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2026-08-10 02:50:58 +00:00 · 2025-09-21 11:07:40 +02:00
parent 7f0ddd55b1
commit dd039444ff
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+//+------------------------------------------------------------------+
+//|                                                  Jurik_MA.mq5    |
+//|                                          Copyright 2025, xxxxxxxx|
+//|                                                                  |
+//+------------------------------------------------------------------+
+#property copyright "Copyright 2025, xxxxxxxx"
+#property version   "1.01"
+#property description "Jurik Moving Average (JMA) indicator based on the revealed algorithm."
+
+#property indicator_chart_window
+#property indicator_buffers 1
+#property indicator_plots   1
+
+#include <MyIncludes\Jurik_Calculators.mqh>
+
+//--- Plot 1: JMA Line
+#property indicator_label1  "JMA"
+#property indicator_type1   DRAW_LINE
+#property indicator_color1  clrCrimson
+#property indicator_style1  STYLE_SOLID
+#property indicator_width1  2
+
+//--- Input Parameters ---
+input int    InpLength = 14; // JMA Length (influences smoothness)
+input double InpPhase  = 0;  // JMA Phase (-100 to +100, influences overshoot/undershoot)
+
+//--- Indicator Buffers ---
+double    BufferJMA[];
+
+//--- Global calculator object ---
+CJurikMACalculator *g_calculator;
+
+//+------------------------------------------------------------------+
+//| Custom indicator initialization function.                        |
+//+------------------------------------------------------------------+
+int OnInit()
+  {
+   SetIndexBuffer(0, BufferJMA, INDICATOR_DATA);
+   ArraySetAsSeries(BufferJMA, false);
+
+   PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, InpLength);
+   IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("JMA(%d, %.1f)", InpLength, InpPhase));
+
+   g_calculator = new CJurikMACalculator();
+   if(CheckPointer(g_calculator) == POINTER_INVALID || !g_calculator.Init(InpLength, InpPhase, 0))
+     {
+      Print("Failed to initialize Jurik 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 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(CheckPointer(g_calculator) != POINTER_INVALID)
+     {
+      //--- Corrected: Pass dummy arrays for the unused Band and Volatility outputs
+      double dummy_upper[], dummy_lower[], dummy_volty[];
+      g_calculator.Calculate(rates_total, open, high, low, close,
+                             BufferJMA, dummy_upper, dummy_lower, dummy_volty);
+     }
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+