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Indicators/MyIndicators/Authors/Ehlers/2_Oscillators/Gaussian_Momentum_Advanced_Pro.mq5

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+//+------------------------------------------------------------------+
+//|                               Gaussian_Momentum_Advanced_Pro.mq5 |
+//|                                          Copyright 2025, xxxxxxxx|
+//+------------------------------------------------------------------+
+#property copyright "Copyright 2025, xxxxxxxx"
+#property version   "1.00"
+#property description "Advanced Gaussian Momentum with optional Signal Line."
+
+#property indicator_separate_window
+#property indicator_buffers 2
+#property indicator_plots   2
+
+//--- Plot 1: Momentum
+#property indicator_label1  "Momentum"
+#property indicator_type1   DRAW_LINE
+#property indicator_color1  clrLimeGreen
+#property indicator_style1  STYLE_SOLID
+#property indicator_width1  1
+
+//--- Plot 2: Signal
+#property indicator_label2  "Signal"
+#property indicator_type2   DRAW_LINE
+#property indicator_color2  clrTomato
+#property indicator_style2  STYLE_SOLID
+#property indicator_width2  1
+
+#property indicator_level1 0.0
+#property indicator_levelstyle STYLE_DOT
+
+#include <MyIncludes\Gaussian_Momentum_Advanced_Calculator.mqh>
+
+//--- Enums
+enum ENUM_DISPLAY_MODE
+  {
+   DISPLAY_MOMENTUM_ONLY,
+   DISPLAY_MOMENTUM_AND_SIGNAL
+  };
+
+//--- Inputs
+input group                     "Momentum Settings"
+input int                       InpPeriod       = 20;
+input ENUM_APPLIED_PRICE_HA_ALL InpSourcePrice  = PRICE_CLOSE_STD;
+
+input group                     "Signal Settings"
+input ENUM_DISPLAY_MODE         InpDisplayMode  = DISPLAY_MOMENTUM_AND_SIGNAL;
+input int                       InpSignalPeriod = 12;
+input ENUM_MA_TYPE              InpSignalMAType = SMA;
+
+//--- Buffers
+double    BufferMomentum[];
+double    BufferSignal[];
+
+//--- Calculator
+CGaussianMomentumAdvancedCalculator *g_calculator;
+
+//+------------------------------------------------------------------+
+int OnInit()
+  {
+   SetIndexBuffer(0, BufferMomentum, INDICATOR_DATA);
+   SetIndexBuffer(1, BufferSignal,   INDICATOR_DATA);
+   ArraySetAsSeries(BufferMomentum,  false);
+   ArraySetAsSeries(BufferSignal,    false);
+
+   g_calculator = new CGaussianMomentumAdvancedCalculator();
+
+   bool use_ha = (InpSourcePrice <= PRICE_HA_CLOSE);
+
+   if(CheckPointer(g_calculator) == POINTER_INVALID ||
+      !g_calculator.Init(InpPeriod, InpSignalPeriod, InpSignalMAType, use_ha))
+     {
+      return(INIT_FAILED);
+     }
+
+   string type = use_ha ? " HA" : "";
+   IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("G-Mom Adv%s(%d,%d)", type, InpPeriod, InpSignalPeriod));
+
+   PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, 2);
+   PlotIndexSetInteger(1, PLOT_DRAW_BEGIN, 2 + InpSignalPeriod);
+
+   return(INIT_SUCCEEDED);
+  }
+
+//+------------------------------------------------------------------+
+void OnDeinit(const int reason)
+  {
+   if(CheckPointer(g_calculator) != POINTER_INVALID)
+      delete g_calculator;
+  }
+
+//+------------------------------------------------------------------+
+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)
+      return 0;
+
+   ENUM_APPLIED_PRICE price_type;
+   if(InpSourcePrice <= PRICE_HA_CLOSE)
+      price_type = (ENUM_APPLIED_PRICE)(-(int)InpSourcePrice);
+   else
+      price_type = (ENUM_APPLIED_PRICE)InpSourcePrice;
+
+   g_calculator.Calculate(rates_total, prev_calculated, price_type, open, high, low, close, BufferMomentum, BufferSignal);
+
+// Handle Display Mode
+   if(InpDisplayMode == DISPLAY_MOMENTUM_ONLY)
+     {
+      int start = (prev_calculated > 0) ? prev_calculated - 1 : 0;
+      for(int i = start; i < rates_total; i++)
+         BufferSignal[i] = EMPTY_VALUE;
+     }
+
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+
+//+------------------------------------------------------------------+