new files added

2026-07-27 20:47:44 +00:00 · 2025-12-19 23:02:27 +01:00
parent 71bc9aec7f
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+//+------------------------------------------------------------------+
+//|                                 LinearRegression_Channel_Pro.mq5 |
+//|                                          Copyright 2025, xxxxxxxx|
+//+------------------------------------------------------------------+
+#property copyright "Copyright 2025, xxxxxxxx"
+#property version   "1.00"
+#property description "Professional Linear Regression Channel (Straight Segment)"
+#property description "Draws the regression channel for the most recent N bars."
+
+//--- Indicator Window and Plot Properties ---
+#property indicator_chart_window
+#property indicator_buffers 3
+#property indicator_plots   3
+
+//--- Plot 1: Upper Channel
+#property indicator_label1  "Upper"
+#property indicator_type1   DRAW_LINE
+#property indicator_color1  clrDodgerBlue
+#property indicator_style1  STYLE_DOT
+#property indicator_width1  1
+
+//--- Plot 2: Lower Channel
+#property indicator_label2  "Lower"
+#property indicator_type2   DRAW_LINE
+#property indicator_color2  clrDodgerBlue
+#property indicator_style2  STYLE_DOT
+#property indicator_width2  1
+
+//--- Plot 3: Regression Line (Middle)
+#property indicator_label3  "Regression"
+#property indicator_type3   DRAW_LINE
+#property indicator_color3  clrRed
+#property indicator_style3  STYLE_SOLID
+#property indicator_width3  2
+
+#include <MyIncludes\LinearRegression_Calculator.mqh>
+
+//--- Input Parameters ---
+input int                       InpRegressionPeriod = 100;
+input ENUM_APPLIED_PRICE_HA_ALL InpSourcePrice      = PRICE_CLOSE_STD;
+input ENUM_CHANNEL_MODE         InpChannelMode      = DEVIATION_STANDARD;
+input double                    InpDeviations       = 2.0;
+
+//--- Buffers
+double    BufferUpper[];
+double    BufferLower[];
+double    BufferMiddle[];
+
+CLinearRegressionCalculator *g_calculator;
+
+//+------------------------------------------------------------------+
+//| OnInit                                                           |
+//+------------------------------------------------------------------+
+int OnInit()
+  {
+   SetIndexBuffer(0, BufferUpper,  INDICATOR_DATA);
+   SetIndexBuffer(1, BufferLower,  INDICATOR_DATA);
+   SetIndexBuffer(2, BufferMiddle, INDICATOR_DATA);
+
+   ArraySetAsSeries(BufferUpper,  false);
+   ArraySetAsSeries(BufferLower,  false);
+   ArraySetAsSeries(BufferMiddle, false);
+
+// Initialize with EMPTY_VALUE to hide the line outside the channel
+   PlotIndexSetDouble(0, PLOT_EMPTY_VALUE, EMPTY_VALUE);
+   PlotIndexSetDouble(1, PLOT_EMPTY_VALUE, EMPTY_VALUE);
+   PlotIndexSetDouble(2, PLOT_EMPTY_VALUE, EMPTY_VALUE);
+
+   if(InpSourcePrice <= PRICE_HA_CLOSE)
+      g_calculator = new CLinearRegressionCalculator_HA();
+   else
+      g_calculator = new CLinearRegressionCalculator();
+
+   if(!g_calculator.Init(InpRegressionPeriod, InpChannelMode, InpDeviations))
+      return(INIT_FAILED);
+
+   IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("LinReg Channel(%d)", InpRegressionPeriod));
+   return(INIT_SUCCEEDED);
+  }
+
+//+------------------------------------------------------------------+
+//| OnDeinit                                                         |
+//+------------------------------------------------------------------+
+void OnDeinit(const int reason)
+  {
+   if(CheckPointer(g_calculator) != POINTER_INVALID)
+      delete g_calculator;
+  }
+
+//+------------------------------------------------------------------+
+//| 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(CheckPointer(g_calculator) == POINTER_INVALID)
+      return 0;
+
+   ENUM_APPLIED_PRICE price_type = (InpSourcePrice <= PRICE_HA_CLOSE) ? (ENUM_APPLIED_PRICE)(-(int)InpSourcePrice) : (ENUM_APPLIED_PRICE)InpSourcePrice;
+
+// Clear the buffer index just before the channel starts to create the visual "cut"
+// This handles the movement of the channel forward in time.
+   int start_pos = rates_total - InpRegressionPeriod;
+   if(start_pos > 0)
+     {
+      BufferUpper[start_pos-1] = EMPTY_VALUE;
+      BufferLower[start_pos-1] = EMPTY_VALUE;
+      BufferMiddle[start_pos-1] = EMPTY_VALUE;
+     }
+
+   g_calculator.CalculateStaticChannel(rates_total, open, high, low, close, price_type, BufferMiddle, BufferUpper, BufferLower);
+
+   return(rates_total);
+  }
+//+------------------------------------------------------------------+
+//+------------------------------------------------------------------+