textmain.pas

来自「《深入Delphi的多媒体编程》实例源代码」· PAS 代码 · 共 36 行

unit textmain;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  StdCtrls;

type
  TForm1 = class(TForm)
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.DFM}

procedure TForm1.Button1Click(Sender: TObject);
begin
 Canvas.Brush.Color:=clWhite;
 canvas.brush.style:=bsclear;//透明模式
 Canvas.Font.Size:=24;
 Canvas.Font.Color:=clBlue;
 Canvas.TextOut(70,50,'在画布上写字。');
end;

end.