拼图设计 课程作业三

这里有些函数我也看不懂耶，莫名奇妙的，也想过自己实现，不过觉得bug太多，不知道怎么改，就索性用书上代码 这个实验纯抄书吧

using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace 拼图设计
{
    class CutPic 
    {

        //public static List<Bitmap> BitMapList1 { get => BitMapList; set => BitMapList = value; }
        public static string PicturePath = "";
        public static List<Bitmap> BitMapList = null;

        //保存图片到根目录的Picture文件下
        //path 文件路径 iWidth 宽 iHeight 高
        public static Image Reseize(string path, int iWidth, int iHeight)
        {
            Image thumbnail = null;
            try
            {
                var img = Image.FromFile(path);
                thumbnail = img.GetThumbnailImage(iWidth, iHeight, null, IntPtr.Zero);
                thumbnail.Save(Application.StartupPath.ToString()+"\Picture\img.jpeg");
            }
            catch (Exception exp)
            {
                Console.WriteLine(exp.Message);
            }
            return thumbnail;
        }

        //剪切图片
        // b 图片 X X坐标 Y Y坐标 iWidth 宽 iHeight 高
        public static Bitmap Cut(Image b,int X,int Y,int iWidth,int iHeight)
        {
            if (b == null)
                return null;
            int w = b.Width, h = b.Height;
            if(X >= w || Y >= h)
            {
                return null;
            }
            if(X + iWidth > w)//不够的话 就缩小边框的大小
            {
                iWidth = w - X;
            }
            if(Y + iHeight > h)//不够的话 就缩小边框的大小
            {
                iHeight = h - Y;
            }
            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(X,Y,iWidth,iHeight),GraphicsUnit.Pixel);//生成一个矩形图像
                return bmpOut;   
            }
            catch
            {
                return null;
            }
        }
        
    }
}

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

namespace 拼图设计
{
    public partial class Form_Main : Form
    {
        public Form_Main()
        {
            InitializeComponent();
            InitGame();
        }
        PictureBox[] pictureList = null; //图片位置数组
        SortedDictionary<string, Bitmap> pictureLocationDict = new SortedDictionary<string, Bitmap>();
        Point[] pointList = null;
        SortedDictionary<string, PictureBox> pictureBoxLocationDict = new SortedDictionary<string, PictureBox>();
        int second = 0;
        PictureBox currentPictureBox = null;
        PictureBox haveToPictureBox = null;
        Point oldLocation = Point.Empty;
        Point newLocation = Point.Empty;
        Point mouseDownPoint = Point.Empty;
        Rectangle rect = Rectangle.Empty;
        bool isDrag = false;
        public string originalpicpath;

        private int ImgNumbers
        {
            get
            {
                return (int) this.numericUpDown1.Value;
            }
        }
        private int SideLength
        {
            get
            {
                if (this.ImgNumbers != 0)
                    return 600 / this.ImgNumbers;
                this.numericUpDown1.Value = 3;
                return 200;
            }
        }

        //生成图片框矩阵
        private void InitRandomPictureBox()
        {
            if(ImgNumbers == 0 )
            {
                MessageBox.Show("所选切割边数不能为0");
                return;
            }

            pnl_Picture.Controls.Clear();
            pictureList = new PictureBox[ImgNumbers * ImgNumbers];
            pointList = new Point[ImgNumbers * ImgNumbers];
            for(int i=0; i<this.ImgNumbers; i++)
            {
                for(int j=0; j<this.ImgNumbers; j++)
                {
                    PictureBox pic = new PictureBox();//实例化 并且对pic做调整
                    pic.Name = "pictureBox" + (j + i * ImgNumbers + 1).ToString();
                    pic.Location = new Point(j * SideLength, i * SideLength);
                    pic.Size = new Size(SideLength, SideLength);
                    pic.Visible = true;
                    pic.BorderStyle = BorderStyle.FixedSingle;
                    pic.MouseDown += new MouseEventHandler(pictureBox_MouseDown);//增加鼠标点击效果
                    pic.MouseMove += new MouseEventHandler(pictureBox_MouseMove);
                    pic.MouseUp += new MouseEventHandler(pictureBox_MouseUp);
                    pnl_Picture.Controls.Add(pic);//添加到pic_box上
                    pictureList[j + i * ImgNumbers] = pic;
                    pointList[j + i * ImgNumbers] = new Point(j * SideLength, i * SideLength);
                }
            }
        }

        //切割图片
        public void Flow(string path,bool disorder)
        {
            InitRandomPictureBox();
            Image bm = CutPic.Reseize(path, 600, 600);//重新调整大小
            CutPic.BitMapList = new List<Bitmap>();
            for(int y=0; y<600; y += SideLength)//每个bit位的调整
            {
                for(int x=0; x<600; x += SideLength)
                {
                    Bitmap temp = CutPic.Cut(bm, x, y, SideLength, SideLength);
                    CutPic.BitMapList.Add(temp);
                }
            }
            ImportBitMap(disorder);
        }

        public void ImportBitMap(bool disorder)
        {
            try
            {
                int i = 0;
                foreach(PictureBox item in pictureList)
                {
                    Bitmap temp = CutPic.BitMapList[i];
                    item.Image = temp;
                    i++;
                }
                if (disorder)
                {
                    ResetPictureLocation();
                }
            }
            catch(Exception exp)
            {
                Console.WriteLine(exp.Message);
            }
        }

        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;
        }

        public void ResetPictureLocation()
        {
            Point[] temp = DisOrderLocation();
            int i = 0;
            foreach (PictureBox item in pictureList)
            {
                item.Location = temp[i];
                i++;
            }
        }

        public void InitGame()
        {
            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\1.jpg");
                Properties.Resources._2.Save(Application.StartupPath.ToString() + "\Picture\2.jpg");
                Properties.Resources._3.Save(Application.StartupPath.ToString() + "\Picture\3.jpg");
                Properties.Resources._4.Save(Application.StartupPath.ToString() + "\Picture\4.jpg");
                Properties.Resources._5.Save(Application.StartupPath.ToString() + "\Picture\5.jpg");
                Properties.Resources._6.Save(Application.StartupPath.ToString() + "\Picture\6.jpg");
                
            }
            Random r = new Random();
            int i = r.Next(6);
            originalpicpath = Application.StartupPath.ToString() + "\Picture\" + i.ToString()+".jpg";
            Flow(originalpicpath, true);
        }

        public PictureBox GetPictureBoxByLocation(int x,int y)//lmada表达式找位置
        {
            PictureBox pic = null;
            foreach(PictureBox item in pictureList)
            {
                if( ( x > item.Location.X ) && (y > item.Location.Y)  && (item.Location.X + SideLength > x) && (item.Location.Y + SideLength > y))
                {
                    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 PictureBox GetPictureBoxByHashCode(string hascode)
        {
            PictureBox pic = null;
            foreach (PictureBox item in pictureList)
            {
                if (hascode == item.GetHashCode().ToString())
                {
                    pic = item;
                }
            }
            return pic;
        }

        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 Point getPointToForm(Point p)
        {
            return this.PointToClient(pnl_Picture.PointToScreen(p));
        }

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

        private void pictureBox_MouseUp(object sender,MouseEventArgs e)
        {
            oldLocation = new Point(currentPictureBox.Location.X, currentPictureBox.Location.Y);
            if(oldLocation.X + e.X > 600 || oldLocation.Y + e.Y > 600 || 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(second > 30)
            {
                MessageBox.Show("用时超时");
                timer1.Stop();
                second = 0;
                InitGame();
                //time.Text = 0+ "    s";
            }
            if(Judge() && second <= 30)
            {
                //lab_result.Text = "成功";
                MessageBox.Show("恭喜拼图成功");
                timer1.Stop();
                second = 0;
                InitGame();
                //time.Text = 0 + "    s";
            }
        }
        
        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 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)
        {
            if(pb_pic.ShowDialog() == DialogResult.OK)
            {
                //lab_result.Text = "";
                originalpicpath = pb_pic.FileName;
                CutPic.PicturePath = pb_pic.FileName;
                Flow(CutPic.PicturePath, true);
            }
        }*/

        private void btn_Changepic_Click(object sender, EventArgs e)
        {
            Random r = new Random();
            int i = r.Next(7);
            originalpicpath = Application.StartupPath.ToString() + "\Picture\" + i.ToString() + ".jpg";
            Flow(originalpicpath, true);
        }

        private void btn_Reset_Click(object sender, EventArgs e)
        {
            Flow(originalpicpath, true);
        }

        private void btn_pic_Click(object sender, EventArgs e)
        {
            Form_pic ori = new Form_pic();
            ori.picpath = originalpicpath;
            ori.ShowDialog();
        }

        private void Form_Main_Load(object sender, EventArgs e)
        {

        }

        private void btn_import_Click(object sender, EventArgs e)
        {
            OpenFileDialog newPic = new OpenFileDialog();
            if (newPic.ShowDialog() == DialogResult.OK)
            {
                originalpicpath = newPic.FileName;
                //CutPic.PicturePath = newPic.FileName;
                Flow(originalpicpath, true);
            }
        }

        private void numericUpDown1_ValueChanged(object sender, EventArgs e)
        {
            InitGame();
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            second++;
            time.Text = second + "    s";
        }

        private void btn_tiaozhan_Click(object sender, EventArgs e)
        {

            if (btn_tiaozhan.Text == "挑战模式")
            {
                InitGame();
                timer1.Start();
                //btn_tiaozhan.Text = "暂停";
            }
            
        }
    }
}

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 拼图设计
{
    public partial class Form_pic : Form
    {
        public string picpath
        {
            set;get;
        }

        public Form_pic()
        {
            InitializeComponent();
        }

        private void Form_pic_Load(object sender, EventArgs e)
        {
            pb_pic.Image = CutPic.Reseize(picpath, 600, 600);
        }

        private void pb_pic_Click(object sender, EventArgs e)
        {

        }
    }
}

参考资料： 深入C#中get与set的详解