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      1 /*
      2  * Copyright (C) 2010 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  *  * Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  *  * Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef DeviceOrientationData_h
     27 #define DeviceOrientationData_h
     28 
     29 #include "platform/heap/Handle.h"
     30 
     31 namespace blink {
     32 
     33 class WebDeviceOrientationData;
     34 
     35 class DeviceOrientationData FINAL : public GarbageCollected<DeviceOrientationData> {
     36 public:
     37     static DeviceOrientationData* create();
     38     static DeviceOrientationData* create(bool canProvideAlpha, double alpha, bool canProvideBeta, double beta, bool canProvideGamma, double gamma, bool canProvideAbsolute = false, bool absolute = false);
     39     static DeviceOrientationData* create(const WebDeviceOrientationData&);
     40     void trace(Visitor*) { }
     41 
     42     double alpha() const;
     43     double beta() const;
     44     double gamma() const;
     45     bool absolute() const;
     46     bool canProvideAlpha() const;
     47     bool canProvideBeta() const;
     48     bool canProvideGamma() const;
     49     bool canProvideAbsolute() const;
     50 
     51     bool canProvideEventData() const;
     52 
     53 private:
     54     DeviceOrientationData();
     55     DeviceOrientationData(bool canProvideAlpha, double alpha, bool canProvideBeta, double beta, bool canProvideGamma, double gamma, bool canProvideAbsolute, bool absolute);
     56 
     57     bool m_canProvideAlpha;
     58     bool m_canProvideBeta;
     59     bool m_canProvideGamma;
     60     bool m_canProvideAbsolute;
     61     double m_alpha;
     62     double m_beta;
     63     double m_gamma;
     64     bool m_absolute;
     65 };
     66 
     67 } // namespace blink
     68 
     69 #endif // DeviceOrientationData_h
     70