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 程式師世界 >> 編程語言 >> 更多編程語言 >> Delphi >> Delphi 與 DirectX 之 DelphiX(33): TDIB.SmoothRotateWrap();

Delphi 與 DirectX 之 DelphiX(33): TDIB.SmoothRotateWrap();

編輯:Delphi

 本例效果圖:

  代碼文件:

unit Unit1;
interface
uses
 Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
 Dialogs, DIB, StdCtrls;
type
 TForm1 = class(TForm)
  DXPaintBox1: TDXPaintBox;
  Button1: TButton;
  Button2: TButton;
  procedure Button1Click(Sender: TObject);
  procedure Button2Click(Sender: TObject);
  procedure FormCreate(Sender: TObject);
  procedure FormDestroy(Sender: TObject);
 end;
var
 Form1: TForm1;
implementation
{$R *.dfm}
var
 dib: TDIB;
procedure TForm1.Button1Click(Sender: TObject);
const
 ImgPath1 = 'C:TempDX.jpg';
begin
 dib.LoadFromFile(ImgPath1);
 DXPaintBox1.DIB.Assign(dib);
 DXPaintBox1.Width := dib.Width;
 DXPaintBox1.Height := dib.Height;
 DXPaintBox1.Repaint;
end;
procedure TForm1.Button2Click(Sender: TObject);
begin
 DXPaintBox1.DIB.SmoothRotateWrap(dib, dib.Width div 2, dib.Height div 2, 15.5);
 DXPaintBox1.DIB.Assign(dib);
 DXPaintBox1.Repaint;
end;
procedure TForm1.FormCreate(Sender: TObject);
begin
 dib := TDIB.Create;
end;
procedure TForm1.FormDestroy(Sender: TObject);
begin
 dib.Free;
end;
end.


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