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 DeviceOrientation_h

    27 #define DeviceOrientation_h

    28 

    29 #include <wtf/PassRefPtr.h>

    30 #include <wtf/RefCounted.h>

    31 

    32 namespace WebCore {

    33 

    34 class DeviceOrientation : public RefCounted<DeviceOrientation> {

    35 public:

    36     static PassRefPtr<DeviceOrientation> create();

    37     static PassRefPtr<DeviceOrientation> create(bool canProvideAlpha, double alpha, bool canProvideBeta, double beta, bool canProvideGamma, double gamma);

    38 

    39     double alpha() const;

    40     double beta() const;

    41     double gamma() const;

    42     bool canProvideAlpha() const;

    43     bool canProvideBeta() const;

    44     bool canProvideGamma() const;

    45 

    46 private:

    47     DeviceOrientation();

    48     DeviceOrientation(bool canProvideAlpha, double alpha, bool canProvideBeta, double beta, bool canProvideGamma, double gamma);

    49 

    50     bool m_canProvideAlpha;

    51     bool m_canProvideBeta;

    52     bool m_canProvideGamma;

    53     double m_alpha;

    54     double m_beta;

    55     double m_gamma;

    56 };

    57 

    58 } // namespace WebCore

    59 

    60 #endif // DeviceOrientation_h