278 lines
9.7 KiB
C#
278 lines
9.7 KiB
C#
using System;
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using UnityEngine;
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/// <summary>
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/// 起飞炮台（TurretData 子类）：
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/// 平时是一门正常炮台（照常手动瞄准开火/自动开火/锁定瞄准）；
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/// 额外支持起飞模式：轻点空白处 → 炮台飞到该点（点到哪飞到哪）→ 到达后持续向上发射子弹，
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/// upFireDuration 到时自动降落回原位恢复正常开火；起飞时播放特殊 spine 动画
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/// （takeoffAnim 播一次，flyLoopAnim 循环衔接）。
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/// 交互判定在 GameMainPanel_FishBase.HandleInput（轻点=按下短+几乎没移动；按住扫射不触发起飞）。
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/// 挂在 XJMH 座位炮台（xjmhTurretList 中的子对象）上即可，无需改预制体结构。
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/// 注意：不要在本类定义 Awake/OnEnable，会隐藏基类的同名私有初始化逻辑。
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/// </summary>
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public class FlyTurretData : TurretData
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{
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[Header("起飞（点哪飞哪）")]
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[Tooltip("起飞特殊 spine 动画名（起飞时播一次；为空则直接播飞行循环动画）")]
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public string takeoffAnim;
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[Tooltip("飞行/悬停循环 spine 动画名（为空则起飞动画播完后循环自身）")]
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public string flyLoopAnim;
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[Tooltip("飞行到目标点的时长(秒)")]
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public float flyDuration = 0.6f;
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[Tooltip("飞行插值：0=匀速 1=平滑缓入缓出")]
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[Range(0f, 1f)]
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public float flySmooth = 1f;
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[Tooltip("目标点距画布边缘的最小内边距(画布本地单位)，防止炮台飞出屏幕")]
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public float edgePadding = 60f;
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[Header("向上发射子弹")]
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[Tooltip("向上开火间隔(秒)")]
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public float upFireInterval = 0.4f;
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[Tooltip("向上开火总时长(秒)，<=0 表示一直开火（手动点击别处可改变目标）")]
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public float upFireDuration = 0f;
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[Tooltip("到达目标点后延迟多久开始向上开火(秒)，通常等起飞动画收尾")]
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public float upFireDelay = 0f;
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/// <summary>向上开火回调：由 GameMainPanel_FishBase 注入（走服务端同步链路 SyncFire）</summary>
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[NonSerialized] public Action onUpwardFire;
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/// <summary>是否处于飞行/悬停状态（含飞回降落途中）</summary>
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public bool IsFlying { get; private set; }
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private RectTransform _rect;
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private RectTransform _parentRect;
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private RectTransform _canvasRect;
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private Camera _uiCam;
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private Vector2 _originAnchoredPos; // 首次起飞前的原位（降落飞回这里）
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private Vector2 _flyFrom;
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private Vector2 _flyTo;
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private float _flyTimer;
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private bool _returning; // true=正在飞回原位降落
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private float _fireDelayTimer;
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private float _fireTimer;
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private float _fireTotalTimer;
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private bool _firing;
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/// <summary>懒加载引用（不用 Awake，避免隐藏基类私有 Awake）</summary>
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private void EnsureRefs()
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{
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if (_rect != null) return;
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_rect = GetComponent<RectTransform>();
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_parentRect = transform.parent as RectTransform;
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Canvas canvas = null;
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if (UIManager.Instance != null && UIManager.Instance.uiRoot != null)
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canvas = UIManager.Instance.uiRoot.GetComponent<Canvas>();
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if (canvas != null)
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{
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_canvasRect = canvas.GetComponent<RectTransform>();
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if (canvas.renderMode != RenderMode.ScreenSpaceOverlay)
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_uiCam = canvas.worldCamera;
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}
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}
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private void Update()
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{
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if (!IsFlying) return;
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UpdateFly();
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UpdateUpFire();
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}
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/// <summary>
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/// 起飞/移动到目标屏幕点（点到哪飞到哪）。
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/// 首次调用=起飞；飞行中再次调用=改目标点；降落中调用=取消降落改飞新目标。
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/// 返回 false 表示未起飞（节点不是 UGUI 或画布引用缺失）。
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/// </summary>
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public bool TakeoffToScreenPos(Vector2 screenPos)
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{
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EnsureRefs();
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if (_rect == null || _parentRect == null || _canvasRect == null) return false;
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if (!IsFlying)
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{
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_originAnchoredPos = _rect.anchoredPosition;
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IsFlying = true;
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PlayTakeoffAnim();
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PointUp();
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}
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_returning = false;
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_flyFrom = _rect.anchoredPosition;
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_flyTo = ScreenPosToAnchoredPos(screenPos);
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_flyTimer = 0f;
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// 改目标瞬间先停火，到达新目标后按延迟恢复
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_firing = false;
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_fireDelayTimer = 0f;
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return true;
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}
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/// <summary>降落：停火并飞回起飞前的原位</summary>
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public void Land()
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{
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if (!IsFlying || _returning) return;
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_firing = false;
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_returning = true;
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_flyFrom = _rect.anchoredPosition;
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_flyTo = _originAnchoredPos;
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_flyTimer = 0f;
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}
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// ==================== 内部逻辑 ====================
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private void UpdateFly()
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{
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_flyTimer += Time.deltaTime;
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float t = flyDuration > 0f ? Mathf.Clamp01(_flyTimer / flyDuration) : 1f;
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if (flySmooth > 0f)
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t = Mathf.Lerp(t, t * t * (3f - 2f * t), flySmooth);
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_rect.anchoredPosition = Vector2.LerpUnclamped(_flyFrom, _flyTo, t);
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if (_flyTimer < flyDuration) return;
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_rect.anchoredPosition = _flyTo;
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if (_returning)
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{
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// 落地：恢复待机动画，退出飞行状态
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IsFlying = false;
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_returning = false;
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RestoreIdleAnim();
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}
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else
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{
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StartUpFire();
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}
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}
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private void StartUpFire()
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{
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_firing = true;
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_fireDelayTimer = upFireDelay;
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_fireTimer = upFireInterval; // 延迟结束后立即打第一发
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_fireTotalTimer = 0f;
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}
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private void UpdateUpFire()
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{
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if (!_firing) return;
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// 到达后延迟（等起飞动画收尾）
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if (_fireDelayTimer > 0f)
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{
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_fireDelayTimer -= Time.deltaTime;
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return;
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}
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// 总时长限制（<=0 = 一直开火）
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if (upFireDuration > 0f)
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{
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_fireTotalTimer += Time.deltaTime;
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if (_fireTotalTimer >= upFireDuration)
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{
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Land();
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return;
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}
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}
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_fireTimer += Time.deltaTime;
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if (_fireTimer < upFireInterval) return;
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_fireTimer = 0f;
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onUpwardFire?.Invoke();
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}
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/// <summary>屏幕坐标 → 炮台父节点下的 anchoredPosition（限制在画布范围内）</summary>
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private Vector2 ScreenPosToAnchoredPos(Vector2 screenPos)
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{
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// 屏幕坐标 → 画布根节点本地坐标（相机解析模式与扇形切换一致）
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RectTransformUtility.ScreenPointToLocalPointInRectangle(
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_canvasRect, screenPos, _uiCam, out Vector2 canvasLocal);
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// 限制在画布内（留边距），防止炮台飞出屏幕
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Rect r = _canvasRect.rect;
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float xMin = r.xMin + edgePadding;
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float xMax = r.xMax - edgePadding;
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float yMin = r.yMin + edgePadding;
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float yMax = r.yMax - edgePadding;
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if (xMax < xMin) { xMin = xMax = r.center.x; }
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if (yMax < yMin) { yMin = yMax = r.center.y; }
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canvasLocal = new Vector2(
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Mathf.Clamp(canvasLocal.x, xMin, xMax),
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Mathf.Clamp(canvasLocal.y, yMin, yMax));
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// 画布本地 → 世界 → 用“世界增量”换算成父节点下的 anchoredPosition。
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// 增量法兼容父节点的翻转/旋转/缩放（上方座位 180° 翻转也能正确落点），
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// 且不依赖炮台自身的锚点设置。
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Vector3 targetWorld = _canvasRect.TransformPoint(canvasLocal);
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Vector3 deltaLocal = _parentRect.InverseTransformVector(targetWorld - _rect.position);
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return _rect.anchoredPosition + (Vector2)deltaLocal;
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}
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/// <summary>炮口固定朝上：SetRotation 的 angle 约定 0=正上方（aim-90）</summary>
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private void PointUp()
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{
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if (setPosData != null)
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{
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setPosData.SetRotation(0f);
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return;
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}
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Transform pivot = tra_RotationPivot != null ? tra_RotationPivot : transform.parent;
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if (pivot != null)
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pivot.rotation = Quaternion.Euler(0f, 0f, 0f);
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}
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/// <summary>起飞动画：takeoffAnim 播一次，flyLoopAnim 循环衔接（为空则循环自身兜底）</summary>
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private void PlayTakeoffAnim()
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{
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if (skeletonAnimation == null || skeletonAnimation.AnimationState == null) return;
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if (!string.IsNullOrEmpty(takeoffAnim))
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{
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skeletonAnimation.AnimationState.SetAnimation(0, takeoffAnim, false);
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if (!string.IsNullOrEmpty(flyLoopAnim))
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skeletonAnimation.AnimationState.AddAnimation(0, flyLoopAnim, true, 0f);
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else
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skeletonAnimation.AnimationState.AddAnimation(0, takeoffAnim, true, 0f);
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}
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else if (!string.IsNullOrEmpty(flyLoopAnim))
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{
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skeletonAnimation.AnimationState.SetAnimation(0, flyLoopAnim, true);
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}
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}
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/// <summary>落地后恢复待机动画（先 None 再 Idle，避免 currState 相同被基类短路）</summary>
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private void RestoreIdleAnim()
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{
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base.ChangeState(TurretState.None);
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base.ChangeState(TurretState.Idle);
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}
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public override void ChangeState(TurretState newState)
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{
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// 飞行/悬停期间拦截状态动画（Attack/Idle 切换不打断起飞动画）
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if (IsFlying) return;
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base.ChangeState(newState);
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}
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private void OnDisable()
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{
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// 切炮台/座位被禁用时兜底复位（基类无 OnDisable，不会冲突）
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if (!IsFlying) return;
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IsFlying = false;
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_returning = false;
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_firing = false;
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if (_rect != null)
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_rect.anchoredPosition = _originAnchoredPos;
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}
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}
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