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Occurs just before the chart is drawn. Write an OnDrawing event handler to do an action just before the chart is drawn.

Note that the OnDrawing event handler can abort chart drawing by setting DoDraw to false.

Namespace: FMX.RS.ChartPanel

Delphi

public
  property OnDrawing: TRSChartDrawingEvent read FOnDrawing write FOnDrawing;
 

Value

Type: TRSChartDrawingEvent

Reference

•FMX.RS.ChartPanel.TRSCustomChart.OnDraw

•FMX.RS.ChartPanel.TRSCustomChart.Draw(TCanvas,TCanvasRect,TRSChartAxis,TRSChartAxis,Boolean,Boolean)

•TRSCustomChart

•FMX.RS.ChartPanel

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