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refactor: UTF-8
This commit is contained in:
Toh4iem9
@@ -1,154 +1,154 @@
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//+------------------------------------------------------------------+
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//| StochasticFast.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 and clarity
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#property description "Fast Stochastic Oscillator"
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//--- Indicator Window and Level Properties ---
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#property indicator_separate_window
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#property indicator_buffers 2 // %K (Main) and %D (Signal)
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#property indicator_plots 2
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#property indicator_level1 20.0
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#property indicator_level2 80.0
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#property indicator_minimum 0.0
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#property indicator_maximum 100.0
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//--- Plot 1: %K line (Fast)
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#property indicator_label1 "%K"
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#property indicator_type1 DRAW_LINE
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#property indicator_color1 clrLightSeaGreen
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#property indicator_style1 STYLE_SOLID
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#property indicator_width1 1
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//--- Plot 2: %D line (Signal)
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#property indicator_label2 "%D"
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#property indicator_type2 DRAW_LINE
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#property indicator_color2 clrRed
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#property indicator_style2 STYLE_DOT
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#property indicator_width2 1
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//--- Input Parameters ---
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input int InpKPeriod = 14; // %K Period (Stochastic period)
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input int InpDPeriod = 3; // %D Period (signal line smoothing)
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//--- Indicator Buffers ---
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double BufferK[]; // Plotted buffer for the main %K line
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double BufferD[]; // Plotted buffer for the signal %D line
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//--- Global Variables ---
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int g_ExtKPeriod, g_ExtDPeriod;
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//--- Forward declarations for helper functions ---
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double Highest(const double &array[], int period, int current_pos);
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double Lowest(const double &array[], int period, int current_pos);
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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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//--- Validate and store input periods
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g_ExtKPeriod = (InpKPeriod < 1) ? 1 : InpKPeriod;
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g_ExtDPeriod = (InpDPeriod < 1) ? 1 : InpDPeriod;
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//--- Map the buffers and set as non-timeseries
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SetIndexBuffer(0, BufferK, INDICATOR_DATA);
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SetIndexBuffer(1, BufferD, INDICATOR_DATA);
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ArraySetAsSeries(BufferK, false);
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ArraySetAsSeries(BufferD, false);
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//--- Set indicator display properties
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IndicatorSetInteger(INDICATOR_DIGITS, 2);
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PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, g_ExtKPeriod - 1);
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PlotIndexSetInteger(1, PLOT_DRAW_BEGIN, g_ExtKPeriod + g_ExtDPeriod - 2);
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IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("Fast Stoch(%d,%d)", g_ExtKPeriod, g_ExtDPeriod));
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return(INIT_SUCCEEDED);
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}
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//+------------------------------------------------------------------+
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//| Fast Stochastic Oscillator 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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//--- Check if there is enough historical data
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int start_pos = g_ExtKPeriod + g_ExtDPeriod - 1;
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if(rates_total <= start_pos)
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return(0);
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//--- STEP 1: Calculate %K (Fast %K)
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for(int i = g_ExtKPeriod - 1; i < rates_total; i++)
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{
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double highest_high = Highest(high, g_ExtKPeriod, i);
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double lowest_low = Lowest(low, g_ExtKPeriod, i);
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double range = highest_high - lowest_low;
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if(range > 0)
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BufferK[i] = (close[i] - lowest_low) / range * 100.0;
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else
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BufferK[i] = (i > 0) ? BufferK[i-1] : 50.0;
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}
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//--- STEP 2: Calculate %D (Signal Line) as an SMA of %K
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int d_start_pos = g_ExtKPeriod + g_ExtDPeriod - 2;
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for(int i = d_start_pos; i < rates_total; i++)
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{
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double sum = 0;
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for(int j = 0; j < g_ExtDPeriod; j++)
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{
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sum += BufferK[i-j];
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}
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BufferD[i] = sum / g_ExtDPeriod;
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}
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return(rates_total);
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}
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//+------------------------------------------------------------------+
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//| Finds the highest value in a given period of an array. |
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//+------------------------------------------------------------------+
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double Highest(const double &array[], int period, int current_pos)
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{
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double res = array[current_pos];
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for(int i = 1; i < period; i++)
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{
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int index = current_pos - i;
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if(index < 0)
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break;
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if(res < array[index])
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res = array[index];
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}
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return(res);
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}
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//+------------------------------------------------------------------+
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//| Finds the lowest value in a given period of an array. |
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//+------------------------------------------------------------------+
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double Lowest(const double &array[], int period, int current_pos)
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{
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double res = array[current_pos];
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for(int i = 1; i < period; i++)
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{
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int index = current_pos - i;
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if(index < 0)
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break;
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if(res > array[index])
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res = array[index];
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}
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return(res);
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}
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//+------------------------------------------------------------------+
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//+------------------------------------------------------------------+
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//+------------------------------------------------------------------+
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//| StochasticFast.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 and clarity
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#property description "Fast Stochastic Oscillator"
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//--- Indicator Window and Level Properties ---
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#property indicator_separate_window
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#property indicator_buffers 2 // %K (Main) and %D (Signal)
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#property indicator_plots 2
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#property indicator_level1 20.0
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#property indicator_level2 80.0
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#property indicator_minimum 0.0
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#property indicator_maximum 100.0
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//--- Plot 1: %K line (Fast)
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#property indicator_label1 "%K"
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#property indicator_type1 DRAW_LINE
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#property indicator_color1 clrLightSeaGreen
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#property indicator_style1 STYLE_SOLID
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#property indicator_width1 1
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//--- Plot 2: %D line (Signal)
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#property indicator_label2 "%D"
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#property indicator_type2 DRAW_LINE
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#property indicator_color2 clrRed
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#property indicator_style2 STYLE_DOT
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#property indicator_width2 1
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//--- Input Parameters ---
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input int InpKPeriod = 14; // %K Period (Stochastic period)
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input int InpDPeriod = 3; // %D Period (signal line smoothing)
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//--- Indicator Buffers ---
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double BufferK[]; // Plotted buffer for the main %K line
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double BufferD[]; // Plotted buffer for the signal %D line
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//--- Global Variables ---
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int g_ExtKPeriod, g_ExtDPeriod;
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//--- Forward declarations for helper functions ---
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double Highest(const double &array[], int period, int current_pos);
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double Lowest(const double &array[], int period, int current_pos);
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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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//--- Validate and store input periods
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g_ExtKPeriod = (InpKPeriod < 1) ? 1 : InpKPeriod;
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g_ExtDPeriod = (InpDPeriod < 1) ? 1 : InpDPeriod;
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//--- Map the buffers and set as non-timeseries
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SetIndexBuffer(0, BufferK, INDICATOR_DATA);
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SetIndexBuffer(1, BufferD, INDICATOR_DATA);
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ArraySetAsSeries(BufferK, false);
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ArraySetAsSeries(BufferD, false);
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//--- Set indicator display properties
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IndicatorSetInteger(INDICATOR_DIGITS, 2);
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PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, g_ExtKPeriod - 1);
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PlotIndexSetInteger(1, PLOT_DRAW_BEGIN, g_ExtKPeriod + g_ExtDPeriod - 2);
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IndicatorSetString(INDICATOR_SHORTNAME, StringFormat("Fast Stoch(%d,%d)", g_ExtKPeriod, g_ExtDPeriod));
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return(INIT_SUCCEEDED);
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}
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//+------------------------------------------------------------------+
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//| Fast Stochastic Oscillator 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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//--- Check if there is enough historical data
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int start_pos = g_ExtKPeriod + g_ExtDPeriod - 1;
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if(rates_total <= start_pos)
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return(0);
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//--- STEP 1: Calculate %K (Fast %K)
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for(int i = g_ExtKPeriod - 1; i < rates_total; i++)
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{
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double highest_high = Highest(high, g_ExtKPeriod, i);
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double lowest_low = Lowest(low, g_ExtKPeriod, i);
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double range = highest_high - lowest_low;
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if(range > 0)
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BufferK[i] = (close[i] - lowest_low) / range * 100.0;
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else
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BufferK[i] = (i > 0) ? BufferK[i-1] : 50.0;
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}
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//--- STEP 2: Calculate %D (Signal Line) as an SMA of %K
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int d_start_pos = g_ExtKPeriod + g_ExtDPeriod - 2;
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for(int i = d_start_pos; i < rates_total; i++)
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{
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double sum = 0;
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for(int j = 0; j < g_ExtDPeriod; j++)
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{
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sum += BufferK[i-j];
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}
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BufferD[i] = sum / g_ExtDPeriod;
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}
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return(rates_total);
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}
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//+------------------------------------------------------------------+
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//| Finds the highest value in a given period of an array. |
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//+------------------------------------------------------------------+
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double Highest(const double &array[], int period, int current_pos)
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{
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double res = array[current_pos];
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for(int i = 1; i < period; i++)
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{
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int index = current_pos - i;
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if(index < 0)
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break;
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if(res < array[index])
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res = array[index];
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}
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return(res);
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}
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//+------------------------------------------------------------------+
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//| Finds the lowest value in a given period of an array. |
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//+------------------------------------------------------------------+
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double Lowest(const double &array[], int period, int current_pos)
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{
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double res = array[current_pos];
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for(int i = 1; i < period; i++)
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{
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int index = current_pos - i;
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if(index < 0)
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break;
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if(res > array[index])
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res = array[index];
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}
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return(res);
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}
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//+------------------------------------------------------------------+
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//+------------------------------------------------------------------+
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