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https://github.com/softwaredevelop/mql5.git
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Toh4iem9
94 lines
3.0 KiB
Plaintext
94 lines
3.0 KiB
Plaintext
//+------------------------------------------------------------------+
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//| VolumePressure_Pro.mq5 |
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//| Copyright 2026, xxxxxxxx|
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2026, xxxxxxxx"
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#property version "1.00"
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#property description "Volume Pressure (Tick Delta Proxy)."
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#property description "Measures buying/selling pressure within the candle (-1 to +1)."
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#property indicator_separate_window
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#property indicator_buffers 2
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#property indicator_plots 1
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// Plot: Histogram
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#property indicator_label1 "V_PRES"
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#property indicator_type1 DRAW_COLOR_HISTOGRAM
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// Colors: Bear(Red), Bull(Green)
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#property indicator_color1 clrRed, clrLime
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#property indicator_style1 STYLE_SOLID
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#property indicator_width1 2
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#include <MyIncludes\VolumePressure_Calculator.mqh>
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//--- Parameters
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input int InpSmoothPeriod = 1; // Smoothing (1 = Raw)
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//--- Buffers
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double BufVal[];
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double BufCol[];
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//--- Object
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CVolumePressureCalculator *g_calc;
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//+------------------------------------------------------------------+
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//| Init |
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//+------------------------------------------------------------------+
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int OnInit()
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{
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SetIndexBuffer(0, BufVal, INDICATOR_DATA);
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SetIndexBuffer(1, BufCol, INDICATOR_COLOR_INDEX);
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string name = (InpSmoothPeriod > 1) ? StringFormat("V_PRES(EMA%d)", InpSmoothPeriod) : "V_PRES(Raw)";
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IndicatorSetString(INDICATOR_SHORTNAME, name);
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// Fixed range for clear reading
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IndicatorSetDouble(INDICATOR_MINIMUM, -1.1);
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IndicatorSetDouble(INDICATOR_MAXIMUM, 1.1);
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g_calc = new CVolumePressureCalculator();
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if(!g_calc.Init(InpSmoothPeriod))
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return INIT_FAILED;
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return(INIT_SUCCEEDED);
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}
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void OnDeinit(const int r) { if(CheckPointer(g_calc)==POINTER_DYNAMIC) delete g_calc; }
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//+------------------------------------------------------------------+
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//| Calculate |
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//+------------------------------------------------------------------+
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int OnCalculate(const int rates_total,
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const int prev_calculated,
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const datetime &time[],
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const double &open[],
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const double &high[],
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const double &low[],
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const double &close[],
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const long &tick_volume[],
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const long &volume[],
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const int &spread[])
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{
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if(rates_total < 2)
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return 0;
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// 1. Calculate
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g_calc.Calculate(rates_total, prev_calculated, high, low, close, BufVal);
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// 2. Color Logic
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int start = (prev_calculated > 0) ? prev_calculated - 1 : 0;
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for(int i = start; i < rates_total; i++)
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{
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double val = BufVal[i];
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if(val >= 0)
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BufCol[i] = 1.0; // Lime
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else
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BufCol[i] = 0.0; // Red
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}
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return(rates_total);
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}
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//+------------------------------------------------------------------+
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//+------------------------------------------------------------------+
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