Android Open Source - Marble-Run Sound

From Project

Back to project page Marble-Run.

License

The source code is released under:

Apache License

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Java Source Code

package nttu.edu.sound;
/*from  ww  w .j a va2s .  com*/
import java.io.IOException;
import android.app.Activity;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.res.AssetManager;
import android.media.AudioManager;
import android.media.SoundPool;
import android.preference.PreferenceManager;

public class Sound {
  public static int jumpID;
  public static int coinID;
  private static int id;
  
  public static SoundPool pool;
  public static Context applicationContext = null;
  
  public static int loadSound(Activity a, AssetManager m, String filename) {
    if (pool == null)
      pool = new SoundPool(1, AudioManager.STREAM_MUSIC, 0);
    if (pool == null)
      throw new RuntimeException("SoundPool failed to load. [Sound.java, line 14]");
    if (applicationContext == null)
      applicationContext = a.getApplicationContext();
    int id = 0;
    try {
      id = pool.load(m.openFd(filename), 1);
    }
    catch (IOException e) {
      e.printStackTrace();
    }
    if (id == 0)
      throw new RuntimeException("Sound file not loaded properly.");
    return id;
  }
  
  public static void play(int i) {
    if (pool == null)
      pool = new SoundPool(1, AudioManager.STREAM_MUSIC, 0);
    else {
      id = i;
      new Thread(new Runnable() {
        public void run() {
          SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(applicationContext);
          boolean soundFlag = preferences.getBoolean("soundCheckBox", true);
          if (soundFlag) {
            if (pool.play(id, 0.05f, 0.05f, 0, 0, 1f) == 0)
              throw new RuntimeException("Failed to play sound file, ID: " + id);
          }
        }
      }).start();
    }
  }
  
  public static void emergencyLoad(Activity a, AssetManager m) {
    if (pool != null) {
      pool.unload(Sound.jumpID);
      pool.unload(Sound.coinID);
    }
    Sound.jumpID = Sound.loadSound(a, m, "sounds/jump.wav");
    Sound.coinID = Sound.loadSound(a, m, "sounds/coin.wav");
  }
}

Java Source Code List