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;
Copyright ©2010-2023 Angus Johnson - Image32 4.8 - Help file built on 16 Apr 2025