1 /* 2 * Copyright (C) 2013 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 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. 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 APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef DeviceRotationRate_h 27 #define DeviceRotationRate_h 28 29 #include "bindings/v8/ScriptWrappable.h" 30 #include "modules/device_orientation/DeviceMotionData.h" 31 #include <wtf/RefCounted.h> 32 33 namespace WebCore { 34 35 class DeviceRotationRate : public ScriptWrappable, public RefCounted<DeviceRotationRate> { 36 public: 37 static PassRefPtr<DeviceRotationRate> create(PassRefPtr<DeviceMotionData::RotationRate> rotationRate) 38 { 39 return adoptRef(new DeviceRotationRate(rotationRate)); 40 } 41 42 double alpha(bool& isNull) const; 43 double beta(bool& isNull) const; 44 double gamma(bool& isNull) const; 45 46 private: 47 DeviceRotationRate(PassRefPtr<DeviceMotionData::RotationRate>); 48 49 RefPtr<DeviceMotionData::RotationRate> m_rotationRate; 50 }; 51 52 } // namespace WebCore 53 54 #endif // DeviceRotationRate_h 55