68 lines
2.0 KiB
C#
68 lines
2.0 KiB
C#
using UnityEngine;
|
||
|
||
namespace BaseGames.Enemies
|
||
{
|
||
/// <summary>
|
||
/// 敌人移动组件（架构 07_EnemyModule §3）。
|
||
/// Phase 1 实现：水平移动、面向目标、击退。
|
||
/// ⚠️ 使用 Rigidbody2D.velocity（Unity 2022 LTS）。
|
||
/// </summary>
|
||
[RequireComponent(typeof(Rigidbody2D))]
|
||
public class EnemyMovement : MonoBehaviour
|
||
{
|
||
[SerializeField] private EnemyStatsSO _config;
|
||
|
||
private Rigidbody2D _rb;
|
||
private int _facingDir = 1;
|
||
|
||
public bool IsGrounded { get; private set; }
|
||
|
||
private void Awake()
|
||
{
|
||
_rb = GetComponent<Rigidbody2D>();
|
||
}
|
||
|
||
/// <summary>按 SO 配置速度水平移动。dir: +1 右 / -1 左 / 0 停止。</summary>
|
||
public void MoveHorizontal(float dir)
|
||
{
|
||
if (_config == null) return;
|
||
float speed = _config.WalkSpeed;
|
||
_rb.velocity = new Vector2(dir * speed, _rb.velocity.y);
|
||
UpdateFacing(dir);
|
||
}
|
||
|
||
/// <summary>显式指定速度（BD 追击任务调用）。</summary>
|
||
public void MoveWithSpeed(float dir, float speed)
|
||
{
|
||
_rb.velocity = new Vector2(dir * speed, _rb.velocity.y);
|
||
UpdateFacing(dir);
|
||
}
|
||
|
||
public void FaceTarget(Vector2 targetPos)
|
||
{
|
||
float dir = targetPos.x < transform.position.x ? -1f : 1f;
|
||
UpdateFacing(dir);
|
||
}
|
||
|
||
public void ApplyKnockback(Vector2 dir, float force)
|
||
{
|
||
_rb.velocity = dir.normalized * force;
|
||
}
|
||
|
||
public void StopHorizontal()
|
||
{
|
||
_rb.velocity = new Vector2(0f, _rb.velocity.y);
|
||
}
|
||
|
||
private void UpdateFacing(float dir)
|
||
{
|
||
if (Mathf.Approximately(dir, 0f)) return;
|
||
int newDir = dir > 0f ? 1 : -1;
|
||
if (newDir == _facingDir) return;
|
||
_facingDir = newDir;
|
||
Vector3 s = transform.localScale;
|
||
transform.localScale = new Vector3(Mathf.Abs(s.x) * newDir, s.y, s.z);
|
||
}
|
||
}
|
||
}
|