实例介绍
【实例截图】
【核心代码】
using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Text; using System.Windows.Forms; using System.Threading; namespace Snake { public partial class Form1 : Form { public Form1() { InitializeComponent(); } bool gb = false; int xold, yold;//蛇头原始位置 public string direction = "";//默认移动方向 public string newdirection = "";//新移动方向 List<Label> list = new List<Label>();//蛇身 Label lblx;//蛇食 /// <summary> /// 移动蛇头 /// </summary> public void MoveHead() { while (gb==false) { xold = this.lbltou.Left; yold = this.lbltou.Top; switch (direction) { //向上移动 case "Up": this.lbltou.Top -= 15; if (this.lbltou.Top <= 0) { this.lbltou.Top = 585; } newdirection = "Up"; MoveBody(); break; //向下移动 case "Down": this.lbltou.Top = 15; if (this.lbltou.Top >= 585) { this.lbltou.Top = 0; } newdirection = "Down"; MoveBody(); break; //向右移动 case "Right": this.lbltou.Left = 15; if (this.lbltou.Left >= 585) { this.lbltou.Left = 0; } newdirection = "Right"; MoveBody(); break; //向左移动 case "Left": this.lbltou.Left -= 15; if (this.lbltou.Left <= 0) { this.lbltou.Left = 585; } newdirection = "Left"; MoveBody(); break; } if (this.lbltou.Location == this.lblx.Location) { //吃掉蛇食追加蛇身 lblx.BackColor = Color.Cyan; this.list.Add(lblx); } if (一般ToolStripMenuItem.Checked == true) { Thread.Sleep(100); } else if (简单ToolStripMenuItem.Checked == true) { Thread.Sleep(500); } else if (困难ToolStripMenuItem.Checked==true) { Thread.Sleep(1); } } } private void Form1_Load(object sender, EventArgs e) { Control.CheckForIllegalCrossThreadCalls = false; list.Add(lbltou); list.Add(label1); list.Add(label2); list.Add(label3); list.Add(label4); Thread thread = new Thread(new ThreadStart(MoveHead)); thread.Start(); //生成蛇食 CreateFood(); } /// <summary> /// 生成蛇食 /// </summary> private void CreateFood() { //蛇食的特征 lblx = new Label(); lblx.Width = 15; lblx.Height = 15; lblx.BackColor = Color.Red; lblx.BorderStyle = BorderStyle.FixedSingle; //随机生成蛇食位置 Random rd = new Random(); int x, y; bool bOK = true; while (bOK) { x = rd.Next(10, 550); y = rd.Next(10, 550); if (x % 15 == 0 && y % 15 == 0) { lblx.Top = y; lblx.Left = x; bOK = false; } } lblx.Move = lblx_Move; this.Controls.Add(lblx); } void lblx_Move(object sender, EventArgs e) { lblx.Move -= lblx_Move; CreateFood(); } /// <summary> /// 移动蛇身 /// </summary> private void MoveBody() { int x, y; for (int i = 1; i < list.Count; i ) { x = list[i].Left; y = list[i].Top; list[i].Left = xold; list[i].Top = yold; xold = x; yold = y; if (lbltou.Location == list[i].Location)//判断蛇头是否触碰蛇身,是将结束游戏 { MessageBox.Show("Game Over"); direction = ""; gb = true; Application.Exit(); return; } } } private void Form1_KeyDown(object sender, KeyEventArgs e) { direction = e.KeyCode.ToString(); //进行循环判断来保证不能反方向移动 if (newdirection=="Up"&&direction=="Down") { direction = "Up"; } if (newdirection == "Down" && direction == "Up") { direction = "Down"; } if (newdirection == "Right" && direction == "Left") { direction = "Right"; } if (newdirection == "Left" && direction == "Right") { direction = "Left"; } } //设定难度 private void 简单ToolStripMenuItem_Click(object sender, EventArgs e) { 一般ToolStripMenuItem.Checked = false; 困难ToolStripMenuItem.Checked = false; 简单ToolStripMenuItem.Checked = true; } private void 一般ToolStripMenuItem_Click(object sender, EventArgs e) { 一般ToolStripMenuItem.Checked = true; 困难ToolStripMenuItem.Checked = false; 简单ToolStripMenuItem.Checked = false; } private void 困难ToolStripMenuItem_Click(object sender, EventArgs e) { 一般ToolStripMenuItem.Checked = false; 困难ToolStripMenuItem.Checked = true; 简单ToolStripMenuItem.Checked = false; } } }
标签: 贪吃蛇
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