/*

 * 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 "config.h"

#include "JSDeviceOrientationEvent.h"

#if ENABLE(DEVICE_ORIENTATION)

#include "DeviceOrientation.h"

#include "DeviceOrientationEvent.h"

using namespace JSC;

namespace WebCore {

JSValue JSDeviceOrientationEvent::alpha(ExecState* exec) const

{

    DeviceOrientationEvent* imp = static_cast<DeviceOrientationEvent*>(impl());

    if (!imp->orientation()->canProvideAlpha())

        return jsNull();

    return jsNumber(exec, imp->orientation()->alpha());

}

JSValue JSDeviceOrientationEvent::beta(ExecState* exec) const

{

    DeviceOrientationEvent* imp = static_cast<DeviceOrientationEvent*>(impl());

    if (!imp->orientation()->canProvideBeta())

        return jsNull();

    return jsNumber(exec, imp->orientation()->beta());

}

JSValue JSDeviceOrientationEvent::gamma(ExecState* exec) const

{

    DeviceOrientationEvent* imp = static_cast<DeviceOrientationEvent*>(impl());

    if (!imp->orientation()->canProvideGamma())

        return jsNull();

    return jsNumber(exec, imp->orientation()->gamma());

}

JSValue JSDeviceOrientationEvent::initDeviceOrientationEvent(ExecState* exec)

{

    const String& type = ustringToString(exec->argument(0).toString(exec));

    bool bubbles = exec->argument(1).toBoolean(exec);

    bool cancelable = exec->argument(2).toBoolean(exec);

    // If alpha, beta or gamma are null or undefined, mark them as not provided.

    // Otherwise, use the standard JavaScript conversion.

    bool alphaProvided = !exec->argument(3).isUndefinedOrNull();

    double alpha = exec->argument(3).toNumber(exec);

    bool betaProvided = !exec->argument(4).isUndefinedOrNull();

    double beta = exec->argument(4).toNumber(exec);

    bool gammaProvided = !exec->argument(5).isUndefinedOrNull();

    double gamma = exec->argument(5).toNumber(exec);

    RefPtr<DeviceOrientation> orientation = DeviceOrientation::create(alphaProvided, alpha, betaProvided, beta, gammaProvided, gamma);

    DeviceOrientationEvent* imp = static_cast<DeviceOrientationEvent*>(impl());

    imp->initDeviceOrientationEvent(type, bubbles, cancelable, orientation.get());

    return jsUndefined();

}

} // namespace WebCore

#endif // ENABLE(DEVICE_ORIENTATION)