C#SoapFormatter序列化一例:将图片读写入xml文件,并能根据需要在PictureBox中按比例缩小显示

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using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Runtime.Serialization.Formatters.Binary;
using System.Runtime.Serialization.Formatters.Soap;
using System.IO;
using System.Text;

namespace WindowsApplication9
{
 /// <summary>
 /// Form1 的摘要说明。
 /// </summary>
 public class Form1 : System.Windows.Forms.Form
 {
  private System.Windows.Forms.TextBox textBox1;
  private System.Windows.Forms.Button button1;
  private System.Windows.Forms.Button button2;
  private System.Windows.Forms.TextBox textBox2;
  public System.Windows.Forms.OpenFileDialog ofd;
  private int pbHeight;
  private System.Windows.Forms.PictureBox pb;
  /// <summary>
  /// 必需的设计器变量。
  /// </summary>
  private System.ComponentModel.Container components = null;

  public Form1()
  {
   //
   // Windows 窗体设计器支持所必需的
   //
   InitializeComponent();

   //
   // TODO: 在 InitializeComponent 调用后添加任何构造函数代码
   //
  }

  /// <summary>
  /// 清理所有正在使用的资源。
  /// </summary>
  protected override void Dispose( bool disposing )
  {
   if( disposing )
   {
    if (components != null)
    {
     components.Dispose();
    }
   }
   base.Dispose( disposing );
  }

  #region Windows 窗体设计器生成的代码
  /// <summary>
  /// 设计器支持所需的方法 - 不要使用代码编辑器修改
  /// 此方法的内容。
  /// </summary>
  private void InitializeComponent()
  {
   System.Configuration.AppSettingsReader configurationAppSettings = new System.Configuration.AppSettingsReader();
   System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(Form1));
   this.textBox1 = new System.Windows.Forms.TextBox();
   this.button1 = new System.Windows.Forms.Button();
   this.button2 = new System.Windows.Forms.Button();
   this.textBox2 = new System.Windows.Forms.TextBox();
   this.ofd = new System.Windows.Forms.OpenFileDialog();
   this.pb = new System.Windows.Forms.PictureBox();
   this.SuspendLayout();
   //
   // textBox1
   //
   this.textBox1.ImeMode = System.Windows.Forms.ImeMode.Disable;
   this.textBox1.Location = new System.Drawing.Point(8, 8);
   this.textBox1.Name = "textBox1";
   this.textBox1.Size = new System.Drawing.Size(200, 21);
   this.textBox1.TabIndex = 0;
   this.textBox1.Text = "";
   this.textBox1.KeyPress += new System.Windows.Forms.KeyPressEventHandler(this.uuuu);
   //
   // button1
   //
   this.button1.Location = new System.Drawing.Point(416, 0);
   this.button1.Name = "button1";
   this.button1.Size = new System.Drawing.Size(80, 32);
   this.button1.TabIndex = 1;
   this.button1.Text = "button1";
   this.button1.Click += new System.EventHandler(this.button1_Click);
   //
   // button2
   //
   this.button2.Location = new System.Drawing.Point(120, 0);
   this.button2.Name = "button2";
   this.button2.Size = new System.Drawing.Size(88, 32);
   this.button2.TabIndex = 2;
   this.button2.Text = "button2";
   this.button2.Click += new System.EventHandler(this.button2_Click);
   //
   // textBox2
   //
   this.textBox2.Location = new System.Drawing.Point(216, 8);
   this.textBox2.Name = "textBox2";
   this.textBox2.Size = new System.Drawing.Size(200, 21);
   this.textBox2.TabIndex = 3;
   this.textBox2.Text = "textBox2";
   //
   // ofd
   //
   this.ofd.DefaultExt = ((string)(configurationAppSettings.GetValue("bmp", typeof(string))));
   this.ofd.FileName = ((string)(configurationAppSettings.GetValue("ofd.FileName", typeof(string))));
   this.ofd.ShowHelp = true;
   this.ofd.Title = "你好";
   this.ofd.FileOk += new System.ComponentModel.CancelEventHandler(this.openFileDialog1_FileOk);
   //
   // pb
   //
   this.pb.Image = ((System.Drawing.Image)(resources.GetObject("pb.Image")));
   this.pb.Location = new System.Drawing.Point(8, 40);
   this.pb.Name = "pb";
   this.pb.Size = new System.Drawing.Size(580, 435);
   this.pb.SizeMode = System.Windows.Forms.PictureBoxSizeMode.StretchImage;
   this.pb.TabIndex = 4;
   this.pb.TabStop = false;
   //
   // Form1
   //
   this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
   this.ClientSize = new System.Drawing.Size(528, 273);
   this.Controls.Add(this.textBox2);
   this.Controls.Add(this.button2);
   this.Controls.Add(this.button1);
   this.Controls.Add(this.textBox1);
   this.Controls.Add(this.pb);
   this.Name = "Form1";
   this.ShowInTaskbar = false;
   this.Text = "Form1";
   this.TransparencyKey = System.Drawing.Color.FromArgb(((System.Byte)(255)), ((System.Byte)(128)), ((System.Byte)(255)));
   this.Load += new System.EventHandler(this.Form1_Load);
   this.ResumeLayout(false);

  }
  #endregion

  /// <summary>
  /// 应用程序的主入口点。
  /// </summary>
  [STAThread]
  static void Main()
  {
   Application.Run(new Form1());
  }

  private void uuuu(object sender, System.Windows.Forms.KeyPressEventArgs e)
  {
     TextBox a=(System.Windows.Forms.TextBox)sender;
    // MessageBox.Show(a.Text);

   if(a.Text.Length>=5) e.Handled=true;
  }

  private void Form1_Load(object sender, System.EventArgs e)
  {
   this.Width=700;
   this.Height=520;
   this.textBox1.Left=10;
   this.textBox1.Top=10;
   this.textBox2.Left=textBox1.Width+textBox1.Left+10;
   this.button1.Left=this.textBox2.Left + this.textBox2.Width;
   this.button2.Left=this.button1.Left + this.button1.Width ;
   this.textBox2.Top=this.textBox1.Top;
   this.button1.Top=this.textBox2.Top;
   this.button2.Top=this.button1.Top;
   this.pb.Top=this.textBox1.Top + this.textBox1.Height +10;
   this.pb.Height=this.Height-this.pb.Top-20;
   this.pb.Left=10;
   this.pb.Width=this.Width/2-10-this.pb.Left;
   pb.SizeMode=PictureBoxSizeMode.AutoSize;
   this.Opacity=1;
   pbHeight=pb.Height;
   //this.pb.
  }

  private void openFileDialog1_FileOk(object sender, System.ComponentModel.CancelEventArgs e)
  {
   
  }

  private void button2_Click(object sender, System.EventArgs e)
  {
   Stream stream=new FileStream("E:\\Image.xml",FileMode.Open,FileAccess.Read,FileShare.Read);
   SoapFormatter f=new SoapFormatter();
   Image bb=(Image)f.Deserialize(stream);
      pb.Image=bb;
  }

  private void button1_Click(object sender, System.EventArgs e)
  {
   if(ofd.ShowDialog()==DialogResult.OK)
   {   pb.Height=pbHeight;
    PictureBox pb1=new PictureBox();
    pb1.SizeMode=PictureBoxSizeMode.AutoSize;
    pb1.Image=Image.FromFile(ofd.FileName);
    pb.SizeMode=PictureBoxSizeMode.StretchImage;
    if(pb.Height<pb1.Height)
    {
     pb.Width=pb.Height * pb1.Width/pb1.Height;
    }
    else
    {
     pb.Height=pb1.Height;
     pb.Width=pb1.Width;
    }
    pb.Image=Image.FromFile(ofd.FileName);
    pb1.Dispose();
    Stream stream2 =ofd.OpenFile();
    //将图片保存到xml文件
    Stream stream = new FileStream("E:\\Image.xml",FileMode.Create,FileAccess.Write,FileShare.None);
    SoapFormatter f = new SoapFormatter();
    Image img = Image.FromFile(ofd.FileName);
    f.Serialize(stream,img);
    stream.Close();
   }
   
  }
 }
}

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