ustyle.pas

用DELPHI 和MAPX的基础练习.是学习的好资料

unit UStyle;

interface

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

type
  TFStyle = class(TForm)
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    Button4: TButton;
    Label1: TLabel;
    Panel1: TPanel;
    Image1: TImage;
    Panel2: TPanel;
    Image2: TImage;
    procedure Button4Click(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure FormShow(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  FStyle: TFStyle;
  TestStyle:CMapXStyle;
implementation

uses UMap;

{$R *.dfm}

procedure TFStyle.Button4Click(Sender: TObject);
begin
close;
end;

procedure TFStyle.Button1Click(Sender: TObject);
var
rect: CMapXRectangle;
begin
  rect := CoRectangle.Create;
  TestStyle.PickSymbol();
  rect.Set_(0, 0, Image1.Width, Image1.Height);
  TestStyle.DrawSymbolSample(image1.Canvas.Handle,rect);
end;

procedure TFStyle.FormShow(Sender: TObject);
begin
TestStyle:=FMap.Map1.DefaultStyle.Clone;
end;

procedure TFStyle.Button2Click(Sender: TObject);
var
rect: CMapXRectangle;
begin
  rect := CoRectangle.Create;
  TestStyle.PickText();
  rect.Set_(0, 0, Image2.Width, Image1.Height);
  TestStyle.DrawTextSample(image2.Canvas.Handle,rect,'测试样例,Sample');
end;

procedure TFStyle.Button3Click(Sender: TObject);
begin
Fmap.Map1.DefaultStyle:=TestStyle;
close;
end;

end.