基于C#制作一个贪吃蛇小游戏

贪吃蛇小游戏是一个经典的游戏，玩家通过控制蛇的移动来吃食物，随着吃食物的数量增加，蛇的身体也会变长，直到撞到墙壁或者自己的身体为止。在这篇文章中，我们将使用C#语言来制作一个简单的贪吃蛇小游戏。

首先，我们需要创建一个新的C#控制台应用程序项目。然后，我们可以开始编写游戏的代码。

csharp
using System;
using System.Collections.Generic;
using System.Threading;

class Program
{
    static void Main()
    {
        Console.WindowHeight = 16;
        Console.WindowWidth = 32;
        int screenwidth = Console.WindowWidth;
        int screenheight = Console.WindowHeight;
        Random randomnummer = new Random();
        int score = 5;
        int gameover = 0;
        pixel hoofd = new pixel();
        hoofd.xpos = screenwidth / 2;
        hoofd.ypos = screenheight / 2;
        hoofd.schermkleur = ConsoleColor.Red;
        string movement = RIGHT;
        List<int> xposlijf = new List<int>();
        List<int> yposlijf = new List<int>();
        int berryx = randomnummer.Next(0 screenwidth);
        int berryy = randomnummer.Next(0 screenheight);
        DateTime tijd = DateTime.Now;
        DateTime tijd2 = DateTime.Now;
        string buttonpressed = no;
        while (true)
        {
            Console.Clear();
            if (hoofd.xpos == screenwidth - 1 || hoofd.xpos == 0 || hoofd.ypos == screenheight - 1 || hoofd.ypos == 0)
            {
                gameover = 1;
            }
            for (int i = 0; i < screenwidth; i++)
            {
                Console.SetCursorPosition(i 0);
                Console.Write(■);
            }
            for (int i = 0; i < screenwidth; i++)
            {
                Console.SetCursorPosition(i screenheight - 1);
                Console.Write(■);
            }
            for (int i = 0; i < screenheight; i++)
            {
                Console.SetCursorPosition(0 i);
                Console.Write(■);
            }
            for (int i = 0; i < screenheight; i++)
            {
                Console.SetCursorPosition(screenwidth - 1 i);
                Console.Write(■);
            }
            Console.ForegroundColor = ConsoleColor.Green;
            if (berryx == hoofd.xpos && berryy == hoofd.ypos)
            {
                score++;
                berryx = randomnummer.Next(1 screenwidth - 2);
                berryy = randomnummer.Next(1 screenheight - 2);
            }
            for (int i = 0; i < xposlijf.Count; i++)
            {
                Console.SetCursorPosition(xposlijf[i] yposlijf[i]);
                Console.Write(■);
                if (xposlijf[i] == hoofd.xpos && yposlijf[i] == hoofd.ypos)
                {
                    gameover = 1;
                }
            }
            if (gameover == 1)
            {
                break;
            }
            Console.SetCursorPosition(hoofd.xpos hoofd.ypos);
            Console.ForegroundColor = hoofd.schermkleur;
            Console.Write(■);
            Console.SetCursorPosition(berryx berryy);
            Console.ForegroundColor = ConsoleColor.Cyan;
            Console.Write(■);
            tijd = DateTime.Now;
            buttonpressed = no;
            while (true)
            {
                tijd2 = DateTime.Now;
                if (tijd2.Subtract(tijd).TotalMilliseconds > 500) { break; }
                if (Console.KeyAvailable)
                {
                    ConsoleKeyInfo toets = Console.ReadKey(true);
                    //Console.WriteLine(toets.Key.ToString());
                    //Console.ReadKey(true);
                    switch (toets.Key.ToString())
                    {
                        case UpArrow:
                            buttonpressed = up;
                            break;
                        case DownArrow:
                            buttonpressed = down;
                            break;
                        case LeftArrow:
                            buttonpressed = left;
                            break;
                        case RightArrow:
                            buttonpressed = right;
                            break;
                    }
                }
            }
            if (buttonpressed != no)
            {
                movement = buttonpressed;
            }
            xposlijf.Add(hoofd.xpos);
            yposlijf.Add(hoofd.ypos);
            switch (movement)
            {
                case up:
                    hoofd.ypos--;
                    break;
                case down:
                    hoofd.ypos++;
                    break;
                case left:
                    hoofd.xpos--;
                    break;
                case right:
                    hoofd.xpos++;
                    break;
            }
            if (xposlijf.Count > score)
            {
                xposlijf.RemoveAt(0);
                yposlijf.RemoveAt(0);
            }
        }
        Console.SetCursorPosition(screenwidth / 5 screenheight / 2);
        Console.WriteLine(Game over Score:  + score);
        Console.SetCursorPosition(screenwidth / 5 screenheight / 2 + 1);
    }
}
class pixel
{
    public int xpos { get; set; }
    public int ypos { get; set; }
    public ConsoleColor schermkleur { get; set; }
}