PlayerDir

using UnityEngine;
using System.Collections;

public class PlayerDir : MonoBehaviour {

public GameObject effect_click_prefab;
public Vector3 targetPosition = Vector3.zero;
private bool isMoving = false;//表示鼠标是否按下
private PlayerMove playerMove;
private PlayerAttack attack;

void Start() {
targetPosition = transform.position;
playerMove = this.GetComponent<PlayerMove>();
attack = this.GetComponent<PlayerAttack>();
}

// Update is called once per frame
void Update () {
if (attack.state == PlayerState.Death) return;
if ( attack.isLockingTarget==false&& Input.GetMouseButtonDown(0) && UICamera.hoveredObject == null) {
Ray ray =Camera.main.ScreenPointToRay(Input.mousePosition);
RaycastHit hitInfo;
bool isCollider = Physics.Raycast(ray, out hitInfo);
if (isCollider && hitInfo.collider.tag == Tags.ground) {
isMoving = true;
ShowClickEffect(hitInfo.point);
LookAtTarget(hitInfo.point);
}
}

if (Input.GetMouseButtonUp(0)) {
isMoving = false;
}

if (isMoving) {
//得到要移动的目标位置
//让主角朝向目标位置
Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
RaycastHit hitInfo;
bool isCollider = Physics.Raycast(ray, out hitInfo);
if (isCollider && hitInfo.collider.tag == Tags.ground) {
LookAtTarget(hitInfo.point);
}
} else {
if (playerMove.isMoving) {
LookAtTarget(targetPosition);
}
}
}

//实例化出来点击的效果
void ShowClickEffect( Vector3 hitPoint ) {
hitPoint = new Vector3( hitPoint.x,hitPoint.y + 0.1f ,hitPoint.z );
GameObject.Instantiate(effect_click_prefab, hitPoint, Quaternion.identity);
}
//让主角朝向目标位置
void LookAtTarget(Vector3 hitPoint) {
targetPosition = hitPoint;
targetPosition = new Vector3(targetPosition.x, transform.position.y, targetPosition.z);
this.transform.LookAt(targetPosition);
}
}