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本例效果图: 代码文件: unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, DXDraws, StdCtrls; type TForm1 = class(TForm) DXDraw1: TDXDraw; DXImageList1: TDXImageList; Button1: TButton; procedure FormCreate(Sender: TObject); procedure Button1Click(Sender: TObject); end; var Form1: TForm1; implementation {$R *.dfm} procedure TForm1.FormCreate(Sender: TObject); const ImgPath1 = 'C:\Temp\DelphiX.bmp'; ImgPath2 = 'C:\Temp\DelphiX.jpg'; var PicItem: TPictureCollectionItem; begin DXImageList1.DXDraw := DXDraw1; DXImageList1.Items.Add; PicItem := DXImageList1.Items[DXImageList1.Items.Count-1]; PicItem.Picture.LoadFromFile(ImgPath1); DXImageList1.Items.Add; PicItem := DXImageList1.Items[DXImageList1.Items.Count-1]; PicItem.Picture.LoadFromFile(ImgPath2); end; procedure TForm1.Button1Click(Sender: TObject); begin with DXImageList1 do begin Items[0].Draw(DXDraw.Surface, 0, 0, 0); Items[1].Draw(DXDraw.Surface, 0, Items[0].Height, 0); DXDraw.Flip; end; end; end. |
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