59 lines
829 B
ObjectPascal

unit Unit1;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, StdCtrls,
ExtCtrls;
type
{ TForm1 }
TForm1 = class(TForm)
Button1: TButton;
procedure Button1Click(Sender: TObject);
procedure FormPaint(Sender: TObject);
private
{ private declarations }
public
{ public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.lfm}
{ TForm1 }
procedure TForm1.FormPaint(Sender: TObject);
var
c: tcanvas;
begin
c:= self.canvas;
c.brush.color:= clyellow;
c.fillrect(0, 0, 200, 200);
c.pen.color:= clred;
c.line(10,10,30,10);
c.line(30,10,50,10);
c.line(50,10,80,10);
c.line(10,10,10,30);
c.line(10,30,10,50);
c.line(10,50,10,80);
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
close;
end;
end.