BlockPool.java :  » Game » bloxbreaker » im » jsmith » android » bloxbreaker » Android Open Source

package im.jsmith.android.bloxbreaker;

import org.anddev.andengine.engine.Engine;
import org.anddev.andengine.entity.sprite.Sprite;
import org.anddev.andengine.extension.physics.box2d.PhysicsConnector;
import org.anddev.andengine.extension.physics.box2d.PhysicsFactory;
import org.anddev.andengine.extension.physics.box2d.PhysicsWorld;
import org.anddev.andengine.opengl.texture.region.TextureRegion;
import org.anddev.andengine.util.pool.GenericPool;

import com.badlogic.gdx.physics.box2d.BodyDef.BodyType;
import com.badlogic.gdx.physics.box2d.FixtureDef;

/**
 * @author Jordon Smith
 */
public class BlockPool extends GenericPool<Block> {
  private Engine mEngine;
  private PhysicsWorld mPhysicsWorld;
  private TextureRegion mTexReg;
  private FixtureDef mFixtureDef;
  
  public BlockPool(Engine pEngine, PhysicsWorld pPhysicsWorld, TextureRegion pTexReg) {
    mEngine = pEngine;
    mPhysicsWorld = pPhysicsWorld;
    mTexReg = pTexReg;
    mFixtureDef = PhysicsFactory.createFixtureDef(0, 0, 0);
  }

  @Override
  protected Block onAllocatePoolItem() {
    Block block = new Block();
    block.setSprite(new Sprite(0, 0, mTexReg));
    block.setBody(PhysicsFactory.createBoxBody(mPhysicsWorld, block.getSprite(), BodyType.StaticBody, mFixtureDef));
    return block;
  }
  
  @Override
  protected void onHandleObtainItem(Block block) {  
    block.getSprite().reset();
    mEngine.getScene().getBottomLayer().addEntity(block.getSprite());
    mPhysicsWorld.registerPhysicsConnector(new PhysicsConnector(block.getSprite(), block.getBody(), true, false, false, false));
    block.getBody().setUserData(block);
    block.getBody().setActive(true);
  }

  @Override
  protected void onHandleRecycleItem(final Block block) {
    mEngine.runOnUpdateThread(new Runnable() {
      @Override
      public void run() {
        PhysicsConnector connector = mPhysicsWorld.getPhysicsConnectorManager().findPhysicsConnectorByShape(block.getSprite());
        mPhysicsWorld.unregisterPhysicsConnector(connector);
        mEngine.getScene().getBottomLayer().removeEntity(block.getSprite());
        block.getBody().setActive(false);
      }
    });
  }
}