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;

namespace?菜單
{
????public?partial?class?Form1?:?Form
????{
????????public?bool?shouldPaint;
????????public?Point?startpt;
????????public?Point?endpt;
????????public?Graphics?g;
????????public?Pen?Mypen;
????????private?Image?curImage;
????????private?string?curFileName?=?null;
????????private?Rectangle?curRect;
????????private?Size?originalSize?=?new?Size（00）;
????????private?double?curZoom?=?1.0;

????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????????bit?=?new?Bitmap（10?10）;
????????????Graphics?g?=?Graphics.FromImage（bit）;
????????????g.Clear（this.BackColor）;
????????????g.DrawRectangle（Pens.Blue?new?Rectangle（0?0?10?10））;
????????????g.Dispose（）;
????????????textureBrush?=?new?TextureBrush（bit）;//使用TextureBrush可以有效減少窗體拉伸時的閃爍
????????}

????????TextureBrush?textureBrush;
????????Bitmap?bit;
????????int?x?=?0;
????????int?y?=?0;
????????bool?showRec?=?false;

????????private?void?Form1_Load（object?sender?EventArgs?e）
????????{
????????????g?=?this.CreateGraphics（）;
????????????Mypen?=?new?Pen（Color.Blue?3）;

????????}



????????private?void?ExitMenu_Click（object?sender?EventArgs?e）
????????{
????????????this.Close（）;
????????}

????????private?void?openFileToolStripMenuItem_Click（object?sender?EventArgs?e）
????????{
????????????OpenFileDialog?opnDlg?=?new?OpenFileDialog（）;
????????????opnDlg.Filter?=?“All?Image?files|*.jpg;“;
????????????opnDlg.title?=?“ImageViewer:Open?Image?File“;
????????????opnDlg.ShowHelp?=?true;
????????????if?（opnDlg.ShowDialog（）?==?DialogResult.OK）
????????????{
????????????????curFileName?=?opnDlg.FileName;
????????????????try
????????????????{
????????????????????curImage?=?Image.FromFile（curFileName）;

????????????????}
????????????????catch?（Exception?exp）
????????????????{
????????????????????MessageBox.Show（exp.Message）;
????????????????}
????????????????this.AutoScroll?=?true;
????????????????this.AutoScrollMinSize?=?new?Size
????????????????（（int）（curImage.Width）
????????????????（int）（curImage.Height））;
????????????????this.Invalidate（）;
????????????}
???????????//?Invalidate（）;
????????????curRect?=?new?Rectangle（0?0?curImage.Width?curImage.Height）;
????????????originalSize.Width?=?curImage.Width;
????????????originalSize.Height?=?curImage.Height;
????????}

????????private?void?Form1_Paint（object?sender?PaintEventArgs?e）
????????{
????????????e.Graphics.FillRectangle（textureBrush?this.ClientRectangle）;
????????????if?（showRec）
????????????{
????????????????e.Graphics.DrawRectangle（Pens.Red?new?Rectangle（x?*?10?y?*?10?10?10））;
????????????????Console.WriteLine（“xxx1“）;
????????
????????????}

????????????Graphics?g?=?e.Graphics;
???????????//?Image?curImage?=?Image.FromFile（curFileName）;
?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????13824??2010-05-20?18:39??菜單\菜單\bin\Debug\菜單.exe

?????文件??????30208??2010-05-20?18:39??菜單\菜單\bin\Debug\菜單.pdb

?????文件??????14328??2010-05-20?18:39??菜單\菜單\bin\Debug\菜單.vshost.exe

?????文件????????490??2007-07-21?01:33??菜單\菜單\bin\Debug\菜單.vshost.exe.manifest

?????文件???????6096??2010-05-20?18:39??菜單\菜單\Form1.cs

?????文件???????9403??2010-05-20?18:39??菜單\菜單\Form1.Designer.cs

?????文件???????6012??2010-05-20?18:39??菜單\菜單\Form1.resx

?????文件???????1021??2010-05-20?18:44??菜單\菜單\obj\Debug\菜單.csproj.FileListAbsolute.txt

?????文件????????847??2010-05-20?18:39??菜單\菜單\obj\Debug\菜單.csproj.GenerateResource.Cache

?????文件??????13824??2010-05-20?18:39??菜單\菜單\obj\Debug\菜單.exe

?????文件????????180??2010-05-20?18:39??菜單\菜單\obj\Debug\菜單.Form1.resources

?????文件??????30208??2010-05-20?18:39??菜單\菜單\obj\Debug\菜單.pdb

?????文件????????180??2010-05-20?11:35??菜單\菜單\obj\Debug\菜單.Properties.Resources.resources

?????文件????????487??2010-05-18?19:39??菜單\菜單\Program.cs

?????文件???????1354??2010-05-18?19:39??菜單\菜單\Properties\AssemblyInfo.cs

?????文件???????2862??2010-05-18?19:39??菜單\菜單\Properties\Resources.Designer.cs

?????文件???????5612??2010-05-18?19:39??菜單\菜單\Properties\Resources.resx

?????文件???????1091??2010-05-18?19:39??菜單\菜單\Properties\Settings.Designer.cs

?????文件????????249??2010-05-18?19:39??菜單\菜單\Properties\Settings.settings

?????文件???????3758??2010-05-20?11:35??菜單\菜單\菜單.csproj

?????文件????????908??2010-05-18?19:39??菜單\菜單.sln

????..A..H.?????17408??2010-05-20?18:44??菜單\菜單.suo

?????目錄??????????0??2010-05-18?19:39??菜單\菜單\obj\Debug\TempPE

?????目錄??????????0??2010-05-18?20:14??菜單\菜單\bin\Debug

?????目錄??????????0??2010-05-20?18:39??菜單\菜單\obj\Debug

?????目錄??????????0??2010-05-18?19:39??菜單\菜單\bin

?????目錄??????????0??2010-05-18?19:39??菜單\菜單\obj

?????目錄??????????0??2010-05-18?19:39??菜單\菜單\Properties

?????目錄??????????0??2010-05-20?18:39??菜單\菜單

?????目錄??????????0??2010-05-18?19:39??菜單

............此處省略3個文件信息