GpsStatusListenerHelper.java revision 4b3e3931270f8e406fc806bc7fa1c2788256687d 
1/*
2 * Copyright (C) 2014 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
17package com.android.server.location;
18
19import android.location.IGpsStatusListener;
20import android.os.RemoteException;
21
22/**
23 * Implementation of a handler for {@link IGpsStatusListener}.
24 */
25abstract class GpsStatusListenerHelper extends RemoteListenerHelper<IGpsStatusListener> {
26    public GpsStatusListenerHelper() {
27        super("GpsStatusListenerHelper");
28    }
29
30    public void onFirstFix(final int timeToFirstFix) {
31        Operation operation = new Operation() {
32            @Override
33            public void execute(IGpsStatusListener listener) throws RemoteException {
34                listener.onFirstFix(timeToFirstFix);
35            }
36        };
37
38        foreach(operation);
39    }
40
41    public void onStatusChanged(final boolean isNavigating) {
42        Operation operation = new Operation() {
43            @Override
44            public void execute(IGpsStatusListener listener) throws RemoteException {
45                if (isNavigating) {
46                    listener.onGpsStarted();
47                } else {
48                    listener.onGpsStopped();
49                }
50            }
51        };
52
53        foreach(operation);
54    }
55
56    public void onSvStatusChanged(
57            final int svCount,
58            final int[] prns,
59            final float[] snrs,
60            final float[] elevations,
61            final float[] azimuths,
62            final int ephemerisMask,
63            final int almanacMask,
64            final int usedInFixMask) {
65        Operation operation = new Operation() {
66            @Override
67            public void execute(IGpsStatusListener listener) throws RemoteException {
68                listener.onSvStatusChanged(
69                        svCount,
70                        prns,
71                        snrs,
72                        elevations,
73                        azimuths,
74                        ephemerisMask,
75                        almanacMask,
76                        usedInFixMask);
77            }
78        };
79
80        foreach(operation);
81    }
82
83    public void onNmeaReceived(final long timestamp, final String nmea) {
84        Operation operation = new Operation() {
85            @Override
86            public void execute(IGpsStatusListener listener) throws RemoteException {
87                listener.onNmeaReceived(timestamp, nmea);
88            }
89        };
90
91        foreach(operation);
92    }
93
94    private abstract class Operation implements ListenerOperation<IGpsStatusListener> { }
95}
96