new files added

2026-08-08 01:57:44 +00:00 · 2025-08-19 08:52:50 +02:00
parent c965c98258
commit c4adc84c30
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+//+------------------------------------------------------------------+
+//|                                           Chart_HeikinAshi.mq5   |
+//|                      Copyright 2025, xxxxxxxx                    |
+//|                                                                  |
+//+------------------------------------------------------------------+
+#property copyright "Copyright 2025, xxxxxxxx"
+#property link      ""
+#property version   "3.00" // Refactored for stability and new calculator
+#property description "Draws Heikin Ashi candles on the main chart."
+
+//--- Custom Toolkit Include ---
+#include <MyIncludes\HeikinAshi_Tools.mqh>
+
+//--- Indicator Window and Plot Properties ---
+#property indicator_chart_window  // Draw on the main chart window
+#property indicator_buffers 5       // 4 for OHLC, 1 for color
+#property indicator_plots   1
+
+//--- Plot 1: Heikin Ashi Candles
+#property indicator_type1   DRAW_COLOR_CANDLES
+#property indicator_color1  clrDodgerBlue, clrMaroon // Up and Down colors
+#property indicator_label1  "HA Open;HA High;HA Low;HA Close" // Labels for Data Window
+
+//--- Indicator Buffers ---
+double    BufferHA_Open[];
+double    BufferHA_High[];
+double    BufferHA_Low[];
+double    BufferHA_Close[];
+double    BufferColor[];    // Buffer for candle colors
+
+//--- Global Objects ---
+CHeikinAshi_Calculator *g_ha_calculator; // Pointer to our Heikin Ashi calculator
+
+//+------------------------------------------------------------------+
+//| Custom indicator initialization function.                        |
+//+------------------------------------------------------------------+
+int OnInit()
+  {
+//--- Map the buffers to the indicator's internal memory
+   SetIndexBuffer(0, BufferHA_Open,  INDICATOR_DATA);
+   SetIndexBuffer(1, BufferHA_High,  INDICATOR_DATA);
+   SetIndexBuffer(2, BufferHA_Low,   INDICATOR_DATA);
+   SetIndexBuffer(3, BufferHA_Close, INDICATOR_DATA);
+   SetIndexBuffer(4, BufferColor,    INDICATOR_COLOR_INDEX);
+
+//--- Set buffers to non-timeseries for stable calculation
+   ArraySetAsSeries(BufferHA_Open,  false);
+   ArraySetAsSeries(BufferHA_High,  false);
+   ArraySetAsSeries(BufferHA_Low,   false);
+   ArraySetAsSeries(BufferHA_Close, false);
+   ArraySetAsSeries(BufferColor,    false);
+
+//--- Set indicator properties
+   IndicatorSetInteger(INDICATOR_DIGITS, _Digits); // Use the same precision as the symbol
+   IndicatorSetString(INDICATOR_SHORTNAME, "Heikin Ashi");
+   PlotIndexSetDouble(0, PLOT_EMPTY_VALUE, 0.0); // Define the empty value for the plot
+
+//--- Create the calculator instance
+   g_ha_calculator = new CHeikinAshi_Calculator();
+   if(CheckPointer(g_ha_calculator) == POINTER_INVALID)
+     {
+      Print("Error creating CHeikinAshi_Calculator object");
+      return(INIT_FAILED);
+     }
+
+   return(INIT_SUCCEEDED);
+  }
+
+//+------------------------------------------------------------------+
+//| Custom indicator deinitialization function.                      |
+//+------------------------------------------------------------------+
+void OnDeinit(const int reason)
+  {
+//--- Free the calculator object to prevent memory leaks
+   if(CheckPointer(g_ha_calculator) != POINTER_INVALID)
+     {
+      delete g_ha_calculator;
+      g_ha_calculator = NULL;
+     }
+  }
+
+//+------------------------------------------------------------------+
+//| Heikin 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[])
+  {
+//--- Check if there is enough historical data
+   if(rates_total < 2)
+      return(0);
+
+//--- STEP 1: Calculate Heikin Ashi bars directly into the indicator buffers
+   g_ha_calculator.Calculate(rates_total, open, high, low, close,
+                             BufferHA_Open, BufferHA_High, BufferHA_Low, BufferHA_Close);
+
+//--- STEP 2: Set the colors for the candles
+   for(int i = 0; i < rates_total; i++)
+     {
+      //--- Set the color for the current candle
+      // Color index 0 (clrDodgerBlue) for bullish candles
+      // Color index 1 (clrMaroon) for bearish candles
+      if(BufferHA_Open[i] < BufferHA_Close[i])
+         BufferColor[i] = 0.0; // Bullish
+      else
+         BufferColor[i] = 1.0; // Bearish
+     }
+
+//--- Return value of rates_total to signal a full recalculation
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+
+//+------------------------------------------------------------------+