diff --git a/Indicators/MyIndicators/Bollinger_Bands_Pro.mq5 b/Indicators/MyIndicators/Bollinger_Bands_Pro.mq5 new file mode 100644 index 0000000..cdbe3a2 --- /dev/null +++ b/Indicators/MyIndicators/Bollinger_Bands_Pro.mq5 @@ -0,0 +1,139 @@ +//+------------------------------------------------------------------+ +//| Bollinger_Bands_Pro.mq5 | +//| Copyright 2025, xxxxxxxx| +//| | +//+------------------------------------------------------------------+ +#property copyright "Copyright 2025, xxxxxxxx" +#property version "1.00" +#property description "A professional, unified Bollinger Bands indicator with a selectable" +#property description "price source, including a full range of Heikin Ashi prices." + +#property indicator_chart_window +#property indicator_buffers 3 +#property indicator_plots 3 + +#include + +//--- Plot 1: Upper Band +#property indicator_label1 "Upper Band" +#property indicator_type1 DRAW_LINE +#property indicator_color1 clrDodgerBlue +#property indicator_style1 STYLE_DOT +#property indicator_width1 1 + +//--- Plot 2: Lower Band +#property indicator_label2 "Lower Band" +#property indicator_type2 DRAW_LINE +#property indicator_color2 clrDodgerBlue +#property indicator_style2 STYLE_DOT +#property indicator_width2 1 + +//--- Plot 3: Center Line (MA) +#property indicator_label3 "Centerline" +#property indicator_type3 DRAW_LINE +#property indicator_color3 clrOrangeRed +#property indicator_style3 STYLE_SOLID +#property indicator_width3 1 + +//--- Custom Enum for Price Source, including Heikin Ashi +enum ENUM_APPLIED_PRICE_HA_ALL + { +//--- Heikin Ashi Prices + PRICE_HA_CLOSE = -1, + PRICE_HA_OPEN = -2, + PRICE_HA_HIGH = -3, + PRICE_HA_LOW = -4, + PRICE_HA_MEDIAN = -5, + PRICE_HA_TYPICAL = -6, + PRICE_HA_WEIGHTED = -7, +//--- Standard Prices + PRICE_CLOSE_STD = PRICE_CLOSE, + PRICE_OPEN_STD = PRICE_OPEN, + PRICE_HIGH_STD = PRICE_HIGH, + PRICE_LOW_STD = PRICE_LOW, + PRICE_MEDIAN_STD = PRICE_MEDIAN, + PRICE_TYPICAL_STD = PRICE_TYPICAL, + PRICE_WEIGHTED_STD = PRICE_WEIGHTED + }; + +//--- Input Parameters --- +input int InpPeriod = 20; +input double InpDeviation = 2.0; +input ENUM_MA_METHOD InpMethodMA = MODE_SMA; +input ENUM_APPLIED_PRICE_HA_ALL InpSourcePrice = PRICE_CLOSE_STD; + +//--- Indicator Buffers --- +double BufferUpperBand[], BufferLowerBand[], BufferCenterLine[]; + +//--- Global calculator object (as a base class pointer) --- +CBollingerBandsCalculator *g_calculator; + +//+------------------------------------------------------------------+ +//| Custom indicator initialization function. | +//+------------------------------------------------------------------+ +int OnInit() + { + SetIndexBuffer(0, BufferUpperBand, INDICATOR_DATA); + SetIndexBuffer(1, BufferLowerBand, INDICATOR_DATA); + SetIndexBuffer(2, BufferCenterLine, INDICATOR_DATA); + + ArraySetAsSeries(BufferUpperBand, false); + ArraySetAsSeries(BufferLowerBand, false); + ArraySetAsSeries(BufferCenterLine, false); + +//--- Dynamic Calculator Instantiation --- + if(InpSourcePrice <= PRICE_HA_CLOSE) // Check if it's any of the HA prices + { + g_calculator = new CBollingerBandsCalculator_HA(); + IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("BB Pro HA(%d, %.2f)", InpPeriod, InpDeviation)); + } + else + { + g_calculator = new CBollingerBandsCalculator(); + IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("BB Pro(%d, %.2f)", InpPeriod, InpDeviation)); + } + + if(CheckPointer(g_calculator) == POINTER_INVALID || + !g_calculator.Init(InpPeriod, InpDeviation, InpMethodMA)) + { + Print("Failed to initialize Bollinger Bands Calculator."); + return(INIT_FAILED); + } + + PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, InpPeriod - 1); + PlotIndexSetInteger(1, PLOT_DRAW_BEGIN, InpPeriod - 1); + PlotIndexSetInteger(2, PLOT_DRAW_BEGIN, InpPeriod - 1); + + return(INIT_SUCCEEDED); + } + +//+------------------------------------------------------------------+ +//| Custom indicator deinitialization function. | +//+------------------------------------------------------------------+ +void OnDeinit(const int reason) + { + if(CheckPointer(g_calculator) != POINTER_INVALID) + delete g_calculator; + } + +//+------------------------------------------------------------------+ +//| Custom indicator iteration function. | +//+------------------------------------------------------------------+ +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&[]) + { + if(CheckPointer(g_calculator) != POINTER_INVALID) + { + //--- Convert our custom enum back to a standard ENUM_APPLIED_PRICE for the calculator + ENUM_APPLIED_PRICE price_type; + if(InpSourcePrice <= PRICE_HA_CLOSE) + price_type = (ENUM_APPLIED_PRICE)(-(int)InpSourcePrice); // Convert -1 to 1 (CLOSE), -2 to 2 (OPEN) etc. + else + price_type = (ENUM_APPLIED_PRICE)InpSourcePrice; + + g_calculator.Calculate(rates_total, price_type, open, high, low, close, + BufferCenterLine, BufferUpperBand, BufferLowerBand); + } + return(rates_total); + } +//+------------------------------------------------------------------+ +//+------------------------------------------------------------------+