82 lines
2.9 KiB
MQL5
82 lines
2.9 KiB
MQL5
 | //+------------------------------------------------------------------+
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//| ColorBars.mq5 |
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//| Copyright 2000-2025, MetaQuotes Ltd. |
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//| https://www.mql5.com |
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2000-2025, MetaQuotes Ltd."
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#property link "https://www.mql5.com"
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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 ColorBars
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#property indicator_label1 "ColorBars"
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#property indicator_type1 DRAW_COLOR_BARS
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#property indicator_color1 clrGreen,clrRed
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#property indicator_label1 "Open;High;Low;Close"
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//--- indicator buffers
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double ExtOpenBuffer[];
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double ExtHighBuffer[];
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double ExtLowBuffer[];
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double ExtCloseBuffer[];
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double ExtColorsBuffer[];
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//+------------------------------------------------------------------+
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//| Custom indicator initialization function |
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//+------------------------------------------------------------------+
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void OnInit()
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{
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//--- indicators
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SetIndexBuffer(0,ExtOpenBuffer,INDICATOR_DATA);
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SetIndexBuffer(1,ExtHighBuffer,INDICATOR_DATA);
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SetIndexBuffer(2,ExtLowBuffer,INDICATOR_DATA);
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SetIndexBuffer(3,ExtCloseBuffer,INDICATOR_DATA);
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SetIndexBuffer(4,ExtColorsBuffer,INDICATOR_COLOR_INDEX);
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//--- don't show indicator data in DataWindow
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PlotIndexSetInteger(0,PLOT_SHOW_DATA,false);
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//--- set accuracy
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IndicatorSetInteger(INDICATOR_DIGITS,_Digits);
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}
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//+------------------------------------------------------------------+
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//| Custom indicator iteration 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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int i=0;
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bool vol_up=true;
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//--- set position for beginning
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if(i<prev_calculated)
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i=prev_calculated-1;
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//--- start calculations
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while(i<rates_total && !IsStopped())
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{
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ExtOpenBuffer[i]=open[i];
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ExtHighBuffer[i]=high[i];
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ExtLowBuffer[i]=low[i];
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ExtCloseBuffer[i]=close[i];
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//--- determine volume change
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if(i>0)
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{
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if(tick_volume[i]>tick_volume[i-1])
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vol_up=true;
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if(tick_volume[i]<tick_volume[i-1])
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vol_up=false;
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}
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if(vol_up)
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ExtColorsBuffer[i]=0.0;
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else
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ExtColorsBuffer[i]=1.0;
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i++;
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}
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//--- return value of prev_calculated for next call
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return(rates_total);
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}
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//+------------------------------------------------------------------+
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