/*******************************************************************************
* Copyright 2011 See AUTHORS file.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
******************************************************************************/
package com.badlogic.gdx.assets.loaders;
import com.badlogic.gdx.assets.AssetLoaderParameters;
import com.badlogic.gdx.assets.AssetManager;
import com.badlogic.gdx.files.FileHandle;
/** Base class for asynchronous {@link AssetLoader} instances. Such loaders try to load parts of an OpenGL resource, like the
* Pixmap, on a separate thread to then load the actual resource on the thread the OpenGL context is active on.
* @author mzechner
*
* @param <T>
* @param <P> */
public abstract class AsynchronousAssetLoader<T, P extends AssetLoaderParameters<T>> extends AssetLoader<T, P> {
public AsynchronousAssetLoader (FileHandleResolver resolver) {
super(resolver);
}
/** Loads the non-OpenGL part of the asset and injects any dependencies of the asset into the AssetManager.
* @param manager
* @param fileName the name of the asset to load
* @param file the resolved file to load
* @param parameter the parameters to use for loading the asset */
public abstract void loadAsync (AssetManager manager, String fileName, FileHandle file, P parameter);
/** Loads the OpenGL part of the asset.
* @param manager
* @param fileName
* @param file the resolved file to load
* @param parameter */
public abstract T loadSync (AssetManager manager, String fileName, FileHandle file, P parameter);
}