76 lines
2.4 KiB
C#
76 lines
2.4 KiB
C#
using BaseGames.Core;
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using UnityEngine;
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namespace BaseGames.World
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{
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/// <summary>
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/// 幻象板（Phantom Plate）：玩家可从下方穿过，从上方站立的单向平台。
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/// 使用 PlatformEffector2D + Collider2D 实现；支持下蹲跌落（按下 + 跳跃）。
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///
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/// 挂载要求：同一 GameObject 上需有 Collider2D 和 PlatformEffector2D。
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/// </summary>
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[RequireComponent(typeof(Collider2D))]
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[RequireComponent(typeof(PlatformEffector2D))]
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public class PhantomPlate : MonoBehaviour, IDropThrough
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{
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[Header("下蹲跌落")]
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[Tooltip("按住下方向 + 跳跃时临时禁用碰撞器，允许玩家向下穿过平台")]
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[SerializeField] private bool _allowDropThrough = true;
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[Tooltip("禁用碰撞器的持续时间（秒）")]
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[SerializeField] private float _dropDisableDuration = 0.3f;
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private Collider2D _col;
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private PlatformEffector2D _effector;
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private float _reEnableTimer;
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private bool _isDisabled;
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private void Awake()
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{
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_col = GetComponent<Collider2D>();
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_effector = GetComponent<PlatformEffector2D>();
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// 确保 PlatformEffector2D 配置为单向平台
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_effector.useOneWay = true;
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_effector.surfaceArc = 170f;
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_col.usedByEffector = true;
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}
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private void Update()
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{
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if (!_isDisabled) return;
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_reEnableTimer -= Time.deltaTime;
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if (_reEnableTimer <= 0f)
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{
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_col.enabled = true;
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_isDisabled = false;
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}
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}
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/// <summary>
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/// 由玩家状态机调用：触发下蹲跌落，临时禁用碰撞器。
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/// </summary>
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public void TriggerDropThrough()
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{
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if (!_allowDropThrough || _isDisabled) return;
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_col.enabled = false;
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_isDisabled = true;
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_reEnableTimer = _dropDisableDuration;
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}
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#if UNITY_EDITOR
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private void OnDrawGizmos()
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{
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// 绘制蓝色轮廓以便与实体地面区分
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if (TryGetComponent<Collider2D>(out var col))
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{
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Gizmos.color = new Color(0.3f, 0.6f, 1f, 0.4f);
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Gizmos.DrawWireCube(col.bounds.center, col.bounds.size);
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}
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}
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#endif
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}
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}
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