代码文件:
unit Unit1;interfaceuses 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); end;var Form1: TForm1;implementation{$R *.dfm}procedure TForm1.Button1Click(Sender: TObject);const ImgPath1 = 'C:\Temp\DX.jpg';begin DXPaintBox1.DIB.LoadFromFile(ImgPath1); DXPaintBox1.Width := DXPaintBox1.DIB.Width; DXPaintBox1.Height := DXPaintBox1.DIB.Height; DXPaintBox1.Repaint;end;procedure TForm1.Button2Click(Sender: TObject);begin DXPaintBox1.DIB.EncryptDecrypt(0); DXPaintBox1.Repaint;end;end.