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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(50):TDIB.DoLightness();

Delphi與DirectX之DelphiX(50):TDIB.DoLightness();

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);
  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.DoLightness(64);
  DXPaintBox1.Repaint;
end;
end.

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