Author: Tomas Rutkauskas

How to copy text from a TRichEdit to the canvas of a TImage

Answer:

1   uses
2     Richedit;
3   
4   var
5     imagecanvas: TCanvas;
6     fmt: TFormatRange;
7   begin
8     imagecanvas := image1.canvas;
9     with fmt do
10    begin
11      hdc := imagecanvas.handle;
12      hdcTarget := hdc;
13      rc := Rect(0, 0, imagecanvas.cliprect.right * 1440 div pixelsperinch,
14        imagecanvas.cliprect.bottom * 1440 div pixelsperinch);
15      rcPage := rc;
16      chrg.cpMin := 0;
17      chrg.cpMax := richedit1.GetTextLen;
18    end;
19    {  SetBkMode( imagecanvas.Handle, TRANSPARENT );  }
20    richedit1.perform(EM_FORMATRANGE, 1, integer(@fmt));
21    richedit1.perform(EM_FORMATRANGE, 0, 0);
22    image1.refresh;
23  end;