unit1.pas

来自「Delphi 7应用编程150例附书源码,第2章-图像处理实例」· PAS 代码 · 共 45 行

unit Unit1;

interface

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

type
  TfrmMain = class(TForm)
    btnView: TButton;
    Edit1: TEdit;
    procedure btnViewClick(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  frmMain: TfrmMain;

implementation

{$R *.dfm}

procedure TfrmMain.btnViewClick(Sender: TObject);
begin
    Canvas.Font.Name := 'Times New Roman';
    //这里的字体一定要是TrueType Font
    Canvas.Font.size := 50;
    Canvas.Font.style := [fsItalic,fsBold];
    BeginPath(Canvas.handle);
    //开始捕获 Canvas上绘制的轮廓
    SetBkMode(Canvas.Handle, TRANSPARENT );
    Canvas.TextOut(10,0,Edit1.Text);
    Endpath(Canvas.Handle);
    //结束捕获
    Canvas.Pen.Color := clred;
    StrokePath(Canvas.Handle);
    //将捕获的轮廓用当前的Pen画到Canvas上
end;

end.