C#利用控件拖拽技术制作拼图游戏

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;using System.IO; namespace Puzzle{  public partial class Puzzle : Form  {    //图片列表    PictureBox[] pictureList = null;    //图片位置字典    SortedDictionary<string, Bitmap> pictureLocationDict = new SortedDictionary<string, Bitmap>();    //Location List     Point[] pointList = null;    //图片控件字典    SortedDictionary<string, PictureBox> pictureBoxLocationDict = new SortedDictionary<string, PictureBox>();    //拼图时间    int second = 0;    //所拖拽的图片    PictureBox currentPictureBox = null;    //被迫需要移动的图片    PictureBox haveToPictureBox = null;    //原位置    Point oldLocation = Point.Empty;    //新位置    Point newLocation = Point.Empty;    //鼠标按下坐标（control控件的相对坐标）     Point mouseDownPoint = Point.Empty;    //显示拖动效果的矩形     Rectangle rect = Rectangle.Empty;    //是否正在拖拽     bool isDrag = false;     public Puzzle()    {      InitializeComponent();      InitGame();    }     /// <summary>    /// 初始化游戏资源    /// </summary>    public void InitGame()    {      pictureList = new PictureBox[9] { pictureBox1, pictureBox2, pictureBox3, pictureBox4, pictureBox5, pictureBox6, pictureBox7, pictureBox8, pictureBox9 };      pointList = new Point[9] { new Point(0, 0), new Point(100, 0), new Point(200, 0), new Point(0, 100), new Point(100, 100), new Point(200, 100), new Point(0, 200), new Point(100, 200), new Point(200, 200) };      if (!Directory.Exists(Application.StartupPath.ToString() + "//Picture"))      {        Directory.CreateDirectory(Application.StartupPath.ToString() + "//Picture");        Properties.Resources.默认.Save(Application.StartupPath.ToString() + "//Picture//1.jpg");        Properties.Resources._1.Save(Application.StartupPath.ToString() + "//Picture//2.jpg");        Properties.Resources._2.Save(Application.StartupPath.ToString() + "//Picture//3.jpg");        Properties.Resources._3.Save(Application.StartupPath.ToString() + "//Picture//4.jpg");        Properties.Resources._4.Save(Application.StartupPath.ToString() + "//Picture//5.jpg");        Properties.Resources.成功.Save(Application.StartupPath.ToString() + "//Picture//6.jpg");        Properties.Resources.欢呼.Save(Application.StartupPath.ToString() + "//Picture//7.jpg");      }      Random r = new Random();      int i = r.Next(7);      Flow(Application.StartupPath.ToString() + "//Picture//"+i.ToString()+".jpg");    }     private void Puzzle_Paint(object sender, PaintEventArgs e)    {      if (rect != Rectangle.Empty)      {        if (isDrag)        {          e.Graphics.DrawRectangle(Pens.White, rect);        }        else        {          e.Graphics.DrawRectangle(new Pen(this.BackColor), rect);        }      }    }        /// <summary>    /// 不好用    /// </summary>    /// <returns></returns>    public PictureBox GetPictureBoxByLocation()    {      PictureBox pic = null;      if (this.ActiveControl.Name.Contains("pictureBox"))      {        pic = (PictureBox)this.ActiveControl;      }      return pic;     }     public PictureBox GetPictureBoxByLocation(MouseEventArgs e)    {      PictureBox pic = null;      foreach (PictureBox item in pictureList)      {        if (e.Location.X > item.Location.X && e.Location.Y > item.Location.Y && item.Location.X + 100 > e.Location.X && item.Location.Y + 100 > e.Location.X)        {          pic = item;        }      }      return pic;    }     public PictureBox GetPictureBoxByLocation(int x,int y)    {      PictureBox pic = null;      foreach (PictureBox item in pictureList)      {        if (x> item.Location.X && y > item.Location.Y && item.Location.X + 100 > x && item.Location.Y + 100 > y)        {          pic = item;        }      }      return pic;    }     /// <summary>    /// 通过hashcode获取picture，用mouseeventargs之后获取相对于picture的坐标不是相对窗体    /// </summary>    /// <param name="hascode"></param>    /// <returns></returns>    public PictureBox GetPictureBoxByHashCode(string hascode)    {      PictureBox pic = null;      foreach (PictureBox item in pictureList)      {        if (hascode == item.GetHashCode().ToString())        {          pic = item;        }      }      return pic;    }     private void pictureBox_MouseDown(object sender, MouseEventArgs e)    {      oldLocation = new Point(e.X, e.Y);      currentPictureBox = GetPictureBoxByHashCode(sender.GetHashCode().ToString());      MoseDown(currentPictureBox, sender, e);    }     public void MoseDown(PictureBox pic, object sender, MouseEventArgs e)    {      if (e.Button == MouseButtons.Left)      {        oldLocation = e.Location;        rect = pic.Bounds;      }    }     private void pictureBox_MouseMove(object sender, MouseEventArgs e)    {      if (e.Button == MouseButtons.Left)      {        isDrag = true;        rect.Location = getPointToForm(new Point(e.Location.X - oldLocation.X, e.Location.Y - oldLocation.Y));        this.Refresh();       }    }          private void reset()    {      mouseDownPoint = Point.Empty;      rect = Rectangle.Empty;      isDrag = false;    }     private Point getPointToForm(Point p)    {      return this.PointToClient(pictureBox1.PointToScreen(p));    }     private void pictureBox_MouseUp(object sender, MouseEventArgs e)    {      oldLocation = new Point(currentPictureBox.Location.X, currentPictureBox.Location.Y);      if (oldLocation.X + e.X > 300 || oldLocation.Y + e.Y > 300||oldLocation.X + e.X < 0 || oldLocation.Y + e.Y < 0)      {        return;      }      haveToPictureBox = GetPictureBoxByLocation(oldLocation.X + e.X, oldLocation.Y + e.Y);      newLocation = new Point(haveToPictureBox.Location.X, haveToPictureBox.Location.Y);      haveToPictureBox.Location = oldLocation;      PictureMouseUp(currentPictureBox, sender, e);      if ( Judge())      {        lab_result.Text = "成功！";        //MessageBox.Show("恭喜拼图成功");      }    }     public void PictureMouseUp(PictureBox pic, object sender, MouseEventArgs e)    {      if (e.Button == MouseButtons.Left)      {        if (isDrag)        {          isDrag = false;          pic.Location = newLocation;          this.Refresh();        }        reset();      }    }     public void ExchangePictureBox(MouseEventArgs e)    { }     private void btn_sta_Click(object sender, EventArgs e)    {      MessageBox.Show(this.ActiveControl.Name);    }     /// <summary>    /// 初始化    /// </summary>    /// <param name="path"></param>    public void Flow(string path)    {      Image bm = CutPicture.Resize(path, 300, 300);      CutPicture.BitMapList = new List<Bitmap>();      for (int y = 0; y < 300; y += 100)      {        for (int x = 0; x < 300; x += 100)        {          //string key = x + "-" + y;          Bitmap temp = CutPicture.Cut(bm, x, y, 100, 100);          //pictureLocationDict.Add(key, temp);          CutPicture.BitMapList.Add(temp);        }      }      ImportBitMap();    }     /// <summary>    /// 打乱数据    /// </summary>    /// <param name="pictureArray"></param>    /// <returns></returns>    public PictureBox[] DisOrderArray(PictureBox[] pictureArray)    {      PictureBox[] tempArray = pictureArray;      for (int i = tempArray.Length - 1; i > 0; i--)      {        Random rand = new Random();        int p = rand.Next(i);        PictureBox temp = tempArray[p];        tempArray[p] = tempArray[i];        tempArray[i] = temp;      }      return tempArray;    }     /// <summary>    /// 判断是否拼图成功    /// </summary>    /// <returns></returns>    public bool Judge()    {      bool result = true;      int i = 0;      foreach (PictureBox item in pictureList)      {        if (item.Location != pointList[i])        {          result = false;        }        i++;      }      return result;    }     private void btn_import_Click(object sender, EventArgs e)    {      lab_result.Text = "";      ofd_picture.ShowDialog();      CutPicture.PicturePath = ofd_picture.FileName;      Flow(CutPicture.PicturePath);      CountTime();    }     /// <summary>    /// 计时    /// </summary>    public void CountTime()    {      lab_time.Text = "0";      timer1.Start();    }     /// <summary>    /// 给piturebox赋值    /// </summary>    public void ImportBitMap()    {      try      {         int i = 0;// DisOrderArray(pictureList)        foreach (PictureBox item in pictureList)        {          Bitmap temp = CutPicture.BitMapList[i];          item.Image = temp;          i++;        }        ResetPictureLocation();      }      catch (Exception exp)      {        Console.WriteLine(exp.Message);      }           }     /// <summary>    /// 打乱位置列表    /// </summary>    /// <returns></returns>    public Point[] DisOrderLocation()    {      Point[] tempArray = (Point[])pointList.Clone();      for (int i = tempArray.Length - 1; i > 0; i--)      {        Random rand = new Random();        int p = rand.Next(i);        Point temp = tempArray[p];        tempArray[p] = tempArray[i];        tempArray[i] = temp;      }      return tempArray;    }     /// <summary>    /// 重新设置图片位置    /// </summary>    public void ResetPictureLocation()    {      Point[] temp = DisOrderLocation();      int i = 0;      foreach (PictureBox item in pictureList)      {        item.Location = temp[i];        i++;      }    }     /// <summary>    /// 计时，超过30秒停止计时    /// </summary>    /// <param name="sender"></param>    /// <param name="e"></param>    private void timer1_Tick(object sender, EventArgs e)    {      second++;      lab_time.Text = second.ToString();      if (second == 30)      {        timer1.Stop();        lab_result.Text = "失败！";      }    }     private void btn_sta_Click_1(object sender, EventArgs e)    {      lab_result.Text = "";      timer1.Start();    }     }}

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Drawing;using System.Drawing.Imaging;using System.Windows.Forms; namespace Puzzle{  class CutPicture  {    public static string PicturePath = "";    public static List<Bitmap> BitMapList = null;    /// <summary>    /// 剪切图片    /// </summary>    /// <param name="b">图片</param>    /// <param name="StartX">X坐标</param>    /// <param name="StartY">Y坐标</param>    /// <param name="iWidth">宽</param>    /// <param name="iHeight">高</param>    /// <returns></returns>    public static Bitmap Cut(Image b, int StartX, int StartY, int iWidth, int iHeight)    {      if (b == null)      {        return null;      }      int w = b.Width;      int h = b.Height;      if (StartX >= w || StartY >= h)      {        return null;      }      if (StartX + iWidth > w)      {        iWidth = w - StartX;      }      if (StartY + iHeight > h)      {        iHeight = h - StartY;      }      try      {        Bitmap bmpOut = new Bitmap(iWidth, iHeight, PixelFormat.Format24bppRgb);        Graphics g = Graphics.FromImage(bmpOut);        g.DrawImage(b, new Rectangle(0, 0, iWidth, iHeight), new Rectangle(StartX, StartY, iWidth, iHeight), GraphicsUnit.Pixel);        g.Dispose();        return bmpOut;      }      catch      {        return null;      }    }     /// <summary>    /// 保存图片到根目录的Pictures文件夹下    /// </summary>    /// <param name="path">文件路径</param>    /// <param name="iWidth">调整的宽</param>    /// <param name="iHeignt">调整的高</param>    /// <returns></returns>    public static Image Resize(string path, int iWidth, int iHeignt)    {      Image thumbnail = null;      try      {        var img = Image.FromFile(path);        thumbnail = img.GetThumbnailImage(iWidth, iHeignt, null, IntPtr.Zero);        thumbnail.Save(Application.StartupPath.ToString() + "//Picture//img.jpeg");      }      catch (Exception exp)      {        Console.WriteLine(exp.Message);      }      return thumbnail;    }       }}

private void pictureBox_MouseDown(object sender, MouseEventArgs e)    {      oldLocation = new Point(e.X, e.Y);      currentPictureBox = GetPictureBoxByHashCode(sender.GetHashCode().ToString());      MoseDown(currentPictureBox, sender, e);    }     public void MoseDown(PictureBox pic, object sender, MouseEventArgs e)    {      if (e.Button == MouseButtons.Left)      {        oldLocation = e.Location;        rect = pic.Bounds;      }    }

private void pictureBox_MouseMove(object sender, MouseEventArgs e)    {      if (e.Button == MouseButtons.Left)      {        isDrag = true;        rect.Location = getPointToForm(new Point(e.Location.X - oldLocation.X, e.Location.Y - oldLocation.Y));        this.Refresh();       }    }

private void pictureBox_MouseUp(object sender, MouseEventArgs e)    {      oldLocation = new Point(currentPictureBox.Location.X, currentPictureBox.Location.Y);      if (oldLocation.X + e.X > 300 || oldLocation.Y + e.Y > 300||oldLocation.X + e.X < 0 || oldLocation.Y + e.Y < 0)      {        return;      }      haveToPictureBox = GetPictureBoxByLocation(oldLocation.X + e.X, oldLocation.Y + e.Y);      newLocation = new Point(haveToPictureBox.Location.X, haveToPictureBox.Location.Y);      haveToPictureBox.Location = oldLocation;      PictureMouseUp(currentPictureBox, sender, e);      if ( Judge())      {        lab_result.Text = "成功！";        //MessageBox.Show("恭喜拼图成功");      }    }     public void PictureMouseUp(PictureBox pic, object sender, MouseEventArgs e)    {      if (e.Button == MouseButtons.Left)      {        if (isDrag)        {          isDrag = false;          pic.Location = newLocation;          this.Refresh();        }        reset();      }    }

private void reset()   {     mouseDownPoint = Point.Empty;     rect = Rectangle.Empty;     isDrag = false;   }