Android Open Source - things-fall-down Things Fall Down Activity

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License

The source code is released under:

MIT License

Java Source Code

package com.github.thingsfalldown;
//  ww w . j ava  2  s . c  om
import java.io.IOException;

import org.andengine.engine.Engine;
import org.andengine.engine.LimitedFPSEngine;
import org.andengine.engine.camera.BoundCamera;
import org.andengine.engine.handler.timer.ITimerCallback;
import org.andengine.engine.handler.timer.TimerHandler;
import org.andengine.engine.options.EngineOptions;
import org.andengine.engine.options.ScreenOrientation;
import org.andengine.engine.options.WakeLockOptions;
import org.andengine.engine.options.resolutionpolicy.RatioResolutionPolicy;
import org.andengine.entity.scene.Scene;
import org.andengine.ui.activity.BaseGameActivity;

import android.view.KeyEvent;

import com.github.thingsfalldown.manager.ResourceManager;
import com.github.thingsfalldown.manager.SceneManager;

/**
 * The main activity for our game, Things Fall Down.
 * Things Fall Down is a platform style game where users manipulate gravity
 * in order to solve puzzles.
 * <p>
 * Our game engine is AndEngine (http://www.andengine.org/), an open source
 * Android 2D OpenGL game engine developed by Nicholas Gramlich.
 * <p>
 * This game was created by Mark Sakauye and Susana Fong in 2014.
 * <p>
 * Follow our progress on our blog: http://thingsfalldown.wordpress.com/
 * 
 */
public class ThingsFallDownActivity extends BaseGameActivity {
  
  private BoundCamera camera;
  private ResourceManager resourceManager;
  
  private static final int SCREEN_SIZE_X = 800;
  private static final int SCREEN_SIZE_Y = 480;
  
  /* (non-Javadoc)
   * @see org.andengine.ui.IGameInterface#onCreateEngineOptions()
   */
  @Override
  public EngineOptions onCreateEngineOptions() {
    camera = new BoundCamera (0, 0, SCREEN_SIZE_X, SCREEN_SIZE_Y);
    EngineOptions engineOptions = new EngineOptions (true, 
        ScreenOrientation.LANDSCAPE_FIXED, 
        new RatioResolutionPolicy(SCREEN_SIZE_X, SCREEN_SIZE_Y), 
        this.camera);
    engineOptions.getAudioOptions().setNeedsMusic(true).setNeedsSound(true);
    engineOptions.setWakeLockOptions(WakeLockOptions.SCREEN_ON);
    return engineOptions;
  }
  
  /* (non-Javadoc)
   * @see org.andengine.ui.activity.BaseGameActivity#onCreateEngine(org.andengine.engine.options.EngineOptions)
   */
  @Override
  public Engine onCreateEngine(EngineOptions pEngineOptions) {
    return new LimitedFPSEngine (pEngineOptions, 60);
  }

  /* (non-Javadoc)
   * @see org.andengine.ui.IGameInterface#onCreateResources(org.andengine.ui.IGameInterface.OnCreateResourcesCallback)
   */
  @Override
  public void onCreateResources(
      OnCreateResourcesCallback pOnCreateResourcesCallback)
      throws IOException {
    ResourceManager.prepareManager(mEngine, this, camera, getVertexBufferObjectManager());
    resourceManager = ResourceManager.getInstance();
    pOnCreateResourcesCallback.onCreateResourcesFinished();
  }

  /* (non-Javadoc)
   * @see org.andengine.ui.IGameInterface#onCreateScene(org.andengine.ui.IGameInterface.OnCreateSceneCallback)
   */
  @Override
  public void onCreateScene(OnCreateSceneCallback pOnCreateSceneCallback)
      throws IOException {
    SceneManager.getInstance().createLogoScreen(pOnCreateSceneCallback);
  }

  /* (non-Javadoc)
   * @see org.andengine.ui.IGameInterface#onPopulateScene(org.andengine.entity.scene.Scene, org.andengine.ui.IGameInterface.OnPopulateSceneCallback)
   */
  @Override
  public void onPopulateScene(Scene pScene,
      OnPopulateSceneCallback pOnPopulateSceneCallback)
      throws IOException {
    mEngine.registerUpdateHandler(new TimerHandler(2f, new ITimerCallback() {
      public void onTimePassed(final TimerHandler pTimerHandler) {
        mEngine.unregisterUpdateHandler(pTimerHandler);
        // load menu resources, create menu scene
        // set menu scene using scene manager
        // disposeSplashScene();
        SceneManager.getInstance().createMenuScene();
      }
    }));
    pOnPopulateSceneCallback.onPopulateSceneFinished();
  }
  
  /* (non-Javadoc)
   * @see android.app.Activity#onKeyDown(int, android.view.KeyEvent)
   */
  @Override
  public boolean onKeyDown(int keyCode, KeyEvent event) {
    if (keyCode == KeyEvent.KEYCODE_BACK) {
      SceneManager.getInstance().getCurrentScene().onBackKeyPressed();
    }
    return false;
  }
  
  /* (non-Javadoc)
   * @see org.andengine.ui.activity.BaseGameActivity#onDestroy()
   */
  @Override
  protected void onDestroy() {
    super.onDestroy();
    System.exit(0);
  }
}

Java Source Code List

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