public virtual void Init()
{
levelIndex = 0;
GameManager.GetAllPoints(transform.position, tower.size, out points);
Debug.Log(points.Count);
SetPickableAndTower();
state = TowerState.Idle;
curTower = tower.towerMsg;
}
public virtual void OnBuildOver()
{
state = TowerState.Idle;
curTower = CurTower.nextLevelTower[levelIndex];
anim.SetInteger("curLevel", curTower.curLevel);
}