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refactor: UTF-8
This commit is contained in:
Toh4iem9
@@ -1,189 +1,189 @@
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//+------------------------------------------------------------------+
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//| Gann_HiLo.mq5 |
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//| Copyright 2025, xxxxxxxx |
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//| |
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2025, xxxxxxxx"
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#property link ""
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#property version "2.00" // Refactored for stability with fully manual MA calculations
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#property description "Gann HiLo Activator with selectable MA for trend following"
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//--- Indicator Window and Plot Properties ---
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#property indicator_chart_window
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#property indicator_buffers 5
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#property indicator_plots 1
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//--- Plot 1: Gann HiLo line
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#property indicator_label1 "Gann_HiLo"
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#property indicator_type1 DRAW_COLOR_LINE
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#property indicator_color1 clrDodgerBlue, clrTomato
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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 int InpPeriod = 10; // Period for High/Low averages
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input ENUM_MA_METHOD InpMAMethod = MODE_SMA; // Method for High/Low averages
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//--- Indicator Buffers ---
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double BufferGannHiLo[];
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double BufferColor[];
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double BufferHiAvg[];
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double BufferLoAvg[];
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double BufferTrend[];
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//--- Global Variables ---
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int g_ExtPeriod;
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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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g_ExtPeriod = (InpPeriod < 1) ? 1 : InpPeriod;
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SetIndexBuffer(0, BufferGannHiLo, INDICATOR_DATA);
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SetIndexBuffer(1, BufferColor, INDICATOR_COLOR_INDEX);
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SetIndexBuffer(2, BufferHiAvg, INDICATOR_CALCULATIONS);
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SetIndexBuffer(3, BufferLoAvg, INDICATOR_CALCULATIONS);
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SetIndexBuffer(4, BufferTrend, INDICATOR_CALCULATIONS);
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ArraySetAsSeries(BufferGannHiLo, false);
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ArraySetAsSeries(BufferColor, false);
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ArraySetAsSeries(BufferHiAvg, false);
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ArraySetAsSeries(BufferLoAvg, false);
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ArraySetAsSeries(BufferTrend, false);
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IndicatorSetInteger(INDICATOR_DIGITS, _Digits);
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PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, g_ExtPeriod);
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IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("Gann_HiLo(%d)", g_ExtPeriod));
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return(INIT_SUCCEEDED);
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}
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//+------------------------------------------------------------------+
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//| Gann HiLo Activator calculation 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(rates_total <= g_ExtPeriod)
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return(0);
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//--- Variables for manual SMA calculation
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double sma_sum_high = 0;
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double sma_sum_low = 0;
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//--- Main calculation loop
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for(int i = 1; i < rates_total; i++)
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{
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if(i < g_ExtPeriod - 1)
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continue;
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// --- STEP 1: Calculate the two moving averages (High and Low) ---
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switch(InpMAMethod)
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{
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case MODE_EMA:
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case MODE_SMMA:
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if(i == g_ExtPeriod - 1) // Initialization with manual SMA
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{
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double sum_h=0, sum_l=0;
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for(int j=0; j<g_ExtPeriod; j++)
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{
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sum_h += high[i-j];
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sum_l += low[i-j];
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}
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BufferHiAvg[i] = sum_h / g_ExtPeriod;
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BufferLoAvg[i] = sum_l / g_ExtPeriod;
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}
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else // Recursive calculation
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{
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if(InpMAMethod == MODE_EMA)
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{
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double pr = 2.0 / (g_ExtPeriod + 1.0);
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BufferHiAvg[i] = high[i] * pr + BufferHiAvg[i-1] * (1.0 - pr);
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BufferLoAvg[i] = low[i] * pr + BufferLoAvg[i-1] * (1.0 - pr);
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}
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else
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{
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BufferHiAvg[i] = (BufferHiAvg[i-1] * (g_ExtPeriod - 1) + high[i]) / g_ExtPeriod;
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BufferLoAvg[i] = (BufferLoAvg[i-1] * (g_ExtPeriod - 1) + low[i]) / g_ExtPeriod;
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}
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}
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break;
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case MODE_LWMA:
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{
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double lwma_sum_h=0, lwma_sum_l=0;
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double weight_sum=0;
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for(int j=0; j<g_ExtPeriod; j++)
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{
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int weight = g_ExtPeriod - j;
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lwma_sum_h += high[i-j] * weight;
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lwma_sum_l += low[i-j] * weight;
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weight_sum += weight;
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}
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if(weight_sum > 0)
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{
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BufferHiAvg[i] = lwma_sum_h / weight_sum;
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BufferLoAvg[i] = lwma_sum_l / weight_sum;
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}
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}
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break;
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default: // MODE_SMA
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if(i == g_ExtPeriod - 1)
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{
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for(int j=0; j<g_ExtPeriod; j++)
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{
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sma_sum_high += high[i-j];
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sma_sum_low += low[i-j];
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}
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}
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else
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{
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sma_sum_high += high[i] - high[i - g_ExtPeriod];
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sma_sum_low += low[i] - low[i - g_ExtPeriod];
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}
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BufferHiAvg[i] = sma_sum_high / g_ExtPeriod;
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BufferLoAvg[i] = sma_sum_low / g_ExtPeriod;
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break;
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}
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// --- STEP 2: Determine trend and set the final Gann HiLo value ---
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if(i < g_ExtPeriod)
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continue; // Trend logic starts one bar later
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if(close[i] > BufferHiAvg[i-1])
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BufferTrend[i] = 1;
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else
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if(close[i] < BufferLoAvg[i-1])
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BufferTrend[i] = -1;
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else
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BufferTrend[i] = BufferTrend[i-1];
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if(BufferTrend[i] == 1)
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{
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BufferGannHiLo[i] = BufferLoAvg[i];
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BufferColor[i] = 0;
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if(BufferTrend[i-1] == -1)
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BufferGannHiLo[i-1] = BufferLoAvg[i];
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}
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else
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{
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BufferGannHiLo[i] = BufferHiAvg[i];
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BufferColor[i] = 1;
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if(BufferTrend[i-1] == 1)
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BufferGannHiLo[i-1] = BufferHiAvg[i];
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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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//| Gann_HiLo.mq5 |
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//| Copyright 2025, xxxxxxxx |
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//| |
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2025, xxxxxxxx"
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#property link ""
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#property version "2.00" // Refactored for stability with fully manual MA calculations
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#property description "Gann HiLo Activator with selectable MA for trend following"
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//--- Indicator Window and Plot Properties ---
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#property indicator_chart_window
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#property indicator_buffers 5
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#property indicator_plots 1
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//--- Plot 1: Gann HiLo line
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#property indicator_label1 "Gann_HiLo"
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#property indicator_type1 DRAW_COLOR_LINE
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#property indicator_color1 clrDodgerBlue, clrTomato
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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 int InpPeriod = 10; // Period for High/Low averages
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input ENUM_MA_METHOD InpMAMethod = MODE_SMA; // Method for High/Low averages
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//--- Indicator Buffers ---
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double BufferGannHiLo[];
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double BufferColor[];
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double BufferHiAvg[];
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double BufferLoAvg[];
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double BufferTrend[];
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//--- Global Variables ---
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int g_ExtPeriod;
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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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g_ExtPeriod = (InpPeriod < 1) ? 1 : InpPeriod;
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SetIndexBuffer(0, BufferGannHiLo, INDICATOR_DATA);
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SetIndexBuffer(1, BufferColor, INDICATOR_COLOR_INDEX);
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SetIndexBuffer(2, BufferHiAvg, INDICATOR_CALCULATIONS);
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SetIndexBuffer(3, BufferLoAvg, INDICATOR_CALCULATIONS);
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SetIndexBuffer(4, BufferTrend, INDICATOR_CALCULATIONS);
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ArraySetAsSeries(BufferGannHiLo, false);
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ArraySetAsSeries(BufferColor, false);
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ArraySetAsSeries(BufferHiAvg, false);
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ArraySetAsSeries(BufferLoAvg, false);
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ArraySetAsSeries(BufferTrend, false);
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IndicatorSetInteger(INDICATOR_DIGITS, _Digits);
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PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, g_ExtPeriod);
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IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("Gann_HiLo(%d)", g_ExtPeriod));
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return(INIT_SUCCEEDED);
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}
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//+------------------------------------------------------------------+
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//| Gann HiLo Activator calculation 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(rates_total <= g_ExtPeriod)
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return(0);
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//--- Variables for manual SMA calculation
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double sma_sum_high = 0;
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double sma_sum_low = 0;
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//--- Main calculation loop
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for(int i = 1; i < rates_total; i++)
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{
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if(i < g_ExtPeriod - 1)
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continue;
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// --- STEP 1: Calculate the two moving averages (High and Low) ---
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switch(InpMAMethod)
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{
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case MODE_EMA:
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case MODE_SMMA:
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if(i == g_ExtPeriod - 1) // Initialization with manual SMA
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{
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double sum_h=0, sum_l=0;
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for(int j=0; j<g_ExtPeriod; j++)
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{
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sum_h += high[i-j];
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sum_l += low[i-j];
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}
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BufferHiAvg[i] = sum_h / g_ExtPeriod;
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BufferLoAvg[i] = sum_l / g_ExtPeriod;
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}
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else // Recursive calculation
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{
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if(InpMAMethod == MODE_EMA)
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{
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double pr = 2.0 / (g_ExtPeriod + 1.0);
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BufferHiAvg[i] = high[i] * pr + BufferHiAvg[i-1] * (1.0 - pr);
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BufferLoAvg[i] = low[i] * pr + BufferLoAvg[i-1] * (1.0 - pr);
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}
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else
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{
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BufferHiAvg[i] = (BufferHiAvg[i-1] * (g_ExtPeriod - 1) + high[i]) / g_ExtPeriod;
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BufferLoAvg[i] = (BufferLoAvg[i-1] * (g_ExtPeriod - 1) + low[i]) / g_ExtPeriod;
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}
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}
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break;
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case MODE_LWMA:
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{
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double lwma_sum_h=0, lwma_sum_l=0;
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double weight_sum=0;
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for(int j=0; j<g_ExtPeriod; j++)
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{
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int weight = g_ExtPeriod - j;
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lwma_sum_h += high[i-j] * weight;
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lwma_sum_l += low[i-j] * weight;
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weight_sum += weight;
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}
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if(weight_sum > 0)
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{
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BufferHiAvg[i] = lwma_sum_h / weight_sum;
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BufferLoAvg[i] = lwma_sum_l / weight_sum;
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}
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}
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break;
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default: // MODE_SMA
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if(i == g_ExtPeriod - 1)
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{
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for(int j=0; j<g_ExtPeriod; j++)
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{
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sma_sum_high += high[i-j];
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sma_sum_low += low[i-j];
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}
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}
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else
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{
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sma_sum_high += high[i] - high[i - g_ExtPeriod];
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sma_sum_low += low[i] - low[i - g_ExtPeriod];
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}
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BufferHiAvg[i] = sma_sum_high / g_ExtPeriod;
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BufferLoAvg[i] = sma_sum_low / g_ExtPeriod;
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break;
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}
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// --- STEP 2: Determine trend and set the final Gann HiLo value ---
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if(i < g_ExtPeriod)
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continue; // Trend logic starts one bar later
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if(close[i] > BufferHiAvg[i-1])
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BufferTrend[i] = 1;
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else
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if(close[i] < BufferLoAvg[i-1])
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BufferTrend[i] = -1;
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else
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BufferTrend[i] = BufferTrend[i-1];
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if(BufferTrend[i] == 1)
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{
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BufferGannHiLo[i] = BufferLoAvg[i];
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BufferColor[i] = 0;
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if(BufferTrend[i-1] == -1)
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BufferGannHiLo[i-1] = BufferLoAvg[i];
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}
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else
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{
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BufferGannHiLo[i] = BufferHiAvg[i];
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BufferColor[i] = 1;
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if(BufferTrend[i-1] == 1)
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BufferGannHiLo[i-1] = BufferHiAvg[i];
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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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