/// <summary>
/// 通过传入一个UIWindow来尝试卸载该界面引用的图集内存
/// 如果没有其他界面引用则可以成功卸载
/// </summary>
/// <param name="window">UIEnforceWindow类型</param>
private void TryUnloadAtlas(UIEnforceWindow window)
{
/*
* List<string> atlasNeedUnload = new List<string>();
* int usedCount;
*
* for (int i = 0; i < window.usedAtlas.Count; i++)
* {
* usedCount = 0;
* for (int j = 0; j < windowPool.Count; j++)
* {
* for (int k = 0; k < windowPool[j].usedAtlas.Count; k++)
* {
* if (window.usedAtlas[i].Equals(windowPool[j].usedAtlas[k]))
* usedCount++;
* }
*
* }
*
* for (int j = 0; j < enforceWindowPool.Count; j++)
* {
* for (int k = 0; k < windowPool[j].usedAtlas.Count; k++)
* {
* if (window.usedAtlas[i].Equals(windowPool[j].usedAtlas[k]))
* usedCount++;
* }
*
* }
* if (usedCount == 0)
* AtlasManager.Instance.UnloadAtlas(window.usedAtlas[i]);
* }
*/
}
private GameObject GetEnforceWindow(UIEnforceWindows windowKey, object args)
{
if (_enforceWindowPool == null)
{
_enforceWindowPool = new List <UIEnforceWindow>();
}
UIEnforceWindow requesetWindow = null;
// 如果缓存池中有，则直接加载
for (var i = 0; i < _enforceWindowPool.Count; i++)
{
if (_enforceWindowPool[i].windowKey == windowKey)
{
requesetWindow = _enforceWindowPool[i];
requesetWindow.lastOpenTime = DateTime.Now;
break;
}
}
if (requesetWindow != null)
{
SetVisible(requesetWindow.gameObject, true);
requesetWindow.Set(args);
}
else
{
// 如果缓存池中没有，则从硬盘加载
var windowName = Enum.GetName(typeof(UIEnforceWindows), windowKey);
var resourcePath = UIEnforcewindowDir;
var resourceName = resourcePath + windowName;
// requesetWindow = GameObject.Instantiate(ResourceLoader.GetObjectDirectly<GameObject>(resourceName)).GetComponent<UIEnforceWindow>();
requesetWindow = (Instantiate(Resources.Load(resourceName, typeof(GameObject))) as GameObject)
.GetComponent <UIEnforceWindow>();
// windowObj.window = GameObject.Instantiate(ResourceLoader.GetObjectDirectly<UnityEngine.Object>(resourceName)) as GameObject;
requesetWindow.transform.SetParent(UIRoot.transform);
// 设置camera
var canvases = requesetWindow.transform.GetComponentsInChildren <Canvas>();
for (var i = 0; i < canvases.Length; i++)
{
canvases[i].worldCamera = UICamera;
}
var rect = requesetWindow.GetComponent <RectTransform>();
rect.pivot = new Vector2(0.5f, 0.5f);
rect.localPosition = Vector3.zero;
rect.localScale = Vector3.one;
rect.sizeDelta = Vector2.zero;
requesetWindow.Init(args);
requesetWindow.lastOpenTime = DateTime.Now;
_enforceWindowPool.Add(requesetWindow);
// 如果超出缓存容量，删除最早打开的window
if (_enforceWindowPool.Count > _poolCapacity)
{
var forDestroyWindow = _enforceWindowPool[0];
for (var i = 1; i < _enforceWindowPool.Count; i++)
{
if (_enforceWindowPool[i].lastOpenTime < forDestroyWindow.lastOpenTime)
{
forDestroyWindow = _enforceWindowPool[i];
}
}
LogManager.Log("Remove Window:" + forDestroyWindow.gameObject.name);
_enforceWindowPool.Remove(forDestroyWindow);
TryUnloadAtlas(forDestroyWindow);
Destroy(forDestroyWindow.gameObject);
}
}
return(requesetWindow.gameObject);
}
