public/platform/WebDeviceMotionData.h

/*
 * 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,
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 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 */

#ifndef WebDeviceMotionData_h
#define WebDeviceMotionData_h

#include "WebCommon.h"

#if BLINK_IMPLEMENTATION
#include "wtf/Assertions.h"
#endif

namespace WebKit {

#pragma pack(push, 1)

class WebDeviceMotionData {
public:
    BLINK_EXPORT WebDeviceMotionData();
    ~WebDeviceMotionData() { }

    double accelerationX;
    double accelerationY;
    double accelerationZ;

    double accelerationIncludingGravityX;
    double accelerationIncludingGravityY;
    double accelerationIncludingGravityZ;

    double rotationRateAlpha;
    double rotationRateBeta;
    double rotationRateGamma;

    double interval;

    bool hasAccelerationX : 1;
    bool hasAccelerationY : 1;
    bool hasAccelerationZ : 1;

    bool hasAccelerationIncludingGravityX : 1;
    bool hasAccelerationIncludingGravityY : 1;
    bool hasAccelerationIncludingGravityZ : 1;

    bool hasRotationRateAlpha : 1;
    bool hasRotationRateBeta : 1;
    bool hasRotationRateGamma : 1;

    bool allAvailableSensorsAreActive : 1;
};

#if BLINK_IMPLEMENTATION
COMPILE_ASSERT(sizeof(WebDeviceMotionData) == (10 * sizeof(double) + 2 * sizeof(char)), WebDeviceMotionData_has_wrong_size);
#endif

#pragma pack(pop)

} // namespace WebKit

#endif // WebDeviceMotionData_h