gdalgeorefpamdataset.h

/******************************************************************************
 *
 * Project:  GDAL
 * Purpose:  GDALPamDataset with internal storage for georeferencing, with
 *           priority for PAM over internal georeferencing
 * Author:   Even Rouault <even dot rouault at spatialys.com>
 *
 ******************************************************************************
 * Copyright (c) 2013, Even Rouault <even dot rouault at spatialys.com>
 *
 * SPDX-License-Identifier: MIT
 ****************************************************************************/
 
#ifndef GDAL_GEOREF_PAM_DATASET_H_INCLUDED
#define GDAL_GEOREF_PAM_DATASET_H_INCLUDED
 
#ifndef DOXYGEN_SKIP
 
#include "gdal_pam.h"
 
class CPL_DLL GDALGeorefPamDataset : public GDALPamDataset
{
  protected:
    bool bGeoTransformValid;
    GDALGeoTransform m_gt{};
    OGRSpatialReference m_oSRS{};
    int nGCPCount;
    GDAL_GCP *pasGCPList;
    char **m_papszRPC;
    bool m_bPixelIsPoint;
 
    mutable int m_nGeoTransformGeorefSrcIndex;
    int m_nGCPGeorefSrcIndex;
    int m_nProjectionGeorefSrcIndex;
    int m_nRPCGeorefSrcIndex;
    int m_nPixelIsPointGeorefSrcIndex;
 
    int GetPAMGeorefSrcIndex() const;
    mutable bool m_bGotPAMGeorefSrcIndex;
    mutable int m_nPAMGeorefSrcIndex;
 
    bool m_bPAMLoaded;
    char **m_papszMainMD;
 
    CPL_DISALLOW_COPY_ASSIGN(GDALGeorefPamDataset)
 
  public:
    GDALGeorefPamDataset();
    ~GDALGeorefPamDataset() override;
 
    CPLErr TryLoadXML(CSLConstList papszSiblingFiles = nullptr) override;
 
    CPLErr GetGeoTransform(GDALGeoTransform &gt) const override;
 
    const OGRSpatialReference *GetSpatialRef() const override;
 
    int GetGCPCount() override;
    const OGRSpatialReference *GetGCPSpatialRef() const override;
    const GDAL_GCP *GetGCPs() override;
 
    CSLConstList GetMetadata(const char *pszDomain = "") override;
    const char *GetMetadataItem(const char *pszName,
                                const char *pszDomain = "") override;
    CPLErr SetMetadata(CSLConstList papszMetadata,
                       const char *pszDomain = "") override;
    CPLErr SetMetadataItem(const char *pszName, const char *pszValue,
                           const char *pszDomain = "") override;
};
 
#endif /* #ifndef DOXYGEN_SKIP */
 
#endif /* GDAL_GEOREF_PAM_DATASET_H_INCLUDED */