| /* |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "modules/device_orientation/DeviceMotionDispatcher.h" |
| |
| #include "modules/device_orientation/DeviceMotionController.h" |
| #include "modules/device_orientation/DeviceMotionData.h" |
| #include "public/platform/Platform.h" |
| |
| namespace blink { |
| |
| DeviceMotionDispatcher& DeviceMotionDispatcher::Instance() { |
| DEFINE_STATIC_LOCAL(DeviceMotionDispatcher, device_motion_dispatcher, |
| (new DeviceMotionDispatcher)); |
| return device_motion_dispatcher; |
| } |
| |
| DeviceMotionDispatcher::DeviceMotionDispatcher() = default; |
| |
| DeviceMotionDispatcher::~DeviceMotionDispatcher() = default; |
| |
| void DeviceMotionDispatcher::Trace(blink::Visitor* visitor) { |
| visitor->Trace(last_device_motion_data_); |
| PlatformEventDispatcher::Trace(visitor); |
| } |
| |
| void DeviceMotionDispatcher::StartListening() { |
| Platform::Current()->StartListening(kWebPlatformEventTypeDeviceMotion, this); |
| } |
| |
| void DeviceMotionDispatcher::StopListening() { |
| Platform::Current()->StopListening(kWebPlatformEventTypeDeviceMotion); |
| last_device_motion_data_.Clear(); |
| } |
| |
| void DeviceMotionDispatcher::DidChangeDeviceMotion( |
| const device::MotionData& motion) { |
| last_device_motion_data_ = DeviceMotionData::Create(motion); |
| NotifyControllers(); |
| } |
| |
| const DeviceMotionData* DeviceMotionDispatcher::LatestDeviceMotionData() { |
| return last_device_motion_data_.Get(); |
| } |
| |
| } // namespace blink |