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...draw a bitmap on the desktop?
Autor: Rohrbach Cedric
Homepage: http://www.delphixgames.ch
[ Print tip ]  

Tip Rating (4):  
     


procedure TForm1.Button1Click(Sender: TObject);
var
  
Picture: TPicture;
  Desktop: TCanvas;
  X, Y: Integer;
begin
  
// Objekte erstellen
  // create objects
  
Picture := TPicture.Create;
  Desktop := TCanvas.Create;

  // Bild laden
  // load bitmap
  
Picture.LoadFromFile('bitmap1.bmp');

  // Gerätekontex vom Desktop ermitteln
  // get DC of desktop
  
Desktop.Handle := GetWindowDC(0);

  // Position des Bildes
  // position of bitmap
  
X := 100;
  Y := 100;

  // Bild zeichnen
  // draw bitmap
  
Desktop.Draw(X, Y, Picture.Graphic);

  // Gerätekontex freigeben
  
ReleaseDC(0, Desktop.Handle);

  // Objekte freigeben
  // release objects
  
Picture.Free;
  Desktop.Free;
end;


 

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