1/*
2 * Copyright 2010, The Android Open Source Project
3 * Copyright (C) 2012 Samsung Electronics. All rights reserved.
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 * * 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 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 THE COPYRIGHT HOLDERS ``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 THE COPYRIGHT OWNER 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#include "config.h"
28#include "DeviceOrientationController.h"
29
30#include "DeviceOrientationClient.h"
31#include "DeviceOrientationData.h"
32#include "DeviceOrientationEvent.h"
33#include "EventNames.h"
34#include "Page.h"
35
36namespace WebCore {
37
38DeviceOrientationController::DeviceOrientationController(DeviceOrientationClient& client)
39 : DeviceController(client)
40{
41 deviceOrientationClient().setController(this);
42}
43
44void DeviceOrientationController::didChangeDeviceOrientation(DeviceOrientationData* orientation)
45{
46 dispatchDeviceEvent(DeviceOrientationEvent::create(eventNames().deviceorientationEvent, orientation));
47}
48
49DeviceOrientationClient& DeviceOrientationController::deviceOrientationClient()
50{
51 return static_cast<DeviceOrientationClient&>(m_client);
52}
53
54#if PLATFORM(IOS_FAMILY)
55
56// FIXME: We should look to reconcile the iOS and non-iOS differences with this class
57// so that we can either remove these functions or remove the PLATFORM(IOS_FAMILY)-guard.
58
59void DeviceOrientationController::suspendUpdates()
60{
61 m_client.stopUpdating();
62}
63
64void DeviceOrientationController::resumeUpdates()
65{
66 if (!m_listeners.isEmpty())
67 m_client.startUpdating();
68}
69
70#else
71
72bool DeviceOrientationController::hasLastData()
73{
74 return deviceOrientationClient().lastOrientation();
75}
76
77RefPtr<Event> DeviceOrientationController::getLastEvent()
78{
79 return DeviceOrientationEvent::create(eventNames().deviceorientationEvent, deviceOrientationClient().lastOrientation());
80}
81
82#endif // PLATFORM(IOS_FAMILY)
83
84const char* DeviceOrientationController::supplementName()
85{
86 return "DeviceOrientationController";
87}
88
89DeviceOrientationController* DeviceOrientationController::from(Page* page)
90{
91 return static_cast<DeviceOrientationController*>(Supplement<Page>::from(page, supplementName()));
92}
93
94bool DeviceOrientationController::isActiveAt(Page* page)
95{
96 if (DeviceOrientationController* self = DeviceOrientationController::from(page))
97 return self->isActive();
98 return false;
99}
100
101void provideDeviceOrientationTo(Page& page, DeviceOrientationClient& client)
102{
103 DeviceOrientationController::provideTo(&page, DeviceOrientationController::supplementName(), std::make_unique<DeviceOrientationController>(client));
104}
105
106} // namespace WebCore
107