/*
 * 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,
 * 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 "WebUserGestureIndicator.h"

#include "WebUserGestureToken.h"
#include "platform/UserGestureIndicator.h"

using namespace WebCore;

namespace blink {

class WebUserGestureHandlerHolder : public UserGestureHandler {
public:
    WebUserGestureHandlerHolder()
        : m_handler(0)
    {
        UserGestureIndicator::setHandler(this);
    }

    virtual void onGesture()
    {
        if (m_handler)
            m_handler->onGesture();
    }

    void setHandler(WebUserGestureHandler* handler)
    {
        m_handler = handler;
    }

private:
    WebUserGestureHandler* m_handler;
};

WebUserGestureHandlerHolder* gestureHandler()
{
    DEFINE_STATIC_LOCAL(WebUserGestureHandlerHolder, handler, ());
    return &handler;
}

bool WebUserGestureIndicator::isProcessingUserGesture()
{
    return UserGestureIndicator::processingUserGesture();
}

bool WebUserGestureIndicator::consumeUserGesture()
{
    return UserGestureIndicator::consumeUserGesture();
}

WebUserGestureToken WebUserGestureIndicator::currentUserGestureToken()
{
    return WebUserGestureToken(UserGestureIndicator::currentToken());
}

void WebUserGestureIndicator::setHandler(WebUserGestureHandler* handler)
{
    gestureHandler()->setHandler(handler);
}

} // namespace blink