Android Open Source - Avoidance Accelerometer Listener






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Back to project page Avoidance.

License

The source code is released under:

GNU General Public License

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Java Source Code

/*
 * Copyright (c) 2012 Filip Brynfors/*from ww  w  .  jav a2s .  c  om*/
 *
 * This file is part of Avoidance.
 *
 * Avoidance is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Avoidance is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Avoidance. If not, see <http://www.gnu.org/licenses/>.
 *
 */

package se.chalmers.avoidance.input;

import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeSupport;

import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;

/**
 * A listener that listens to the sensor and passes on the values to its
 * listeners.
 * 
 * @author Filip brynfors
 * 
 */
public class AccelerometerListener implements SensorEventListener {
  private final PropertyChangeSupport pcs;
  private SensorManager manager;
  private Sensor accelerometer;

  /**
   * Constructs a new listener for the accelerometer from the given
   * sensorManager.
   * 
   * @param sensorManager
   *            the android sensor manager
   */
  public AccelerometerListener(SensorManager sensorManager) {
    pcs = new PropertyChangeSupport(this);
    manager = sensorManager;
    accelerometer = manager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);
  }

  /**
   * Adds a new propertyChangeListener.
   * 
   * @param pcl
   *            the listener
   */
  public void addPropertyChangeListener(PropertyChangeListener pcl) {
    pcs.addPropertyChangeListener(pcl);
  }

  /**
   * Removes a propertyChangeListener.
   * 
   * @param pcl
   *            the listener
   */
  public void removePropertyChangeListener(PropertyChangeListener pcl) {
    pcs.removePropertyChangeListener(pcl);
  }

  /**
   * Starts listening to the accelerometer.
   */
  public void startListening() {
    manager.registerListener(this, accelerometer,
        SensorManager.SENSOR_DELAY_GAME);
  }

  /**
   * Stops listening to the accelerometer.
   */
  public void stopListening() {
    manager.unregisterListener(this);
  }

  /**
   * Used when the accuracy is changed.
   */
  public void onAccuracyChanged(Sensor sensor, int accuracy) {

  }

  /**
   * Used when the value of the sensor is changed.
   */
  public void onSensorChanged(SensorEvent event) {
    pcs.firePropertyChange("AccelerometerX", null, event.values[1]);
    pcs.firePropertyChange("AccelerometerY", null, event.values[0]);
  }

}




Java Source Code List

se.chalmers.avoidance.MainActivity.java
se.chalmers.avoidance.constants.EventMessageConstants.java
se.chalmers.avoidance.constants.FileConstants.java
se.chalmers.avoidance.constants.FontConstants.java
se.chalmers.avoidance.constants.GameConstants.java
se.chalmers.avoidance.core.EntityFactory.java
se.chalmers.avoidance.core.collisionhandlers.CollisionHandler.java
se.chalmers.avoidance.core.collisionhandlers.EnemyCollisionHandler.java
se.chalmers.avoidance.core.collisionhandlers.GameOverNotifier.java
se.chalmers.avoidance.core.collisionhandlers.KillplayerobstacleCollisionHandler.java
se.chalmers.avoidance.core.collisionhandlers.PitobstacleCollisionHandler.java
se.chalmers.avoidance.core.collisionhandlers.PowerUpCollisionHandler.java
se.chalmers.avoidance.core.collisionhandlers.WallCollisionHandler.java
se.chalmers.avoidance.core.components.Acceleration.java
se.chalmers.avoidance.core.components.Buff.java
se.chalmers.avoidance.core.components.Friction.java
se.chalmers.avoidance.core.components.Immortal.java
se.chalmers.avoidance.core.components.Jump.java
se.chalmers.avoidance.core.components.Score.java
se.chalmers.avoidance.core.components.Size.java
se.chalmers.avoidance.core.components.Sound.java
se.chalmers.avoidance.core.components.Spatial.java
se.chalmers.avoidance.core.components.Time.java
se.chalmers.avoidance.core.components.Transform.java
se.chalmers.avoidance.core.components.Velocity.java
se.chalmers.avoidance.core.states.GameOverScene.java
se.chalmers.avoidance.core.states.GameState.java
se.chalmers.avoidance.core.states.HighScoreState.java
se.chalmers.avoidance.core.states.IState.java
se.chalmers.avoidance.core.states.MenuState.java
se.chalmers.avoidance.core.states.StateID.java
se.chalmers.avoidance.core.states.StateManager.java
se.chalmers.avoidance.core.systems.CollisionSystem.java
se.chalmers.avoidance.core.systems.EnemyControlSystem.java
se.chalmers.avoidance.core.systems.HudRenderSystem.java
se.chalmers.avoidance.core.systems.PlayerControlSystem.java
se.chalmers.avoidance.core.systems.SoundSystem.java
se.chalmers.avoidance.core.systems.SpatialRenderSystem.java
se.chalmers.avoidance.core.systems.SpawnSystem.java
se.chalmers.avoidance.input.AccelerometerListener.java
se.chalmers.avoidance.input.TouchListener.java
se.chalmers.avoidance.util.AudioManager.java
se.chalmers.avoidance.util.FileUtils.java
se.chalmers.avoidance.util.ScreenResolution.java
se.chalmers.avoidance.util.Utils.java