From 42038580cfd55076626cdfa29103f00459164b3b Mon Sep 17 00:00:00 2001 From: Toh4iem9 Date: Tue, 19 Aug 2025 08:59:00 +0200 Subject: [PATCH] new files added --- .../MyIndicators/Gann_HiLo_HeikinAshi.mq5 | 190 ++++++++++++++++++ 1 file changed, 190 insertions(+) create mode 100644 Indicators/MyIndicators/Gann_HiLo_HeikinAshi.mq5 diff --git a/Indicators/MyIndicators/Gann_HiLo_HeikinAshi.mq5 b/Indicators/MyIndicators/Gann_HiLo_HeikinAshi.mq5 new file mode 100644 index 0000000..9ea0868 --- /dev/null +++ b/Indicators/MyIndicators/Gann_HiLo_HeikinAshi.mq5 @@ -0,0 +1,190 @@ +//+------------------------------------------------------------------+ +//| Gann_HiLo_HeikinAshi.mq5 | +//| Copyright 2025, xxxxxxxx | +//| | +//+------------------------------------------------------------------+ +#property copyright "Copyright 2025, xxxxxxxx" +#property link "" +#property version "2.00" // Refactored for full recalculation and stability +#property description "Gann HiLo Activator on Heikin Ashi data with selectable MA" + +#include +#include + +//--- Indicator Window and Plot Properties --- +#property indicator_chart_window +#property indicator_buffers 5 +#property indicator_plots 1 + +//--- Plot 1: Gann HiLo line +#property indicator_label1 "HA_Gann_HiLo" +#property indicator_type1 DRAW_COLOR_LINE +#property indicator_color1 clrDodgerBlue, clrTomato +#property indicator_style1 STYLE_SOLID +#property indicator_width1 2 + +//--- Input Parameters --- +input int InpPeriod = 10; // Period for High/Low averages +input ENUM_MA_METHOD InpMAMethod = MODE_SMA; // Method for High/Low averages + +//--- Indicator Buffers --- +double BufferHA_GannHiLo[]; +double BufferColor[]; +double BufferHiAvg[]; +double BufferLoAvg[]; +double BufferTrend[]; + +//--- Intermediate Heikin Ashi Buffers --- +double ExtHaOpenBuffer[]; +double ExtHaHighBuffer[]; +double ExtHaLowBuffer[]; +double ExtHaCloseBuffer[]; + +//--- Global Objects and Variables --- +int g_ExtPeriod; +CHeikinAshi_Calculator *g_ha_calculator; // Pointer to our Heikin Ashi calculator + +//+------------------------------------------------------------------+ +//| Custom indicator initialization function. | +//+------------------------------------------------------------------+ +int OnInit() + { + g_ExtPeriod = (InpPeriod < 1) ? 1 : InpPeriod; + + SetIndexBuffer(0, BufferHA_GannHiLo, INDICATOR_DATA); + SetIndexBuffer(1, BufferColor, INDICATOR_COLOR_INDEX); + SetIndexBuffer(2, BufferHiAvg, INDICATOR_CALCULATIONS); + SetIndexBuffer(3, BufferLoAvg, INDICATOR_CALCULATIONS); + SetIndexBuffer(4, BufferTrend, INDICATOR_CALCULATIONS); + + ArraySetAsSeries(BufferHA_GannHiLo, false); + ArraySetAsSeries(BufferColor, false); + ArraySetAsSeries(BufferHiAvg, false); + ArraySetAsSeries(BufferLoAvg, false); + ArraySetAsSeries(BufferTrend, false); + + IndicatorSetInteger(INDICATOR_DIGITS, _Digits); + PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, g_ExtPeriod); + IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("HA_Gann_HiLo(%d)", g_ExtPeriod)); + +//--- Create the calculator instance + g_ha_calculator = new CHeikinAshi_Calculator(); + if(CheckPointer(g_ha_calculator) == POINTER_INVALID) + { + Print("Error creating CHeikinAshi_Calculator object"); + return(INIT_FAILED); + } + + return(INIT_SUCCEEDED); + } + +//+------------------------------------------------------------------+ +//| Custom indicator deinitialization function. | +//+------------------------------------------------------------------+ +void OnDeinit(const int reason) + { +//--- Free the calculator object to prevent memory leaks + if(CheckPointer(g_ha_calculator) != POINTER_INVALID) + { + delete g_ha_calculator; + g_ha_calculator = NULL; + } + } + +//+------------------------------------------------------------------+ +//| Gann HiLo on Heikin Ashi calculation function. | +//+------------------------------------------------------------------+ +int OnCalculate(const int rates_total, + const int prev_calculated, + const datetime &time[], + const double &open[], + const double &high[], + const double &low[], + const double &close[], + const long &tick_volume[], + const long &volume[], + const int &spread[]) + { + if(rates_total <= g_ExtPeriod) + return(0); + +//--- Resize intermediate buffers + ArrayResize(ExtHaOpenBuffer, rates_total); + ArrayResize(ExtHaHighBuffer, rates_total); + ArrayResize(ExtHaLowBuffer, rates_total); + ArrayResize(ExtHaCloseBuffer, rates_total); + +//--- STEP 1: Calculate Heikin Ashi bars + g_ha_calculator.Calculate(rates_total, open, high, low, close, + ExtHaOpenBuffer, ExtHaHighBuffer, ExtHaLowBuffer, ExtHaCloseBuffer); + +//--- STEP 2 & 3: Calculate MAs, determine trend, and set final value in a single loop + for(int i = 1; i < rates_total; i++) + { + // Skip bars that don't have enough history for the period + if(i < g_ExtPeriod) + continue; + + // --- Calculate the two moving averages on HA High and HA Low --- + switch(InpMAMethod) + { + case MODE_EMA: + if(i == g_ExtPeriod) // Initialization + { + BufferHiAvg[i] = SimpleMA(i, g_ExtPeriod, ExtHaHighBuffer); + BufferLoAvg[i] = SimpleMA(i, g_ExtPeriod, ExtHaLowBuffer); + } + else // Recursive calculation + { + double pr = 2.0 / (g_ExtPeriod + 1.0); + BufferHiAvg[i] = ExtHaHighBuffer[i] * pr + BufferHiAvg[i-1] * (1.0 - pr); + BufferLoAvg[i] = ExtHaLowBuffer[i] * pr + BufferLoAvg[i-1] * (1.0 - pr); + } + break; + case MODE_SMMA: + if(i == g_ExtPeriod) // Initialization + { + BufferHiAvg[i] = SimpleMA(i, g_ExtPeriod, ExtHaHighBuffer); + BufferLoAvg[i] = SimpleMA(i, g_ExtPeriod, ExtHaLowBuffer); + } + else // Recursive calculation + { + BufferHiAvg[i] = (BufferHiAvg[i-1] * (g_ExtPeriod - 1) + ExtHaHighBuffer[i]) / g_ExtPeriod; + BufferLoAvg[i] = (BufferLoAvg[i-1] * (g_ExtPeriod - 1) + ExtHaLowBuffer[i]) / g_ExtPeriod; + } + break; + case MODE_LWMA: + BufferHiAvg[i] = LinearWeightedMA(i, g_ExtPeriod, ExtHaHighBuffer); + BufferLoAvg[i] = LinearWeightedMA(i, g_ExtPeriod, ExtHaLowBuffer); + break; + default: // MODE_SMA + BufferHiAvg[i] = SimpleMA(i, g_ExtPeriod, ExtHaHighBuffer); + BufferLoAvg[i] = SimpleMA(i, g_ExtPeriod, ExtHaLowBuffer); + break; + } + + // --- Determine trend and set the final Gann HiLo value --- + if(ExtHaCloseBuffer[i] > BufferHiAvg[i-1]) // Trend turns up + BufferTrend[i] = 1; + else + if(ExtHaCloseBuffer[i] < BufferLoAvg[i-1]) // Trend turns down + BufferTrend[i] = -1; + else // Trend continues + BufferTrend[i] = BufferTrend[i-1]; + + if(BufferTrend[i] == 1) + { + BufferHA_GannHiLo[i] = BufferLoAvg[i]; + BufferColor[i] = 0; // Blue for up trend + } + else + { + BufferHA_GannHiLo[i] = BufferHiAvg[i]; + BufferColor[i] = 1; // Tomato for down trend + } + } + + return(rates_total); + } +//+------------------------------------------------------------------+ +//+------------------------------------------------------------------+