73 lines
2.8 KiB
MQL5
73 lines
2.8 KiB
MQL5
//+------------------------------------------------------------------+
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//| IndLabelHighLowClose.mq5 |
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//| Copyright 2021, MetaQuotes Ltd. |
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//| https://www.mql5.com |
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//+------------------------------------------------------------------+
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#property indicator_chart_window
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#property indicator_buffers 3
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#property indicator_plots 2
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// visual settings of the high-low plot (index 0 becomes 1 in the directive)
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#property indicator_type1 DRAW_HISTOGRAM2
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#property indicator_style1 STYLE_SOLID // default, can be omitted
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#property indicator_color1 clrBlue
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#property indicator_width1 5
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#property indicator_label1 "High;Low"
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// visual settings of the close plot (index 1 becomes 2 in the directive)
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#property indicator_type2 DRAW_LINE
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#property indicator_style2 STYLE_SOLID // default, can be omitted
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#property indicator_color2 clrRed
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#property indicator_width2 2
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#property indicator_label2 "Close"
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double highs[];
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double lows[];
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double closes[];
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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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// register arrays for prices as indicator buffers
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SetIndexBuffer(0, highs);
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SetIndexBuffer(1, lows);
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SetIndexBuffer(2, closes);
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return INIT_SUCCEEDED;
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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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// on every new bar or many new bars (including first event)
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if(prev_calculated != rates_total)
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{
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// update new bars
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ArrayCopy(highs, high, prev_calculated, prev_calculated);
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ArrayCopy(lows, low, prev_calculated, prev_calculated);
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ArrayCopy(closes, close, prev_calculated, prev_calculated);
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}
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else // ticks on current bar
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{
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// update the latest bar
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highs[rates_total - 1] = high[rates_total - 1];
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lows[rates_total - 1] = low[rates_total - 1];
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closes[rates_total - 1] = close[rates_total - 1];
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}
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return rates_total; // report number of processed bars for future calls
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}
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//+------------------------------------------------------------------+
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