using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Windows.Forms;
using?GraphExample.Shapes;
using?GraphExample.Marks;

namespace?GraphExample
{
????public?partial?class?MainForm?:?Form
????{
????????Canvas?canvas?=?new?Canvas（）;

????????public?MainForm（）
????????{
????????????InitializeComponent（）;
????????}

????????private?void?MainForm_Load（object?sender?EventArgs?e）
????????{
????????????canvas.Shapes.Add（new?Box（）
????????????{
????????????????Rectangle?=?new?Rectangle（100?100?400?500）
????????????????UserData?=?new?PowerStation（）
????????????}）;
????????????canvas.Shapes.Add（new?BoxWithoutOneAngle（）
????????????{
????????????????Rectangle?=?new?Rectangle（150?150?200?66）
????????????????UserData?=?new?School（）
????????????}）;

????????}

????????private?void?MainForm_Paint（object?sender?PaintEventArgs?e）
????????{
????????????Draw（e.Graphics）;
????????}

????????public?void?Draw（Graphics?g）
????????{
????????????canvas.Draw（g）;
????????}

????????Mark?markonmousedown?=?null;
????????Shape?shapeonmousedown?=?null;
????????Point?pointonmousedown;
????????Point?pointInShapeonmousedown;

????????private?void?MainForm_MouseDown（object?sender?MouseEventArgs?e）
????????{
????????????pointonmousedown?=?e.Location;

????????????if?（e.Button?==?System.Windows.Forms.MouseButtons.Left）
????????????????markonmousedown?=?canvas.GetMark（e.X?e.Y）;
????????????if?（markonmousedown?!=?null）
????????????????return;

????????????shapeonmousedown?=?canvas.GetShape（e.X?e.Y）;
????????????if?（shapeonmousedown?!=?null）
????????????{
????????????????pointInShapeonmousedown?=?new?Point（
????????????????????e.Location.X?-
????????????????????shapeonmousedown.Rectangle.Location.X
????????????????????e.Location.Y?-
????????????????????shapeonmousedown.Rectangle.Location.Y）;
????????????????shapeonmousedown.Selected?=?true;
????????????}
????????????else
????????????????canvas.ClearSelection（）;

????????????this.Refresh（）;
????????}

????????private?void?MainForm_MouseMove（object?sender?MouseEventArgs?e）
????????{
????????????if?（e.Button?==?System.Windows.Forms.MouseButtons.Left）
????????????{
????????????????if?（markonmousedown?!=?null）
????????????????{
????????????????????markonmousedown.MoveTo（e.Location）;
????????????????????this.Refresh（）;
????????????????????return;
????????????????}
????????????????else?if?（shapeonmousedown?!=?null）
????????????????{
????????????????????shapeonmousedown.MoveTo（
????????????????????????new?Point（e.X?-?pointInShapeonmousedown.X
????????????????????????????e.Y?-?pointInShapeonmousedown.Y））;
????????????????????this.Refresh（）;
????????????????????this.Cursor?=?Cursors.SizeAll;
????????????????????return;
????????????????}
????????????}

????????????Mark?m?=?canvas.GetMark（e.X?e.Y）;
????????????if?（m?!

?屬性????????????大小?????日期????時(shí)間???名稱(chēng)
-----------?---------??----------?-----??----
?????目錄???????????0??2012-11-04?10:32??GraphExample2\
?????文件?????????144??2012-11-04?11:01??GraphExample2\app.config
?????目錄???????????0??2012-11-04?10:32??GraphExample2\bin\
?????目錄???????????0??2012-11-04?10:32??GraphExample2\bin\Debug\
?????文件???????19456??2012-12-23?22:14??GraphExample2\bin\Debug\GraphExample.exe
?????文件?????????144??2012-11-04?11:01??GraphExample2\bin\Debug\GraphExample.exe.config
?????文件???????83456??2012-12-23?22:14??GraphExample2\bin\Debug\GraphExample.pdb
?????文件???????11600??2012-12-28?15:49??GraphExample2\bin\Debug\GraphExample.vshost.exe
?????文件?????????144??2012-11-04?11:01??GraphExample2\bin\Debug\GraphExample.vshost.exe.config
?????文件?????????490??2012-06-06?02:06??GraphExample2\bin\Debug\GraphExample.vshost.exe.manifest
?????目錄???????????0??2012-10-19?15:55??GraphExample2\bin\Release\
?????文件???????????1??2012-10-26?20:31??GraphExample2\ClassDiagram1.cd
?????文件????????4449??2012-11-04?11:01??GraphExample2\GraphExample.csproj
?????文件?????????865??2012-10-12?17:18??GraphExample2\GraphExample.sln
?????文件???????39424??2012-12-28?15:50??GraphExample2\GraphExample.suo
?????文件???????46592??2012-11-02?17:24??GraphExample2\GraphExample.v11.suo
?????文件????????3140??2012-11-02?17:10??GraphExample2\MainForm.cs
?????文件????????1812??2012-10-19?17:18??GraphExample2\MainForm.Designer.cs
?????文件????????5817??2012-10-19?17:18??GraphExample2\MainForm.resx
?????目錄???????????0??2012-11-04?10:32??GraphExample2\Marks\
?????文件????????2369??2012-11-02?17:02??GraphExample2\Marks\Mark.cs
?????文件?????????490??2012-11-02?17:06??GraphExample2\Marks\MarkCollection.cs
?????文件?????????777??2012-11-02?17:02??GraphExample2\Marks\ShapeMark.cs
?????文件?????????754??2012-11-02?17:02??GraphExample2\Marks\SizeMark.cs
?????目錄???????????0??2012-11-04?10:32??GraphExample2\obj\
?????目錄???????????0??2012-11-04?10:32??GraphExample2\obj\x86\
?????目錄???????????0??2012-12-23?22:14??GraphExample2\obj\x86\Debug\
?????文件????????4040??2012-11-13?23:33??GraphExample2\obj\x86\Debug\DesignTimeResolveAssemblyReferences.cache
?????文件????????6108??2012-12-23?22:14??GraphExample2\obj\x86\Debug\DesignTimeResolveAssemblyReferencesInput.cache
?????文件?????????422??2012-10-26?16:27??GraphExample2\obj\x86\Debug\GenerateResource.read.1.tlog
?????文件????????1420??2012-10-26?16:27??GraphExample2\obj\x86\Debug\GenerateResource.write.1.tlog
............此處省略31個(gè)文件信息