Unity3d Number Updater

NumberSystem.cs

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

public class NumberSystem : MonoBehaviour {
  
  public GameObject numbersPrefab;

  public int startPositionLeft;
  public int startPositionTop;
  public int numberOfDigits;
  public int digitWidth;
  public int digitHeight;
  public int digitPadding = 2;
  public Color digitColor = Color.white;
  
  private Dictionary<int, GameObject> digitTracker = new Dictionary<int, GameObject>();
  
  void Start() {
    Vector3 position = new Vector3(startPositionLeft, startPositionTop, -50);
    for (int i = 0; i < numberOfDigits; i++) {
      GameObject numRef = Instantiate(numbersPrefab, position, Quaternion.identity) as GameObject;
      numRef.transform.parent = transform;
      
      // set size
      numRef.GetComponent<PackedSprite>().width  = digitWidth;
      numRef.GetComponent<PackedSprite>().height = digitHeight;
      
      // set color
      numRef.renderer.material.color = digitColor;
      
      // set to first animation frame
      numRef.GetComponent<PackedSprite>().PlayAnim(0, 0);
      numRef.GetComponent<PackedSprite>().PauseAnim();
      
      digitTracker.Add(i, numRef);
      
      // set padding for next number
      position.x += numRef.GetComponent<PackedSprite>().width + digitPadding;
    }
  }
  
  public void UpdateNumbers(int number) {
    for (int i = numberOfDigits - 1; i >= 0; i--) {
      int num = number % 10;
      
      digitTracker[i].GetComponent<PackedSprite>().PlayAnim(0, num);
      digitTracker[i].GetComponent<PackedSprite>().PauseAnim();

      number = number / 10;
    }
  }

}