new files added

2026-07-27 20:47:44 +00:00 · 2026-03-19 12:43:48 +01:00
parent 58b5fde6de
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+//+------------------------------------------------------------------+
+//|                                   VolumePressure_Candles_Pro.mq5 |
+//|                                          Copyright 2026, xxxxxxxx|
+//+------------------------------------------------------------------+
+#property copyright "Copyright 2026, xxxxxxxx"
+#property version   "1.00"
+#property description "Volume Pressure Candles (Main Chart Overlay)."
+#property description "Colors standard candles based on buying/selling pressure intensity."
+
+#property indicator_chart_window
+#property indicator_buffers 6
+#property indicator_plots   1
+
+//--- Plot 1: Color Candles
+#property indicator_label1  "VP Open;VP High;VP Low;VP Close"
+#property indicator_type1   DRAW_COLOR_CANDLES
+// 4-Color Heatmap Palette:
+// 0: Strong Bull (Lime)
+// 1: Weak Bull (ForestGreen)
+// 2: Weak Bear (FireBrick)
+// 3: Strong Bear (Red)
+#property indicator_color1  clrLime, clrForestGreen, clrFireBrick, clrRed
+#property indicator_style1  STYLE_SOLID
+#property indicator_width1  1
+
+#include <MyIncludes\VolumePressure_Calculator.mqh>
+
+//--- Input Parameters
+input int InpSmoothPeriod = 1; // Smoothing (1 = Raw Pressure)
+
+//--- Buffers for Drawing Candles
+double BufOpen[];
+double BufHigh[];
+double BufLow[];
+double BufClose[];
+double BufColor[];
+
+//--- Hidden Buffer for Mathematical Calculation
+double BufMath[];
+
+//--- Global Engine
+CVolumePressureCalculator *g_calc;
+
+//+------------------------------------------------------------------+
+//| OnInit                                                           |
+//+------------------------------------------------------------------+
+int OnInit()
+  {
+// Bind Drawing Buffers (Must be strictly O, H, L, C, Color)
+   SetIndexBuffer(0, BufOpen,  INDICATOR_DATA);
+   SetIndexBuffer(1, BufHigh,  INDICATOR_DATA);
+   SetIndexBuffer(2, BufLow,   INDICATOR_DATA);
+   SetIndexBuffer(3, BufClose, INDICATOR_DATA);
+   SetIndexBuffer(4, BufColor, INDICATOR_COLOR_INDEX);
+
+// Bind Hidden Math Buffer
+   SetIndexBuffer(5, BufMath,  INDICATOR_CALCULATIONS);
+
+   string name = (InpSmoothPeriod > 1) ? StringFormat("VP Candles(EMA%d)", InpSmoothPeriod) : "VP Candles(Raw)";
+   IndicatorSetString(INDICATOR_SHORTNAME, name);
+
+// Prevent drawing zero-values
+   PlotIndexSetDouble(0, PLOT_EMPTY_VALUE, EMPTY_VALUE);
+
+   g_calc = new CVolumePressureCalculator();
+   if(!g_calc.Init(InpSmoothPeriod))
+     {
+      Print("Error: Failed to initialize Volume Pressure Engine.");
+      return INIT_FAILED;
+     }
+
+// Optional: Force chart to show candles
+   ChartSetInteger(0, CHART_MODE, CHART_CANDLES);
+
+   return(INIT_SUCCEEDED);
+  }
+
+//+------------------------------------------------------------------+
+//| OnDeinit                                                         |
+//+------------------------------------------------------------------+
+void OnDeinit(const int reason)
+  {
+   if(CheckPointer(g_calc) == POINTER_DYNAMIC)
+      delete g_calc;
+  }
+
+//+------------------------------------------------------------------+
+//| OnCalculate                                                      |
+//+------------------------------------------------------------------+
+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(rates_total < 2)
+      return 0;
+
+// 1. Calculate Core Mathematical Values (-1.0 to 1.0) via Engine
+   g_calc.Calculate(rates_total, prev_calculated, high, low, close, BufMath);
+
+// 2. Map standard OHLC data and apply Color Logic (O(1) incremental)
+   int start = (prev_calculated > 0) ? prev_calculated - 1 : 0;
+
+   for(int i = start; i < rates_total; i++)
+     {
+      // Copy physical candle dimensions
+      BufOpen[i]  = open[i];
+      BufHigh[i]  = high[i];
+      BufLow[i]   = low[i];
+      BufClose[i] = close[i];
+
+      // Extract pressure metric
+      double pressure = BufMath[i];
+
+      // 4-Zone Heatmap Logic
+      if(pressure >= 0.5)
+         BufColor[i] = 0.0; // Strong Bull (Climax/Control) -> Lime
+      else
+         if(pressure >= 0.0)
+            BufColor[i] = 1.0; // Weak Bull -> ForestGreen
+         else
+            if(pressure > -0.5)
+               BufColor[i] = 2.0; // Weak Bear -> FireBrick
+            else
+               BufColor[i] = 3.0; // Strong Bear (Climax/Control) -> Red
+     }
+
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+
+//+------------------------------------------------------------------+