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2021-07-28 21:42:13 +02:00

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#property copyright "Copyright 2018-2021, Level Up Software"
#property link "http://www.az-invest.eu"
#ifdef DEVELOPER_VERSION
#define RANGEBAR_INDICATOR_NAME "RangeBars\\RangeBarsOverlay316"
#else
#ifdef RANGEBAR_LICENSE
#ifdef MQL5_MARKET_VERSION
#define RANGEBAR_INDICATOR_NAME "Market\\Range Bars Charting"
#else
#define RANGEBAR_INDICATOR_NAME "RangeBars"
#endif
#else
#define RANGEBAR_INDICATOR_NAME "Market\\Range Bars Charting"
#endif
#endif
#define RANGEBAR_OPEN 00
#define RANGEBAR_HIGH 01
#define RANGEBAR_LOW 02
#define RANGEBAR_CLOSE 03
#define RANGEBAR_BAR_COLOR 04
#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/RangeBarCustomChartSettings.mqh>
class RangeBars
{
private:
CRangeBarCustomChartSettigns * rangeBarSettings;
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);
//
private:
int GetIndicatorHandle(void);
bool GetChannelData(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count);
};
RangeBars::RangeBars(void)
{
#define CONSTRUCTOR1
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 CRangeBarCustomChartSettigns();
rangeBarsHandle = INVALID_HANDLE;
rangeBarsSymbol = symbol;
usedByIndicatorOnRangeBarChart = false;
prevBarTime = 0;
}
RangeBars::~RangeBars(void)
{
if(rangeBarSettings != NULL)
delete rangeBarSettings;
}
void RangeBars::ReleaseHandle()
{
if(rangeBarsHandle != INVALID_HANDLE)
{
IndicatorRelease(rangeBarsHandle);
}
}
//
// Function for initializing the median renko indicator handle
//
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)
{
// could not read new settings - keep old settings
return rangeBarsHandle;
}
else
{
Print("Failed to load indicator settings - RangeBar indicator not on chart");
return INVALID_HANDLE;
}
}
if(rangeBarsHandle != INVALID_HANDLE)
Deinit();
}
else
{
if(usedByIndicatorOnRangeBarChart)
{
//
// 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.GetCustomChartSettings();
CHART_INDICATOR_SETTINGS cis = rangeBarSettings.GetChartIndicatorSettings();
ALERT_INFO_SETTINGS als = rangeBarSettings.GetAlertInfoSettings();
rangeBarsHandle = iCustom(this.rangeBarsSymbol, _Period, RANGEBAR_INDICATOR_NAME,
s.barSize,
s.barSizeCalcMode,
s.showNumberOfDays,
s.showFromDate,
"=",
s.atrTimeFrame,
s.atrPeriod,
"=",
s.resetOpenOnNewTradingDay,
"=",
als.showPivots,
als.pivotPointCalculationType,
"=",
InpAlertMeWhen,
InpAlertNotificationType,
"=",
cis.MA1lineType,
cis.MA1period,
cis.MA1method,
cis.MA1applyTo,
cis.MA1shift,
cis.MA1priceLabel,
cis.MA2lineType,
cis.MA2period,
cis.MA2method,
cis.MA2applyTo,
cis.MA2shift,
cis.MA2priceLabel,
cis.MA3lineType,
cis.MA3period,
cis.MA3method,
cis.MA3applyTo,
cis.MA3shift,
cis.MA3priceLabel,
cis.MA4lineType,
cis.MA4period,
cis.MA4method,
cis.MA4applyTo,
cis.MA4shift,
cis.MA4priceLabel,
"=",
cis.ShowChannel,
cis.ChannelPeriod,
cis.ChannelAtrPeriod,
cis.ChannelAppliedPrice,
cis.ChannelMultiplier,
cis.ChannelBandsDeviations,
cis.ChannelPriceLabels,
"=",
true); // used in EA
// TopBottomPaddingPercentage,
// showCurrentBarOpenTime,
// SoundFileBull,
// SoundFileBear,
// DisplayAsBarChart
// ShiftObj; all letft at defaults
if(rangeBarsHandle == INVALID_HANDLE)
{
Print(RANGEBAR_INDICATOR_NAME+" indicator init failed on error ",GetLastError());
}
else
{
Print(RANGEBAR_INDICATOR_NAME+" indicator init OK");
}
return rangeBarsHandle;
}
//
// Function for reloading the Median Renko indicator if needed
//
bool RangeBars::Reload()
{
bool actionNeeded = false;
int temp = GetIndicatorHandle();
if(temp != rangeBarsHandle)
{
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;
}
//
// Function for releasing the Median Renko indicator hanlde - free resources
//
void RangeBars::Deinit()
{
if(rangeBarsHandle == INVALID_HANDLE)
return;
if(!usedByIndicatorOnRangeBarChart)
{
if(IndicatorRelease(rangeBarsHandle))
Print(RANGEBAR_INDICATOR_NAME+" indicator handle released");
else
Print("Failed to release "+RANGEBAR_INDICATOR_NAME+" indicator handle");
}
}
//
// Function for detecting a new Renko bar
//
bool RangeBars::IsNewBar()
{
MqlRates currentBar[1];
GetMqlRates(currentBar,0,1);
if(currentBar[0].time == 0)
{
return false;
}
if(prevBarTime < currentBar[0].time)
{
prevBarTime = currentBar[0].time;
return true;
}
return false;
}
//
// Get "count" Renko MqlRates into "ratesInfoArray[]" array starting from "start" bar
//
bool RangeBars::GetMqlRates(MqlRates &ratesInfoArray[], int start, int count)
{
double o[],l[],h[],c[],barColor[],time[],tick_volume[],real_volume[];
if(ArrayResize(o,count) == -1)
return false;
if(ArrayResize(l,count) == -1)
return false;
if(ArrayResize(h,count) == -1)
return false;
if(ArrayResize(c,count) == -1)
return false;
if(ArrayResize(barColor,count) == -1)
return false;
if(ArrayResize(time,count) == -1)
return false;
if(ArrayResize(tick_volume,count) == -1)
return false;
if(ArrayResize(real_volume,count) == -1)
return false;
if(CopyBuffer(rangeBarsHandle,RANGEBAR_OPEN,start,count,o) == -1)
return false;
if(CopyBuffer(rangeBarsHandle,RANGEBAR_LOW,start,count,l) == -1)
return false;
if(CopyBuffer(rangeBarsHandle,RANGEBAR_HIGH,start,count,h) == -1)
return false;
if(CopyBuffer(rangeBarsHandle,RANGEBAR_CLOSE,start,count,c) == -1)
return false;
if(CopyBuffer(rangeBarsHandle,RANGEBAR_BAR_OPEN_TIME,start,count,time) == -1)
return false;
if(CopyBuffer(rangeBarsHandle,RANGEBAR_BAR_COLOR,start,count,barColor) == -1)
return false;
if(CopyBuffer(rangeBarsHandle,RANGEBAR_TICK_VOLUME,start,count,tick_volume) == -1)
return false;
if(CopyBuffer(rangeBarsHandle,RANGEBAR_REAL_VOLUME,start,count,real_volume) == -1)
return false;
if(ArrayResize(ratesInfoArray,count) == -1)
return false;
int tempOffset = count-1;
for(int i=0; i<count; i++)
{
ratesInfoArray[tempOffset-i].open = o[i];
ratesInfoArray[tempOffset-i].low = l[i];
ratesInfoArray[tempOffset-i].high = h[i];
ratesInfoArray[tempOffset-i].close = c[i];
ratesInfoArray[tempOffset-i].time = (datetime)time[i];
ratesInfoArray[tempOffset-i].tick_volume = (long)tick_volume[i];
ratesInfoArray[tempOffset-i].real_volume = (long)real_volume[i];
ratesInfoArray[tempOffset-i].spread = (int)barColor[i];
}
ArrayFree(o);
ArrayFree(l);
ArrayFree(h);
ArrayFree(c);
ArrayFree(barColor);
ArrayFree(time);
ArrayFree(tick_volume);
ArrayFree(real_volume);
return true;
}
bool RangeBars::GetBuySellVolumeBreakdown(double &buy[], double &sell[], double &buySell[], int start, int count)
{
double b[],s[],bs[];
if(ArrayResize(b,count) == -1)
return false;
if(ArrayResize(s,count) == -1)
return false;
if(ArrayResize(bs,count) == -1)
return false;
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;
if(ArrayResize(buy,count) == -1)
return false;
if(ArrayResize(sell,count) == -1)
return false;
if(ArrayResize(buySell,count) == -1)
return false;
int tempOffset = count-1;
for(int i=0; i<count; i++)
{
buy[tempOffset-i] = b[i];
sell[tempOffset-i] = s[i];
buySell[tempOffset-i] = bs[i];
}
ArrayFree(b);
ArrayFree(s);
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;
if(ArrayResize(MA,count) == -1)
return false;
if(CopyBuffer(rangeBarsHandle,RANGEBAR_MA1,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" MovingAverage2 values into "MA[]" starting from "start" bar
//
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;
if(ArrayResize(MA,count) == -1)
return false;
if(CopyBuffer(rangeBarsHandle,RANGEBAR_MA2,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" MovingAverage3 values into "MA[]" starting from "start" bar
//
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;
if(ArrayResize(MA,count) == -1)
return false;
if(CopyBuffer(rangeBarsHandle,RANGEBAR_MA3,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" 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)
{
Print(__FUNCTION__+" is deprecated, please use GetChannelData instead");
return GetChannelData(HighArray,MidArray,LowArray,start,count);
}
//
// Get "count" Bollinger band values into "HighArray[]", "MidArray[]", and "LowArray[]" arrays starting from "start" bar
//
bool RangeBars::GetBollingerBands(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count)
{
Print(__FUNCTION__+" is deprecated, please use GetChannelData instead");
return GetChannelData(HighArray,MidArray,LowArray,start,count);
}
//
// Get "count" SuperTrend values into "HighArray[]", "MidArray[]", and "LowArray[]" arrays starting from "start" bar
//
bool RangeBars::GetSuperTrend(double &SuperTrendHighArray[], double &SuperTrendArray[], double &SuperTrendLowArray[], int start, int 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::GetChannelData(double &HighArray[], double &MidArray[], double &LowArray[], int start, int count)
{
double tempH[], tempM[], tempL[];
if(ArrayResize(tempH,count) == -1)
return false;
if(ArrayResize(tempM,count) == -1)
return false;
if(ArrayResize(tempL,count) == -1)
return false;
if(ArrayResize(HighArray,count) == -1)
return false;
if(ArrayResize(MidArray,count) == -1)
return false;
if(ArrayResize(LowArray,count) == -1)
return false;
if(CopyBuffer(rangeBarsHandle,RANGEBAR_CHANNEL_HIGH,start,count,tempH) == -1)
return false;
if(CopyBuffer(rangeBarsHandle,RANGEBAR_CHANNEL_MID,start,count,tempM) == -1)
return false;
if(CopyBuffer(rangeBarsHandle,RANGEBAR_CHANNEL_LOW,start,count,tempL) == -1)
return false;
int tempOffset = count-1;
for(int i=0; i<count; i++)
{
HighArray[tempOffset-i] = tempH[i];
MidArray[tempOffset-i] = tempM[i];
LowArray[tempOffset-i] = tempL[i];
}
ArrayFree(tempH);
ArrayFree(tempM);
ArrayFree(tempL);
return true;
}
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];
}