Android Open Source - block-composer Mode

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License

The source code is released under:
MIT License
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Java Source Code

package bwr.blockcomposer.modes;
// w  w w .j av  a 2  s . c  o m
import java.util.LinkedList;
import java.util.concurrent.ConcurrentLinkedQueue;

import javax.microedition.khronos.opengles.GL10;

import bwr.blockcomposer.BlockComposer;
import bwr.blockcomposer.Camera;
import bwr.blockcomposer.GameResources;
import bwr.blockcomposer.OnUpdateAction;
import bwr.blockcomposer.R;
import bwr.blockcomposer.ui.UIElementPicture;
import bwr.blockcomposer.ui.UIElementText;

import android.content.Context;
import android.view.KeyEvent;
import android.view.MenuItem;

public abstract class Mode {
  protected final LinkedList<UIElementText> uiElements = new LinkedList<UIElementText>();
  protected final LinkedList<UIElementPicture> buttons = new LinkedList<UIElementPicture>();

  protected final ConcurrentLinkedQueue<OnUpdateAction> updateActions = new ConcurrentLinkedQueue<OnUpdateAction>();
  
  protected final Context context;
  protected final ModeController modeController;
  protected final GameResources gameResources;
  
  private final int id;
  private boolean initialized = false;

  protected final static int BUTTON_TEXT_SIZE = 32;
  protected final static int DIALOG_TEXT_SIZE = 26;
  
  protected int displayWidth, displayHeight;
  protected BlockComposer application;
  
  private static int nextId = 0;
  
  public Mode(ModeController modeController, GameResources gameResources) {
    this.context = gameResources.getContext();
    this.application = gameResources.getBlockComposer();
    this.modeController = modeController;
    this.gameResources = gameResources;
    this.id = nextId++;
  }
  
  public int getId() {
    return id;
  }
  
  public boolean isInitialized() {
    return initialized;
  }
  
  public void setInitialized(boolean initialized) {
    this.initialized = initialized;
  }
  
  public abstract void update(long dt);
  
  public void onModeCreate(GL10 gl, int displayWidth, int displayHeight) {
    initialized = true;
    this.displayHeight = displayHeight;
    this.displayWidth = displayWidth;
  }
  
  public void buildUserInterface(GL10 gl) {
    
  }
  
  public abstract void render3D(GL10 gl);
  
  public abstract Camera getCamera();
  
  public void render2D(GL10 gl) {
        gl.glDisableClientState(GL10.GL_NORMAL_ARRAY);
        gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);
    gl.glEnableClientState(GL10.GL_TEXTURE_COORD_ARRAY);
        gl.glColor4f(1f, 1f, 1f, 1f);
    for(UIElementText e : uiElements) {
      if(!e.hidden) e.render(gl);
    }
    for(UIElementPicture b : buttons) {
      if(!b.hidden) b.draw(gl, gameResources);
    }
    gl.glDisableClientState(GL10.GL_TEXTURE_COORD_ARRAY);
  }
  
  protected boolean handleUIEvent(int id, int action) {
    return false;
  }
  
  public boolean onTouchEvent(int x, int y, int action) {
    for(UIElementText e : uiElements) {
      if(!e.hidden && e.isHit(x, y)) if(handleUIEvent(e.getId(), action)) return true;
    }
    
    for(UIElementPicture b : buttons) {
      if(!b.hidden && b.isHit(x, y)) if(handleUIEvent(b.id, action)) return true;
    }
    
    return false;
  }

  public boolean onKeyDown(int keyCode, KeyEvent event) {
    return false;
  }

  public void onModePop() {
    
  }
  
  public int optionsMenu() {
    return R.menu.optionsmenu;
  }
  
  public boolean onOptionsItemSelected(Context context, MenuItem item) {
      return false;
  }

  public void onModeBecomeActive(GL10 gl) {
    if(!uiElements.isEmpty()) {
      for(UIElementText uie : uiElements) {
        uie.refresh(context, gl);
      }
    }
  }
  
}
Java Source Code List
