66 lines
2.1 KiB
MQL5
66 lines
2.1 KiB
MQL5
 | //+------------------------------------------------------------------+
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//| LineChartSample.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 description "Example of using line chart"
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//---
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#include <Canvas\Charts\LineChart.mqh>
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//+------------------------------------------------------------------+
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//| inputs |
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//+------------------------------------------------------------------+
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input bool Accumulative=false;
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//+------------------------------------------------------------------+
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//| Script program start function |
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//+------------------------------------------------------------------+
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int OnStart(void)
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{
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int k=100;
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double arr[10];
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//--- create chart
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CLineChart chart;
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//--- create chart
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if(!chart.CreateBitmapLabel("SampleHistogrammChart",10,10,600,450))
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{
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Print("Error creating line chart: ",GetLastError());
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return(-1);
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}
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if(Accumulative)
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{
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chart.Accumulative();
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chart.VScaleParams(20*k*10,-10*k*10,20);
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}
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else
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chart.VScaleParams(20*k,-10*k,15);
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chart.ShowScaleTop(false);
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chart.ShowScaleRight(false);
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chart.ShowLegend();
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chart.Filled();
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for(int j=0;j<5;j++)
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{
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for(int i=0;i<10;i++)
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{
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k=-k;
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if(k>0)
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arr[i]=k*(i+10-j);
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else
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arr[i]=k*(i+10-j)/2;
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}
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chart.SeriesAdd(arr,"Item"+IntegerToString(j));
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}
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//--- play with values
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while(!IsStopped())
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{
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int i=rand()%5;
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int j=rand()%10;
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k=rand()%3000-1000;
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chart.ValueUpdate(i,j,k);
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Sleep(200);
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}
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//--- finish
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chart.Destroy();
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return(0);
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}
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//+------------------------------------------------------------------+
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