/****************************************************************************
**
** Copyright (C) 2013 Aaron McCarthy <mccarthy.aaron@gmail.com>
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtLocation module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
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** accordance with the commercial license agreement provided with the
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** following information to ensure the GNU Lesser General Public License
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** As a special exception, The Qt Company gives you certain additional
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****************************************************************************/

#ifndef QGEOTILEFETCHEROSM_H
#define QGEOTILEFETCHEROSM_H

#include "qgeotileproviderosm.h"
#include <QtLocation/private/qgeotilefetcher_p.h>
#include <QVector>

QT_BEGIN_NAMESPACE

class QNetworkAccessManager;

class QGeoTileFetcherOsm : public QGeoTileFetcher
{
    Q_OBJECT

    friend class QGeoMapReplyOsm;
    friend class QGeoTiledMappingManagerEngineOsm;
public:
    QGeoTileFetcherOsm(const QVector<QGeoTileProviderOsm *> &providers,
                       QNetworkAccessManager *nm,
                       QObject *parent = 0);

    void setUserAgent(const QByteArray &userAgent);

Q_SIGNALS:
    void providerDataUpdated(const QGeoTileProviderOsm *provider);

protected:
    bool initialized() const Q_DECL_OVERRIDE;

protected Q_SLOTS:
    void onProviderResolutionFinished(const QGeoTileProviderOsm *provider);
    void onProviderResolutionError(const QGeoTileProviderOsm *provider, QNetworkReply::NetworkError error);

private:
    QGeoTiledMapReply *getTileImage(const QGeoTileSpec &spec);
    void readyUpdated();

    QByteArray m_userAgent;
    QVector<QGeoTileProviderOsm *> m_providers;
    QNetworkAccessManager *m_nm;
    bool m_ready;
};

QT_END_NAMESPACE

#endif // QGEOTILEFETCHEROSM_H