90 lines
3.3 KiB
C#
90 lines
3.3 KiB
C#
using UnityEngine;
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namespace BaseGames.Player.States
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{
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/// <summary>
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/// 跳跃状态。
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/// - 一段跳 / 郊狼跳：OnStateEnter 时调用 Move.Jump()。
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/// - 二段跳（二段跳能力解锁后可用）：上升或下落途中再按跳跃且 AirJumpsLeft > 0，
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/// 调用 Move.DoubleJump()，重播跳跃动画，不离开本状态（保持速度截断逻辑）。
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/// - 空中冲刺：上升途中按冲刺且 HasAbility(AirDash) → AerialDashState。
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/// - 变高跳：松开跳跃键触发 JumpCancelledEvent → CutJump()（系数 = JumpCutMultiplier）。
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/// - _isDoubleJump：由 FallState 在转换前通过 SetDoubleJump(true) 预设，
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/// 使 OnStateEnter 对二段跳调用 Move.DoubleJump() 而非 Move.Jump()。
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/// </summary>
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public class JumpState : PlayerStateBase
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{
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private bool _isDoubleJump;
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public JumpState(PlayerController owner) : base(owner) { }
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/// <summary>
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/// 由 FallState 在转换到 JumpState 前调用，标记本次进入为二段跳，
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/// 以便 OnStateEnter 使用 DoubleJumpForce 而非 JumpForce。
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/// </summary>
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public void SetDoubleJump(bool isDouble) => _isDoubleJump = isDouble;
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public override void OnStateEnter()
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{
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if (AnimCfg?.Jump != null)
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Anim.Play(AnimCfg.Jump);
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if (_isDoubleJump)
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Move.DoubleJump();
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else
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Move.Jump();
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_isDoubleJump = false; // 消耗标记
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Input.JumpCancelledEvent += OnJumpCancelled;
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}
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public override void OnStateUpdate()
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{
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// 上升结束时转为下落
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if (Move.Rb.velocity.y <= 0f)
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{
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_owner.TransitionTo(_owner.GetState<FallState>());
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return;
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}
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// 空中冲刺（优先于二段跳：冲刺可保存二段跳机会）
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if (Buffer.ConsumeDash()
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&& Stats != null && Stats.HasAbility(AbilityType.AirDash))
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{
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var aerialDash = Owner.GetState<AerialDashState>();
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if (aerialDash != null && aerialDash.HasAerialDash)
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{
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_owner.TransitionTo(aerialDash);
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return;
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}
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}
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// 二段跳：上升阶段即可触发（上升途中任意时刻可二段跳）
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if (Buffer.ConsumeJump() && Owner.AirJumpsLeft > 0)
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{
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Owner.UseAirJump();
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Move.DoubleJump();
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// 留在 JumpState：速度截断（JumpCancelledEvent）和落地检测逻辑继续生效
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if (AnimCfg?.Jump != null) Anim?.Play(AnimCfg.Jump);
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return;
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}
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}
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public override void OnStateFixedUpdate()
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{
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// 空中水平移动：有输入时立即覆盖至目标速度；无输入时施加空气阻力保留动量
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if (Mathf.Abs(Input.MoveInput.x) > 0.01f)
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Move.Move(Input.MoveInput.x * Cfg.RunSpeed);
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else
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Move.ApplyAirDrag(Cfg.AirDragFactor);
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}
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public override void OnStateExit()
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{
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Input.JumpCancelledEvent -= OnJumpCancelled;
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}
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private void OnJumpCancelled() => Move.CutJump();
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}
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}
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