/*******************************************************************************
* 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;
/** <p>
* An <code>ApplicationListener</code> is called when the {@link Application} is created, resumed, rendering, paused or destroyed.
* All methods are called in a thread that has the OpenGL context current. You can thus safely create and manipulate graphics
* resources.
* </p>
*
* <p>
* The <code>ApplicationListener</code> interface follows the standard Android activity life-cycle and is emulated on the desktop
* accordingly.
* </p>
*
* @author mzechner */
public interface ApplicationListener {
/** Called when the {@link Application} is first created. */
public void create ();
/** Called when the {@link Application} is resized. This can happen at any point during a non-paused state but will never happen
* before a call to {@link #create()}.
*
* @param width the new width in pixels
* @param height the new height in pixels */
public void resize (int width, int height);
/** Called when the {@link Application} should render itself. */
public void render ();
/** Called when the {@link Application} is paused, usually when it's not active or visible on screen. An Application is also
* paused before it is destroyed. */
public void pause ();
/** Called when the {@link Application} is resumed from a paused state, usually when it regains focus. */
public void resume ();
/** Called when the {@link Application} is destroyed. Preceded by a call to {@link #pause()}. */
public void dispose ();
}