How to draw transparent text on a bitmap (Views: 28)
Problem/Question/Abstract: How to draw transparent text on a bitmap Answer: The following example demonstrates drawing transparent text on the canvas of a TBitmap: procedure TForm1.Button1Click(Sender: TObject); var OldBkMode: integer; begin Image1.Picture.Bitmap.Canvas.Font.Color := clBlue; OldBkMode := SetBkMode(Image1.Picture.Bitmap.Canvas.Handle, TRANSPARENT); Image1.Picture.Bitmap.Canvas.TextOut(10, 10, 'Hello'); SetBkMode(Image1.Picture.Bitmap.Canvas.Handle, OldBkMode); end; |