Delphi 与 DirectX 之 DelphiX(33): TDIB.SmoothRotateWrap();

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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, DIB;

type
TForm1 = class(TForm)
DXPaintBox1: TDXPaintBox;
Button1: TButton;
Button2: TButton;
// procedure FormCreate(Sender: TObject);
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure FormDestroy(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;

var
Form1: TForm1;

implementation

{$R *.dfm}

var
dib: TDIB;

procedure TForm1.Button1Click(Sender: TObject);
const
ImgPath1 = 'C:\Temp\DX.jpg';
begin
dib.LoadFromFile(ImgPath1);
DXPaintBox1.DIB.Assign(DIB);
DXPaintBox1.Width := dib.Width;
DXPaintBox1.Height := DIB.Height;
DXPaintBox1.Repaint;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
DXPaintBox1.DIB.SmoothRotateWrap(dib,dib.Width div 2,dib.Height div 2,15.5);
DXPaintBox1.DIB.Assign(dib);
DXPaintBox1.Repaint;
end;



procedure TForm1.FormCreate(Sender: TObject);
begin
dib := TDIB.Create;
end;

procedure TForm1.FormDestroy(Sender: TObject);
begin
dib.Free;
end;

end.

文件下载:200902191710393653.rar

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