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 | |
36 | namespace WebCore { |
37 | |
38 | DeviceOrientationController::DeviceOrientationController(DeviceOrientationClient& client) |
39 | : DeviceController(client) |
40 | { |
41 | deviceOrientationClient().setController(this); |
42 | } |
43 | |
44 | void DeviceOrientationController::didChangeDeviceOrientation(DeviceOrientationData* orientation) |
45 | { |
46 | dispatchDeviceEvent(DeviceOrientationEvent::create(eventNames().deviceorientationEvent, orientation)); |
47 | } |
48 | |
49 | DeviceOrientationClient& 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 | |
59 | void DeviceOrientationController::suspendUpdates() |
60 | { |
61 | m_client.stopUpdating(); |
62 | } |
63 | |
64 | void DeviceOrientationController::resumeUpdates() |
65 | { |
66 | if (!m_listeners.isEmpty()) |
67 | m_client.startUpdating(); |
68 | } |
69 | |
70 | #else |
71 | |
72 | bool DeviceOrientationController::hasLastData() |
73 | { |
74 | return deviceOrientationClient().lastOrientation(); |
75 | } |
76 | |
77 | RefPtr<Event> DeviceOrientationController::getLastEvent() |
78 | { |
79 | return DeviceOrientationEvent::create(eventNames().deviceorientationEvent, deviceOrientationClient().lastOrientation()); |
80 | } |
81 | |
82 | #endif // PLATFORM(IOS_FAMILY) |
83 | |
84 | const char* DeviceOrientationController::supplementName() |
85 | { |
86 | return "DeviceOrientationController" ; |
87 | } |
88 | |
89 | DeviceOrientationController* DeviceOrientationController::from(Page* page) |
90 | { |
91 | return static_cast<DeviceOrientationController*>(Supplement<Page>::from(page, supplementName())); |
92 | } |
93 | |
94 | bool DeviceOrientationController::isActiveAt(Page* page) |
95 | { |
96 | if (DeviceOrientationController* self = DeviceOrientationController::from(page)) |
97 | return self->isActive(); |
98 | return false; |
99 | } |
100 | |
101 | void provideDeviceOrientationTo(Page& page, DeviceOrientationClient& client) |
102 | { |
103 | DeviceOrientationController::provideTo(&page, DeviceOrientationController::supplementName(), std::make_unique<DeviceOrientationController>(client)); |
104 | } |
105 | |
106 | } // namespace WebCore |
107 | |