124 lines
4.6 KiB
C#
124 lines
4.6 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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public class Shell : MonoBehaviour
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{
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//炮弹类，控制轰炸区内的炮弹和炮弹的阴影🎇
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// Start is called before the first frame update
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public GameObject shadow;//阴影游戏物体
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private Transform ground;//地面的位置信息
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private float shellSpeed;//炮弹速度
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private IndexRecoder indexRecoder;
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private float fallingTime;
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private bool isDroping = false;
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private Transform m_shadow;
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public GameObject boomObj;
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public BombingArea M_BombingArea;
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private bool amISpecal = false;//记录自己是不是特殊的的变量。特殊的炮弹才能炸烂石头。
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private Animator animator;
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private delegate float BuildAFitX(float deleta);
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[Tooltip("请填入阴影的最大值")]
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public float MaxShadowSize;
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[Tooltip("请填入阴影的最小值")]
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public float MinShadowSize;
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void Start()
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{
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indexRecoder = FindObjectOfType<IndexRecoder>();
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shellSpeed = indexRecoder.shellSpeed;
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fallingTime = indexRecoder.shellFallingTime;
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ground = GameObject.FindWithTag("地面").transform;
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m_shadow = Instantiate(shadow,//生成一片阴影
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new Vector3(transform.position.x,//在这枚炮弹的X
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ground.transform.position.y + //地面的Y
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M_BombingArea.shellShadowYOffset,//加上偏移量
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0),
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Quaternion.identity)
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.transform;
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Invoke("Drop",fallingTime);
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animator = GetComponent<Animator>();
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}
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// Update is called once per frame
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void Update()
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{
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if(m_shadow != null) ShadowShock();
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if(isDroping)
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{
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transform.position -= new Vector3(0,shellSpeed*Time.deltaTime,0);
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}
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}
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public bool AmISpecal(){return amISpecal;}//外部调用，返回这个炮弹是不是特殊的
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public void YouAreSpecal(){amISpecal = true;}//外部调用，生成炮弹时，给其标记它是特殊的。
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//控制阴影变化的函数，每帧调用一次
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private void ShadowShock()
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{
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//首先构造一个本帧变化x
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BuildAFitX buildAFitX = (float deleta)
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=>
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{
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float newX = m_shadow.transform.localScale.x + deleta;
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if(newX > MinShadowSize && newX < MaxShadowSize)
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{return newX;}
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else return m_shadow.transform.localScale.x;
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};
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float x = buildAFitX(Random.Range(-indexRecoder.shellShadowRangeOfChange,
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indexRecoder.shellShadowRangeOfChange));
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//使得本地大小改变为
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m_shadow.transform.localScale = new Vector3(
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//x
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// m_shadow.localScale.x +
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// Random.Range(-indexRecoder.shellShadowRangeOfChange,
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// indexRecoder.shellShadowRangeOfChange),
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x
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,
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//y，z不变
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m_shadow.localScale.y,
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m_shadow.localScale.z);
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}
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private void Drop()
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{
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isDroping = true;
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}
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public void DestroySelf()
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{
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//动画中调用，爆炸动画结束后删除自身和阴影
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Destroy(gameObject);
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}
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void OnTriggerEnter2D(Collider2D other)
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{
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//Debug.Log(other.name);
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//当玩家被炮弹击中
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switch (other.tag)
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{
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case "Player":
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//玩家被炮弹击中
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break;
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case "地面":
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//Destroy(m_shadow.gameObject);
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//Destroy(gameObject);
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Instantiate(boomObj, new Vector2(transform.position.x, transform.position.y),Quaternion.identity);
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animator.SetBool("IsBoom",true);
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Destroy(m_shadow.gameObject);
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isDroping = false;
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break;
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case "石头":
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Destroy(m_shadow.gameObject);
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Destroy(gameObject);//摧毁炮弹
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//如果自己是特殊的炮弹，则触发石头的程序段
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if(amISpecal) other.GetComponent<Stone>().BeHitBySpecalShell();
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break;
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}
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}
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} |