using UnityEngine;
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/// <summary>
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/// 子弹充能对应的数据结构.
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/// </summary>
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public class BulletUICtl : MonoBehaviour
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{
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/// <summary>
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/// 最大子弹数目.
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/// </summary>
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public int maxBulletNum;
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/// <summary>
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/// 当前的子弹数目.
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/// </summary>
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protected int curBulletNum;
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private int critNum = 3;
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/// <summary>
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/// 默认的暴击子弹数量
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/// </summary>
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public static int defaultCritNum { get; private set; }
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/// <summary>
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/// 暴击子弹数量
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/// </summary>
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/// <value></value>
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public int CritBulletNum
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{
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get { return critNum; }
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set
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{
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if (value < 1) value = 1;
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else if (value > maxBulletNum) value = maxBulletNum;
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critNum = value;
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UpdateBulletType();
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}
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}
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/// <summary>
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/// 子弹底图
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/// </summary>
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public SpriteRenderer[] BottomArr;
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public SpriteRenderer[] BulletArr;
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public Sprite NormalSprite;
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public Sprite CritSprite;
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// Start is called before the first frame update
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void Start()
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{
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defaultCritNum = critNum;
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ResetToMaxBullet();
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UpdateBulletType();
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}
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/// <summary>
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/// 获取进度条进度.
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/// </summary>
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/// <returns></returns>
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public int GetCtlProgress()
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{
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return curBulletNum;
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}
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/// <summary>
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/// 设置进度.
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/// </summary>
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/// <param name="pro"></param>
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public void SetCtlProcess(int pro)
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{
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curBulletNum = pro;
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updateBulletUI(pro, maxBulletNum);
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}
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/// <summary>
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/// 重设子弹数目到最大.
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/// </summary>
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public void ResetToMaxBullet()
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{
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if (curBulletNum == maxBulletNum) return;
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curBulletNum = maxBulletNum;
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updateBulletUI(curBulletNum, maxBulletNum);
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}
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/// <summary>
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/// 减少子弹，返回减少后的子弹数目。
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/// </summary>
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/// <returns></returns>
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public int decBullet()
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{
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if (curBulletNum <= 0) return 0;
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curBulletNum--;
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updateBulletUI(curBulletNum, maxBulletNum);
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return curBulletNum;
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}
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/// <summary>
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/// 更新子弹显示
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/// </summary>
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/// <param name="curBNum"></param>
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/// <param name="totalBNum"></param>
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public void updateBulletUI(int curBNum, int totalBNum)
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{
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// 隐藏的子弹数量
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int hideCount = maxBulletNum - curBNum;
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for (int i = 0; i < BulletArr.Length; ++i)
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{
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if (hideCount > 0)
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{
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--hideCount;
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BulletArr[i].enabled = false;
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}
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else
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BulletArr[i].enabled = true;
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}
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}
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/// <summary>
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/// 更新子弹类型
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/// </summary>
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private void UpdateBulletType()
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{
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int count = critNum;
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for (int i = BulletArr.Length - 1; i >= 0; --i)
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{
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if (count > 0)
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{
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--count;
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BulletArr[i].sprite = CritSprite;
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}
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else
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BulletArr[i].sprite = NormalSprite;
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}
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}
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}
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