How to print a TImage ?

From: http://www.delphitricks.com
Befor dowing this trick, please add Printers to your uses.



Code:
..........

uses
  Printers;

procedure TForm1.Button1Click(Sender: TObject);
var
  ScaleX, ScaleY: Integer;
  RR: TRect;
begin
  with Printer do
  begin
    BeginDoc;
    try
      ScaleX := GetDeviceCaps(Handle, logPixelsX) div PixelsPerInch;
      ScaleY := GetDeviceCaps(Handle, logPixelsY) div PixelsPerInch;
      RR := Rect(0, 0, Image1.picture.Width * scaleX, Image1.Picture.Height * ScaleY);
      Canvas.StretchDraw(RR, Image1.Picture.Graphic);
    finally
      EndDoc;   //Methode EndDoc beendet den aktuellen Druckauftrag und schließt die
    end;
  end;
end;