Delphi 与 DirectX 之 DelphiX(31): TDIB.Twist();

效果显示:

文件代码:

unit Unit1;

interface

uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, DIB, StdCtrls;

type
TForm1 = class(TForm)
Button1: TButton;
Button2: TButton;
DXPaintBox1: TDXPaintBox;
procedure Button1Click(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure FormDestroy(Sender: TObject);
procedure Button2Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;

var
Form1: TForm1;

implementation

{$R *.dfm}
var
dib: TDiB;

procedure TForm1.Button1Click(Sender: TObject);
const
ImgPath1 = 'C:\Temp\DX.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.Twist(dib,128);
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.

文件下载:200902131645044521.rar