/// <summary>
/// 异步加载资源。
/// </summary>
/// <param name="assetName">要加载资源的名称。</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, LoadAssetCallbacks loadAssetCallbacks, object userData)
{
if (loadAssetCallbacks == null)
{
throw new GameFrameworkException("Load asset callbacks is invalid.");
}
#if UNITY_EDITOR
DateTime startTime = DateTime.Now;
UnityEngine.Object asset = AssetDatabase.LoadMainAssetAtPath(assetName);
if (asset != null)
{
if (loadAssetCallbacks.LoadAssetSuccessCallback != null)
{
loadAssetCallbacks.LoadAssetSuccessCallback(assetName, asset, (float)(DateTime.Now - startTime).TotalSeconds, userData);
}
return;
}
if (loadAssetCallbacks.LoadAssetFailureCallback != null)
{
loadAssetCallbacks.LoadAssetFailureCallback(assetName, LoadResourceStatus.NotExist, "Can not load this asset from asset database.", userData);
}
#endif
}
public override void OnLoadAssetFailure(LoadResourceAgent agent, LoadResourceStatus status, string errorMessage)
{
base.OnLoadAssetFailure(agent, status, errorMessage);
if (m_LoadAssetCallbacks.LoadAssetFailureCallback != null)
{
m_LoadAssetCallbacks.LoadAssetFailureCallback(AssetName, status, errorMessage, UserData);
}
}
/// <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, Type assetType, int priority, LoadAssetCallbacks loadAssetCallbacks, object userData)
{
if (loadAssetCallbacks == null)
{
Log.Error("Load asset callbacks is invalid.");
return;
}
if (string.IsNullOrEmpty(assetName))
{
if (loadAssetCallbacks.LoadAssetFailureCallback != null)
{
loadAssetCallbacks.LoadAssetFailureCallback(assetName, LoadResourceStatus.NotExist, "Asset name is invalid.", userData);
}
return;
}
if (!assetName.StartsWith("Assets/"))
{
if (loadAssetCallbacks.LoadAssetFailureCallback != null)
{
loadAssetCallbacks.LoadAssetFailureCallback(assetName, LoadResourceStatus.NotExist, Utility.Text.Format("Asset name '{0}' is invalid.", assetName), userData);
}
return;
}
if (!HasFile(assetName))
{
if (loadAssetCallbacks.LoadAssetFailureCallback != null)
{
loadAssetCallbacks.LoadAssetFailureCallback(assetName, LoadResourceStatus.NotExist, Utility.Text.Format("Asset '{0}' is not exist.", assetName), userData);
}
return;
}
m_LoadAssetInfos.AddLast(new LoadAssetInfo(assetName, assetType, priority, DateTime.Now, m_MinLoadAssetRandomDelaySeconds + (float)Utility.Random.GetRandomDouble() * (m_MaxLoadAssetRandomDelaySeconds - m_MinLoadAssetRandomDelaySeconds), loadAssetCallbacks, userData));
}
