using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?System.Windows.Forms;

namespace?ShowBigPic
{
????public?partial?class?Form1?:?Form
????{
????????int?xPos;
????????int?yPos;
????????bool?MoveFlag;
????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????????pictureBox1.MouseWheel?+=?new?MouseEventHandler（pbxDrawing_MouseWheel）;
????????}

????????//縮放
????????private?void?pbxDrawing_MouseWheel（object?sender?System.Windows.Forms.MouseEventArgs?e）
????????{
????????????if?（e.Delta?????????????{
????????????????this.pictureBox1.Width?=?this.pictureBox1.Width?*?9?/?10;
????????????????this.pictureBox1.Height?=?this.pictureBox1.Height?*?9?/?10;
????????????}
????????????else
????????????{
????????????????this.pictureBox1.Width?=?this.pictureBox1.Width?*?11?/?10;
????????????????this.pictureBox1.Height?=?this.pictureBox1.Height?*?11?/?10;
????????????}
????????}

????????private?void?pictureBox1_MouseUp（object?sender?MouseEventArgs?e）
????????{
????????????//鼠標(biāo)已經(jīng)抬起
????????????MoveFlag?=?false;
????????}

????????private?void?pictureBox1_MouseMove（object?sender?MouseEventArgs?e）
????????{
????????????//只在鼠標(biāo)按下時(shí)繪制移動(dòng)
????????????if?（MoveFlag）
????????????{
????????????????pictureBox1.Left?+=?Convert.ToInt16（e.X?-?xPos）;//設(shè)置x坐標(biāo).
????????????????pictureBox1.Top?+=?Convert.ToInt16（e.Y?-?yPos）;//設(shè)置y坐標(biāo).
????????????}
????????}

????????private?void?pictureBox1_MouseDown（object?sender?MouseEventArgs?e）
????????{
????????????this.pictureBox1.Focus（）;
????????????MoveFlag?=?true;//已經(jīng)按下.
????????????xPos?=?e.X;//當(dāng)前x坐標(biāo).
????????????yPos?=?e.Y;//當(dāng)前y坐標(biāo).
????????}
????}
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-02-02?14:46??ShowBigPic\
?????目錄???????????0??2018-02-02?14:46??ShowBigPic\.vs\
?????目錄???????????0??2018-02-02?14:46??ShowBigPic\.vs\ShowBigPic\
?????目錄???????????0??2018-02-02?14:46??ShowBigPic\.vs\ShowBigPic\v14\
?????文件???????29696??2018-02-02?14:46??ShowBigPic\.vs\ShowBigPic\v14\.suo
?????目錄???????????0??2018-02-02?14:51??ShowBigPic\ShowBigPic\
?????文件?????????997??2018-02-02?14:46??ShowBigPic\ShowBigPic.sln
?????文件?????????189??2018-02-02?14:46??ShowBigPic\ShowBigPic\App.config
?????目錄???????????0??2018-02-02?14:46??ShowBigPic\ShowBigPic\bin\
?????目錄???????????0??2018-02-02?14:51??ShowBigPic\ShowBigPic\bin\Debug\
?????文件???????88064??2018-02-02?14:51??ShowBigPic\ShowBigPic\bin\Debug\ShowBigPic.exe
?????文件?????????189??2018-02-02?14:46??ShowBigPic\ShowBigPic\bin\Debug\ShowBigPic.exe.config
?????文件???????22016??2018-02-02?14:51??ShowBigPic\ShowBigPic\bin\Debug\ShowBigPic.pdb
?????文件???????22696??2018-02-02?14:51??ShowBigPic\ShowBigPic\bin\Debug\ShowBigPic.vshost.exe
?????文件?????????189??2018-02-02?14:46??ShowBigPic\ShowBigPic\bin\Debug\ShowBigPic.vshost.exe.config
?????文件?????????490??2017-09-29?21:43??ShowBigPic\ShowBigPic\bin\Debug\ShowBigPic.vshost.exe.manifest
?????文件????????1893??2018-02-02?14:51??ShowBigPic\ShowBigPic\Form1.cs
?????文件????????2970??2018-02-02?14:50??ShowBigPic\ShowBigPic\Form1.Designer.cs
?????文件????????5817??2018-02-02?14:50??ShowBigPic\ShowBigPic\Form1.resx
?????目錄???????????0??2018-02-02?14:46??ShowBigPic\ShowBigPic\obj\
?????目錄???????????0??2018-02-02?14:51??ShowBigPic\ShowBigPic\obj\Debug\
?????文件????????7299??2018-02-02?14:48??ShowBigPic\ShowBigPic\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
?????文件?????????704??2018-02-02?14:51??ShowBigPic\ShowBigPic\obj\Debug\ShowBigPic.csproj.FileListAbsolute.txt
?????文件????????1064??2018-02-02?14:51??ShowBigPic\ShowBigPic\obj\Debug\ShowBigPic.csproj.GenerateResource.Cache
?????文件???????88064??2018-02-02?14:51??ShowBigPic\ShowBigPic\obj\Debug\ShowBigPic.exe
?????文件?????????180??2018-02-02?14:51??ShowBigPic\ShowBigPic\obj\Debug\ShowBigPic.Form1.resources
?????文件???????22016??2018-02-02?14:51??ShowBigPic\ShowBigPic\obj\Debug\ShowBigPic.pdb
?????文件???????79092??2018-02-02?14:51??ShowBigPic\ShowBigPic\obj\Debug\ShowBigPic.Properties.Resources.resources
?????文件???????????0??2018-02-02?14:46??ShowBigPic\ShowBigPic\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs
?????文件???????????0??2018-02-02?14:46??ShowBigPic\ShowBigPic\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs
?????文件???????????0??2018-02-02?14:46??ShowBigPic\ShowBigPic\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs
............此處省略12個(gè)文件信息