public static LoadAssetTask Create(string assetName, AssetCategory assetCategory, Type assetType, int priority, ResourceInfo resourceInfo, Dictionary <string, AssetCategory> dependencyAssetNames, LoadAssetCallbacks loadAssetCallbacks, object userData)
{
LoadAssetTask loadAssetTask = ReferencePool.Acquire <LoadAssetTask>();
loadAssetTask.Initialize(assetName, assetCategory, assetType, priority, resourceInfo, dependencyAssetNames, userData);
loadAssetTask.m_LoadAssetCallbacks = loadAssetCallbacks;
return(loadAssetTask);
}
/// <summary>
/// 异步加载资源。
/// </summary>
/// <param name="assetName">要加载资源的名称。</param>
/// <param name="assetType">要加载资源的类型。</param>
/// <param name="priority">加载资源的优先级。</param>
/// <param name="loadAssetCallbacks">加载资源回调函数集。</param>
/// <param name="userData">用户自定义数据。</param>
public void LoadAsset(string assetName, AssetCategory assetCategory, Type assetType, int priority, LoadAssetCallbacks loadAssetCallbacks, object userData)
{
ResourceInfo resourceInfo = null;
Dictionary <string, AssetCategory> dependencyAssetNames = null;
if (!CheckAsset(assetName, assetCategory, out resourceInfo, out dependencyAssetNames))
{
string errorMessage = Utility.Text.Format("Can not load asset '{0}'.", assetName);
if (loadAssetCallbacks.AsyncAction != null)
{
loadAssetCallbacks.CreateCallbackFailed(assetName, resourceInfo != null && !resourceInfo.Ready ? LoadResourceStatus.NotReady : LoadResourceStatus.NotExist, errorMessage, userData);
loadAssetCallbacks.AsyncAction.Invoke(loadAssetCallbacks);
}
else
{
loadAssetCallbacks.LoadAssetFailureCallback?.Invoke(assetName, resourceInfo != null && !resourceInfo.Ready ? LoadResourceStatus.NotReady : LoadResourceStatus.NotExist, errorMessage, userData);
}
return;
}
if (resourceInfo.IsLoadFromBinary)
{
string errorMessage = Utility.Text.Format("Can not load asset '{0}' which is a binary asset.", assetName);
if (loadAssetCallbacks.AsyncAction != null)
{
loadAssetCallbacks.CreateCallbackFailed(assetName, LoadResourceStatus.TypeError, errorMessage, userData);
loadAssetCallbacks.AsyncAction.Invoke(loadAssetCallbacks);
}
else
{
loadAssetCallbacks.LoadAssetFailureCallback?.Invoke(assetName, LoadResourceStatus.TypeError, errorMessage, userData);
}
return;
}
LoadAssetTask mainTask = LoadAssetTask.Create(assetName, assetCategory, assetType, priority, resourceInfo, dependencyAssetNames, loadAssetCallbacks, userData);
foreach (var item in dependencyAssetNames)
{
if (!LoadDependencyAsset(item.Key, item.Value, priority, mainTask, userData))
{
string errorMessage = Utility.Text.Format("Can not load dependency asset '{0}' when load asset '{1}'.", item.Key, assetName);
if (loadAssetCallbacks.AsyncAction != null)
{
loadAssetCallbacks.CreateCallbackFailed(assetName, LoadResourceStatus.DependencyError, errorMessage, userData);
loadAssetCallbacks.AsyncAction.Invoke(loadAssetCallbacks);
}
else
{
loadAssetCallbacks.LoadAssetFailureCallback?.Invoke(assetName, LoadResourceStatus.DependencyError, errorMessage, userData);
}
return;
}
}
m_TaskPool.AddTask(mainTask);
if (!resourceInfo.Ready)
{
m_ResourceComponent.UpdateResource(resourceInfo.ResourceName);
}
}
