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72 lines
3.1 KiB
Plaintext
72 lines
3.1 KiB
Plaintext
//+------------------------------------------------------------------+
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//| VIDYA_Stdev_Pro.mq5 |
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//| Copyright 2025, xxxxxxxx|
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//| |
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2025, xxxxxxxx"
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#property version "1.00"
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#property description "Tushar Chande's original VIDYA using Standard Deviation ratio."
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#property description "Adapts its speed based on relative volatility."
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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 "VIDYA (Stdev)"
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#property indicator_type1 DRAW_LINE
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#property indicator_color1 clrDarkOrange
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#property indicator_style1 STYLE_SOLID
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#property indicator_width1 1
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#include <MyIncludes\VIDYA_Stdev_Calculator.mqh>
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//--- Input Parameters ---
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input int InpVidyaPeriod = 9; // Base VIDYA Period
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input int InpStdevShort = 9; // Short-term Stdev Period (n)
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input int InpStdevLong = 30; // Long-term Stdev Period (m)
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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 BufferVIDYA[];
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//--- Global calculator object ---
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CVIDYAStdevCalculator *g_calculator;
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//+------------------------------------------------------------------+
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int OnInit()
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{
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SetIndexBuffer(0, BufferVIDYA, INDICATOR_DATA);
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ArraySetAsSeries(BufferVIDYA, false);
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if(InpSourcePrice <= PRICE_HA_CLOSE)
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g_calculator = new CVIDYAStdevCalculator_HA();
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else
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g_calculator = new CVIDYAStdevCalculator();
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if(CheckPointer(g_calculator) == POINTER_INVALID || !g_calculator.Init(InpVidyaPeriod, InpStdevShort, InpStdevLong))
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{
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Print("Failed to initialize VIDYA Stdev Calculator.");
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return(INIT_FAILED);
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}
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IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("VIDYA Stdev%s(%d,%d,%d)", (InpSourcePrice <= PRICE_HA_CLOSE ? " HA" : ""), InpVidyaPeriod, InpStdevShort, InpStdevLong));
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PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, InpStdevLong);
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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) { if(CheckPointer(g_calculator) != POINTER_INVALID) delete g_calculator; }
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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 = (InpSourcePrice <= PRICE_HA_CLOSE) ? (ENUM_APPLIED_PRICE)(-(int)InpSourcePrice) : (ENUM_APPLIED_PRICE)InpSourcePrice;
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g_calculator.Calculate(rates_total, price_type, open, high, low, close, BufferVIDYA);
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return(rates_total);
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}
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//+------------------------------------------------------------------+
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//+------------------------------------------------------------------+
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