // rangeBarsIndicator.IsNewBar (true/false) informs you if a renko brick completed
-   //
-   // rangeBarsIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
-   // (!) rangeBarsIndicator.SetGetTimeFlag() must be called in OnInit() for rangeBarsIndicator.Time[] to be used
-   //
-   // rangeBarsIndicator.Tick_volume[] should be used instead of TickVolume[]
-   // rangeBarsIndicator.Real_volume[] should be used instead of Volume[]
-   // (!) rangeBarsIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
-   //
-   // rangeBarsIndicator.Price[] should be used instead of Price[]
-   // (!) rangeBarsIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for rangeBarsIndicator.Price[] to be used
-   //
+   if(!customChartIndicator.BufferSynchronizationCheck(Close))
+      return(0);
    
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
    //
    //
@@ -125,10 +103,10 @@ int OnCalculate(const int rates_total,const int prev_calculated,
 //--- the main loop of calculations
    for(int i=pos;i<rates_total && !IsStopped();i++)
      {
-      if(rangeBarsIndicator.Price[i]==0.0)
+      if(customChartIndicator.Price[i]==0.0)
          ExtRocBuffer[i]=0.0;
       else
-         ExtRocBuffer[i]=(rangeBarsIndicator.Price[i]-rangeBarsIndicator.Price[i-ExtRocPeriod])/rangeBarsIndicator.Price[i]*100;
+         ExtRocBuffer[i]=(customChartIndicator.Price[i]-customChartIndicator.Price[i-ExtRocPeriod])/customChartIndicator.Price[i]*100;
      }
 //--- OnCalculate done. Return new prev_calculated.
    return(rates_total);

Indicators/RangeBars/RangeBars_RSI.mq5

@@ -30,7 +30,7 @@ double ExtNegBuffer[];
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
@@ -78,39 +78,15 @@ int OnCalculate(const int rates_total,const int prev_calculated,
                 const int &Spread[])
   {
    //
-   // Process data through MedianRenko indicator
-   //
    
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,Time))
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,Time,Close))
       return(0);
    
-   //
-   // Make the following modifications in the code below:
-   //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
-   //
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
-   //
-   // rangeBarsIndicator.IsNewBar (true/false) informs you if a renko brick completed
-   //
-   // rangeBarsIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
-   // (!) rangeBarsIndicator.SetGetTimeFlag() must be called in OnInit() for rangeBarsIndicator.Time[] to be used
-   //
-   // rangeBarsIndicator.Tick_volume[] should be used instead of TickVolume[]
-   // rangeBarsIndicator.Real_volume[] should be used instead of Volume[]
-   // (!) rangeBarsIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
-   //
-   // rangeBarsIndicator.Price[] should be used instead of Price[]
-   // (!) rangeBarsIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for rangeBarsIndicator.Price[] to be used
-   //
+   if(!customChartIndicator.BufferSynchronizationCheck(Close))
+      return(0);
    
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
-   //
-   //
    //  
   
    int    i,pos;
@@ -122,7 +98,7 @@ int OnCalculate(const int rates_total,const int prev_calculated,
    ArraySetAsSeries(ExtRSIBuffer,false);
    ArraySetAsSeries(ExtPosBuffer,false);
    ArraySetAsSeries(ExtNegBuffer,false);
-   ArraySetAsSeries(rangeBarsIndicator.Close,false);
+   ArraySetAsSeries(customChartIndicator.Close,false);
 //--- preliminary calculations
    pos=_prev_calculated-1;
    if(pos<=InpRSIPeriod)
@@ -138,7 +114,7 @@ int OnCalculate(const int rates_total,const int prev_calculated,
          ExtRSIBuffer[i]=0.0;
          ExtPosBuffer[i]=0.0;
          ExtNegBuffer[i]=0.0;
-         diff=rangeBarsIndicator.Close[i]-rangeBarsIndicator.Close[i-1];
+         diff=customChartIndicator.Close[i]-customChartIndicator.Close[i-1];
          if(diff>0)
             sump+=diff;
          else
@@ -162,7 +138,7 @@ int OnCalculate(const int rates_total,const int prev_calculated,
 //--- the main loop of calculations
    for(i=pos; i<rates_total && !IsStopped(); i++)
      {
-      diff=rangeBarsIndicator.Close[i]-rangeBarsIndicator.Close[i-1];
+      diff=customChartIndicator.Close[i]-customChartIndicator.Close[i-1];
       ExtPosBuffer[i]=(ExtPosBuffer[i-1]*(InpRSIPeriod-1)+(diff>0.0?diff:0.0))/InpRSIPeriod;
       ExtNegBuffer[i]=(ExtNegBuffer[i-1]*(InpRSIPeriod-1)+(diff<0.0?-diff:0.0))/InpRSIPeriod;
       if(ExtNegBuffer[i]!=0.0)

Indicators/RangeBars/RangeBars_StdDev.mq5

@@ -0,0 +1,157 @@
+//+------------------------------------------------------------------+
+//|                                                       StdDev.mq5 |
+//|                   Copyright 2009-2017, MetaQuotes Software Corp. |
+//|                                              http://www.mql5.com |
+//+------------------------------------------------------------------+
+#property copyright   "2009-2017, MetaQuotes Software Corp."
+#property link        "http://www.mql5.com"
+#property description "Standard Deviation"
+#property description "Adapted for use with TickChart by Artur Zas."
+
+#property indicator_separate_window
+#property indicator_buffers 2
+#property indicator_plots   1
+#property indicator_type1   DRAW_LINE
+#property indicator_color1  MediumSeaGreen
+#property indicator_style1  STYLE_SOLID
+//--- input parametrs
+input int            InpStdDevPeriod=20;   // Period
+input int            InpStdDevShift=0;     // Shift
+input ENUM_MA_METHOD InpMAMethod=MODE_SMA; // Method
+input ENUM_APPLIED_PRICE InpPrice=PRICE_CLOSE; // Apply to
+//---- buffers
+double               ExtStdDevBuffer[];
+double               ExtMABuffer[];
+//--- global variables
+int                  ExtStdDevPeriod,ExtStdDevShift;
+
+#include <MovingAverages.mqh>
+#include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
+RangeBarIndicator customChartIndicator;
+
+//+------------------------------------------------------------------+
+//| Custom indicator initialization function                         |
+//+------------------------------------------------------------------+
+void OnInit()
+  {
+//--- check for input values
+   if(InpStdDevPeriod<=1)
+     {
+      ExtStdDevPeriod=20;
+      printf("Incorrect value for input variable InpStdDevPeriod=%d. Indicator will use value=%d for calculations.",InpStdDevPeriod,ExtStdDevPeriod);
+     }
+   else ExtStdDevPeriod=InpStdDevPeriod;
+   if(InpStdDevShift<0)
+     {
+      ExtStdDevShift=0;
+      printf("Incorrect value for input variable InpStdDevShift=%d. Indicator will use value=%d for calculations.",InpStdDevShift,ExtStdDevShift);
+     }
+   else ExtStdDevShift=InpStdDevShift;
+//--- set indicator short name
+   IndicatorSetString(INDICATOR_SHORTNAME,"StdDev("+string(ExtStdDevPeriod)+")");
+//---- define indicator buffers as indexes
+   SetIndexBuffer(0,ExtStdDevBuffer);
+   SetIndexBuffer(1,ExtMABuffer,INDICATOR_CALCULATIONS);
+//--- set index label
+   PlotIndexSetString(0,PLOT_LABEL,"StdDev("+string(ExtStdDevPeriod)+")");
+//--- set index shift
+   PlotIndexSetInteger(0,PLOT_SHIFT,ExtStdDevShift);
+//----
+
+   customChartIndicator.SetUseAppliedPriceFlag(InpPrice);
+  }
+//+------------------------------------------------------------------+
+//| Custom indicator iteration function                              |
+//+------------------------------------------------------------------+
+int OnCalculate(const int rates_total,const int prev_calculated,
+                const datetime &Time[],
+                const double &Open[],
+                const double &High[],
+                const double &Low[],
+                const double &Close[],
+                const long &TickVolume[],
+                const long &Volume[],
+                const int &Spread[])
+  {
+//--- variables of indicator
+   int               pos;
+//--- set draw begin
+   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,ExtStdDevPeriod-1);//+begin);
+//--- check for rates count
+   if(rates_total<ExtStdDevPeriod)
+      return(0);
+      
+      
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,Time,Close))
+      return(0);
+      
+   if(!customChartIndicator.BufferSynchronizationCheck(Close))
+      return(0);
+      
+
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
+   int _rates_total = customChartIndicator.GetRatesTotal();      
+         
+//--- starting work
+   pos=_prev_calculated-1;
+//--- correct position for first iteration
+   if(pos<ExtStdDevPeriod)
+     {
+      pos=ExtStdDevPeriod-1;
+      ArrayInitialize(ExtStdDevBuffer,0.0);
+      ArrayInitialize(ExtMABuffer,0.0);
+     }
+//--- main cycle
+   switch(InpMAMethod)
+     {
+      case  MODE_EMA :
+         for(int i=pos;i<_rates_total && !IsStopped();i++)
+           {
+            if(i==InpStdDevPeriod-1)
+               ExtMABuffer[i]=SimpleMA(i,InpStdDevPeriod, customChartIndicator.Price);
+            else
+               ExtMABuffer[i]=ExponentialMA(i,InpStdDevPeriod,ExtMABuffer[i-1], customChartIndicator.Price);
+            //--- Calculate StdDev
+            ExtStdDevBuffer[i]=StdDevFunc(customChartIndicator.Price, ExtMABuffer,i);
+           }
+         break;
+      case MODE_SMMA :
+         for(int i=pos;i<_rates_total && !IsStopped();i++)
+           {
+            if(i==InpStdDevPeriod-1)
+               ExtMABuffer[i]=SimpleMA(i,InpStdDevPeriod,customChartIndicator.Price);
+            else
+               ExtMABuffer[i]=SmoothedMA(i,InpStdDevPeriod,ExtMABuffer[i-1],customChartIndicator.Price);
+            //--- Calculate StdDev
+            ExtStdDevBuffer[i]=StdDevFunc(customChartIndicator.Price,ExtMABuffer,i);
+           }
+         break;
+      case MODE_LWMA :
+         for(int i=pos;i<_rates_total && !IsStopped();i++)
+           {
+            ExtMABuffer[i]=LinearWeightedMA(i,InpStdDevPeriod,customChartIndicator.Price);
+            ExtStdDevBuffer[i]=StdDevFunc(customChartIndicator.Price,ExtMABuffer,i);
+           }
+         break;
+      default   :
+         for(int i=pos;i<_rates_total && !IsStopped();i++)
+           {
+            ExtMABuffer[i]=SimpleMA(i,InpStdDevPeriod,customChartIndicator.Price);
+            //--- Calculate StdDev
+            ExtStdDevBuffer[i]=StdDevFunc(customChartIndicator.Price,ExtMABuffer,i);
+           }
+     }
+//---- OnCalculate done. Return new prev_calculated.
+   return(_rates_total);
+  }
+//+------------------------------------------------------------------+
+//| Calculate Standard Deviation                                     |
+//+------------------------------------------------------------------+
+double StdDevFunc(const double &price[],const double &MAprice[],int position)
+  {
+   double dTmp=0.0;
+   for(int i=0;i<ExtStdDevPeriod;i++) dTmp+=MathPow(price[position-i]-MAprice[position],2);
+   dTmp=MathSqrt(dTmp/ExtStdDevPeriod);
+   return(dTmp);
+  }
+//+------------------------------------------------------------------+

Indicators/RangeBars/RangeBars_Stochastic.mq5

@@ -5,6 +5,7 @@
 //+------------------------------------------------------------------+
 #property copyright "2009, MetaQuotes Software Corp."
 #property link      "http://www.mql5.com"
+#property description "Adapted for use with TickChart by Artur Zas."
 //--- indicator settings
 #property indicator_separate_window
 #property indicator_buffers 4
@@ -30,7 +31,7 @@ double    ExtLowesBuffer[];
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
@@ -82,11 +83,13 @@ int OnCalculate(const int rates_total,const int prev_calculated,
    //
    //
       
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,Time))
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,Time,Close))
       return(0);
    
+   if(!customChartIndicator.BufferSynchronizationCheck(Close))
+      return(0);
 
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
    //
    //
@@ -116,8 +119,8 @@ int OnCalculate(const int rates_total,const int prev_calculated,
       double dmax=-1000000.0;
       for(k=i-InpKPeriod+1;k<=i;k++)
         {
-         if(dmin>rangeBarsIndicator.Low[k])  dmin=rangeBarsIndicator.Low[k];
-         if(dmax<rangeBarsIndicator.High[k]) dmax=rangeBarsIndicator.High[k];
+         if(dmin>customChartIndicator.Low[k])  dmin=customChartIndicator.Low[k];
+         if(dmax<customChartIndicator.High[k]) dmax=customChartIndicator.High[k];
         }
       ExtLowesBuffer[i]=dmin;
       ExtHighesBuffer[i]=dmax;
@@ -137,7 +140,7 @@ int OnCalculate(const int rates_total,const int prev_calculated,
       double sumhigh=0.0;
       for(k=(i-InpSlowing+1);k<=i;k++)
         {
-         sumlow +=(rangeBarsIndicator.Close[k]-ExtLowesBuffer[k]);
+         sumlow +=(customChartIndicator.Close[k]-ExtLowesBuffer[k]);
          sumhigh+=(ExtHighesBuffer[k]-ExtLowesBuffer[k]);
         }
       if(sumhigh==0.0) ExtMainBuffer[i]=100.0;

Indicators/RangeBars/RangeBars_TimeLine.mq5

@@ -0,0 +1,254 @@
+#property copyright "Copyright 2018-2020, Level Up Software"
+#property link      "https://www.az-invest.eu"
+#property description "A timescale indicator for use on X Tick Chart."
+#property version   "1.03"
+#property indicator_separate_window
+#property indicator_plots 0
+
+#include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
+RangeBarIndicator customChartIndicator;
+
+#define PREFIX_SEED "6D4E6"
+
+static long __chartId  = ChartID();
+static int  __subWinId = ChartWindowFind();
+
+enum ENUM_DISPLAY_FORMAT
+{
+   DisplayFormat1 = 0,  // 25 Jan 10:55
+   DisplayFormat2,      // 25.01 10:55
+};
+
+input color                InpTextColor = clrBlack;         // Font color
+input int                  InpFontSize  = 9;                // Font size
+input int                  InpSpacing = 3;                  // Date/Time spacing factor
+input ENUM_DISPLAY_FORMAT  InpDispFormat = DisplayFormat1;  // Display format
+
+int __spacing = InpSpacing;
+
+//+------------------------------------------------------------------+
+//| Custom indicator initialization function                         |
+//+------------------------------------------------------------------+
+int OnInit()
+{
+   //--- indicator buffers mapping
+   IndicatorSetString(INDICATOR_SHORTNAME,"\n");
+   IndicatorSetDouble(INDICATOR_MINIMUM,0); 
+   IndicatorSetDouble(INDICATOR_MAXIMUM, 9);  
+   IndicatorSetInteger(INDICATOR_HEIGHT,16);  
+   IndicatorSetInteger(INDICATOR_DIGITS,0);
+   //---
+
+   customChartIndicator.SetGetTimeFlag();   
+   
+   RecalcSpacing();
+
+   return(INIT_SUCCEEDED);
+}
+  
+void OnDeinit(const int r)
+{
+   ObjectsDeleteAll(__chartId,PREFIX_SEED);
+}
+//+------------------------------------------------------------------+
+//| Custom indicator iteration function                              |
+//+------------------------------------------------------------------+
+int OnCalculate(const int rates_total,
+                const int prev_calculated,
+                const datetime &time[],
+                const double &open[],
+                const double &high[],
+                const double &low[],
+                const double &close[],
+                const long &tick_volume[],
+                const long &volume[],
+                const int &spread[])
+{
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,time,close))
+      return(0);
+      
+   if(!customChartIndicator.BufferSynchronizationCheck(close))
+      return(0);
+      
+   int start = customChartIndicator.GetPrevCalculated() - 1;
+//--- correct position
+   if(start<0) 
+      start=0;
+
+   if((start == 0) || customChartIndicator.IsNewBar)
+   {
+      DrawTimeLine(0,customChartIndicator.GetRatesTotal(),time);            
+   }
+
+   //--- return value of prev_calculated for next call
+   return(rates_total);
+}
+
+
+bool RecalcSpacing()
+{
+   static int __prevScale = 5;
+          int __currentScale = (int)ChartGetInteger(0, CHART_SCALE);
+   
+   if(__prevScale == __currentScale)
+   {
+      return false;
+   }
+
+   switch(__currentScale)
+   {
+      case 5: __spacing = InpSpacing;
+      break;
+      case 4: __spacing = InpSpacing * 2;
+      break;
+      case 3: __spacing = InpSpacing * 4;
+      break;
+      case 2: __spacing = InpSpacing * 8;
+      break;
+      case 1: __spacing = InpSpacing * 16;
+      break;
+      case 0: __spacing = InpSpacing * 32;   
+      break;
+   }
+   
+   __prevScale = __currentScale;   
+   return true;
+}
+
+//+------------------------------------------------------------------+
+
+void DrawTimeLine(const int nPosition, const int nRatesCount, const datetime &canvasTime[])
+{
+   datetime curBarTime = 0;   
+   bool     _start = false;
+   int      c = 0;
+   
+   ObjectsDeleteAll(__chartId,PREFIX_SEED);
+   
+   for(int i=nPosition; i<nRatesCount; i++)
+   {
+      curBarTime = customChartIndicator.GetTime(i);
+      if(curBarTime == 0)
+         continue;
+      else
+         _start = true;
+         
+      if(c%__spacing == 0)
+         DrawDateTimeMarker(i,curBarTime,canvasTime[i]);
+      
+      if(_start)
+         c++;
+   }   
+   
+   ChartRedraw();
+}
+
+bool DrawDateTimeMarker(const int ix, const datetime timeStamp, const datetime canvasTime)
+{
+   if(timeStamp == 0)
+      return false;
+      
+   TextCreate(__chartId,PREFIX_SEED+(string)timeStamp,__subWinId,canvasTime,9,NormalizeTime(timeStamp),"Calibri",InpFontSize,InpTextColor);
+   return true;
+}  
+
+string NormalizeTime(datetime _dt)
+{
+   static string  __months[12] = {"Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"};
+   MqlDateTime    dt;
+   
+   TimeToStruct(_dt,dt);   
+   string minute = (dt.min<10)  ? ("0"+(string)dt.min)  : (string)dt.min;
+   string hour   = (dt.hour<10) ? ("0"+(string)dt.hour) : (string)dt.hour;
+   
+   if((dt.mon-1) < 0 || (dt.mon-1) > 11)
+      return "*";   
+   
+   if(InpDispFormat == DisplayFormat1)
+      return ( "'"+(string)dt.day+" "+__months[dt.mon-1]+" "+hour+":"+minute );
+   else 
+   {
+      string month = (dt.mon<10) ? ("0"+(string)dt.mon) : (string)dt.mon;
+      return ( "'"+(string)dt.day+"."+month+" "+hour+":"+minute );
+   }
+}
+
+//+------------------------------------------------------------------+
+//| ChartEvent function                                              |
+//+------------------------------------------------------------------+
+void OnChartEvent(const int id,
+                  const long &lparam,
+                  const double &dparam,
+                  const string &sparam)
+{
+
+   if(id==CHARTEVENT_CHART_CHANGE)
+   {      
+      if(RecalcSpacing() == false)
+         return;
+      
+      datetime __time[];
+      CopyTime(_Symbol,_Period,0,Bars(_Symbol,_Period),__time);
+      
+      DrawTimeLine(0,customChartIndicator.GetRatesTotal(),__time);            
+   }
+
+}
+
+//
+// GUI wrapper function 
+// https://www.mql5.com/en/docs/constants/objectconstants/enum_object/obj_text
+//
+
+bool TextCreate(const long              chart_ID=0,               // chart's ID 
+                const string            name="Text",              // object name 
+                const int               sub_window=0,             // subwindow index 
+                datetime                time=0,                   // anchor point time 
+                double                  price=0,                  // anchor point price 
+                const string            text="Text",              // the text itself 
+                const string            font="Calibri",           // font 
+                const int               font_size=9,              // font size 
+                const color             clr=clrWhiteSmoke,        // color 
+                const double            angle=0.0,                // text slope 
+                const ENUM_ANCHOR_POINT anchor=ANCHOR_LEFT_UPPER, // anchor type 
+                const bool              back=false,               // in the background 
+                const bool              selection=false,          // highlight to move 
+                const bool              hidden=true,              // hidden in the object list 
+                const long              z_order=0)                // priority for mouse click 
+{ 
+//--- reset the error value 
+   ResetLastError(); 
+//--- create Text object 
+   if(!ObjectCreate(chart_ID,name,OBJ_TEXT,sub_window,time,price)) 
+   { 
+      Print(__FUNCTION__,": failed to create \"Text\" object! Error code = ",GetLastError()); 
+      return(false); 
+   } 
+//--- set the text 
+   ObjectSetString(chart_ID,name,OBJPROP_TEXT,text); 
+//--- set text font 
+   ObjectSetString(chart_ID,name,OBJPROP_FONT,font); 
+//--- set font size 
+   ObjectSetInteger(chart_ID,name,OBJPROP_FONTSIZE,font_size); 
+//--- set the slope angle of the text 
+   ObjectSetDouble(chart_ID,name,OBJPROP_ANGLE,angle); 
+//--- set anchor type 
+   ObjectSetInteger(chart_ID,name,OBJPROP_ANCHOR,anchor); 
+//--- set color 
+   ObjectSetInteger(chart_ID,name,OBJPROP_COLOR,clr); 
+//--- display in the foreground (false) or background (true) 
+   ObjectSetInteger(chart_ID,name,OBJPROP_BACK,back); 
+//--- enable (true) or disable (false) the mode of moving the object by mouse 
+   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTABLE,selection); 
+   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTED,selection); 
+//--- hide (true) or display (false) graphical object name in the object list 
+   ObjectSetInteger(chart_ID,name,OBJPROP_HIDDEN,hidden); 
+//--- set the priority for receiving the event of a mouse click in the chart 
+   ObjectSetInteger(chart_ID,name,OBJPROP_ZORDER,z_order); 
+//--- switch off tooltips   
+   ObjectSetString(chart_ID,name,OBJPROP_TOOLTIP,"\n");
+//--- successful execution 
+   return(true); 
+} 
+  
+    

Indicators/RangeBars/RangeBars_VEMA_Wilders_DMI.mq5

@@ -67,7 +67,7 @@ double Level[];
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
@@ -98,7 +98,7 @@ int OnInit()
             
    IndicatorSetString(INDICATOR_SHORTNAME," VEMA Wilder's DMI ("+string(AdxPeriod)+")");
    
-   rangeBarsIndicator.SetGetVolumesFlag();
+   customChartIndicator.SetGetVolumesFlag();
    
    return(0);
 }
@@ -136,39 +136,15 @@ int OnCalculate(const int rates_total,
                 const int& spread[])
 {
    //
-   // Process data through MedianRenko indicator
-   //
    
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,time))
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,time,close))
       return(0);
    
-   //
-   // Make the following modifications in the code below:
-   //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
-   //
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
-   //
-   // rangeBarsIndicator.IsNewBar (true/false) informs you if a renko brick completed
-   //
-   // rangeBarsIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
-   // (!) rangeBarsIndicator.SetGetTimeFlag() must be called in OnInit() for rangeBarsIndicator.Time[] to be used
-   //
-   // rangeBarsIndicator.Tick_volume[] should be used instead of TickVolume[]
-   // rangeBarsIndicator.Real_volume[] should be used instead of Volume[]
-   // (!) rangeBarsIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
-   //
-   // rangeBarsIndicator.Price[] should be used instead of Price[]
-   // (!) rangeBarsIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for rangeBarsIndicator.Price[] to be used
-   //
+   if(!customChartIndicator.BufferSynchronizationCheck(close))
+      return(0);
    
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
-   //
-   //
    //     
 
    if (ArrayRange(averages,0)!=rates_total) ArrayResize(averages,rates_total);
@@ -182,16 +158,16 @@ int OnCalculate(const int rates_total,
    double sf = 1.0/(double)AdxPeriod;
    for (int i=(int)MathMax(_prev_calculated-1,1); i<rates_total; i++)
    {
-         double currTR  = MathMax(rangeBarsIndicator.High[i],rangeBarsIndicator.Close[i-1])-MathMin(rangeBarsIndicator.Low[i],rangeBarsIndicator.Close[i-1]);
-         double DeltaHi = rangeBarsIndicator.High[i] - rangeBarsIndicator.High[i-1];
-         double DeltaLo = rangeBarsIndicator.Low[i-1] - rangeBarsIndicator.Low[i];
+         double currTR  = MathMax(customChartIndicator.High[i],customChartIndicator.Close[i-1])-MathMin(customChartIndicator.Low[i],customChartIndicator.Close[i-1]);
+         double DeltaHi = customChartIndicator.High[i] - customChartIndicator.High[i-1];
+         double DeltaLo = customChartIndicator.Low[i-1] - customChartIndicator.Low[i];
          double plusDM  = 0.00;
          double minusDM = 0.00;
          double vol;
          switch(VolumeType)
             {
-               case vol_ticks: vol = (double)rangeBarsIndicator.Tick_volume[i]; break;
-               case vol_real:  vol = (double)rangeBarsIndicator.Real_volume[i]; break;
+               case vol_ticks: vol = (double)customChartIndicator.Tick_volume[i]; break;
+               case vol_real:  vol = (double)customChartIndicator.Real_volume[i]; break;
                default:        vol = 1;
             }
             if ((DeltaHi > DeltaLo) && (DeltaHi > 0)) plusDM  = DeltaHi;

Indicators/RangeBars/RangeBars_VWAP_lite.mq5

@@ -61,7 +61,7 @@ enum PRICE_TYPE
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 #define VWAP_Daily "cc__VWAP_Daily"
 #define VWAP_Weekly "cc__VWAP_Weekly"
@@ -169,8 +169,8 @@ int OnInit()
       ObjectSetString(0,VWAP_Monthly,OBJPROP_TEXT," ");
      }
 
-   rangeBarsIndicator.SetGetVolumesFlag();
-   rangeBarsIndicator.SetGetTimeFlag();
+   customChartIndicator.SetGetVolumesFlag();
+   customChartIndicator.SetGetTimeFlag();
    
    return(INIT_SUCCEEDED);
   }
@@ -199,36 +199,16 @@ int OnCalculate(const int       rates_total,
   {
 
    //
-   // Process data through MedianRenko indicator
+   // Process data through Tick Chat indicator
    //
 
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,time))
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,time,close))
+      return(0);
+      
+   if(!customChartIndicator.BufferSynchronizationCheck(close))
       return(0);
    
-   //
-   // Make the following modifications in the code below:
-   //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
-   //
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
-   //
-   // rangeBarsIndicator.IsNewBar (true/false) informs you if a renko brick completed
-   //
-   // rangeBarsIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
-   // (!) rangeBarsIndicator.SetGetTimeFlag() must be called in OnInit() for rangeBarsIndicator.Time[] to be used
-   //
-   // rangeBarsIndicator.Tick_volume[] should be used instead of TickVolume[]
-   // rangeBarsIndicator.Real_volume[] should be used instead of Volume[]
-   // (!) rangeBarsIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
-   //
-   // rangeBarsIndicator.Price[] should be used instead of Price[]
-   // (!) rangeBarsIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for rangeBarsIndicator.Price[] to be used
-   //
-   
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
    //
    //
@@ -240,7 +220,7 @@ int OnCalculate(const int       rates_total,
       LastTimePeriod=PERIOD_CURRENT;
      }
 
-   if(rates_total>_prev_calculated || bIsFirstRun || Calc_Every_Tick || (_prev_calculated == 0) || rangeBarsIndicator.IsNewBar) 
+   if(rates_total>_prev_calculated || bIsFirstRun || Calc_Every_Tick || (_prev_calculated == 0) ||customChartIndicator.IsNewBar) 
      {
       nIdxDaily = 0;
       nIdxWeekly = 0;
@@ -260,22 +240,22 @@ int OnCalculate(const int       rates_total,
          VWAP_Buffer_Weekly[nIdx]=EMPTY_VALUE;
          VWAP_Buffer_Monthly[nIdx]=EMPTY_VALUE;
 
-         if(rangeBarsIndicator.Time[nIdx] < 86400)
+         if(customChartIndicator.Time[nIdx] < 86400)
             continue;
             
-         if(CreateDateTime(DAILY,rangeBarsIndicator.Time[nIdx])!=dtLastDay) 
+         if(CreateDateTime(DAILY,customChartIndicator.Time[nIdx])!=dtLastDay) 
            {
             nIdxDaily=nIdx;
             nSumDailyTPV = 0;
             nSumDailyVol = 0;
            }
-         if(CreateDateTime(WEEKLY,rangeBarsIndicator.Time[nIdx])!=dtLastWeek) 
+         if(CreateDateTime(WEEKLY,customChartIndicator.Time[nIdx])!=dtLastWeek) 
            {
             nIdxWeekly=nIdx;
             nSumWeeklyTPV = 0;
             nSumWeeklyVol = 0;
            }
-         if(CreateDateTime(MONTHLY,rangeBarsIndicator.Time[nIdx])!=dtLastMonth) 
+         if(CreateDateTime(MONTHLY,customChartIndicator.Time[nIdx])!=dtLastMonth) 
            {
             nIdxMonthly=nIdx;
             nSumMonthlyTPV = 0;
@@ -289,45 +269,45 @@ int OnCalculate(const int       rates_total,
          switch(Price_Type) 
            {
             case OPEN:
-               nPriceArr[nIdx]=rangeBarsIndicator.Open[nIdx];
+               nPriceArr[nIdx]=customChartIndicator.Open[nIdx];
                break;
             case CLOSE:
-               nPriceArr[nIdx]=rangeBarsIndicator.Close[nIdx];
+               nPriceArr[nIdx]=customChartIndicator.Close[nIdx];
                break;
             case HIGH:
-               nPriceArr[nIdx]=rangeBarsIndicator.High[nIdx];
+               nPriceArr[nIdx]=customChartIndicator.High[nIdx];
                break;
             case LOW:
-               nPriceArr[nIdx]=rangeBarsIndicator.Low[nIdx];
+               nPriceArr[nIdx]=customChartIndicator.Low[nIdx];
                break;
             case HIGH_LOW:
-               nPriceArr[nIdx]=(rangeBarsIndicator.High[nIdx]+rangeBarsIndicator.Low[nIdx])/2;
+               nPriceArr[nIdx]=(customChartIndicator.High[nIdx]+customChartIndicator.Low[nIdx])/2;
                break;
             case OPEN_CLOSE:
-               nPriceArr[nIdx]=(rangeBarsIndicator.Open[nIdx]+rangeBarsIndicator.Close[nIdx])/2;
+               nPriceArr[nIdx]=(customChartIndicator.Open[nIdx]+customChartIndicator.Close[nIdx])/2;
                break;
             case CLOSE_HIGH_LOW:
-               nPriceArr[nIdx]=(rangeBarsIndicator.Close[nIdx]+rangeBarsIndicator.High[nIdx]+rangeBarsIndicator.Low[nIdx])/3;
+               nPriceArr[nIdx]=(customChartIndicator.Close[nIdx]+customChartIndicator.High[nIdx]+customChartIndicator.Low[nIdx])/3;
                break;
             case OPEN_CLOSE_HIGH_LOW:
-               nPriceArr[nIdx]=(rangeBarsIndicator.Open[nIdx]+rangeBarsIndicator.Close[nIdx]+rangeBarsIndicator.High[nIdx]+rangeBarsIndicator.Low[nIdx])/4;
+               nPriceArr[nIdx]=(customChartIndicator.Open[nIdx]+customChartIndicator.Close[nIdx]+customChartIndicator.High[nIdx]+customChartIndicator.Low[nIdx])/4;
                break;
             default:
-               nPriceArr[nIdx]=(rangeBarsIndicator.Close[nIdx]+rangeBarsIndicator.High[nIdx]+rangeBarsIndicator.Low[nIdx])/3;
+               nPriceArr[nIdx]=(customChartIndicator.Close[nIdx]+customChartIndicator.High[nIdx]+customChartIndicator.Low[nIdx])/3;
                break;
            }
 
-         if((rangeBarsIndicator.Tick_volume[nIdx] > 0) &&  (rangeBarsIndicator.Real_volume[nIdx] == 0))
+         if((customChartIndicator.Tick_volume[nIdx] > 0) &&  (customChartIndicator.Real_volume[nIdx] == 0))
          {
-           // Print("tick vol = "+rangeBarsIndicator.Tick_volume[nIdx]);
-            nTotalTPV[nIdx] = (nPriceArr[nIdx] * rangeBarsIndicator.Tick_volume[nIdx]);
-            nTotalVol[nIdx] = (double)rangeBarsIndicator.Tick_volume[nIdx];
+           // Print("tick vol = "+customChartIndicator.Tick_volume[nIdx]);
+            nTotalTPV[nIdx] = (nPriceArr[nIdx] * customChartIndicator.Tick_volume[nIdx]);
+            nTotalVol[nIdx] = (double)customChartIndicator.Tick_volume[nIdx];
          } 
-         else if(rangeBarsIndicator.Real_volume[nIdx] && rangeBarsIndicator.Tick_volume[nIdx] ) 
+         else if(customChartIndicator.Real_volume[nIdx] && customChartIndicator.Tick_volume[nIdx] ) 
          {
-           // Print("real vol = "+rangeBarsIndicator.Real_volume[nIdx]);
-            nTotalTPV[nIdx] = (nPriceArr[nIdx] * rangeBarsIndicator.Real_volume[nIdx]);
-            nTotalVol[nIdx] = (double)rangeBarsIndicator.Real_volume[nIdx];
+           // Print("real vol = "+customChartIndicator.Real_volume[nIdx]);
+            nTotalTPV[nIdx] = (nPriceArr[nIdx] * customChartIndicator.Real_volume[nIdx]);
+            nTotalVol[nIdx] = (double)customChartIndicator.Real_volume[nIdx];
          }
          
          if(Enable_Daily && (nIdx>=nIdxDaily)) 
@@ -375,9 +355,9 @@ int OnCalculate(const int       rates_total,
               }
            }
 
-         dtLastDay=CreateDateTime(DAILY,rangeBarsIndicator.Time[nIdx]);
-         dtLastWeek=CreateDateTime(WEEKLY,rangeBarsIndicator.Time[nIdx]);
-         dtLastMonth=CreateDateTime(MONTHLY,rangeBarsIndicator.Time[nIdx]);
+         dtLastDay=CreateDateTime(DAILY,customChartIndicator.Time[nIdx]);
+         dtLastWeek=CreateDateTime(WEEKLY,customChartIndicator.Time[nIdx]);
+         dtLastMonth=CreateDateTime(MONTHLY,customChartIndicator.Time[nIdx]);
         }
 
       bIsFirstRun=false;

Indicators/RangeBars/RangeBars_ZigZag.mq5

@@ -31,7 +31,7 @@ double         deviation;           // deviation in points
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
@@ -132,16 +132,15 @@ int OnCalculate(const int rates_total,
                 const int &spread[])
   {
    //
-   // Process data through MedianRenko indicator
-   //
-   
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,time))
+
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,time,close))
       return(0);
    
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   if(!customChartIndicator.BufferSynchronizationCheck(close))
+      return(0);
+   
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
-   //
-   //
    //  
    
    int i=0;
@@ -204,12 +203,12 @@ int OnCalculate(const int rates_total,
 //--- searching High and Low
    for(shift=limit;shift<rates_total && !IsStopped();shift++)
      {
-      val=rangeBarsIndicator.Low[iLowest(rangeBarsIndicator.Low,ExtDepth,shift)];
+      val=customChartIndicator.Low[iLowest(customChartIndicator.Low,ExtDepth,shift)];
       if(val==lastlow) val=0.0;
       else
         {
          lastlow=val;
-         if((rangeBarsIndicator.Low[shift]-val)>deviation) val=0.0;
+         if((customChartIndicator.Low[shift]-val)>deviation) val=0.0;
          else
            {
             for(back=1;back<=ExtBackstep;back++)
@@ -219,14 +218,14 @@ int OnCalculate(const int rates_total,
               }
            }
         }
-      if(rangeBarsIndicator.Low[shift]==val) LowMapBuffer[shift]=val; else LowMapBuffer[shift]=0.0;
+      if(customChartIndicator.Low[shift]==val) LowMapBuffer[shift]=val; else LowMapBuffer[shift]=0.0;
       //--- high
-      val=rangeBarsIndicator.High[iHighest(rangeBarsIndicator.High,ExtDepth,shift)];
+      val=customChartIndicator.High[iHighest(customChartIndicator.High,ExtDepth,shift)];
       if(val==lasthigh) val=0.0;
       else
         {
          lasthigh=val;
-         if((val-rangeBarsIndicator.High[shift])>deviation) val=0.0;
+         if((val-customChartIndicator.High[shift])>deviation) val=0.0;
          else
            {
             for(back=1;back<=ExtBackstep;back++)
@@ -236,7 +235,7 @@ int OnCalculate(const int rates_total,
               }
            }
         }
-      if(rangeBarsIndicator.High[shift]==val) HighMapBuffer[shift]=val; else HighMapBuffer[shift]=0.0;
+      if(customChartIndicator.High[shift]==val) HighMapBuffer[shift]=val; else HighMapBuffer[shift]=0.0;
      }
 
 //--- last preparation
@@ -262,7 +261,7 @@ int OnCalculate(const int rates_total,
               {
                if(HighMapBuffer[shift]!=0)
                  {
-                  lasthigh=rangeBarsIndicator.High[shift];
+                  lasthigh=customChartIndicator.High[shift];
                   lasthighpos=shift;
                   whatlookfor=Sill;
                   ZigzagBuffer[shift]=lasthigh;
@@ -270,7 +269,7 @@ int OnCalculate(const int rates_total,
                  }
                if(LowMapBuffer[shift]!=0)
                  {
-                  lastlow=rangeBarsIndicator.Low[shift];
+                  lastlow=customChartIndicator.Low[shift];
                   lastlowpos=shift;
                   whatlookfor=Pike;
                   ZigzagBuffer[shift]=lastlow;

Indicators/RangeBars/RangeBars_dt_oscillator.mq5

@@ -60,7 +60,7 @@ double dtosf2[];
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
@@ -110,33 +110,36 @@ int OnCalculate(const int rates_total,const int prev_calculated,
    // Process data through MedianRenko indicator
    //
    
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,Time))
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,Time,Close))
+      return(0);
+   
+   if(!customChartIndicator.BufferSynchronizationCheck(Close))
       return(0);
    
    //
    // Make the following modifications in the code below:
    //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
+   // customChartIndicator.GetPrevCalculated() should be used instead of prev_calculated
    //
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
+   // customChartIndicator.Open[] should be used instead of open[]
+   // customChartIndicator.Low[] should be used instead of low[]
+   // customChartIndicator.High[] should be used instead of high[]
+   // customChartIndicator.Close[] should be used instead of close[]
    //
-   // rangeBarsIndicator.IsNewBar (true/false) informs you if a renko brick completed
+   // customChartIndicator.IsNewBar (true/false) informs you if a renko brick completed
    //
-   // rangeBarsIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
-   // (!) rangeBarsIndicator.SetGetTimeFlag() must be called in OnInit() for rangeBarsIndicator.Time[] to be used
+   // customChartIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
+   // (!) customChartIndicator.SetGetTimeFlag() must be called in OnInit() for customChartIndicator.Time[] to be used
    //
-   // rangeBarsIndicator.Tick_volume[] should be used instead of TickVolume[]
-   // rangeBarsIndicator.Real_volume[] should be used instead of Volume[]
-   // (!) rangeBarsIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
+   // customChartIndicator.Tick_volume[] should be used instead of TickVolume[]
+   // customChartIndicator.Real_volume[] should be used instead of Volume[]
+   // (!) customChartIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
    //
-   // rangeBarsIndicator.Price[] should be used instead of Price[]
-   // (!) rangeBarsIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for rangeBarsIndicator.Price[] to be used
+   // customChartIndicator.Price[] should be used instead of Price[]
+   // (!) customChartIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for customChartIndicator.Price[] to be used
    //
    
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
    //
    //
@@ -155,7 +158,7 @@ int OnCalculate(const int rates_total,const int prev_calculated,
   
    for (int i=(int)MathMax(_prev_calculated-1,0); i<rates_total; i++)
    {
-      rsibuf[i] = iRsi(rangeBarsIndicator.Close[i],RsiPeriod,i,rates_total);
+      rsibuf[i] = iRsi(customChartIndicator.Close[i],RsiPeriod,i,rates_total);
       
          double min = rsibuf[i];
          double max = rsibuf[i];

Indicators/RangeBars/RangeBars_volumes.mq5

@@ -5,6 +5,8 @@
 //+------------------------------------------------------------------+
 #property copyright "2009-2017, MetaQuotes Software Corp."
 #property link      "http://www.mql5.com"
+#property description "Adapted for use with TickChart by Artur Zas."
+
 //---- indicator settings
 #property indicator_separate_window
 #property indicator_buffers 2
@@ -12,7 +14,7 @@
 #property indicator_type1   DRAW_COLOR_HISTOGRAM
 #property indicator_color1  Green,Red
 #property indicator_style1  0
-#property indicator_width1  1
+#property indicator_width1  2
 #property indicator_minimum 0.0
 //--- input data
 input ENUM_APPLIED_VOLUME InpVolumeType=VOLUME_TICK; // Volumes
@@ -25,11 +27,12 @@ double                    ExtColorsBuffer[];
 //
 
 #include <AZ-INVEST/SDK/RangeBarIndicator.mqh>
-RangeBarIndicator rangeBarsIndicator;
+RangeBarIndicator customChartIndicator;
 
 //
 //
 //
+
 //+------------------------------------------------------------------+
 //| Custom indicator initialization function                         |
 //+------------------------------------------------------------------+
@@ -43,7 +46,7 @@ void OnInit()
 //---- indicator digits
    IndicatorSetInteger(INDICATOR_DIGITS,0);
    
-   rangeBarsIndicator.SetGetVolumesFlag();
+   customChartIndicator.SetGetVolumesFlag();
 //----
   }
 //+------------------------------------------------------------------+
@@ -63,38 +66,41 @@ int OnCalculate(const int rates_total,
 //---check for rates total
    if(rates_total<2)
       return(0);
-
+      
    //
-   // Process data through MedianRenko indicator
+   // Process data through XTickChart indicator
    //
    
-   if(!rangeBarsIndicator.OnCalculate(rates_total,prev_calculated,time))
+   if(!customChartIndicator.OnCalculate(rates_total,prev_calculated,time,close))
       return(0);
-   
+
+   if(!customChartIndicator.BufferSynchronizationCheck(close))
+      return(0);
+
    //
    // Make the following modifications in the code below:
    //
-   // rangeBarsIndicator.GetPrevCalculated() should be used instead of prev_calculated
+   // customChartIndicator.GetPrevCalculated() should be used instead of prev_calculated
    //
-   // rangeBarsIndicator.Open[] should be used instead of open[]
-   // rangeBarsIndicator.Low[] should be used instead of low[]
-   // rangeBarsIndicator.High[] should be used instead of high[]
-   // rangeBarsIndicator.Close[] should be used instead of close[]
+   // customChartIndicator.Open[] should be used instead of open[]
+   // customChartIndicator.Low[] should be used instead of low[]
+   // customChartIndicator.High[] should be used instead of high[]
+   // customChartIndicator.Close[] should be used instead of close[]
    //
-   // rangeBarsIndicator.IsNewBar (true/false) informs you if a renko brick completed
+   // customChartIndicator.IsNewBar (true/false) informs you if a bar has completed
    //
-   // rangeBarsIndicator.Time[] shold be used instead of Time[] for checking the renko bar time.
-   // (!) rangeBarsIndicator.SetGetTimeFlag() must be called in OnInit() for rangeBarsIndicator.Time[] to be used
+   // customChartIndicator.Time[] shold be used instead of Time[] for checking the tick chart bar time.
+   // (!) customChartIndicator.SetGetTimeFlag() must be called in OnInit() for customChartIndicator.Time[] to be used
    //
-   // rangeBarsIndicator.Tick_volume[] should be used instead of TickVolume[]
-   // rangeBarsIndicator.Real_volume[] should be used instead of Volume[]
-   // (!) rangeBarsIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
+   // customChartIndicator.Tick_volume[] should be used instead of TickVolume[]
+   // customChartIndicator.Real_volume[] should be used instead of Volume[]
+   // (!) customChartIndicator.SetGetVolumesFlag() must be called in OnInit() for Tick_volume[] & Real_volume[] to be used
    //
-   // rangeBarsIndicator.Price[] should be used instead of Price[]
-   // (!) rangeBarsIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for rangeBarsIndicator.Price[] to be used
+   // customChartIndicator.Price[] should be used instead of Price[]
+   // (!) customChartIndicator.SetUseAppliedPriceFlag(ENUM_APPLIED_PRICE _applied_price) must be called in OnInit() for customChartIndicator.Price[] to be used
    //
    
-   int _prev_calculated = rangeBarsIndicator.GetPrevCalculated();
+   int _prev_calculated = customChartIndicator.GetPrevCalculated();
    
    //
    //
@@ -105,10 +111,11 @@ int OnCalculate(const int rates_total,
 //--- correct position
    if(start<1) start=1;
 //--- main cycle
+
    if(InpVolumeType==VOLUME_TICK)
-      CalculateVolume(start,rates_total,rangeBarsIndicator.Tick_volume);
+      CalculateVolume(start,rates_total,customChartIndicator.Tick_volume);
    else
-      CalculateVolume(start,rates_total,rangeBarsIndicator.Real_volume);
+      CalculateVolume(start,rates_total,customChartIndicator.Real_volume);
 //--- OnCalculate done. Return new prev_calculated.
    return(rates_total);
   }

README.md

@@ -22,3 +22,8 @@ All folders (Experts, Include & Indicators) & sub-folders should be placed in th
 The RangeBars indicator for MT5 can be downloaded from https://www.mql5.com/en/market/product/16762
 
 A version for MT4 is available from https://www.az-invest.eu/rangebars-plug-in-for-metatrader4
+
+## Disclaimer:
+
+All of the EAs and indicators presented in this repository are solely for educational and informational purposes and should not be regarded as advice or an invitation to trade. 
+Application of the techniques, ideas, and suggestions presented in the videos and files of this repository is done at the user’s sole discretion and risk.