Alternative zu Canvas.TextWidth

[shmia]

Delphi-Quellcode:

function TrueFontWidth(fnt: TFont; const text:string): Integer;
var
   dc: hdc;
   tsize : Windows.TSize;
begin
   dc := GetDC(0);
   SelectObject(DC, fnt.Handle);
   GetTextExtentPoint32(dc, PChar(text), Length(text), tsize);
   ReleaseDC(0, DC);
   Result := tsize.cx;
end;