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2025-12-01 16:17:10 +01:00

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//+------------------------------------------------------------------+
//| Supertrend_Pro.mq5|
//| Copyright 2025, xxxxxxxx|
//+------------------------------------------------------------------+
#property copyright "Copyright 2025, xxxxxxxx"
#property version "3.30" // Optimized for incremental calculation
#property description "Professional Supertrend with selectable candle and ATR source."
//--- Indicator Window and Plot Properties ---
#property indicator_chart_window
#property indicator_buffers 4
#property indicator_plots 2
//--- Plot 1: Supertrend line (Odd Segments)
#property indicator_label1 "Supertrend"
#property indicator_type1 DRAW_COLOR_LINE
#property indicator_color1 clrLimeGreen, clrTomato
#property indicator_style1 STYLE_SOLID
#property indicator_width1 1
//--- Plot 2: Supertrend line (Even Segments)
#property indicator_label2 ""
#property indicator_type2 DRAW_COLOR_LINE
#property indicator_color2 clrLimeGreen, clrTomato
#property indicator_style2 STYLE_SOLID
#property indicator_width2 1
#include <MyIncludes\Supertrend_Calculator.mqh>
//--- Input Parameters ---
input int InpAtrPeriod = 10;
input double InpFactor = 3.0;
input ENUM_CANDLE_SOURCE InpCandleSource = CANDLE_STANDARD;
input ENUM_CANDLE_SOURCE InpAtrSource = CANDLE_STANDARD;
//--- Indicator Buffers ---
double BufferSupertrend_Odd[], BufferColor_Odd[], BufferSupertrend_Even[], BufferColor_Even[];
//--- Global calculator object ---
CSupertrendCalculator *g_calculator;
//+------------------------------------------------------------------+
int OnInit()
{
SetIndexBuffer(0, BufferSupertrend_Odd, INDICATOR_DATA);
SetIndexBuffer(1, BufferColor_Odd, INDICATOR_COLOR_INDEX);
SetIndexBuffer(2, BufferSupertrend_Even, INDICATOR_DATA);
SetIndexBuffer(3, BufferColor_Even, INDICATOR_COLOR_INDEX);
ArraySetAsSeries(BufferSupertrend_Odd, false);
ArraySetAsSeries(BufferColor_Odd, false);
ArraySetAsSeries(BufferSupertrend_Even, false);
ArraySetAsSeries(BufferColor_Even, false);
PlotIndexSetDouble(0, PLOT_EMPTY_VALUE, EMPTY_VALUE);
PlotIndexSetDouble(1, PLOT_EMPTY_VALUE, EMPTY_VALUE);
if(InpCandleSource == CANDLE_HEIKIN_ASHI)
g_calculator = new CSupertrendCalculator_HA();
else
g_calculator = new CSupertrendCalculator();
if(CheckPointer(g_calculator) == POINTER_INVALID || !g_calculator.Init(InpAtrPeriod, InpFactor, InpAtrSource))
{
Print("Failed to create or initialize Supertrend Calculator object.");
return(INIT_FAILED);
}
IndicatorSetInteger(INDICATOR_DIGITS, _Digits);
PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, InpAtrPeriod);
PlotIndexSetInteger(1, PLOT_DRAW_BEGIN, InpAtrPeriod);
return(INIT_SUCCEEDED);
}
//+------------------------------------------------------------------+
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 prev_calculated, // <--- Now used!
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;
//--- Delegate calculation with prev_calculated optimization
g_calculator.Calculate(rates_total, prev_calculated, open, high, low, close, BufferSupertrend_Odd, BufferColor_Odd, BufferSupertrend_Even, BufferColor_Even);
return(rates_total);
}
//+------------------------------------------------------------------+
//+------------------------------------------------------------------+