procedure DrawPoint(img: TImage32; const pt: TPointD; radius: double; color: TColor32); overload;
procedure DrawPoint(img: TImage32; const pt: TPointD; radius: double; renderer: TCustomRenderer); overload;
procedure DrawPoint(img: TImage32; const points: TPathD; radius: double; color: TColor32); overload;
procedure DrawPoint(img: TImage32; const paths: TPathsD; radius: double; color: TColor32); overload;
Draws a point (circle) using the specified radius and color (or custom renderer).
uses Img32, Img32.Fmt.PNG, Img32.vector, Img32.Draw; ... var img: TImage32; path, path2: TPathD; rec: TRect; begin img := TImage32.Create(256,256); rec := img.Bounds; Windows.InflateRect(rec, -30, 0); Windows.OffsetRect(rec, 0, 80); with rec do Path := FlattenQBezier(PointD(left, top), PointD((left+right)/2, bottom), PointD(right, top)); DrawLine(img, path, 10, clMaroon32, esRound); //draw a couple of 'points' DrawPoint(img, PointD(32,25) , 25, clBlue32); DrawPoint(img, PointD(256-32,25) , 25, clBlue32); img.SaveToFile('c:\temp\line4.png'); img.Free; end;
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