/*
* Copyright 2010 Mario Zechner (contact@badlogicgames.com), Nathan Sweet (admin@esotericsoftware.com)
*
* 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 resumed from a paused state. On Android this happens when the activity gets focus
* again. On the desktop this method will never be called.
*/
public void resume ();
/**
* Called when the {@link Application} should render itself.
*/
public void render ();
/**
* 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} is paused. An Application is paused before it is destroyed, when a user pressed the Home
* button on Android or an incoming call happend. On the desktop this will only be called immediately before {@link #dispose()}
* is called.
*/
public void pause ();
/**
* Called when the {@link Application} is destroyed. Preceded by a call to {@link #pause()}.
*/
public void dispose ();
}
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