public AssetNotLoadedException(Type type, string path, IAssetLoaderParameters param = null)
: base(string.Format("Asset not loaded: '{0}' ({1})", path, type))
{
this.Type = type;
this.Path = path;
this.Params = param;
}
/// <summary>
/// Returns the asset associated with the specified path.
/// Throws an AssetNotLoadedException if no asset is found.
/// </summary>
public T Get <T>(string path, IAssetLoaderParameters param = null)
{
Type type = typeof(T);
if (type == null)
{
throw new AssetNotLoadedException(typeof(T), path);
}
using (Key.Lock(assets)) {
IReferencedObject ro = assets.Get(new AssetDescriptor(type, path, param), null);
if (ro == null)
{
throw new AssetNotLoadedException(typeof(T), path);
}
object result = ro.Asset;
if (result == null)
{
throw new AssetNotLoadedException(typeof(T), path);
}
return((T)result);
}
}
//
// Methods used to schedule the loading of an asset, or immediate unloading thereof.
//
#region Load / Unload Methods
/// <summary>
/// Schedules the specified asset for loading. The request will not be processed
/// until Update() is called.
/// </summary>
public void Load <T>(string path, IAssetLoaderParameters param = null)
{
if (path == null)
{
throw new ArgumentNullException("path");
}
Load(new AssetDescriptor(typeof(T), path, param));
}
public static AssetDescriptor Create <T>(string path, IAssetLoaderParameters param = null)
{
if (path != null)
{
path = path.Replace("\\", "/");
}
return(new AssetDescriptor(typeof(T), path, param));
}
public AssetDescriptor(Type type, string path, IAssetLoaderParameters param = null)
{
if (path != null)
{
path = path.Replace("\\", "/");
}
Type = type;
Path = path;
Params = param;
}
public bool IsLoaded(Type type, string path, IAssetLoaderParameters param = null)
{
if (type == null || path == null)
{
return(false);
}
using (Key.Lock(assets)) {
return(assets.ContainsKey(new AssetDescriptor(type, path)));
}
}
/// <summary>
/// Schedules the specified asset for loading. The request will not be processed
/// until Update() is called.
/// </summary>
public void Load(Type type, string path, IAssetLoaderParameters param = null)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
if (path == null)
{
throw new ArgumentNullException("path");
}
Load(new AssetDescriptor(type, path, param));
}
public int GetRefCount <T>(string path, IAssetLoaderParameters param = null)
{
if (path == null)
{
throw new ArgumentNullException("path");
}
using (Key.Lock(assets)) {
AssetDescriptor desc = AssetDescriptor.Create <T>(path, param);
if (assets.ContainsKey(desc))
{
return(assets[desc].RefCount);
}
return(0);
}
}
/// <summary>
/// Unloads the asset associated with the specified path.
/// If there are no references left to the asset, it is removed and destroyed, if needed.
/// </summary>
public void Unload <T>(string path, IAssetLoaderParameters param = null)
{
Unload(new AssetDescriptor(typeof(T), path, param));
}
/// <summary>
/// Unloads the asset associated with the specified path.
/// If there are no references left to the asset, it is removed and destroyed, if needed.
/// </summary>
public void Unload(Type type, string path, IAssetLoaderParameters param = null)
{
Unload(new AssetDescriptor(type, path, param));
}
public abstract object LoadSync( AssetManager manager, string path, FileInfo fileHandle, IAssetLoaderParameters param );
public abstract object LoadSync(AssetManager manager, string path, FileInfo fileHandle, IAssetLoaderParameters param);
/// <param name="fileName">Name of the asset to load</param> /// <param name="fileHandle">The resolved file to load</param> /// <param name="param">parameters for loading the asset</param> public abstract List <AssetDescriptor> GetDependencies(AssetManager manager, string fileName, FileInfo fileHandle, IAssetLoaderParameters param);
