1/*
2 * Copyright (C) 2008-2011, 2015 Apple Inc. All Rights Reserved.
3 * Copyright 2010, The Android Open Source Project
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#ifndef GeoNotifier_h
28#define GeoNotifier_h
29
30#if ENABLE(GEOLOCATION)
31
32#include "Timer.h"
33#include <wtf/Forward.h>
34#include <wtf/RefCounted.h>
35#include <wtf/RefPtr.h>
36
37namespace WebCore {
38
39class Geoposition;
40class Geolocation;
41class PositionCallback;
42class PositionError;
43class PositionErrorCallback;
44class PositionOptions;
45
46class GeoNotifier : public RefCounted<GeoNotifier> {
47public:
48 static Ref<GeoNotifier> create(Geolocation& geolocation, RefPtr<PositionCallback>&& positionCallback, RefPtr<PositionErrorCallback>&& positionErrorCallback, RefPtr<PositionOptions>&& options)
49 {
50 return adoptRef(*new GeoNotifier(geolocation, WTFMove(positionCallback), WTFMove(positionErrorCallback), WTFMove(options)));
51 }
52
53 PositionOptions* options() const { return m_options.get(); }
54 void setFatalError(RefPtr<PositionError>&&);
55
56 bool useCachedPosition() const { return m_useCachedPosition; }
57 void setUseCachedPosition();
58
59 void runSuccessCallback(Geoposition*);
60 void runErrorCallback(PositionError*);
61
62 void startTimerIfNeeded();
63 void stopTimer();
64 void timerFired();
65 bool hasZeroTimeout() const;
66
67private:
68 GeoNotifier(Geolocation&, RefPtr<PositionCallback>&&, RefPtr<PositionErrorCallback>&&, RefPtr<PositionOptions>&&);
69
70 Ref<Geolocation> m_geolocation;
71 RefPtr<PositionCallback> m_successCallback;
72 RefPtr<PositionErrorCallback> m_errorCallback;
73 RefPtr<PositionOptions> m_options;
74 Timer m_timer;
75 RefPtr<PositionError> m_fatalError;
76 bool m_useCachedPosition;
77};
78
79} // namespace WebCore
80
81#endif // ENABLE(GEOLOCATION)
82
83#endif // GeoNotifier_h
84