new files added

2026-08-06 09:07:45 +00:00 · 2025-09-22 13:54:03 +02:00
parent 804c67d036
commit 42bf913482
1 changed files with 107 additions and 0 deletions
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+//+------------------------------------------------------------------+
+//|                                     Holt_Channel_HeikinAshi.mq5  |
+//|                                          Copyright 2025, xxxxxxxx|
+//+------------------------------------------------------------------+
+#property copyright "Copyright 2025, xxxxxxxx"
+#property version   "1.00"
+#property description "Holt's Forecast Channel on Heikin Ashi data."
+
+#property indicator_chart_window
+#property indicator_buffers 3
+#property indicator_plots   3
+
+#include <MyIncludes\Holt_Calculator.mqh>
+
+//--- Plot 1: Upper Band
+#property indicator_label1  "Upper Channel (HA)"
+#property indicator_type1   DRAW_LINE
+#property indicator_color1  clrSilver
+#property indicator_style1  STYLE_DOT
+#property indicator_width1  1
+
+//--- Plot 2: Lower Band
+#property indicator_label2  "Lower Channel (HA)"
+#property indicator_type2   DRAW_LINE
+#property indicator_color2  clrSilver
+#property indicator_style2  STYLE_DOT
+#property indicator_width2  1
+
+//--- Plot 3: Center Line (Holt MA)
+#property indicator_label3  "Center Line (HA)"
+#property indicator_type3   DRAW_LINE
+#property indicator_color3  clrMediumSeaGreen
+#property indicator_style3  STYLE_SOLID
+#property indicator_width3  2
+
+//--- Input Parameters ---
+input int    InpPeriod         = 20;
+input double InpAlpha          = 0.1;
+input double InpBeta           = 0.05;
+input int    InpForecastPeriod = 5;
+
+//--- Indicator Buffers ---
+double    BufferUpperBand[];
+double    BufferLowerBand[];
+double    BufferCenterLine[];
+
+//--- Global calculator object ---
+CHoltMACalculator_HA *g_calculator;
+
+//+------------------------------------------------------------------+
+//| Custom indicator initialization function.                        |
+//+------------------------------------------------------------------+
+int OnInit()
+  {
+   SetIndexBuffer(0, BufferUpperBand,  INDICATOR_DATA);
+   SetIndexBuffer(1, BufferLowerBand,  INDICATOR_DATA);
+   SetIndexBuffer(2, BufferCenterLine, INDICATOR_DATA);
+
+   ArraySetAsSeries(BufferUpperBand,  false);
+   ArraySetAsSeries(BufferLowerBand,  false);
+   ArraySetAsSeries(BufferCenterLine, false);
+
+   PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, 2);
+   PlotIndexSetInteger(1, PLOT_DRAW_BEGIN, 2);
+   PlotIndexSetInteger(2, PLOT_DRAW_BEGIN, 2);
+   IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("Holt Channel HA(%d, %d)", InpPeriod, InpForecastPeriod));
+
+   g_calculator = new CHoltMACalculator_HA();
+   if(CheckPointer(g_calculator) == POINTER_INVALID || !g_calculator.Init(InpPeriod, InpAlpha, InpBeta))
+     {
+      Print("Failed to initialize Holt MA HA Calculator.");
+      return(INIT_FAILED);
+     }
+   return(INIT_SUCCEEDED);
+  }
+
+//+------------------------------------------------------------------+
+//| Custom indicator deinitialization function.                      |
+//+------------------------------------------------------------------+
+void OnDeinit(const int reason)
+  {
+   if(CheckPointer(g_calculator) != POINTER_INVALID)
+      delete g_calculator;
+  }
+
+//+------------------------------------------------------------------+
+//| Custom indicator iteration function.                             |
+//+------------------------------------------------------------------+
+int OnCalculate(const int rates_total, const int, const datetime&[], const double &open[], const double &high[], const double &low[], const double &close[], const long&[], const long&[], const int&[])
+  {
+   if(CheckPointer(g_calculator) != POINTER_INVALID)
+     {
+      double trend_buffer[], level_buffer[];
+      g_calculator.Calculate(rates_total, PRICE_CLOSE, open, high, low, close, BufferCenterLine, trend_buffer, level_buffer);
+
+      int forecast_period = (InpForecastPeriod < 1) ? 1 : InpForecastPeriod;
+
+      for(int i = 2; i < rates_total; i++)
+        {
+         BufferUpperBand[i] = level_buffer[i] + forecast_period * trend_buffer[i];
+         BufferLowerBand[i] = level_buffer[i] - forecast_period * trend_buffer[i];
+        }
+     }
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+
+//+------------------------------------------------------------------+