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      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.deskclock.timer;
     18 
     19 import android.content.Context;
     20 import android.net.Uri;
     21 
     22 import com.android.deskclock.AsyncRingtonePlayer;
     23 import com.android.deskclock.LogUtils;
     24 import com.android.deskclock.data.DataModel;
     25 import com.android.deskclock.settings.SettingsActivity;
     26 
     27 public abstract class TimerKlaxon {
     28 
     29     private static boolean sStarted = false;
     30     private static AsyncRingtonePlayer sAsyncRingtonePlayer;
     31 
     32     private TimerKlaxon() {
     33     }
     34 
     35     public static void stop(Context context) {
     36         if (sStarted) {
     37             LogUtils.i("TimerKlaxon.stop()");
     38             sStarted = false;
     39             getAsyncRingtonePlayer(context).stop();
     40         }
     41     }
     42 
     43     public static void start(Context context) {
     44         // Make sure we are stopped before starting
     45         stop(context);
     46         LogUtils.i("TimerKlaxon.start()");
     47 
     48         // Look up user-selected timer ringtone.
     49         if (DataModel.getDataModel().isTimerRingtoneSilent()) {
     50             // Special case: Silent ringtone
     51             LogUtils.i("Playing silent ringtone for timer");
     52         } else {
     53             final Uri uri = DataModel.getDataModel().getTimerRingtoneUri();
     54             getAsyncRingtonePlayer(context).play(uri);
     55         }
     56         sStarted = true;
     57     }
     58 
     59     private static synchronized AsyncRingtonePlayer getAsyncRingtonePlayer(Context context) {
     60         if (sAsyncRingtonePlayer == null) {
     61             sAsyncRingtonePlayer = new AsyncRingtonePlayer(context.getApplicationContext(),
     62                     SettingsActivity.KEY_TIMER_CRESCENDO);
     63         }
     64 
     65         return sAsyncRingtonePlayer;
     66     }
     67 }