using UnityEngine;
using System.Collections;
using System.Collections.Generic;

public class RootPanel : MonoBehaviour {

    public UIScrollView view;
    public GameObject items;
    public GameObject Grid;
    public List<GameObject> itemList = new List<GameObject>();

    public void Start() 
    {
        foreach (var i in itemList)
        {
            Grid.GetComponent<UIGrid>().AddChild(i.transform);
        }

        view.Scroll(1f);
    }

    public void NextPage() 
    {
        view.MoveRelative(new Vector3(200, 0, 0));
        view.RestrictWithinBounds(false, true, false);
    }
    public void PreviousPage()
    {
        view.MoveRelative(new Vector3(-200, 0, 0));
        view.RestrictWithinBounds(false, true, false);
    }

    //向前面滚动
    public void Next() 
    {

        view.Scroll(1f);
    }

    //向后面滚动
    public void Previous() 
    {
        view.Scroll(-1f);
    }

    //添加
    public void Add() 
    {
       
       var clone = (GameObject)Instantiate(items,Vector3.zero,Quaternion.identity);
        clone.transform.parent = Grid.transform;
        clone.transform.localScale = new Vector3(1, 1, 1);
        itemList.Add(clone);
        
        Grid.GetComponent<UIGrid>().AddChild(clone.transform);
        Grid.GetComponent<UIGrid>().Reposition();
    }

    //删除
    int index = 0;
    public void Remove() 
    {
        var grid =  Grid.GetComponent<UIGrid>();
        Destroy(itemList[index].gameObject);
        index++;

        grid.repositionNow = true;
        
    }

}