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86 lines
3.2 KiB
Plaintext
86 lines
3.2 KiB
Plaintext
//+------------------------------------------------------------------+
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//| Ehlers_Smoother_Pro.mq5 |
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//| Copyright 2025, xxxxxxxx|
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2025, xxxxxxxx"
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#property version "2.10" // Refactored calculation for definition-true stability
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#property description "John Ehlers' SuperSmoother and UltimateSmoother filters."
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#property indicator_chart_window
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#property indicator_buffers 1
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#property indicator_plots 1
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#property indicator_label1 "Smoother"
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#property indicator_type1 DRAW_LINE
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#property indicator_color1 clrBlueViolet
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#property indicator_style1 STYLE_SOLID
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#property indicator_width1 1
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#include <MyIncludes\Ehlers_Smoother_Calculator.mqh>
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//--- Input Parameters ---
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input ENUM_SMOOTHER_TYPE InpSmootherType = SUPERSMOOTHER; // Type of smoother
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input int InpPeriod = 20; // Critical Period for the filter
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input ENUM_APPLIED_PRICE_HA_ALL InpSourcePrice = PRICE_CLOSE_STD;
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//--- Indicator Buffers ---
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double BufferFilter[];
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//--- Global calculator object ---
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CEhlersSmootherCalculator *g_calculator;
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//+------------------------------------------------------------------+
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int OnInit()
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{
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SetIndexBuffer(0, BufferFilter, INDICATOR_DATA);
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ArraySetAsSeries(BufferFilter, false);
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string name = (InpSmootherType == SUPERSMOOTHER) ? "SuperSmoother" : "UltimateSmoother";
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if(InpSourcePrice <= PRICE_HA_CLOSE)
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{
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g_calculator = new CEhlersSmootherCalculator_HA();
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IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("%s HA(%d)", name, InpPeriod));
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}
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else
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{
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g_calculator = new CEhlersSmootherCalculator();
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IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("%s(%d)", name, InpPeriod));
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}
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if(CheckPointer(g_calculator) == POINTER_INVALID || !g_calculator.Init(InpPeriod, InpSmootherType))
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{
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Print("Failed to initialize Ehlers Smoother Calculator.");
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return(INIT_FAILED);
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}
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PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, 3); // Draw from the 4th bar (index 3)
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IndicatorSetInteger(INDICATOR_DIGITS, _Digits);
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return(INIT_SUCCEEDED);
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}
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//+------------------------------------------------------------------+
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void OnDeinit(const int reason)
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{
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if(CheckPointer(g_calculator) != POINTER_INVALID)
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delete g_calculator;
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}
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//+------------------------------------------------------------------+
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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&[])
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{
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if(CheckPointer(g_calculator) == POINTER_INVALID)
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return 0;
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ENUM_APPLIED_PRICE price_type;
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if(InpSourcePrice <= PRICE_HA_CLOSE)
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price_type = (ENUM_APPLIED_PRICE)(-(int)InpSourcePrice);
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else
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price_type = (ENUM_APPLIED_PRICE)InpSourcePrice;
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g_calculator.Calculate(rates_total, price_type, open, high, low, close, BufferFilter);
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return(rates_total);
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}
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//+------------------------------------------------------------------+
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//+------------------------------------------------------------------+
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