TContourSeries.OnBeforeDrawLevel

All Units All Classes Properties, Methods and Events

TContourSeries.OnBeforeDrawLevel
TContourSeries

property OnBeforeDrawLevel: TOnBeforeDrawLevelEvent;

Unit
TeeSurfa

Description
Called just before drawing each level segments.
Use this event to for example customize the pen used to draw each level segments.

procedure TContourOnBefore.Series1BeforeDrawLevel(Sender: TContourSeries;
LevelIndex: Integer);
begin
// Change pen for contour level 4...
if LevelIndex=4 then
Chart1.Canvas.Pen.Width:=3
else
Chart1.Canvas.Pen.Width:=1;
end;