1/*
2 * Copyright (C) 2014 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include "config.h"
32#include "modules/geolocation/GeolocationInspectorAgent.h"
33
34#include "modules/geolocation/GeolocationController.h"
35
36namespace blink {
37
38PassOwnPtrWillBeRawPtr<GeolocationInspectorAgent> GeolocationInspectorAgent::create()
39{
40    return adoptPtrWillBeNoop(new GeolocationInspectorAgent());
41}
42
43GeolocationInspectorAgent::~GeolocationInspectorAgent()
44{
45}
46
47GeolocationInspectorAgent::GeolocationInspectorAgent()
48    : InspectorBaseAgent<GeolocationInspectorAgent>("Geolocation")
49    , m_geolocationOverridden(false)
50{
51}
52
53void GeolocationInspectorAgent::setGeolocationOverride(ErrorString* error, const double* latitude, const double* longitude, const double* accuracy)
54{
55    GeolocationPosition* position = (*m_controllers.begin())->lastPosition();
56    if (!m_geolocationOverridden && position)
57        m_platformGeolocationPosition = position;
58
59    m_geolocationOverridden = true;
60    if (latitude && longitude && accuracy)
61        m_geolocationPosition = GeolocationPosition::create(currentTime(), *latitude, *longitude, *accuracy);
62    else
63        m_geolocationPosition.clear();
64
65    for (GeolocationControllers::iterator it = m_controllers.begin(); it != m_controllers.end(); ++it)
66        (*it)->positionChanged(0); // Kick location update.
67}
68
69void GeolocationInspectorAgent::clearGeolocationOverride(ErrorString*)
70{
71    if (!m_geolocationOverridden)
72        return;
73    m_geolocationOverridden = false;
74    m_geolocationPosition.clear();
75
76    if (GeolocationPosition* platformPosition = m_platformGeolocationPosition.get()) {
77        for (GeolocationControllers::iterator it = m_controllers.begin(); it != m_controllers.end(); ++it)
78            (*it)->positionChanged(platformPosition);
79    }
80}
81
82GeolocationPosition* GeolocationInspectorAgent::overrideGeolocationPosition(GeolocationPosition* position)
83{
84    if (m_geolocationOverridden) {
85        if (position)
86            m_platformGeolocationPosition = position;
87        return m_geolocationPosition.get();
88    }
89    return position;
90}
91
92void GeolocationInspectorAgent::addController(GeolocationController* controller)
93{
94    m_controllers.add(controller);
95}
96
97void GeolocationInspectorAgent::removeController(GeolocationController* controller)
98{
99    m_controllers.remove(controller);
100}
101
102void GeolocationInspectorAgent::trace(Visitor* visitor)
103{
104#if ENABLE(OILPAN)
105    visitor->trace(m_controllers);
106#endif
107    visitor->trace(m_geolocationPosition);
108    visitor->trace(m_platformGeolocationPosition);
109    InspectorBaseAgent::trace(visitor);
110}
111
112} // namespace blink
113