1 using UnityEngine; 2 using System.Collections; 3 using System.Collections.Generic; 4 //紋理圖集加載管理 5 public class PPTextureManage : MonoBehaviour { 6 private static GameObject m_pMainObject; 7 private static PPTextureManage m_pContainer = null; 8 public static PPTextureManage getInstance(){ 9 if(m_pContainer == null){ 10 m_pContainer = m_pMainObject.GetComponent<PPTextureManage> (); 11 } 12 return m_pContainer; 13 } 14 private Dictionary<string, Object[]> m_pAtlasDic;//圖集的集合 15 void Awake(){ 16 initData (); 17 } 18 private void initData(){ 19 PPTextureManage.m_pMainObject = gameObject; 20 m_pAtlasDic = new Dictionary<string, Object[]> (); 21 } 22 // Use this for initialization 23 void Start () { 24 } 25 //加載圖集上的一個精靈 26 public Sprite LoadAtlasSprite(string _spriteAtlasPath,string _spriteName){ 27 Sprite _sprite = FindSpriteFormBuffer (_spriteAtlasPath,_spriteName); 28 if (_sprite == null) { 29 Object[] _atlas = Resources.LoadAll (_spriteAtlasPath); 30 m_pAtlasDic.Add (_spriteAtlasPath,_atlas); 31 _sprite = SpriteFormAtlas (_atlas,_spriteName); 32 } 33 return _sprite; 34 } 35 //刪除圖集緩存 36 public void DeleteAtlas(string _spriteAtlasPath){ 37 if (m_pAtlasDic.ContainsKey (_spriteAtlasPath)) { 38 m_pAtlasDic.Remove (_spriteAtlasPath); 39 } 40 } 41 //從緩存中查找圖集，并找出sprite 42 private Sprite FindSpriteFormBuffer(string _spriteAtlasPath,string _spriteName){ 43 if (m_pAtlasDic.ContainsKey (_spriteAtlasPath)) { 44 Object[] _atlas = m_pAtlasDic[_spriteAtlasPath]; 45 Sprite _sprite = SpriteFormAtlas(_atlas,_spriteName); 46 return _sprite; 47 } 48 return null; 49 } 50 //從圖集中，并找出sprite 51 private Sprite SpriteFormAtlas(Object[] _atlas,string _spriteName){ 52 for (int i = 0; i < _atlas.Length; i++) { 53 if (_atlas [i].GetType () == typeof(UnityEngine.Sprite)) { 54 if(_atlas [i].name == _spriteName){ 55 return (Sprite)_atlas [i]; 56 } 57 } 58 } 59 Debug.LogWarning ("圖片名:"+_spriteName+";在圖集中找不到"); 60 return null; 61 } 62 }

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轉載于:https://www.cnblogs.com/LLWH134/p/8176369.html

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