说明：
我希望用forms实现俄罗斯方块
效果图：
step1:C:\Users\wangrusheng\RiderProjects\WinFormsApp2\WinFormsApp2\Form1.cs
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Windows.Forms;namespace WinFormsApp2
{public partial class Form1 : Form{// 游戏常量private readonly int cellSize = 25;private readonly int cols = 10;private readonly int rows = 20;// 游戏状态private int[,] board;private int[,] currentBlock;private Point blockPosition;private int score;private System.Windows.Forms.Timer gameTimer;private bool isPlaying;private bool isPaused;// UI控件private Button startButton, pauseButton, stopButton;private Button leftButton, rightButton, downButton, rotateButton;private Label scoreLabel;// 方块形状private readonly List<int[][,]> shapes = new List<int[][,]> {new int[][,] { new int[,] {{1,1,1,1}} }, // Inew int[][,] { new int[,] {{1,1}, {1,1}} }, // Onew int[][,] { new int[,] {{1,1,1}, {0,1,0}} }, // Tnew int[][,] { new int[,] {{1,1,0}, {0,1,1}} }, // Znew int[][,] { new int[,] {{0,1,1}, {1,1,0}} }, // Snew int[][,] { new int[,] {{1,1,1}, {0,0,1}} }, // Lnew int[][,] { new int[,] {{1,1,1}, {1,0,0}} } // J};public Form1(){InitializeComponent();InitializeGame();InitializeControls();this.DoubleBuffered = true;this.Paint += Form1_Paint;this.KeyDown += Form1_KeyDown;}private void InitializeGame(){board = new int[rows, cols];gameTimer = new System.Windows.Forms.Timer { Interval = 600 };gameTimer.Tick += GameLoop;}private void InitializeControls(){// 分数显示scoreLabel = new Label{Text = "得分: 0",Location = new Point(cols * cellSize + 20, 370),Size = new Size(150, 20),Font = new Font("微软雅黑", 10)};// 游戏控制按钮startButton = new Button{Text = "开始游戏",Location = new Point(cols * cellSize + 20, 20),Size = new Size(120, 40),Font = new Font("微软雅黑", 10)};startButton.Click += StartButton_Click;pauseButton = new Button{Text = "暂停游戏",Location = new Point(cols * cellSize + 20, 70),Size = new Size(120, 40),Enabled = false,Font = new Font("微软雅黑", 10)};pauseButton.Click += PauseButton_Click;stopButton = new Button{Text = "结束游戏",Location = new Point(cols * cellSize + 20, 120),Size = new Size(120, 40),Enabled = false,Font = new Font("微软雅黑", 10)};stopButton.Click += StopButton_Click;// 方向控制按钮（垂直布局）int buttonY = 170;leftButton = new Button{Text = "左移",Location = new Point(cols * cellSize + 20, buttonY),Size = new Size(120, 40),Font = new Font("微软雅黑", 10),Enabled = false};leftButton.Click += (s, e) => MoveBlock(-1, 0);buttonY += 50;rightButton = new Button{Text = "右移",Location = new Point(cols * cellSize + 20, buttonY),Size = new Size(120, 40),Font = new Font("微软雅黑", 10),Enabled = false};rightButton.Click += (s, e) => MoveBlock(1, 0);buttonY += 50;downButton = new Button{Text = "下移",Location = new Point(cols * cellSize + 20, buttonY),Size = new Size(120, 40),Font = new Font("微软雅黑", 10),Enabled = false};downButton.Click += (s, e) => MoveBlock(0, 1);buttonY += 50;rotateButton = new Button{Text = "旋转",Location = new Point(cols * cellSize + 20, buttonY),Size = new Size(120, 40),Font = new Font("微软雅黑", 10),Enabled = false};rotateButton.Click += (s, e) => { if (isPlaying && !isPaused) RotateBlock(); };// 添加控件Controls.AddRange(new Control[] {scoreLabel,startButton, pauseButton, stopButton,leftButton, rightButton, downButton, rotateButton});// 设置窗体属性Text = "俄罗斯方块";ClientSize = new Size(cols * cellSize + 220, Math.Max(rows * cellSize + 50, 450));FormBorderStyle = FormBorderStyle.FixedSingle;MaximizeBox = false;}private void CreateBlock(){var random = new Random();var shape = shapes[random.Next(shapes.Count)];currentBlock = shape[0];blockPosition = new Point((cols - currentBlock.GetLength(1)) / 2,0);}private bool CheckCollision(int dx, int dy){for (int i = 0; i < currentBlock.GetLength(0); i++){for (int j = 0; j < currentBlock.GetLength(1); j++){if (currentBlock[i, j] == 1){int nx = blockPosition.X + j + dx;int ny = blockPosition.Y + i + dy;if (nx < 0 || nx >= cols || ny >= rows)return true;if (ny >= 0 && board[ny, nx] != 0)return true;}}}return false;}private void MergeBlock(){for (int i = 0; i < currentBlock.GetLength(0); i++){for (int j = 0; j < currentBlock.GetLength(1); j++){if (currentBlock[i, j] == 1){int y = blockPosition.Y + i;int x = blockPosition.X + j;if (y >= 0) board[y, x] = 1;}}}}private void ClearLines(){int lines = 0;for (int y = rows - 1; y >= 0; y--){bool full = true;for (int x = 0; x < cols; x++){if (board[y, x] == 0){full = false;break;}}if (full){lines++;for (int yy = y; yy > 0; yy--){for (int x = 0; x < cols; x++){board[yy, x] = board[yy - 1, x];}}y++;}}score += lines * 100;scoreLabel.Text = $"得分: {score}";}private void GameLoop(object sender, EventArgs e){if (!CheckCollision(0, 1)){blockPosition.Y++;}else{MergeBlock();ClearLines();CreateBlock();if (CheckCollision(0, 0)){GameOver();}}Invalidate();}private void GameOver(){gameTimer.Stop();isPlaying = false;MessageBox.Show("游戏结束！最终得分: " + score);ToggleControls(false);}private void StartGame(){board = new int[rows, cols];score = 0;scoreLabel.Text = "得分: 0";isPlaying = true;isPaused = false;CreateBlock();gameTimer.Start();ToggleControls(true);}private void ToggleControls(bool enable){pauseButton.Enabled = enable;stopButton.Enabled = enable;leftButton.Enabled = enable;rightButton.Enabled = enable;downButton.Enabled = enable;rotateButton.Enabled = enable;}private void MoveBlock(int dx, int dy){if (isPlaying && !isPaused && !CheckCollision(dx, dy)){blockPosition.X += dx;blockPosition.Y += dy;Invalidate();}}private void RotateBlock(){var rotated = new int[currentBlock.GetLength(1), currentBlock.GetLength(0)];for (int i = 0; i < currentBlock.GetLength(0); i++){for (int j = 0; j < currentBlock.GetLength(1); j++){rotated[j, currentBlock.GetLength(0) - 1 - i] = currentBlock[i, j];}}var original = currentBlock;currentBlock = rotated;int offset = 0;while (CheckCollision(0, 0)){offset++;blockPosition.X += blockPosition.X >= cols / 2 ? -1 : 1;if (offset > 2){currentBlock = original;return;}}}private void Form1_Paint(object sender, PaintEventArgs e){var g = e.Graphics;// 绘制游戏板for (int y = 0; y < rows; y++){for (int x = 0; x < cols; x++){var brush = board[y, x] != 0 ? Brushes.Red : Brushes.Black;g.FillRectangle(brush, x * cellSize, y * cellSize, cellSize - 1, cellSize - 1);}}// 绘制当前方块if (currentBlock != null){for (int i = 0; i < currentBlock.GetLength(0); i++){for (int j = 0; j < currentBlock.GetLength(1); j++){if (currentBlock[i, j] == 1){int x = (blockPosition.X + j) * cellSize;int y = (blockPosition.Y + i) * cellSize;g.FillRectangle(Brushes.Green, x, y, cellSize - 1, cellSize - 1);}}}}}private void Form1_KeyDown(object sender, KeyEventArgs e){if (!isPlaying || isPaused) return;switch (e.KeyCode){case Keys.Left:if (!CheckCollision(-1, 0)) blockPosition.X--;break;case Keys.Right:if (!CheckCollision(1, 0)) blockPosition.X++;break;case Keys.Down:if (!CheckCollision(0, 1)) blockPosition.Y++;break;case Keys.Up:RotateBlock();break;}Invalidate();}private void StartButton_Click(object sender, EventArgs e) => StartGame();private void PauseButton_Click(object sender, EventArgs e){isPaused = !isPaused;if (isPaused){gameTimer.Stop();pauseButton.Text = "继续游戏";}else{gameTimer.Start();pauseButton.Text = "暂停游戏";}}private void StopButton_Click(object sender, EventArgs e){gameTimer.Stop();isPlaying = false;ToggleControls(false);board = new int[rows, cols];Invalidate();}}
}
end