Delphi 与 DirectX 之 DelphiX(16): DXImageList1.Items.Find();

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所属分类:[开发技巧]

本例效果图:

代码文件:

unit Unit1;

interface

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

type
TForm1 = class(TForm)
DXDraw1: TDXDraw;
Button1: TButton;
Button2: TButton;
DXImageList1: TDXImageList;
procedure FormCreate(Sender: TObject);
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);
begin
DXDraw1.Surface.Fill(0);
DXImageList1.Items.Find('img1').Draw(DXDraw1.Surface,0,0,0);
DXDraw1.Flip;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
DXDraw1.Surface.Fill(0);
DXImageList1.Items.Find('img2').Draw(DXDraw1.Surface,0,0,0);
DXDraw1.Flip;
end;

procedure TForm1.FormCreate(Sender: TObject);
const
ImgPath1 = 'C:\Temp\DelphiX.bmp';
ImgPath2 = 'C:\Temp\DelphiX.jpg';
begin
DXImageList1.DXDraw := DXDraw1;
DXImageList1.Items.Add;
DXImageList1.Items[DXImageList1.Items.Count-1].Picture.LoadFromFile(ImgPath1);
DXImageList1.Items[DXImageList1.Items.Count-1].Name:='img1';

DXImageList1.Items.Add;
DXImageList1.Items[DXImageList1.Items.Count-1].Picture.LoadFromFile(ImgPath2);
DXImageList1.Items[DXImageList1.Items.Count-1].Name := 'img2';

end;

end.
16item的Find.rar

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