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refactor(indicators): Wrapper using CMO_Engine + MA Engine
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Toh4iem9
@@ -3,37 +3,71 @@
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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 "2.00" // Optimized for incremental calculation
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#property description "Chande Momentum Oscillator (CMO) with selectable"
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#property description "price source (Standard and Heikin Ashi)."
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#property version "3.00" // Refactored to match RSI_Pro architecture
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#property description "Chande Momentum Oscillator (CMO) with selectable price source,"
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#property description "a flexible MA signal line, and optional Bollinger Bands."
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//--- Indicator Window and Plot Properties ---
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#property indicator_separate_window
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#property indicator_buffers 1
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#property indicator_plots 1
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#property indicator_buffers 4
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#property indicator_plots 4
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#property indicator_minimum -100
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#property indicator_maximum 100
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#property indicator_level1 50.0
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#property indicator_level2 0.0
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#property indicator_level3 -50.0
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#include <MyIncludes\CMO_Calculator.mqh>
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//--- Plot Properties ---
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#property indicator_label1 "CMO"
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#property indicator_type1 DRAW_LINE
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#property indicator_color1 clrDodgerBlue
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#property indicator_style1 STYLE_SOLID
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#property indicator_width1 1
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#property indicator_label1 "CMO"
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//--- Indicator Levels ---
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#property indicator_level1 50.0
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#property indicator_level2 0.0
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#property indicator_level3 -50.0
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#property indicator_levelstyle STYLE_DOT
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#property indicator_label2 "Signal"
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#property indicator_type2 DRAW_LINE
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#property indicator_color2 clrOrangeRed
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#property indicator_style2 STYLE_DOT
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#property indicator_width2 1
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//--- Include the calculator engine ---
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#include <MyIncludes\CMO_Calculator.mqh>
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#property indicator_label3 "Upper Band"
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#property indicator_type3 DRAW_LINE
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#property indicator_color3 clrGray
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#property indicator_style3 STYLE_DOT
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#property indicator_width3 1
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#property indicator_label4 "Lower Band"
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#property indicator_type4 DRAW_LINE
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#property indicator_color4 clrGray
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#property indicator_style4 STYLE_DOT
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#property indicator_width4 1
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//--- Enum for Display Mode
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enum ENUM_DISPLAY_MODE
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{
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DISPLAY_CMO_ONLY,
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DISPLAY_CMO_AND_MA,
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DISPLAY_CMO_AND_BANDS
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};
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//--- Input Parameters ---
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input group "CMO Settings"
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input int InpPeriodCMO = 14;
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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 BufferCMO[];
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input group "Overlay Settings"
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input ENUM_DISPLAY_MODE InpDisplayMode = DISPLAY_CMO_AND_BANDS;
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input int InpPeriodMA = 20;
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// UPDATED: Use ENUM_MA_TYPE
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input ENUM_MA_TYPE InpMethodMA = SMA;
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input double InpBandsDev = 2.0;
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//--- Global calculator object (as a base class pointer) ---
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//--- Indicator Buffers ---
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double BufferCMO[], BufferSignalMA[], BufferUpperBand[], BufferLowerBand[];
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//--- Global calculator object ---
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CCMOCalculator *g_calculator;
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//+------------------------------------------------------------------+
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@@ -41,27 +75,45 @@ CCMOCalculator *g_calculator;
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//+------------------------------------------------------------------+
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int OnInit()
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{
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SetIndexBuffer(0, BufferCMO, INDICATOR_DATA);
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ArraySetAsSeries(BufferCMO, false);
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//--- Binding Buffers
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SetIndexBuffer(0, BufferCMO, INDICATOR_DATA);
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SetIndexBuffer(1, BufferSignalMA, INDICATOR_DATA);
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SetIndexBuffer(2, BufferUpperBand, INDICATOR_DATA);
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SetIndexBuffer(3, BufferLowerBand, INDICATOR_DATA);
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//--- Setting Series flags
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ArraySetAsSeries(BufferCMO, false);
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ArraySetAsSeries(BufferSignalMA, false);
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ArraySetAsSeries(BufferUpperBand, false);
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ArraySetAsSeries(BufferLowerBand, false);
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//--- Initialize Calculator based on Price Source
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if(InpSourcePrice <= PRICE_HA_CLOSE)
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{
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g_calculator = new CCMOCalculator_HA();
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IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("CMO HA(%d)", InpPeriodCMO));
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IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("CMO Pro HA(%d)", InpPeriodCMO));
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}
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else
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{
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g_calculator = new CCMOCalculator();
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IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("CMO(%d)", InpPeriodCMO));
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IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("CMO Pro(%d)", InpPeriodCMO));
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}
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if(CheckPointer(g_calculator) == POINTER_INVALID || !g_calculator.Init(InpPeriodCMO))
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//--- Initialize Calculator Parameters
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if(CheckPointer(g_calculator) == POINTER_INVALID ||
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!g_calculator.Init(InpPeriodCMO, InpPeriodMA, InpMethodMA, InpBandsDev))
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{
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Print("Failed to create or initialize CMO Calculator object.");
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Print("Failed to initialize CMO Pro Calculator.");
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return(INIT_FAILED);
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}
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//--- Set Draw Begin
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int draw_begin = InpPeriodCMO + InpPeriodMA - 1;
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PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, InpPeriodCMO);
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PlotIndexSetInteger(1, PLOT_DRAW_BEGIN, draw_begin);
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PlotIndexSetInteger(2, PLOT_DRAW_BEGIN, draw_begin);
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PlotIndexSetInteger(3, PLOT_DRAW_BEGIN, draw_begin);
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IndicatorSetInteger(INDICATOR_DIGITS, 2);
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return(INIT_SUCCEEDED);
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@@ -80,7 +132,7 @@ void OnDeinit(const int reason)
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//| Custom indicator calculation function |
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//+------------------------------------------------------------------+
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int OnCalculate(const int rates_total,
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const int prev_calculated, // <--- Now used!
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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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@@ -90,19 +142,33 @@ int OnCalculate(const int rates_total,
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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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return 0;
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if(CheckPointer(g_calculator) != POINTER_INVALID)
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{
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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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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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//--- Delegate calculation with prev_calculated optimization
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g_calculator.Calculate(rates_total, prev_calculated, price_type, open, high, low, close, BufferCMO);
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//--- Main Calculation
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g_calculator.Calculate(rates_total, prev_calculated, price_type, open, high, low, close,
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BufferCMO, BufferSignalMA, BufferUpperBand, BufferLowerBand);
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//--- Handle Display Modes (Hide unused buffers)
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if(InpDisplayMode == DISPLAY_CMO_ONLY)
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{
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ArrayInitialize(BufferSignalMA, EMPTY_VALUE);
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ArrayInitialize(BufferUpperBand, EMPTY_VALUE);
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ArrayInitialize(BufferLowerBand, EMPTY_VALUE);
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}
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else
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if(InpDisplayMode == DISPLAY_CMO_AND_MA)
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{
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ArrayInitialize(BufferUpperBand, EMPTY_VALUE);
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ArrayInitialize(BufferLowerBand, EMPTY_VALUE);
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}
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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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//+------------------------------------------------------------------+
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