com.badlogic.invaders.screens.InvadersScreen.java Source code

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Here is the source code for com.badlogic.invaders.screens.InvadersScreen.java

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/*
 * 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.invaders.screens;

import com.badlogic.gdx.Screen;
import com.badlogic.invaders.Invaders;

/** Common class for a game screen, e.g. main menu, game loop, game over screen and so on.
 * @author mzechner */
public abstract class InvadersScreen implements Screen {

    protected Invaders invaders;

    public InvadersScreen(Invaders invaders) {
        this.invaders = invaders;
    }

    /** Called when the screen should update itself, e.g. continue a simulation etc. */
    public abstract void update(float delta);

    /** Called when a screen should render itself */
    public abstract void draw(float delta);

    /** Called by GdxInvaders to check whether the screen is done.
     * @return true when the screen is done, false otherwise */
    public abstract boolean isDone();

    @Override
    public void render(float delta) {
        update(delta);
        draw(delta);
    }

    @Override
    public void resize(int width, int height) {
    }

    @Override
    public void show() {
    }

    @Override
    public void hide() {
    }

    @Override
    public void pause() {
    }

    @Override
    public void resume() {
    }

    @Override
    public void dispose() {
    }
}