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https://github.com/softwaredevelop/mql5.git
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Toh4iem9
98 lines
7.8 KiB
Plaintext
98 lines
7.8 KiB
Plaintext
//+------------------------------------------------------------------+
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//| FAMA.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 "1.01"
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#property description "Following Adaptive Moving Average (FAMA) by John Ehlers."
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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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#include <MyIncludes\MESA_Calculator.mqh>
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//--- Plot 1: FAMA Line
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#property indicator_label1 "FAMA"
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#property indicator_type1 DRAW_LINE
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#property indicator_color1 clrGreen
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#property indicator_style1 STYLE_SOLID
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#property indicator_width1 2
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//--- Input Parameters ---
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input ENUM_APPLIED_PRICE InpSourcePrice = PRICE_CLOSE; // Source Price
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input double InpFastLimit = 0.5; // Fast Limit
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input double InpSlowLimit = 0.05; // Slow Limit
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//--- Indicator Buffers ---
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double BufferFAMA[];
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//--- Global calculator object ---
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CMESACalculator *g_calculator;
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//--- Forward declaration
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int PriceSeries(ENUM_APPLIED_PRICE,int,const double&[],const double&[],const double&[],const double&[],double&[]);
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//+------------------------------------------------------------------+
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//| Custom indicator initialization function. |
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//+------------------------------------------------------------------+
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int OnInit()
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{
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SetIndexBuffer(0, BufferFAMA, INDICATOR_DATA);
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ArraySetAsSeries(BufferFAMA, false);
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PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, 10);
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IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("FAMA(%.2f, %.2f)", InpFastLimit, InpSlowLimit));
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g_calculator = new CMESACalculator();
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if(CheckPointer(g_calculator) == POINTER_INVALID || !g_calculator.Init(InpFastLimit, InpSlowLimit))
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{
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Print("Failed to initialize MESA Calculator.");
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return(INIT_FAILED);
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}
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return(INIT_SUCCEEDED);
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}
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//+------------------------------------------------------------------+
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//| Custom indicator deinitialization function. |
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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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//| Custom indicator iteration function. |
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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(CheckPointer(g_calculator) != POINTER_INVALID)
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{
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//--- Corrected: Pass all required parameters to the Calculate method
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double dummy_mama[];
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g_calculator.Calculate(rates_total, InpSourcePrice, open, high, low, close, dummy_mama, BufferFAMA);
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}
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return(rates_total);
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}
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//+------------------------------------------------------------------+
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//| Helper function to get the selected price series. |
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//+------------------------------------------------------------------+
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int PriceSeries(ENUM_APPLIED_PRICE type, int rates_total, const double &open[], const double &high[], const double &low[], const double &close[], double &dest_buffer[])
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{
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// This helper is not strictly needed anymore as logic is in the calculator.
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return rates_total;
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}
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//+------------------------------------------------------------------+
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//+------------------------------------------------------------------+
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