TSvgRadialGradientRenderer

Hierarchy

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TCustomRenderer

   |

TCustomGradientRenderer

uses Image32, Image32_PNG, Image32_vector, Image32_Draw;
  ...
var
  rec: TRect;
  path: TPathD;
  rgr: TSvgRadialGradientRenderer;
  img: TImage32;
begin
  img := TImage32.Create(256,256);
  rec := Rect(6,6, 250,250);
  path := Ellipse(rec);
  
  rgr := TSvgRadialGradientRenderer.Create;
  rgr.SetParameters(rec, Point (80, 80), clFuchsia32, $FF3333FF);
  rgr.InsertColorStop(0.3, clRed32);
  rgr.InsertColorStop(0.4, clYellow32);
  rgr.InsertColorStop(0.5, clYellow32);
  rgr.InsertColorStop(0.7, clLime32);
  rgr.InsertColorStop(0.8, clAqua32);
  DrawPolygon(img, path, frEvenOdd, rgr);
  DrawLine(img, path, 3, clMaroon32, esClosed);
  img.SaveToFile('svg_gradient.png');
  rgr.Free;
  img.Free;
end;

Reference

Methods
In TSvgRadialGradientRenderer:
Initialize
RenderProc
SetParameters
In TCustomGradientRenderer:
InsertColorStop