/******************************************************************************
 * $Id$
 *
 * Project:  OpenGIS Simple Features Reference Implementation
 * Purpose:  Private definitions for OGR/VFK driver.
 * Author:   Martin Landa, landa.martin gmail.com
 *
 ******************************************************************************
 * Copyright (c) 2009-2010, Martin Landa <landa.martin gmail.com>
 *
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use, copy,
 * modify, merge, publish, distribute, sublicense, and/or sell copies
 * of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 ****************************************************************************/

#ifndef GDAL_OGR_VFK_H_INCLUDED
#define GDAL_OGR_VFK_H_INCLUDED

#include <map>
#include <string>

#include "ogrsf_frmts.h"
#include "vfkreader.h"

class OGRVFKDataSource;

/************************************************************************/
/*                            OGRVFKLayer                               */
/************************************************************************/

class OGRVFKLayer : public OGRLayer
{
  private:
    /* spatial reference */
    OGRSpatialReference *poSRS;

    /* feature definition */
    OGRFeatureDefn *poFeatureDefn;

    /* VFK data block */
    IVFKDataBlock *poDataBlock;

    /* get next feature */
    int m_iNextFeature;

    /* private methods */
    static const OGRGeometry *GetGeometry(IVFKFeature *);
    OGRFeature *GetFeature(IVFKFeature *);

  public:
    OGRVFKLayer(const char *, OGRSpatialReference *, OGRwkbGeometryType,
                OGRVFKDataSource *);
    ~OGRVFKLayer();

    OGRFeature *GetNextFeature() override;
    OGRFeature *GetFeature(GIntBig) override;

    OGRFeatureDefn *GetLayerDefn() override
    {
        return poFeatureDefn;
    }

    void ResetReading() override;

    int TestCapability(const char *) override;

    GIntBig GetFeatureCount(int = TRUE) override;
};

/************************************************************************/
/*                           OGRVFKDataSource                           */
/************************************************************************/
class OGRVFKDataSource : public OGRDataSource
{
  private:
    /* list of available layers */
    OGRVFKLayer **papoLayers;
    int nLayers;

    char *pszName;

    /* input related parameters */
    IVFKReader *poReader;

    /* private methods */
    OGRVFKLayer *CreateLayerFromBlock(const IVFKDataBlock *);

  public:
    OGRVFKDataSource();
    ~OGRVFKDataSource();

    int Open(GDALOpenInfo *poOpenInfo);

    const char *GetName() override
    {
        return pszName;
    }

    int GetLayerCount() override
    {
        return nLayers;
    }

    OGRLayer *GetLayer(int) override;

    int TestCapability(const char *) override;

    IVFKReader *GetReader() const
    {
        return poReader;
    }
};

#endif  // GDAL_OGR_VFK_H_INCLUDED
