whats new ¦  programming tips ¦  indy articles ¦  intraweb articles ¦  informations ¦  links ¦  interviews
 misc ¦  tutorials ¦  Add&Win Game

Tips (1541)

Database (90)
Files (137)
Forms (107)
Graphic (114)
IDE (21)
Indy (5)
Internet / LAN (130)
IntraWeb (0)
Math (76)
Misc (126)
Multimedia (45)
Objects/
ActiveX (51)

OpenTools API (3)
Printing (35)
Strings (83)
System (266)
VCL (242)

Top15

Tips sort by
component


Search Tip

Add new Tip

Add&Win Game

Advertising

39 Visitors Online


 
...draw transparent text on desktop?
Autor: Gurkan Aslan
[ Print tip ]  

Tip Rating (5):  
     



  public
    
{ Public-Deklarationen }
     
procedure WriteText(TransText: string);
  end;
  
var
  
Form1: TForm1;

implementation

{$R *.DFM}

procedure TForm1.WriteText(TransText: string);
var
  
MyHand: HWND;
  MyDc: HDC;
  MyCanvas: TCanvas;
begin
  
MyHand   := GetDesktopWindow;
  MyDc     := GetWindowDC(MyHand);
  MyCanvas := TCanvas.Create;
  MyCanvas.Handle := MyDC;
  BeginPath(MyCanvas.Handle);
  MyCanvas.Font.Color := clRed;
  MyCanvas.Font.Name  := 'Courier New';
  MyCanvas.Font.Size  := 60;
  SetBkMode(MyCanvas.Handle, TRANSPARENT);
  EndPath(MyCanvas.Handle);
  MyCanvas.TextOut(0, 0, TransText);
end;


procedure TForm1.Button1Click(Sender: TObject);
begin
  
WriteText('SwissDelphiCenter');
end;


 

Rate this tip:

poor
very good


Copyright © by SwissDelphiCenter.ch
All trademarks are the sole property of their respective owners