1 using UnityEngine;  2 using System.Collections;  3   4 public class Enemy : MonoBehaviour  5 {  6   7     /*===============================  8      * 敌人脚本  9      *==============================*/ 10  11     //敌人状态 12  13     //敌人站立状态 14     public const int STATE_STAND = 0; 15     //敌人行走状态 16     public const int STATE_WALK = 1; 17     //敌人奔跑状态 18     public const int STATE_RUN = 2; 19     //敌人暂停状态 20     public const int STATE_PAUSE = 3; 21  22     //记录敌人当前状态 23     private int enemState; 24     //主角对象 25     private GameObject hero; 26  27     //备份上一次敌人的思考时间 28     private float backUptime; 29     //敌人思考下一次行为时间 30     private const int AI_ATTACK_TIME = 2; 31     //敌人的巡逻范围 32     public const int AI_ATTACK_DISTANCE = 10; 33  34     //是否绘制血条  当鼠标指向敌人则绘制。离开则不绘制 35     bool showBlood = false; 36  37     //血条资源贴图 38     public Texture2D tex_red; 39     public Texture2D tex_black; 40  41     //生命值贴图 42     public Texture2D tex_hp; 43  44     //生命值 45     private int HP = 100; 46  47     //敌人仇恨 48     private bool ishatred = false; 49  50     //图片数字资源 51     Object[] texmube; 52  53  54     // Use this for initialization 55     void Start() 56     { 57         //获取主角对象，这里前端赋值比较好 58         hero = GameObject.Find("Hero"); 59  60         //读取图片资源 61         texmube = Resources.LoadAll("number"); 62  63         //设置敌人默认状态为站立 64         enemState = STATE_STAND; 65     } 66  67     // Update is called once per frame 68     void Update() 69     { 70         //判断敌人与主角之间的距离 71         if (Vector3.Distance(transform.position, hero.transform.position) < AI_ATTACK_DISTANCE || ishatred) 72         { 73             //敌人进入奔跑状态 74             gameObject.animation.Play("run"); 75             enemState = STATE_RUN; 76  77             //设置敌人面朝主角方向 78             transform.LookAt(hero.transform); 79  80             //随机攻击主角 81             int rand = Random.Range(0, 20); 82             if (rand == 0) 83             { 84                 //模拟攻击， 85                 //向主角发送攻击消息，然后在主角对象脚本中实现HeroHrut方法，进行主角减血 86                 hero.SendMessage("HeroHurt"); 87             } 88         } 89         //敌人进入巡逻状态 90         else 91         { 92             //计算敌人的思考时间 93             if (Time.time - backUptime >= AI_ATTACK_TIME) 94             { 95                 //敌人开始思考 96                 //备份思考的时间 97                 backUptime = Time.time; 98  99                 //取得0~2之间的随机数100                 int rand = Random.Range(0, 2);101                 if (rand == 0)102                 {103                     //敌人进入站立状态104                     transform.animation.Play("idle");105                     //设置状态106                     enemState = STATE_STAND;107                 }108                 else if (rand == 1)109                 {110                     //敌人进入行走状态111                     //敌人随机旋转角度112                     Quaternion rotate = Quaternion.Euler(0, Random.Range(1, 5) * 90, 0);113                     //1秒内完成旋转114                     transform.rotation = Quaternion.Lerp(transform.rotation, rotate, Time.deltaTime * 1000);115                     //播放行走动画116                     transform.animation.Play("walk");117                     enemState = STATE_WALK;118                 }119 120             }121         }122         switch (enemState)123         {124             case STATE_STAND: break;125             case STATE_WALK:126                 //敌人行走127                 transform.Translate(Vector3.forward * Time.deltaTime);128                 //gameObject.animation.Play("walk");129                 break;130             case STATE_RUN:131                 //敌人朝向主角奔跑，当相距2时，就不向前跑了132                 if (Vector3.Distance(transform.position, hero.transform.position) > 3)133                 {134                     transform.Translate(Vector3.forward * Time.deltaTime * 3);135                 }136                 break;137         }138     }139     void OnGUI()140     {141         if (showBlood)//如果绘制血条142         {143             //绘制生命值贴图144             GUI.DrawTexture(new Rect(5, 0, tex_hp.width, tex_hp.height), tex_hp);145             //绘制主角生命值146             Tools.DrawImageNumber(200, 0, HP, texmube);147 148             //绘制敌人血条149             int blood_width = tex_red.width * HP / 100;150             //绘制黑色血条 即底色151             GUI.DrawTexture(new Rect(5, 50, tex_black.width, tex_black.height), tex_black);152             //绘制红色血条153             GUI.DrawTexture(new Rect(5, 50, blood_width, tex_red.height), tex_red);154         }155     }156 157     /// <summary>158     /// 当在敌人上单击鼠标左键159     /// </summary>160     void onm ouseDown()161     {162         //击中敌人目标163         if (HP > 0)164         {165             //减掉5点血166             HP -= 5;167             //被击打时，后退168             transform.Translate(Vector3.back * 1);169             //击中敌人后立即进入战斗状态170             ishatred = true;171         }172         else//敌人死亡173         {174             //敌人死亡175             Destroy(gameObject);176             //发送死亡消息177             hero.SendMessage("EnemyHurt");178         }179     }180     void onm ouseUp()181     {182         //击打后退还原183         transform.Translate(Vector3.forward * Time.deltaTime * 1);184     }185     void onm ouseOver()186     {187         //开始绘制血条188         showBlood = true;189     }190     void onm ouseExit()191     {192         //结束绘制血条193         showBlood = false;194     }195 }

  1 using UnityEngine;  2 using System.Collections;  3   4 public class Game : MonoBehaviour  5 {  6     /*===============================  7      * 主角脚本  8      *==============================*/  9  10     //游戏状态机 11  12     //游戏中状态 13     public const int STATE_GAME = 0; 14     //游戏胜利状态 15     public const int STATE_WIN = 1; 16     //游戏失败状态 17     public const int STATE_LOSE = 2; 18  19     //枚举角色鼠标位置 20     public enum RotationAxes { MouseXAndY = 0, MouseX = 1, MouseY = 2 } 21     public RotationAxes axes = RotationAxes.MouseXAndY; 22     float rotationY = 0f; 23  24     //鼠标准心 25     public Texture2D tex_fire; 26  27     //血条资源贴图 28     public Texture2D tex_red; 29     public Texture2D tex_black; 30  31     //生命值贴图 32     public Texture2D tex_hp; 33  34     //战斗胜利资源贴图 35     public Texture2D tex_win; 36     //战斗失败资源贴图 37     public Texture2D tex_lose; 38     //游戏音乐资源 39     public AudioSource music; 40  41     //主角生命值 42     public int HP = 100; 43  44     //图片数字资源 45     Object[] texmuber; 46  47     //当前游戏状态 48     int gameState; 49  50  51  52     // Use this for initialization 53     void Start() 54     { 55         //取消默认鼠标图标 56         Screen.showCursor = false; 57         //读取图片资源 58         texmuber = Resources.LoadAll("number"); 59         //设置默认状态为游戏中 60         gameState = STATE_GAME; 61  62         if (rigidbody) //如果是刚体 63             /* 64              如果freezeRotation被启用，旋转不会被物体模拟修改。 65              * 这对于创建第一人称射击游戏时是很有用的，因为玩家需要使用鼠标完全控制旋转。 66              */ 67             rigidbody.freezeRotation = true;////冻结旋转 68     } 69  70     // Update is called once per frame 71     void Update() 72     { 73         switch (gameState) 74         { 75             case STATE_GAME: UpdateGame(); break; 76             case STATE_WIN: 77             case STATE_LOSE: 78                 if (Input.GetKey(KeyCode.Escape)) 79                 { 80                     Application.LoadLevel("Menu"); 81                 } 82                 break; 83             default: 84                 break; 85         } 86     } 87  88  89     void OnGUI() 90     { 91         switch (gameState) 92         { 93             case STATE_GAME: 94                 RenderGame(); 95                 break; 96             case STATE_WIN: 97                 GUI.DrawTexture(new Rect(0, 0, tex_win.width, tex_win.height), tex_win); 98                 break; 99             case STATE_LOSE:100                 GUI.DrawTexture(new Rect(0, 0, tex_lose.width, tex_lose.height), tex_lose);101                 break;102             default:103                 break;104         }105     }106 107     private void RenderGame()108     {109         if (tex_fire)110         {111             //绘制鼠标准心112             float x = Input.mousePosition.x - tex_fire.width / 2;113             float y = Screen.height - Input.mousePosition.y - tex_fire.width / 2;114 115             GUI.DrawTexture(new Rect(x, y, tex_fire.width, tex_fire.height), tex_fire);116         }117 118         //绘制主角血条119         int blood_width = tex_red.width * HP / 100;120         GUI.DrawTexture(new Rect(5, Screen.height - 50, tex_black.width, tex_black.height), tex_black);121         GUI.DrawTexture(new Rect(5, Screen.height - 50, blood_width, tex_red.height), tex_red);122 123         //绘制生命值贴图124         GUI.DrawTexture(new Rect(5, Screen.height - 80, tex_hp.width, tex_hp.height), tex_hp);125 126         //绘制主角生命值127         Tools.DrawImageNumber(200, Screen.height - 80, HP, texmuber);128     }129 130     /// <summary>131     /// 主角被攻击132     /// </summary>133     void HeroHurt()134     {135         HP--;136         if (HP <= 0)137         {138             HP = 0;139             gameState = STATE_LOSE; //游戏失败140         }141     }142 143     /// <summary>144     /// 碰到道具血条加血145     /// </summary>146     void HeroAddBlood()147     {148         HP += 50;149         if (HP >= 100)150         {151             HP = 100;152         }153     }154     /// <summary>155     /// 敌人被攻击156     /// </summary>157     void EnemyHurt()158     {159         //找到所有的NPC160         GameObject[] enemy = GameObject.FindGameObjectsWithTag("enemy");161         //Debug.Log(enemy.Length);162 163         //敌人对象数字长度为1表示敌人全部死亡164         if (enemy.Length == 1)165         {166 167             gameState = STATE_WIN;168         }169     }170     private void UpdateGame()171     {172         if (Input.GetKey(KeyCode.Escape))173         {174             Application.LoadLevel("Menu");175         }176         //计算摄像机旋转177         if (axes == RotationAxes.MouseX)178         {179             //旋转角色 180             transform.Rotate(0, Input.GetAxis("Mouse X"), 0);181         }182         else183         {184             //设置角色欧拉角185             transform.localEulerAngles = new Vector3(-rotationY, transform.localEulerAngles.y, 0);186         }187     }188 189     /// <summary>190     /// 在移动的时，当controller碰撞到collider时OnControllerColliderHit被调用。191     /// </summary>192     /// <param name="hit"></param>193     void OnControllerColliderHit(ControllerColliderHit hit)194     {195         //获取角色控制器碰撞到的游戏对象196         GameObject collObj = hit.gameObject;197 198         //是否为加血的箱子对象199         if (collObj.name == "Cube")200         {201             //主角加血202             HeroAddBlood();203             //销毁箱子204             Destroy(collObj);205         }206     }207 208 }

  1 using UnityEngine;  2 using System.Collections;  3   4 public class Menu : MonoBehaviour {  5   6     /*===============================  7      * 主菜单脚本  8      *==============================*/  9  10  11     //游戏界面状态机 12  13     //主菜单界面 14     public const int STATE_MAINMENU = 0; 15     //游戏设置界面 16     public const int STATE_OPTION = 1; 17     //游戏帮助界面 18     public const int STATE_HELP = 2; 19     //游戏退出界面 20     public const int STATE_EXIT = 3; 21     //GUI皮肤 22     public GUISkin mySkin; 23  24     //游戏背景贴图 25     public Texture textureBG; 26     //开始菜单贴图 27     public Texture tex_startInfo; 28     //帮助菜单贴图 29     public Texture tex_helpInfo; 30  31     //游戏音乐资源 32     public AudioSource music; 33     //当前游戏状态 34     private int gameState; 35  36     // Use this for initialization 37     void Start() 38     { 39         //初始化游戏状态为主菜单界面 40         gameState = STATE_MAINMENU; 41     } 42  43     // Update is called once per frame 44     void Update() 45     { 46  47     } 48     void OnGUI() 49     { 50         switch (gameState) 51         { 52             case STATE_MAINMENU: 53                 //绘制主菜单界面 54                 RenderMainMenu(); 55                 break; 56             case STATE_OPTION: 57                 //绘制游戏设置界面 58                 RenderOption(); 59                 break; 60             case STATE_HELP: 61                 //绘制游戏帮助界面 62                 RenderHelp(); 63                 break; 64             case STATE_EXIT: 65                 //绘制游戏退出界面 66                 //目前直接关闭并退出游戏 67                 break; 68             default: 69                 break; 70         } 71     } 72     /// <summary> 73     /// 绘制游戏帮助界面 74     /// </summary> 75     private void RenderHelp() 76     { 77         GUI.skin = mySkin; 78         GUI.DrawTexture(new Rect(0, 0, Screen.width, Screen.height), tex_helpInfo); 79         //返回按钮 80         if (GUI.Button(new Rect(0, 500, 403, 78), "", "back")) 81         { 82             gameState = STATE_MAINMENU; 83         } 84     } 85     /// <summary> 86     /// 绘制游戏设置界面 87     /// </summary> 88     private void RenderOption() 89     { 90         GUI.skin = mySkin; 91         GUI.DrawTexture(new Rect(0, 0, Screen.width, Screen.height), textureBG); 92  93         //开启音乐按钮 94         if (GUI.Button(new Rect(0, 0, 403, 75), "", "music_on")) 95         { 96             if (!music.isPlaying) 97             { 98                 //播放音乐 99                 music.Play();100             }101         }102         //关闭音乐按钮103         if (GUI.Button(new Rect(0, 200, 403, 75), "", "music_off"))104         {105             //关闭音乐106             music.Stop();107         }108         //返回按钮109         if (GUI.Button(new Rect(0, 500, 403, 78), "", "back"))110         {111             gameState = STATE_MAINMENU;112         }113     }114     /// <summary>115     /// 绘制主菜单界面116     /// </summary>117     private void RenderMainMenu()118     {119         //设置界面皮肤120         GUI.skin = mySkin;121         //绘制游戏背景图122         GUI.DrawTexture(new Rect(0, 0, Screen.width, Screen.height), textureBG);123 124         //开始游戏按钮125         if (GUI.Button(new Rect(0, 30, 623, 153), "", "start"))126         {127             //进入开始游戏状态128             Application.LoadLevel("Game");129         }130         //游戏选项按钮131         if (GUI.Button(new Rect(0, 180, 623, 153), "", "option"))132         {133             //处于开始游戏状态134             gameState = STATE_OPTION;135         }136         //游戏帮助按钮137         if (GUI.Button(new Rect(0, 320, 623, 153), "", "help"))138         {139             //进入游戏帮助状态140             gameState = STATE_HELP;141         }142         //游戏退出按钮143         if (GUI.Button(new Rect(0, 470, 623, 153), "", "exit"))144         {145             //退出游戏146             Application.Quit();147         }148     }149 }

 1 using UnityEngine; 2 using System.Collections; 3  4 public class Tools : MonoBehaviour 5 { 6  7     /*=============================== 8      * 工具脚本 9      *==============================*/10 11 12     /// <summary>13     /// 14     /// </summary>15     /// <param name="x">绘制数字 x坐标</param>16     /// <param name="y">绘制数字 y坐标</param>17     /// <param name="number">需要绘制的数字</param>18     /// <param name="texnumber">绘制图片数组资源</param>19     public static void DrawImageNumber(int x, int y, int number, Object[] texnumber)20     {21         //将整数数据转换为字符数组22         char[] chars = number.ToString().ToCharArray();23         //计算图片的宽度与高度，因为每张图片都是一样大。所以这里获取第一张即可24         Texture2D tex = (Texture2D)texnumber[0];25         int width = tex.width;26         int height = tex.height;27 28         //遍历字符数组29         foreach (char item in chars)30         {31             //得到每一位整型数组32             int i = int.Parse(item.ToString());33             //绘制图片数字34             GUI.DrawTexture(new Rect(x, y, width, height), texnumber[i] as Texture2D);35             x += width;36         }37     }38 39 }