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unit Unit1;
interface
uses
SysUtils, Types, Classes, Variants, QTypes, QGraphics, QControls, QForms,
QDialogs, QStdCtrls, QExtCtrls,qt;
type
TForm1 = class(TForm)
ComboBox1: TComboBox;
Edit1: TEdit;
Label1: TLabel;
Label2: TLabel;
Button1: TButton;
Bevel1: TBevel;
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.xfm}
procedure TForm1.Button1Click(Sender: TObject);
var
pxy,PrPoint:TPoint;
begin
pxy.x:=100;
pxy.y:=100;
canvas.Start(); //prevent other process using canvas
canvas.Font.Size:=40;
QPainter_rotate(Canvas.Handle,strtoint(ComboBox1.text));
QPainter_xFormDev(Canvas.Handle,PPoint(@prpoint),ppoint(@Pxy));
Canvas.TextOut(prpoint.x,prpoint.Y,Edit1.Text);
canvas.Stop;
//return to old position
QPainter_rotate(Canvas.Handle,strtoint(ComboBox1.text)*-1);
Canvas.TextOut(pxy.x,pxy.Y,Edit1.Text);
end;
end.
在RedHat9 kylix3.0下测试通过
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