unit Unit1;    interface    uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, ExtCtrls;    type
  TForm1 = class(TForm)
    PaintBox1: TPaintBox;
    Button1: TButton;
    procedure PaintBox1Paint(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;    var
  Form1: TForm1;    implementation    {$R *.dfm}    procedure TForm1.PaintBox1Paint(Sender: TObject);
var
 L:integer;
begin
 //框格
 PaintBox1.Canvas.Rectangle(PaintBox1.Left,
                            PaintBox1.Top,
                            PaintBox1.Width,
                            PaintBox1.Height );
 For L:=1 to 15 do
 begin
  PaintBox1.Canvas.MoveTo (PaintBox1.Left,
                           PaintBox1.Top (L*20));
  PaintBox1.Canvas.LineTo (PaintBox1.Width (L*20),
                            PaintBox1.Top (L*20));
  PaintBox1.Canvas.MoveTo (PaintBox1.Left (L*20),
                           PaintBox1.Top);
  PaintBox1.Canvas.LineTo (PaintBox1.Left (L*20),
                           PaintBox1.Height (L*20));     end;     //填入黑格子
 PaintBox1.Canvas.Brush.Color:=clBlack;
 PaintBox1.Canvas.FloodFill(PaintBox1.Left 30,PaintBox1.Top 50,clBlack,fsBorder);
 PaintBox1.Canvas.FloodFill(PaintBox1.Left 50,PaintBox1.Top 50,clBlack,fsBorder);     PaintBox1.Canvas.Brush.Color:=clBtnFace;
end;    //填文字
procedure TForm1.Button1Click(Sender: TObject);
begin
 PaintBox1.Canvas.Font.Size:=14;
 PaintBox1.Canvas.Font.Style:=[fsBold];
 PaintBox1.Canvas.TextOut(PaintBox1.Left 5,PaintBox1.Top 1,'A');
 PaintBox1.Canvas.TextOut(PaintBox1.Left 5,PaintBox1.Top 21,'B');
 PaintBox1.Canvas.TextOut(PaintBox1.Left 5,PaintBox1.Top 41,'C');
end;    procedure TForm1.FormCreate(Sender: TObject);
begin
 PaintBox1.Left:=8;
 PaintBox1.Top:=8;
 PaintBox1.Width:=329;
 PaintBox1.Height:=329;
end;    end.