winform触摸屏事件小

通过鼠标点击事件控制panel的自动滚动条移动，实现在触摸屏上的手指拖动效果

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 WindowsFormsApp2
{
    public partial class Form1 : Form
    {
        int x = 10;//x坐标
        int y = 0;//y坐标
        string direction = “0“;//方向
        float _FlStateTime;//手指停留的时间
        public Form1（）
        {
            InitializeComponent（）;
        }

        private void panel1_Paint（object sender PaintEventArgs e）
        {
            this.panel1.AutoScroll = false;
        }
        private void panel1_MouseWheel（object sender EventArgs e）
        {
           // MessageBox.Show（“鼠标滚轮“）;
        }
        private void panel1_MouseDown（object sender MouseEventArgs e）
        {
            //this.panel1.Focus（）;
            //MessageBox.Show（“鼠标点击“）;
            this.x=e.X;
            this.y = e.Y;
            this._FlStateTime = float.Parse（DateTime.Now.Second.ToString（））;
        }
        private void panel1_MouseUp（object sender MouseEventArgs e）
        {
            //MessageBox.Show（“鼠标离开“）;
            int cx = e.X - this.x;
            this._FlStateTime = float.Parse（DateTime.Now.Second.ToString（））-_FlStateTime;
            if （cx > 0）
            {
                this.direction = “右边“;
                //MessageBox.Show（direction+“距离：“+ cx+“时间：“ +_FlStateTime）;
                // MessageBox.Show（panel1.AutoScrollPosition.X.ToString（））;
                int ax = Math.Abs（panel1.AutoScrollPosition.X）;//滑动前位置
                int hx = Math.Abs（cx）;//滑动距离
                Point p = new Point（ax - hx 0）;
                this.panel1.AutoScrollPosition = p;
            }
            else if（cx == 0）
            {
                this.direction = “没动“;
                MessageBox.Show（direction + “距离：“ + cx + “时间：“ + _FlStateTime）;
            }
            else
            {
                this.direction = “左边“;
                //MessageBox.Show（direction+ “距离：“ + cx + “时间：“ + _FlStateTime）;
                int ax = Math.Abs（panel1.AutoScrollPosition.X）;//滑动前位置
                int hx = Math.Abs（cx）;//滑动距离
                Point p = new Point（ax + hx 0）;
                this.panel1.AutoScrollPosition = p;
            }
            this.x = e.X;
            this.y = e.Y;
        }
        private void button4_MouseDown（object sender MouseEventArgs e）
        {
            this.panel1_MouseDown（sendere）;
            //int index = this.button4.TabIndex;
            this.button4.TabIndex=1;
        }
        private void button4_MouseUp（object sender MouseEventArgs e）
        {
            this.panel1_MouseUp（sender e）;
        }
        private void button3_MouseDown（object sender MouseEventArgs e）
        {
            this.panel1_MouseDown（sender e）;
        }
        private void button3_MouseUp（object sender M

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2019-03-29 08:53  WindowsFormsApp2\
     目录           0  2019-03-29 08:53  WindowsFormsApp2\.vs\
     目录           0  2019-03-29 08:53  WindowsFormsApp2\.vs\WindowsFormsApp2\
     目录           0  2019-03-29 08:53  WindowsFormsApp2\.vs\WindowsFormsApp2\v15\
     文件       47104  2019-03-29 08:53  WindowsFormsApp2\.vs\WindowsFormsApp2\v15\.suo
     目录           0  2019-03-29 08:53  WindowsFormsApp2\.vs\WindowsFormsApp2\v15\Server\
     目录           0  2019-03-29 08:53  WindowsFormsApp2\.vs\WindowsFormsApp2\v15\Server\sqlite3\
     文件           0  2019-03-28 14:30  WindowsFormsApp2\.vs\WindowsFormsApp2\v15\Server\sqlite3\db.lock
     文件      602112  2019-03-28 22:32  WindowsFormsApp2\.vs\WindowsFormsApp2\v15\Server\sqlite3\storage.ide
     文件       32768  2019-03-29 08:50  WindowsFormsApp2\.vs\WindowsFormsApp2\v15\Server\sqlite3\storage.ide-shm
     文件     4140632  2019-03-29 08:34  WindowsFormsApp2\.vs\WindowsFormsApp2\v15\Server\sqlite3\storage.ide-wal
     目录           0  2019-03-29 08:53  WindowsFormsApp2\WindowsFormsApp2\
     文件        1146  2019-03-28 14:30  WindowsFormsApp2\WindowsFormsApp2.sln
     文件         189  2019-03-28 14:30  WindowsFormsApp2\WindowsFormsApp2\App.config
     目录           0  2019-03-29 08:53  WindowsFormsApp2\WindowsFormsApp2\bin\
     目录           0  2019-03-29 08:53  WindowsFormsApp2\WindowsFormsApp2\bin\Debug\
     文件      168448  2019-03-29 08:26  WindowsFormsApp2\WindowsFormsApp2\bin\Debug\WindowsFormsApp2.exe
     文件         189  2019-03-28 14:30  WindowsFormsApp2\WindowsFormsApp2\bin\Debug\WindowsFormsApp2.exe.config
     文件       40448  2019-03-29 08:26  WindowsFormsApp2\WindowsFormsApp2\bin\Debug\WindowsFormsApp2.pdb
     目录           0  2019-03-28 14:54  WindowsFormsApp2\WindowsFormsApp2\bin\Release\
     文件        6080  2019-03-29 08:26  WindowsFormsApp2\WindowsFormsApp2\Form1.cs
     文件       12365  2019-03-29 08:26  WindowsFormsApp2\WindowsFormsApp2\Form1.Designer.cs
     文件        6019  2019-03-29 08:26  WindowsFormsApp2\WindowsFormsApp2\Form1.resx
     目录           0  2019-03-29 08:53  WindowsFormsApp2\WindowsFormsApp2\obj\
     目录           0  2019-03-29 08:53  WindowsFormsApp2\WindowsFormsApp2\obj\Debug\
     文件        1443  2019-03-29 08:25  WindowsFormsApp2\WindowsFormsApp2\obj\Debug\DesignTimeResolveAssemblyReferences.cache
     文件        7276  2019-03-28 14:54  WindowsFormsApp2\WindowsFormsApp2\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
     文件           0  2019-03-28 14:30  WindowsFormsApp2\WindowsFormsApp2\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs
     文件           0  2019-03-28 14:30  WindowsFormsApp2\WindowsFormsApp2\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs
     文件           0  2019-03-28 14:30  WindowsFormsApp2\WindowsFormsApp2\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs
     目录           0  2019-03-28 14:30  WindowsFormsApp2\WindowsFormsApp2\obj\Debug\TempPE\
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