Android Open Source - things-fall-down Main Menu Scene

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License

The source code is released under:

MIT License

Java Source Code

package com.github.thingsfalldown.scene;
/* w  w  w  .  j a v  a 2s .com*/
import org.andengine.engine.camera.Camera;
import org.andengine.entity.scene.menu.MenuScene;
import org.andengine.entity.scene.menu.MenuScene.IOnMenuItemClickListener;
import org.andengine.entity.scene.menu.item.IMenuItem;
import org.andengine.entity.scene.menu.item.SpriteMenuItem;
import org.andengine.entity.scene.menu.item.decorator.ScaleMenuItemDecorator;
import org.andengine.entity.sprite.Sprite;
import org.andengine.entity.text.Text;
import org.andengine.opengl.util.GLState;

import com.github.thingsfalldown.manager.SceneManager.SceneType;
import com.github.thingsfalldown.template.TemplateScene;

/**
 * MainMenuScene is our game menu.
 */
public class MainMenuScene extends TemplateScene implements IOnMenuItemClickListener {
  private MenuScene menuChildScene;
  private final int MENU_PLAY = 0;
  private final int MENU_LEVEL_EDITOR = 1;
  private final int MENU_SETTINGS = 2;

  /* (non-Javadoc)
   * @see com.github.thingsfalldown.template.TemplateScene#createScene()
   */
  @Override
  public void createScene() {
    // Create our background
    attachChild(new Sprite(SCREEN_SIZE_X / 2, SCREEN_SIZE_Y / 2, resourceManager.menu_background_region, vbom) {
      @Override
      protected void preDraw(GLState pGLState, Camera pCamera) {
        super.preDraw(pGLState,  pCamera);
        pGLState.enableDither();
      }
    });
    
    // Create our title
    attachChild(new Text(SCREEN_SIZE_X / 2, SCREEN_SIZE_Y - 50, resourceManager.bigfont, "Things Fall Down!", vbom));
    attachChild(new Text(SCREEN_SIZE_X / 2, SCREEN_SIZE_Y - 100, resourceManager.littlefont, "The Game", vbom));
    
    // Create our buttons
    menuChildScene = new MenuScene(camera);
    menuChildScene.setPosition(0, 0);
    
    final IMenuItem playMenuItem = new ScaleMenuItemDecorator(new SpriteMenuItem(MENU_PLAY, resourceManager.play_region, vbom), 1.2f, 1);
    final IMenuItem levelEditorMenuItem = new ScaleMenuItemDecorator(new SpriteMenuItem(MENU_LEVEL_EDITOR, resourceManager.level_editor_region, vbom), 1.2f, 1);
    final IMenuItem settingsMenuItem = new ScaleMenuItemDecorator(new SpriteMenuItem(MENU_SETTINGS, resourceManager.settings_region, vbom), 1.2f, 1);
    
    menuChildScene.addMenuItem(playMenuItem);
    menuChildScene.addMenuItem(levelEditorMenuItem);
    menuChildScene.addMenuItem(settingsMenuItem);
    
    menuChildScene.buildAnimations();
    menuChildScene.setBackgroundEnabled(false);
    
    playMenuItem.setPosition(playMenuItem.getX(), playMenuItem.getY() - 30);
    levelEditorMenuItem.setPosition(levelEditorMenuItem.getX(), levelEditorMenuItem.getY() - 55);
    settingsMenuItem.setPosition(settingsMenuItem.getX(), settingsMenuItem.getY() - 80);
    
    menuChildScene.setOnMenuItemClickListener(this);
    
    setChildScene(menuChildScene);
  }

  /* (non-Javadoc)
   * @see com.github.thingsfalldown.template.TemplateScene#onBackKeyPressed()
   */
  @Override
  public void onBackKeyPressed() {
    System.exit(0);
  }
  
  /* (non-Javadoc)
   * @see com.github.thingsfalldown.template.TemplateScene#getSceneType()
   */
  @Override
  public SceneType getSceneType() {
    return SceneType.SCENE_MENU;
  }

  /* (non-Javadoc)
   * @see com.github.thingsfalldown.template.TemplateScene#disposeScene()
   */
  @Override
  public void disposeScene() {
    // TODO Auto-generated method stub

  }

  /* (non-Javadoc)
   * @see org.andengine.entity.scene.menu.MenuScene.IOnMenuItemClickListener#onMenuItemClicked(org.andengine.entity.scene.menu.MenuScene, org.andengine.entity.scene.menu.item.IMenuItem, float, float)
   */
  @Override
  public boolean onMenuItemClicked(MenuScene pMenuScene, IMenuItem pMenuItem, float pMenuItemLocalX, float pMenuItemLocalY) {
    switch (pMenuItem.getID()) {
    case MENU_PLAY:
      return true;
    case MENU_LEVEL_EDITOR:
      return true;
    case MENU_SETTINGS:
      return true;
    default:
      return false;
    }
  }

}

Java Source Code List

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