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refactor: final version using OBJ_REGRESSION

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Toh4iem9
2025-08-30 13:17:13 +02:00
parent d0270f2c99
commit 2bbf3abf4e
1 changed files with 13 additions and 16 deletions
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Indicators/MyIndicators/LinearRegressionChannel.mq5
+13 -16
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@@ -5,14 +5,14 @@
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
#property copyright "Copyright 2025, xxxxxxxx" #property copyright "Copyright 2025, xxxxxxxx"
#property link "" #property link ""
#property version "2.02" // Removed non-functional Deviation parameter #property version "1.00" // Final version using OBJ_REGRESSION
#property description "Draws a clean Linear Regression Channel using the built-in object." #property description "Draws a Linear Regression Channel where width is based on max deviation."
#property indicator_chart_window #property indicator_chart_window
#property indicator_buffers 0 #property indicator_buffers 0
#property indicator_plots 0 #property indicator_plots 0
//--- Input Parameters --- //--- Input Parameters ---
input int InpRegressionPeriod = 100; // The number of bars to calculate the channel on input int InpRegressionPeriod = 100; // Period for the regression calculation
input group "Channel Extensions" input group "Channel Extensions"
input bool InpRayRight = false; // Extend channel to the right input bool InpRayRight = false; // Extend channel to the right
input bool InpRayLeft = false; // Extend channel to the left input bool InpRayLeft = false; // Extend channel to the left
@@ -54,7 +54,7 @@ void OnDeinit(const int reason)
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
void OnTimer() void OnTimer()
{ {
UpdateRegressionChannel(); UpdateChannel();
} }
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
@@ -77,7 +77,7 @@ int OnCalculate(const int rates_total,
datetime last_bar_time = time[rates_total - 1]; datetime last_bar_time = time[rates_total - 1];
if(last_bar_time > g_last_update_time) if(last_bar_time > g_last_update_time)
{ {
UpdateRegressionChannel(); UpdateChannel();
g_last_update_time = last_bar_time; g_last_update_time = last_bar_time;
} }
@@ -87,7 +87,7 @@ int OnCalculate(const int rates_total,
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
//| Updates the position and properties of the regression channel. | //| Updates the position and properties of the regression channel. |
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+
void UpdateRegressionChannel() void UpdateChannel()
{ {
if(Bars(_Symbol, _Period) < g_ExtPeriod) if(Bars(_Symbol, _Period) < g_ExtPeriod)
return; return;
@@ -104,21 +104,18 @@ void UpdateRegressionChannel()
} }
// Set visual properties only once on creation // Set visual properties only once on creation
ObjectSetInteger(0, g_channel_name, OBJPROP_COLOR, clrRed); ObjectSetInteger(0, g_channel_name, OBJPROP_COLOR, clrGreen);
ObjectSetInteger(0, g_channel_name, OBJPROP_STYLE, STYLE_SOLID); ObjectSetInteger(0, g_channel_name, OBJPROP_STYLE, STYLE_SOLID);
ObjectSetInteger(0, g_channel_name, OBJPROP_FILL, false); ObjectSetInteger(0, g_channel_name, OBJPROP_FILL, false);
ObjectSetInteger(0, g_channel_name, OBJPROP_SELECTABLE, false); ObjectSetInteger(0, g_channel_name, OBJPROP_SELECTABLE, false);
ObjectSetInteger(0, g_channel_name, OBJPROP_RAY_RIGHT, InpRayRight);
ObjectSetInteger(0, g_channel_name, OBJPROP_RAY_LEFT, InpRayLeft);
}
else
{
ObjectSetInteger(0, g_channel_name, OBJPROP_TIME, 0, time1);
ObjectSetInteger(0, g_channel_name, OBJPROP_TIME, 1, time2);
ObjectSetInteger(0, g_channel_name, OBJPROP_RAY_RIGHT, InpRayRight);
ObjectSetInteger(0, g_channel_name, OBJPROP_RAY_LEFT, InpRayLeft);
} }
// Update properties on every call
ObjectSetInteger(0, g_channel_name, OBJPROP_TIME, 0, time1);
ObjectSetInteger(0, g_channel_name, OBJPROP_TIME, 1, time2);
ObjectSetInteger(0, g_channel_name, OBJPROP_RAY_RIGHT, InpRayRight);
ObjectSetInteger(0, g_channel_name, OBJPROP_RAY_LEFT, InpRayLeft);
ChartRedraw(); ChartRedraw();
} }
//+------------------------------------------------------------------+ //+------------------------------------------------------------------+