diff --git a/Indicators/MyIndicators/StochRSI_Fast_HeikenAshi.mq5 b/Indicators/MyIndicators/StochRSI_Fast_HeikenAshi.mq5 new file mode 100644 index 0000000..f185ff8 --- /dev/null +++ b/Indicators/MyIndicators/StochRSI_Fast_HeikenAshi.mq5 @@ -0,0 +1,183 @@ +//+------------------------------------------------------------------+ +//| StochRSI_Fast_HeikenAshi.mq5 | +//| Copyright 2025, xxxxxxxx | +//| | +//+------------------------------------------------------------------+ +#property copyright "Copyright 2025, xxxxxxxx" +#property link "" +#property version "1.00" +#property description "Fast Stochastic on a Heiken Ashi based RSI" + +//--- Indicator Window and Level Properties --- +#property indicator_separate_window +#property indicator_buffers 2 // %K and %D +#property indicator_plots 2 +#property indicator_level1 20.0 +#property indicator_level2 80.0 +#property indicator_minimum -10.0 // Allow for overshoots +#property indicator_maximum 110.0 // Allow for overshoots + +//--- Plot 1: %K line +#property indicator_label1 "HA_%K" +#property indicator_type1 DRAW_LINE +#property indicator_color1 clrBlue +#property indicator_style1 STYLE_SOLID +#property indicator_width1 1 + +//--- Plot 2: %D line +#property indicator_label2 "HA_%D" +#property indicator_type2 DRAW_LINE +#property indicator_color2 clrOrange +#property indicator_style2 STYLE_SOLID +#property indicator_width2 1 + +//--- Input Parameters --- +input int InpLengthRSI = 14; // RSI Length +input int InpLengthStoch = 14; // Stochastic Length (%K Period) +input int InpSmoothD = 3; // %D Smoothing (Signal Line) + +//--- Indicator Buffers --- +double BufferK[]; +double BufferD[]; +double BufferHA_RSI[]; // Buffer to store the Heiken Ashi RSI values + +//--- Global Variables --- +int ExtLengthRSI, ExtLengthStoch, ExtSmoothD; +int handle_ha_rsi; // Handle for our custom RSI_HeikenAshi indicator + +//--- Forward declarations for helper functions --- +double Highest(const double &array[], int period, int current_pos); +double Lowest(const double &array[], int period, int current_pos); + +//+------------------------------------------------------------------+ +//| Custom indicator initialization function. | +//+------------------------------------------------------------------+ +void OnInit() + { + ExtLengthRSI = (InpLengthRSI < 1) ? 1 : InpLengthRSI; + ExtLengthStoch = (InpLengthStoch < 1) ? 1 : InpLengthStoch; + ExtSmoothD = (InpSmoothD < 1) ? 1 : InpSmoothD; + + SetIndexBuffer(0, BufferK, INDICATOR_DATA); + SetIndexBuffer(1, BufferD, INDICATOR_DATA); + SetIndexBuffer(2, BufferHA_RSI, INDICATOR_CALCULATIONS); + + ArraySetAsSeries(BufferK, false); + ArraySetAsSeries(BufferD, false); + ArraySetAsSeries(BufferHA_RSI, false); + +//--- Create a handle to our custom RSI_HeikenAshi indicator --- +// The path must be relative to the MQL5/Indicators/ folder +// We assume it's in the MyIndicators subfolder + string indicator_path = "MyIndicators\\RSI_HeikenAshi"; + handle_ha_rsi = iCustom(_Symbol, _Period, indicator_path, + InpLengthRSI, // Pass RSI Period + 14, // Pass default MA Period (not used by the RSI line itself) + MODE_SMA // Pass default MA Method (not used) + ); + if(handle_ha_rsi == INVALID_HANDLE) + Print("Error creating iCustom handle for RSI_HeikenAshi."); + + IndicatorSetInteger(INDICATOR_DIGITS, 2); + PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, ExtLengthRSI + ExtLengthStoch - 2); + PlotIndexSetInteger(1, PLOT_DRAW_BEGIN, ExtLengthRSI + ExtLengthStoch + ExtSmoothD - 3); + IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("HA_StochRSI_Fast(%d,%d,%d)", ExtLengthRSI, ExtLengthStoch, ExtSmoothD)); + } + +//+------------------------------------------------------------------+ +//| Fast StochRSI on Heiken Ashi calculation 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(rates_total < ExtLengthRSI + ExtLengthStoch) + return(0); + +//--- STEP 1: Get Heiken Ashi RSI values from our custom indicator + if(BarsCalculated(handle_ha_rsi) < rates_total) + return(0); +// We need the raw HA_RSI line, which is in buffer #1 of the RSI_HeikenAshi indicator + if(CopyBuffer(handle_ha_rsi, 1, 0, rates_total, BufferHA_RSI) <= 0) + return(0); + +//--- Main calculation loop + for(int i = 0; i < rates_total; i++) + { + //--- STEP 2: Calculate Fast %K on the HA_RSI buffer --- + if(i >= ExtLengthRSI + ExtLengthStoch - 2) + { + double highest_ha_rsi = Highest(BufferHA_RSI, ExtLengthStoch, i); + double lowest_ha_rsi = Lowest(BufferHA_RSI, ExtLengthStoch, i); + + double range = highest_ha_rsi - lowest_ha_rsi; + if(range > 0.00001) + BufferK[i] = (BufferHA_RSI[i] - lowest_ha_rsi) / range * 100.0; + else + BufferK[i] = (i > 0) ? BufferK[i-1] : 50.0; + } + else + { + BufferK[i] = 0; + } + + //--- STEP 3: Calculate %D (Signal Line) as an SMA of %K --- + if(i >= ExtLengthRSI + ExtLengthStoch + ExtSmoothD - 3) + { + double sum = 0; + for(int j = 0; j < ExtSmoothD; j++) + { + sum += BufferK[i-j]; + } + BufferD[i] = sum / ExtSmoothD; + } + else + { + BufferD[i] = 0; + } + } + return(rates_total); + } + +//+------------------------------------------------------------------+ +//| Finds the highest value in a given period of an array. | +//+------------------------------------------------------------------+ +double Highest(const double &array[], int period, int current_pos) + { + double res = array[current_pos]; + for(int i = 1; i < period; i++) + { + int index = current_pos - i; + if(index < 0) + break; + if(res < array[index]) + res = array[index]; + } + return(res); + } + +//+------------------------------------------------------------------+ +//| Finds the lowest value in a given period of an array. | +//+------------------------------------------------------------------+ +double Lowest(const double &array[], int period, int current_pos) + { + double res = array[current_pos]; + for(int i = 1; i < period; i++) + { + int index = current_pos - i; + if(index < 0) + break; + if(res > array[index]) + res = array[index]; + } + return(res); + } +//+------------------------------------------------------------------+ +//+------------------------------------------------------------------+