Delphi 与 DirectX 之 DelphiX(29): TDIB.AddMonoNoise();

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所属分类:[开发技巧]

代码效果演示:

文件代码:
[pre class=deiphi]unit Unit1;

interface

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

type
TForm1 = class(TForm)
DXPaintBox1: TDXPaintBox;
Button1: TButton;
Button2: TButton;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
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.AddMonoNoise(128);
DXPaintBox1.Refresh;
end;

end.[/pre]
文件下载:200902131538351321.rar

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