/****************************************************************************
**
** Copyright (C) 2013 Aaron McCarthy <mccarthy.aaron@gmail.com>
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtLocation module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
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** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
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** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
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** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
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****************************************************************************/

#include "qgeotilefetcherosm.h"
#include "qgeomapreplyosm.h"

#include <QtNetwork/QNetworkAccessManager>
#include <QtNetwork/QNetworkRequest>
#include <QtLocation/private/qgeotilespec_p.h>

QT_BEGIN_NAMESPACE

QGeoTileFetcherOsm::QGeoTileFetcherOsm(QGeoTiledMappingManagerEngine *parent)
:   QGeoTileFetcher(parent), m_networkManager(new QNetworkAccessManager(this)),
    m_userAgent("Qt Location based application")
{
}

void QGeoTileFetcherOsm::setUserAgent(const QByteArray &userAgent)
{
    m_userAgent = userAgent;
}

QGeoTiledMapReply *QGeoTileFetcherOsm::getTileImage(const QGeoTileSpec &spec)
{
    QNetworkRequest request;
    request.setRawHeader("User-Agent", m_userAgent);

    switch (spec.mapId()) {
        case 1:
            // opensteetmap.org street map
            request.setUrl(QUrl(QStringLiteral("http://a.tile.openstreetmap.org/") +
                                QString::number(spec.zoom()) + QLatin1Char('/') +
                                QString::number(spec.x()) + QLatin1Char('/') +
                                QString::number(spec.y()) + QStringLiteral(".png")));
            break;
        default:
            qWarning("Unknown map id %d\n", spec.mapId());
    }

    QNetworkReply *reply = m_networkManager->get(request);

    return new QGeoMapReplyOsm(reply, spec);
}

QT_END_NAMESPACE
