third_party/blink/renderer/modules/device_orientation/device_orientation_data.cc

/*
 * Copyright (C) 2010 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``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, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "third_party/blink/renderer/modules/device_orientation/device_orientation_data.h"

#include "third_party/blink/renderer/modules/device_orientation/device_orientation_event_init.h"

namespace blink {

DeviceOrientationData* DeviceOrientationData::Create() {
  return MakeGarbageCollected<DeviceOrientationData>();
}

DeviceOrientationData* DeviceOrientationData::Create(
    const base::Optional<double>& alpha,
    const base::Optional<double>& beta,
    const base::Optional<double>& gamma,
    bool absolute) {
  return MakeGarbageCollected<DeviceOrientationData>(alpha, beta, gamma,
                                                     absolute);
}

DeviceOrientationData* DeviceOrientationData::Create(
    const DeviceOrientationEventInit* init) {
  base::Optional<double> alpha;
  base::Optional<double> beta;
  base::Optional<double> gamma;
  if (init->hasAlpha())
    alpha = init->alpha();
  if (init->hasBeta())
    beta = init->beta();
  if (init->hasGamma())
    gamma = init->gamma();
  return DeviceOrientationData::Create(alpha, beta, gamma, init->absolute());
}

DeviceOrientationData::DeviceOrientationData() : absolute_(false) {}

DeviceOrientationData::DeviceOrientationData(
    const base::Optional<double>& alpha,
    const base::Optional<double>& beta,
    const base::Optional<double>& gamma,
    bool absolute)
    : alpha_(alpha), beta_(beta), gamma_(gamma), absolute_(absolute) {}

double DeviceOrientationData::Alpha() const {
  return alpha_.value();
}

double DeviceOrientationData::Beta() const {
  return beta_.value();
}

double DeviceOrientationData::Gamma() const {
  return gamma_.value();
}

bool DeviceOrientationData::Absolute() const {
  return absolute_;
}

bool DeviceOrientationData::CanProvideAlpha() const {
  return alpha_.has_value();
}

bool DeviceOrientationData::CanProvideBeta() const {
  return beta_.has_value();
}

bool DeviceOrientationData::CanProvideGamma() const {
  return gamma_.has_value();
}

bool DeviceOrientationData::CanProvideEventData() const {
  return CanProvideAlpha() || CanProvideBeta() || CanProvideGamma();
}

}  // namespace blink