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?_1._2Transform
{
????public?partial?class?Form1?:?Form
????{
?????
????????private?Pen?pen;//畫筆
????????private?Pen?pen1;//畫筆
???????
????????private?Graphics?gs;
????????int?x?y;
????????int?click_x?click_y;
????????Boolean?flag?=?false;
????????public?Start?s;
????????String?distance;
????????public?Form1（Start?start）
????????{
????????????InitializeComponent（）;
????????????TransparencyKey?=?BackColor;
????????????WindowState?=?FormWindowState.Maximized;//本窗體最大化
????????????Setstyle（Controlstyles.UserPaint?true）;
????????????Setstyle（Controlstyles.AllPaintingInWmPaint?true）;??//??禁止擦除背景.?
????????????Setstyle（Controlstyles.DoubleBuffer?true）;??//??雙緩沖?
????????????pen?=?new?Pen（Color.Black?1f）;//畫筆
????????????pen1?=?new?Pen（Color.Red?2f）;//畫筆
????????????gs?=?this.CreateGraphics（）;//創(chuàng)建窗體畫板
????????????label2.Visible?=?false;
????????????this.s=start;

????????}
????????private?void?Form1_MouseDown（object?sender?MouseEventArgs?e）
????????{
????????????if?（e.Button?==?MouseButtons.Left）
????????????{
???????????????
????????????????flag?=?!flag;
????????????????if?（flag?==?false）
????????????????{
????????????????????s.Show（）;
????????????????????s.textBox1.Text?=?distance;
????????????????????s.textBox2.Text?=?click_x.ToString（）;
????????????????????s.textBox3.Text?=?click_y.ToString（）;
????????????????????s.textBox5.Text?=?e.X.ToString（）;
????????????????????s.textBox4.Text?=?e.Y.ToString（）;
????????????????????this.Close（）;
????????????????}
????????????????else
????????????????{
??????????????????click_x?=?e.X;
??????????????????click_y?=?e.Y;
??????????????????gs.Clear（BackColor）;
??????????????????gs.DrawLine（pen1?new?Point（click_x-10?click_y）?new?Point（click_x+10?click_y））;
??????????????????gs.DrawLine（pen1?new?Point（click_x?click_y-10）?new?Point（click_x?click_y+10））;
????????????????}
????????????????
????????????}
????????}

????????private?void?Form1_MouseMove（object?sender?MouseEventArgs?e）
????????{
????????????x?=?e.X;
????????????y?=?e.Y;
???????????
????????????label1.Location?=?new?Point（?x+20y+20）;
????????????label1.Text?=“當前位置：“+x?+?““?+?y;
????????????

????????????gs.Clear（BackColor）;
????????????gs.DrawLine（pen?new?Point（0y）?new?Point（this.Widthy））;
????????????gs.DrawLine（pennew?Point（x0）new?Point（xthis.Height））;
????????????if?（flag）
????????????{
????????????????label2.Visible?=?true;
????????????????label2.Location?=?new?Point（x+20?y-20）;
????????????????distance?=Math.Sqrt（（x?-?click_x）?*?（x?-?click_x）?+?（y?-?click_y）?*?（y?-?click_y））.ToString（“0.00“）;
????????????????label2.Text?=“距離：“+?distance;
????????????????gs.DrawLine（pen1?new?Point（click_x?-?10?click_y）?new?Point（click_x?+?10

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

????..A..H.?????55808??2018-01-15?14:05??1.2Transform\.vs\1.2Transform\v15\.suo

?????文件??????????0??2018-01-14?14:56??1.2Transform\.vs\1.2Transform\v15\Server\sqlite3\db.lock

?????文件?????593920??2018-01-15?13:12??1.2Transform\.vs\1.2Transform\v15\Server\sqlite3\storage.ide

?????文件???????5621??2018-01-15?10:10??1.2Transform\1.2Transform\1.2Transform.csproj

?????文件????????479??2018-01-15?09:52??1.2Transform\1.2Transform\1.2Transform.csproj.user

?????文件????????189??2018-01-14?14:56??1.2Transform\1.2Transform\App.config

?????文件?????267264??2018-01-15?10:47??1.2Transform\1.2Transform\bin\Debug\尺子.exe

?????文件????????189??2018-01-14?14:56??1.2Transform\1.2Transform\bin\Debug\尺子.exe.config

?????文件???????1432??2018-01-15?10:28??1.2Transform\1.2Transform\bin\Debug\尺子.exe.lnk

?????文件??????32256??2018-01-15?10:47??1.2Transform\1.2Transform\bin\Debug\尺子.pdb

?????文件??????67646??2018-01-15?10:10??1.2Transform\1.2Transform\favicon-20180115100942938.ico

?????文件???????3421??2018-01-14?22:19??1.2Transform\1.2Transform\Form1.cs

?????文件???????3271??2018-01-14?22:11??1.2Transform\1.2Transform\Form1.Designer.cs

?????文件???????5817??2018-01-14?22:10??1.2Transform\1.2Transform\Form1.resx

?????文件???????1168??2018-01-15?09:33??1.2Transform\1.2Transform\MessageBox.cs

?????文件???????4743??2018-01-15?09:33??1.2Transform\1.2Transform\MessageBox.Designer.cs

?????文件???????5817??2018-01-15?09:33??1.2Transform\1.2Transform\MessageBox.resx

?????文件?????????42??2018-01-14?22:25??1.2Transform\1.2Transform\obj\Debug\1.2Transform.csproj.CoreCompileInputs.cache

?????文件????????943??2018-01-15?10:04??1.2Transform\1.2Transform\obj\Debug\1.2Transform.csproj.FileListAbsolute.txt

?????文件???????1133??2018-01-15?10:47??1.2Transform\1.2Transform\obj\Debug\1.2Transform.csproj.GenerateResource.Cache

?????文件???????2384??2018-01-14?19:01??1.2Transform\1.2Transform\obj\Debug\1.2Transform.csprojResolveAssemblyReference.cache

?????文件???????1622??2018-01-15?09:55??1.2Transform\1.2Transform\obj\Debug\DesignTimeResolveAssemblyReferences.cache

?????文件???????7289??2018-01-15?13:28??1.2Transform\1.2Transform\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

?????文件??????????0??2018-01-14?14:56??1.2Transform\1.2Transform\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs

?????文件??????????0??2018-01-14?14:56??1.2Transform\1.2Transform\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs

?????文件??????????0??2018-01-14?14:56??1.2Transform\1.2Transform\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs

?????文件????????180??2018-01-15?10:10??1.2Transform\1.2Transform\obj\Debug\_1._2Transform.Form1.resources

?????文件????????180??2018-01-15?10:10??1.2Transform\1.2Transform\obj\Debug\_1._2Transform.MessageBox.resources

?????文件????????180??2018-01-15?10:10??1.2Transform\1.2Transform\obj\Debug\_1._2Transform.Properties.Resources.resources

?????文件?????180933??2018-01-15?10:47??1.2Transform\1.2Transform\obj\Debug\_1._2Transform.Start.resources

............此處省略30個文件信息