ImageEn, unit iexBitmaps

TIEBitmap.OnRenderVirtualPixel

TIEBitmap.OnRenderVirtualPixel


Declaration


property OnRenderVirtualPixel: TIERenderVirtualPixel;


Description


Occurs whenever a pixel must be rendered if PixelFormat is ieVirtual.
Applications should set OnRenderVirtualPixel after PixelFormat = ieVirtual.


Example


ImageEnView1.IEBitmap.OnRenderVirtualPixel := DrawVirtualPixel;
ImageEnView1.Update();

...

procedure TForm1.DrawVirtualPixel(Sender: TObject; SrcX, SrcY: integer; var outval: TRGB);
begin
  outval := CreateRGB(SrcX mod 255, SrcY mod 255, 255);
end;