unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, Gauges, ExtCtrls; type TForm1 = class(TForm) Timer1: TTimer; procedure Timer1Timer(Sender: TObject); private { Private declarations } public { Public declarations } end; var Form1: TForm1; x,y,x1,y1:integer; aci:real; p1,p2,p3,p4,p5,p6,p7,p8:tpoint; implementation {$R *.dfm} procedure TForm1.Timer1Timer(Sender: TObject); begin aci:=aci+2*pi/360; p1.X:=200; p1.Y :=200; p2.X :=p1.X +100; p2.Y :=p1.Y ; p3.X :=p1.X +100; p3.Y :=p1.Y +100; p4.X :=p1.X ; p4.Y :=p1.Y +100; p5.X :=p1.X +round(sin(aci)*50); p5.Y :=p1.X +round(cos(aci)*50); p6.X :=p5.X +100; p6.Y :=p5.Y ; p7.X :=p5.X +100; p7.Y :=p5.Y +100; p8.X :=p5.X ; p8.Y :=p5.Y+100 ; canvas.Pen.Color :=clblack; canvas.Pen.Style:=psdot; canvas.Pen.Width :=1; canvas.MoveTo(p1.X ,p1.y); canvas.LineTo(p2.X ,p2.Y); canvas.LineTo(p3.X ,p3.Y); canvas.LineTo(p4.X ,p4.Y); canvas.LineTo(p1.X ,p1.Y); canvas.Pen.Style :=pssolid; canvas.Pen.Width:=3; canvas.LineTo(p5.X ,p5.Y); canvas.LineTo(p6.X ,p6.Y); canvas.LineTo(p7.X ,p7.Y); canvas.LineTo(p8.X ,p8.Y); canvas.LineTo(p5.X,p5.Y); canvas.MoveTo(p2.X,p2.Y); canvas.LineTo(p6.X ,p6.y); canvas.MoveTo(p3.X,p3.Y); canvas.LineTo(p7.X ,p7.y); canvas.MoveTo(p4.X,p4.Y); canvas.LineTo(p8.X ,p8.y); sleep(1); canvas.Pen.Color :=form1.Color; canvas.MoveTo(p1.X ,p1.y); canvas.LineTo(p2.X ,p2.Y); canvas.LineTo(p3.X ,p3.Y); canvas.LineTo(p4.X ,p4.Y); canvas.LineTo(p1.X ,p1.Y); canvas.LineTo(p5.X ,p5.Y); canvas.LineTo(p6.X ,p6.Y); canvas.LineTo(p7.X ,p7.Y); canvas.LineTo(p8.X ,p8.Y); canvas.LineTo(p5.X,p5.Y); canvas.MoveTo(p2.X,p2.Y); canvas.LineTo(p6.X ,p6.y); canvas.MoveTo(p3.X,p3.Y); canvas.LineTo(p7.X ,p7.y); canvas.MoveTo(p4.X,p4.Y); canvas.LineTo(p8.X ,p8.y); end; end.