GDI学习之俄罗斯方块

做个玩玩

public Form1()
        {
            InitializeComponent();
        }

        #region 定义砖块int[i,j,y,x] Tricks:i为那块砖,j为状态,y为列,x为行
        private int[, , ,] Tricks = {{
                                      {
                                          {,,,},
                                          {,,,},
                                          {,,,},
                                          {,,,}
                                      },
                                      {
                                          {,,,},
                                          {,,,},
                                          {,,,},
                                          {,,,}
                                      },
                                      {
                                          {,,,},
                                          {,,,},
                                          {,,,},
                                          {,,,}
                                      },
                                      {
                                          {,,,},
                                          {,,,},
                                          {,,,},
                                          {,,,}
                                      }
                                  },
                                  {
                                       {
                                           {,,,},
                                           {,,,},
                                           {,,,},
                                           {,,,}
                                       },
                                       {
                                           {,,,},
                                           {,,,},
                                           {,,,},
                                           {,,,}
                                       },
                                       {
                                           {,,,},
                                           {,,,},
                                           {,,,},
                                           {,,,}
                                       },
                                       {
                                           {,,,},
                                           {,,,},
                                           {,,,},
                                           {,,,}
                                       }
                                   },
                                   {
                                       {
                                           {,,,},
                                           {,,,},
                                           {,,,},
                                           {,,,}
                                       },
                                       {
                                           {,,,},
                                           {,,,},
                                           {,,,},
                                           {,,,}
                                       },
                                       {
                                           {,,,},
                                           {,,,},
                                           {,,,},
                                           {,,,}
                                       },
                                       {
                                           {,,,},
                                           {,,,},
                                           {,,,},
                                           {,,,}
                                       }
                                   },
                                   {
                                       {
                                           {,,,},
                                           {,,,},
                                           {,,,},
                                           {,,,}
                                       },
                                       {
                                           {,,,},
                                           {,,,},
                                           {,,,},
                                           {,,,}
                                       },
                                       {
                                           {,,,},
                                           {,,,},
                                           {,,,},
                                           {,,,}
                                       },
                                       {
                                           {,,,},
                                           {,,,},
                                           {,,,},
                                           {,,,}
                                       }
                                   }};

        #endregion

        private Color[] TrickColor = { Color.Red, Color.Blue, Color.Orange, Color.Green };

        private int[,] CurrentTrick = new int[, ]; //当前的砖块
        //CurrentTrickNum当前砖块的数目, CurrentStatusNum当前状态  CurrentColor当前颜色
        private int CurrentTrickNum, CurrentStatusNum, CurrentColor;
        private int TricksNum = ;//方块种类
        private int StatusNum = ;//方块状态
        private int ColorNum = ;//颜色种类
        private Image myImage;
        private Random rand = new Random();

        private void Form1_Load(object sender, EventArgs e)
        {
            //初始化
            myImage = new Bitmap(panel1.Width, panel1.Height);
            for (int y = ; y < ; y++)
            {
                for (int x = ; x < ; x++)
                {
                    CurrentTrick[y, x] = ;
                }
            }
            Draw();
        }

        protected override void OnPaint(PaintEventArgs e)
        {
            Draw();
            base.OnPaint(e);
        }

        private void Draw()
        {
            Graphics g = Graphics.FromImage(myImage);
            g.Clear(Color.Black);
            //绘制当前的图片
            for (int y = ; y < ; y++)
            {
                for (int x = ; x < ; x++)
                {
                    if (CurrentTrick[y, x] == )
                    {
                        g.FillRectangle(new SolidBrush(TrickColor[CurrentColor]), x * , y * , , );
                        g.DrawRectangle(Pens.White, x * , y * , , );
                    }
                }
            }
            Graphics gg = panel1.CreateGraphics();
            gg.DrawImage(myImage, , );
        }

        //随机生成方块
        private void BeginTricks()
        {
            //随机生成砖码和状态码和颜色
            CurrentTrickNum = rand.Next(, TricksNum);
            CurrentStatusNum = rand.Next(, StatusNum);
            CurrentColor = rand.Next(, ColorNum);
            //分配数组
            for (int y = ; y < ; y++)
            {
                for (int x = ; x < ; x++)
                {
                    CurrentTrick[y, x] = Tricks[CurrentTrickNum, CurrentStatusNum, y, x];
                }
            }
        }

        //控制方向
        private void Form1_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.W)
            {
                ChangeTricks();
                Draw();
            }
        }

        //变换方块
        private void ChangeTricks()
        {
            if (CurrentStatusNum < )
            {
                CurrentStatusNum++;
            }
            else
            {
                CurrentStatusNum = ;
            }
            for (int y = ; y < ; y++)
            {
                for (int x = ; x < ; x++)
                {
                    CurrentTrick[y, x] = Tricks[CurrentTrickNum, CurrentStatusNum, y, x];
                }
            }
        }

        private void button1_Click(object sender, EventArgs e)
        {
            BeginTricks();
            Draw();
        }