//write by shadow
using UnityEngine;
using System.Collections;
using System.Collections.Generic;


public class TankGroup : MonoBehaviour
{
    public static List<TankGroup> tankGroups;//所有组

    public LayerMask mask;//成员层
    public int groupID = 0;//组id
    public float keepDistance = 10, keepWeight = 1;//成员保持距离和保持距离权重
    public float targetCloseDistance = 20, targetWeight = 1.25f, moveWeight = 0.8f;//距离目标距离，距离目标权重和成员移动权重
                                                                                   //~ public Color color=Color.green;

    private void Awake()
    {
        // tankGroups.Add(this.gameObject.GetComponent<TankGroup>());
        //tankGroups = new List<TankGroup>(Object.FindObjectsOfType(typeof(TankGroup)) as TankGroup[]);
        AddGroup(this.gameObject.GetComponent<TankGroup>());
    }
    public Vector3 targetPosition
    {
        //位置


        get { return transform.position; }
    }

    public static void AddGroup(TankGroup group)
    {
        if (tankGroups == null)
            tankGroups = new List<TankGroup>();

        if (!tankGroups.Contains(group))
            tankGroups.Add(group);
    }

    public static TankGroup GetTankGroup(int index)
    {
        tankGroups = new List<TankGroup>(Object.FindObjectsOfType(typeof(TankGroup)) as TankGroup[]);
        for (int i = 0; i < tankGroups.Count; i++)
            if (tankGroups[i].groupID == index)
                return tankGroups[i];

        throw new System.Exception("groupID not find");
    }
    private void OnDisable()
    {

        tankGroups.Clear();
    }
    //~ void OnDrawGizmos(){
    //~ Gizmos.color=color;
    //~ Gizmos.DrawSphere(targetPosition,1);
    //~ }

}