new files added

2026-07-27 20:47:44 +00:00 · 2025-08-12 22:48:29 +02:00
parent 1aad466bca
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+//+------------------------------------------------------------------+
+//|                                             Chart_HeikenAshi.mq5 |
+//|                      Copyright 2025, xxxxxxxx                    |
+//|                                                                  |
+//+------------------------------------------------------------------+
+#property copyright "Copyright 2025, xxxxxxxx"
+#property link      ""
+#property version   "2.00" // Refactored to use HA_Tools.mqh
+#property description "Draws Heiken Ashi candles on the main chart."
+
+//--- Custom Toolkit Include ---
+#include <MyIncludes\HA_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: Heiken 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 ---
+CHA_Calculator g_ha_calculator; // Global instance of our Heiken Ashi calculator
+
+//+------------------------------------------------------------------+
+//| Custom indicator initialization function.                        |
+//| Called once when the indicator is first loaded.                  |
+//+------------------------------------------------------------------+
+void 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 indicator properties
+   IndicatorSetInteger(INDICATOR_DIGITS, _Digits); // Use the same precision as the symbol
+   IndicatorSetString(INDICATOR_SHORTNAME, "Heiken Ashi");
+   PlotIndexSetDouble(0, PLOT_EMPTY_VALUE, 0.0); // Define the empty value for the plot
+  }
+
+//+------------------------------------------------------------------+
+//| Heiken Ashi calculation function.                                |
+//| Called on every new tick or new bar.                             |
+//+------------------------------------------------------------------+
+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 Heiken Ashi bars using our toolkit
+// We use a full recalculation (prev_calculated=0) for maximum stability
+   if(!g_ha_calculator.Calculate(rates_total, 0, open, high, low, close))
+     {
+      Print("Heiken Ashi calculation failed in OnCalculate.");
+      return(0);
+     }
+
+//--- STEP 2: Copy data from the calculator and set colors
+// The main loop iterates through all bars to ensure data consistency
+   for(int i = 0; i < rates_total; i++)
+     {
+      // Copy the calculated HA values from our toolkit to the indicator's buffers
+      BufferHA_Open[i]  = g_ha_calculator.ha_open[i];
+      BufferHA_High[i]  = g_ha_calculator.ha_high[i];
+      BufferHA_Low[i]   = g_ha_calculator.ha_low[i];
+      BufferHA_Close[i] = g_ha_calculator.ha_close[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 prev_calculated for the next call
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+
+//+------------------------------------------------------------------+