1 /* 2 * Copyright 2010 Apple Inc. All rights reserved. 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 #ifndef DeviceMotionController_h 28 #define DeviceMotionController_h 29 30 #include "core/dom/Event.h" 31 #include "core/platform/Supplementable.h" 32 #include "modules/device_orientation/DeviceSensorEventController.h" 33 34 namespace WebCore { 35 36 class DeviceMotionData; 37 38 class DeviceMotionController : public DeviceSensorEventController, public Supplement<ScriptExecutionContext> { 39 40 public: 41 virtual ~DeviceMotionController(); 42 43 static const char* supplementName(); 44 static DeviceMotionController* from(Document*); 45 46 void didChangeDeviceMotion(DeviceMotionData*); 47 48 private: 49 explicit DeviceMotionController(Document*); 50 virtual void registerWithDispatcher() OVERRIDE; 51 virtual void unregisterWithDispatcher() OVERRIDE; 52 53 virtual bool hasLastData() OVERRIDE; 54 virtual PassRefPtr<Event> getLastEvent() OVERRIDE; 55 virtual bool isNullEvent(Event*) OVERRIDE; 56 }; 57 58 } // namespace WebCore 59 60 #endif // DeviceMotionController_h 61