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2026-07-29 05:27:43 +00:00 · 2025-10-29 23:37:23 +01:00
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+//+------------------------------------------------------------------+
+//|                                             Laguerre_RSI_Pro.mq5 |
+//|                                          Copyright 2025, xxxxxxxx|
+//|                                                                  |
+//+------------------------------------------------------------------+
+#property copyright "Copyright 2025, xxxxxxxx"
+#property link      ""
+#property version   "1.10" // Added value clamping for strict 0-100 range
+#property description "John Ehlers' Laguerre RSI with selectable price source (Standard/Heikin Ashi)."
+
+//--- Indicator Window and Plot Properties ---
+#property indicator_separate_window
+#property indicator_buffers 1
+#property indicator_plots   1
+#property indicator_type1   DRAW_LINE
+#property indicator_color1  clrDodgerBlue
+#property indicator_style1  STYLE_SOLID
+#property indicator_width1  1
+#property indicator_label1  "Laguerre RSI"
+
+//--- Scale and Level Properties (scaled to 0-100) ---
+#property indicator_minimum 0   // CORRECTED: Back to standard 0
+#property indicator_maximum 100 // CORRECTED: Back to standard 100
+#property indicator_level1 20.0
+#property indicator_level2 50.0
+#property indicator_level3 80.0
+#property indicator_levelcolor clrGray
+#property indicator_levelstyle STYLE_DOT
+
+//--- Include the calculator engine ---
+#include <MyIncludes\Laguerre_RSI_Calculator.mqh>
+
+//--- Input Parameters ---
+input double                    InpGamma        = 0.2; // Laguerre filter coefficient (0 to 1)
+input ENUM_APPLIED_PRICE_HA_ALL InpSourcePrice  = PRICE_CLOSE_STD;
+
+//--- Indicator Buffers ---
+double    BufferLRSI[];
+
+//--- Global calculator object (as a base class pointer) ---
+CLaguerreRSICalculator *g_calculator;
+
+//+------------------------------------------------------------------+
+//| Custom indicator initialization function.                        |
+//+------------------------------------------------------------------+
+int OnInit()
+  {
+   SetIndexBuffer(0, BufferLRSI, INDICATOR_DATA);
+   ArraySetAsSeries(BufferLRSI, false);
+
+   if(InpSourcePrice <= PRICE_HA_CLOSE)
+     {
+      g_calculator = new CLaguerreRSICalculator_HA();
+      IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("Laguerre RSI HA(%.2f)", InpGamma));
+     }
+   else
+     {
+      g_calculator = new CLaguerreRSICalculator();
+      IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("Laguerre RSI(%.2f)", InpGamma));
+     }
+
+   if(CheckPointer(g_calculator) == POINTER_INVALID || !g_calculator.Init(InpGamma))
+     {
+      Print("Failed to create or initialize Laguerre RSI Calculator object.");
+      return(INIT_FAILED);
+     }
+
+   PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, 2);
+   IndicatorSetInteger(INDICATOR_DIGITS, 2);
+
+   return(INIT_SUCCEEDED);
+  }
+
+//+------------------------------------------------------------------+
+//| Custom indicator deinitialization function.                      |
+//+------------------------------------------------------------------+
+void OnDeinit(const int reason)
+  {
+   if(CheckPointer(g_calculator) != POINTER_INVALID)
+      delete g_calculator;
+  }
+
+//+------------------------------------------------------------------+
+//| Custom indicator calculation 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)
+      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, price_type, open, high, low, close, BufferLRSI);
+
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+
+//+------------------------------------------------------------------+