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/*
*
* This file is part of QMapControl,
* an open-source cross-platform map widget
*
* Copyright (C) 2007 - 2008 Kai Winter
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with QMapControl. If not, see <http://www.gnu.org/licenses/>.
*
* Contact e-mail: kaiwinter@gmx.de
* Program URL   : http://qmapcontrol.sourceforge.net/
*
*/

#ifndef GOOGLESATMAPADAPTER_H
#define GOOGLESATMAPADAPTER_H

#include "mapadapter.h"
namespace qmapcontrol
{
    //! MapAdapter for Google
    /*!
     * This is a conveniece class, which extends and configures a TileMapAdapter
     *  @author Kai Winter <kaiwinter@gmx.de>
     */
    class GoogleSatMapAdapter : public MapAdapter
    {
        Q_OBJECT
    public:
        //! constructor
        /*!
         * This construct a Google Adapter
         */
        GoogleSatMapAdapter();
        virtual ~GoogleSatMapAdapter();

        virtual QPoint          coordinateToDisplay(const QPointF&) const;
        virtual QPointF displayToCoordinate(const QPoint&) const;

        //! returns the host of this MapAdapter
        /*!
         * @return  the host of this MapAdapter
         */
        QString getHost         () const;


    protected:
        virtual void zoom_in();
        virtual void zoom_out();
        virtual QString query(int x, int y, int z) const;
        virtual bool isValid(int x, int y, int z) const;

    private:
        virtual QString getQ(qreal longitude, qreal latitude, int zoom) const;
        qreal getMercatorLatitude(qreal YCoord) const;
        qreal getMercatorYCoord(qreal lati) const;

        qreal coord_per_x_tile;
        qreal coord_per_y_tile;
        int srvNum;
    };
}
#endif