用图片显示数字

using UnityEngine;
using System.Collections;
using UnityEngine.UI;
using System.Collections.Generic;
public class ShowNumber : MonoBehaviour {
    List<Sprite> l_Number = new List<Sprite> ();
    Sprite s_Number=new Sprite();
    Image[] i_Score;
    int temp;

    void Awake() {
        l_Number.Clear ();
        for (int i=0; i<10; i++) {
            l_Number.Add((Sprite)Resources.Load (StaticFont.No+i,s_Number.GetType()));
        }
        i_Score = transform.GetComponentsInChildren<Image> ();
        for (int i=0; i<i_Score.Length; i++) {
            i_Score[i].sprite=l_Number[0];
        }
    }
    public void ShowImageByNumber(int _number){
        for (int i=0; i<i_Score.Length; i++) {
            i_Score[i].sprite=l_Number[0];
        }
        int step = 0;    
        while (_number>=1) {
            temp=_number%10;
            i_Score[step].sprite=l_Number[temp];
            _number/=10;
            step++;
        }
    }
}