using UnityEngine;
using System.Collections;

public class ScrollItem : MonoBehaviour {
	//ScrollView prefab GameObject
	public GameObject prefabItem;
	public GameObject scrollView;

	bool runMakeItem = false;

	void Update()
	{
		if (runMakeItem == false) 
		{
			MakeItem ();
			runMakeItem = true;
		}
	}

	void MakeItem()
	{
		Insert("blue", "blue");
		Insert ("gray", "gray");
		Insert ("Green", "green");
		Insert ("orang", "orange");
		Insert ("red", "red");
		Insert ("yellow", "yellow");

		//item이 겹치지 않도록 위치를 계산한다.
		GetComponent<UIGrid>().Reposition();
		//item 시작 위치를 top이나 제일 왼쪽으로 정열한다.
		scrollView.GetComponentInChildren< UIScrollView >().ResetPosition(); 
	}

	void  Insert(string imgName, string textName)
	{
		GameObject obj = Instantiate(prefabItem, new Vector3(0f, 0f, 0f), Quaternion.identity) as GameObject;
		obj.transform.parent = this.transform;
		obj.transform.localScale = new Vector3(1f, 1f, 1f);

		UISprite sprite = GetChildObj (obj, "Sprite").GetComponent<UISprite>(); 
		UILabel label = GetChildObj (obj, "Label").GetComponent<UILabel>(); 

		sprite.spriteName = imgName;
		label.text = textName;
	}

	//자식 오브젝트 리스트 얻어오기
	GameObject GetChildObj( GameObject source, string strName  ) 
	{ 
		Transform[] AllData = source.GetComponentsInChildren< Transform >(); 
		GameObject target = null;
		foreach( Transform Obj in AllData ) 
		{
			if( Obj.name == strName ) 
			{ 
				target = Obj.gameObject;
				break;
			} 
		}
		
		return target;
	}
}