58 lines
1.8 KiB
C#
58 lines
1.8 KiB
C#
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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public class OperationsInfo : MonoBehaviour
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{
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//操作说明类，当玩家进入触发器，显示图片，当离开触发器，关闭图片
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public bool isIn = false;
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public SpriteRenderer spriteRenderer;
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[Tooltip("填入提示消隐和出现的速度")]
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public float speed;
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[Tooltip("请输入此操作提示仅在哪一个多态中显示，若不填，则每一个多态都显示")]
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public string showStageName;
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void Start()
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{
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spriteRenderer = GetComponent<SpriteRenderer>();
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}
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void Update()
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{
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if(isIn && spriteRenderer.color.a < 1)
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{
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spriteRenderer.color = new Color(
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//RBG不变
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spriteRenderer.color.r,spriteRenderer.color.g,spriteRenderer.color.b,
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//a变大
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spriteRenderer.color.a + speed * Time.deltaTime
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);
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}
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if(!isIn && spriteRenderer.color.a > 0)
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{
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spriteRenderer.color = new Color(
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//RBG不变
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spriteRenderer.color.r,spriteRenderer.color.g,spriteRenderer.color.b,
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//a变小
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spriteRenderer.color.a - speed * Time.deltaTime
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);
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}
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}
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void OnTriggerEnter2D(Collider2D other)
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{
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if(other.tag == "Player")
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{
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if(showStageName == "" //如果没有指定发挥作用的多态
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|| showStageName.Equals(FindObjectOfType<IndexRecoder>().stageName))//或者目前就是发挥作用的多态
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//当玩家进入
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isIn = true;//标记自身显示
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}
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}
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void OnTriggerExit2D(Collider2D other)
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{
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if(other.tag == "Player")
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{
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//当玩家退出
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isIn = false;
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}
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}
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}
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