5

实现地图的生成、游戏关卡的管理、以及一些简单的GUI的显示与关闭

using UnityEngine;
using System; //为了使用其中的Serializable
using System.Collections.Generic;
using Random = UnityEngine.Random;

public class BoardMannager : MonoBehaviour {

    [Serializable]//序列化，<span style="font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; line-height: 25.2px;"><span style="font-size:10px;">使得变量可以被Inspector界面获得</span></span>
    public class Count //之后用于存储随机生成最小数量和最大数量的值
    {
        public int minimum;
        public int maximum;
        public Count(int min,int max)
        {
            minimum = min;
            maximum = max;
        }
    }

    public int columns = 8;
    public int rows = 8;
    public Count wallCount = new Count(5, 9);
    public Count foodCount = new Count(1, 5);
    public GameObject exit;
    public GameObject[] floorTiles;
    public GameObject[] wallTiles;
    public GameObject[] foodTiles;
    public GameObject[] enemyTiles;
    public GameObject[] outerWallTiles;

    private Transform boardHolder;//将所有通过代码生成的对象整合在boardHolder中
    private List<Vector3> gridPositions = new List<Vector3>();//存储网格位置信息

    void InitialiseList()
    {
        gridPositions.Clear();

        for (int x = 1; x < columns-1; x++)
        {
            for (int y = 1; y < rows-1; y++)
            {
                gridPositions.Add(new Vector3(x, y, 0f));//通过二重循环获得整个网格的位置      数组.Add(添加的东西)
            }
        }
    }

    void BoardSetup()//生成外墙和场景内的地面
    {
        boardHolder = new GameObject("Board").transform;
        for (int x = -1; x < columns + 1; x++)
        {
            for (int y = -1; y < rows + 1; y++)
            {
                GameObject toInstantiate = floorTiles[Random.Range(0,floorTiles.Length)];  //??????
                if (x==-1|| x==columns||y==-1||y==rows)//判断是否是外墙位置
                {
                    toInstantiate=outerWallTiles[Random.Range(0,outerWallTiles.Length)];
                }
                GameObject instance = Instantiate(toInstantiate, new Vector3(x, y, 0f), Quaternion.identity) as GameObject;//prefab实例化
                instance.transform.SetParent(boardHolder); //将实例化的对象放到board中
            }
        }
    }

    Vector3 RandomPosition() //随机获取一个地图内的位置
    {
        int randomIndex = Random.Range(0, gridPositions.Count);
        Vector3 randomPosition = gridPositions[randomIndex];
        gridPositions.RemoveAt(randomIndex);
        return randomPosition;
    }


    void LayoutObjectAtRandom(GameObject[] tileArray, int minimum, int maxmum)  //将物品在地图中实例化
    {
        int objectCount = Random.Range(minimum,maxmum+1);

        for (int i = 0; i < objectCount; i++)
        {
            Vector3 randomPosition = RandomPosition();
            GameObject tileChoice = tileArray[Random.Range(0, tileArray.Length)];
            Instantiate(tileChoice,randomPosition,Quaternion.identity);
        }
    }

    public void SetupScene(int level) //调用之前的函数，完成一张地图的生成
    {
        BoardSetup();
        InitialiseList();
        LayoutObjectAtRandom(wallTiles, wallCount.minimum, wallCount.maximum);
        LayoutObjectAtRandom(foodTiles, foodCount.minimum, foodCount.maximum) ;
        int enemyCount = (int)Mathf.Log(level,2f);
        LayoutObjectAtRandom(enemyTiles, enemyCount, enemyCount);
        Instantiate(exit, new Vector3(columns - 1, rows - 1, 0f), Quaternion.identity);

    }
}

using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using UnityEngine.UI;


public class GameManager : MonoBehaviour {
//GameManager脚本主要用于管理整个的逻辑运行
    public float levelStartDelay = 2f;
    public float turnDelay = .1f;
    public static GameManager instance = null;//单例设计,保证在游戏运行中永远只有一个GameManager
    public BoardMannager boardScript;
    public int platerFoodPoints = 100;
    [HideInInspector]public bool playersTurn = true;

    private Text levelText;
    private GameObject levelImage;
    private int level = 1;
    private List<Enemy> enemies;
    private bool enemiesMoving;
    private bool doingSetup;


    void Awake() {
        if (instance==null)
        {
            instance = this;
        }
        else if (instance!=null)
                Destroy(gameObject);//单例设计部分
        DontDestroyOnLoad(gameObject);
        enemies=new List<Enemy>();
        boardScript=GetComponent<BoardMannager>();//获取boardMannager脚本
        InitGame();
    }

    private void OnLevelWasLoaded(int index)
    {
        level++;
        InitGame();
    }

    void InitGame() {
        doingSetup = true;
        levelImage = GameObject.Find("LevelImage");
        levelText = GameObject.Find("LevelText").GetComponent<Text>();
        levelText.text = "Day " + level;
        levelImage.SetActive(true);
        Invoke("HideLevelImage", levelStartDelay); //UI部分，显示第几日、显示黑色的背景等等

        enemies.Clear();
        boardScript.SetupScene(level); //调用BoardMannager生成新地图

    }

    private void HideLevelImage()
    {
        levelImage.SetActive(false);
        doingSetup = false;
    }
    IEnumerator MoveEnemies( )
    {
        enemiesMoving = true;
        yield return new WaitForSeconds(turnDelay);
        if (enemies.Count==0)
        {
            yield return new WaitForSeconds(turnDelay);
        }
        for (int i = 0; i < enemies.Count; i++)
        {
            enemies[i].MoveEnemy();
            yield return new WaitForSeconds(enemies[i].moveTime);
        }
        playersTurn = true;
        enemiesMoving = false;
    }

    public void AddEnemyToList(Enemy script)
    {
        enemies.Add(script);
    }


    public void GameOver()
    {
        levelText.text = "After " + level + " days,you starved.";
        levelImage.SetActive(true);
        enabled = false; //游戏结束时显示的UI
    }

    void Update () {
        if (playersTurn || enemiesMoving||doingSetup)
            return;
        StartCoroutine(MoveEnemies());

    }
}