Line data    Source code

       1             : /******************************************************************************
       2             :  *
       3             :  * Project:  GML Utils
       4             :  * Purpose:  GML reader
       5             :  * Author:   Even Rouault, <even dot rouault at spatialys.com>
       6             :  *
       7             :  ******************************************************************************
       8             :  * Copyright (c) 2010-2011, Even Rouault <even dot rouault at spatialys.com>
       9             :  *
      10             :  * SPDX-License-Identifier: MIT
      11             :  ****************************************************************************/
      12             : 
      13             : #ifndef CPL_GMLUTILS_H_INCLUDED
      14             : #define CPL_GMLUTILS_H_INCLUDED
      15             : 
      16             : #include <memory>
      17             : #include <vector>
      18             : #include <string>
      19             : #include "cpl_minixml.h"
      20             : 
      21             : #include "ogr_geometry.h"
      22             : 
      23             : class OGRSpatialReference;
      24             : 
      25             : typedef enum
      26             : {
      27             :     GML_SWAP_AUTO,
      28             :     GML_SWAP_YES,
      29             :     GML_SWAP_NO,
      30             : } GMLSwapCoordinatesEnum;
      31             : 
      32             : typedef enum
      33             : {
      34             :     SRSNAME_SHORT,
      35             :     SRSNAME_OGC_URN,
      36             :     SRSNAME_OGC_URL
      37             : } OGRGMLSRSNameFormat;
      38             : 
      39             : const char CPL_DLL *
      40             : GML_ExtractSrsNameFromGeometry(const CPLXMLNode *const *papsGeometry,
      41             :                                std::string &osWork, bool bConsiderEPSGAsURN);
      42             : 
      43             : bool CPL_DLL GML_IsSRSLatLongOrder(const char *pszSRSName);
      44             : bool CPL_DLL GML_IsLegitSRSName(const char *pszSRSName);
      45             : 
      46             : class OGRGML_SRSCache;
      47             : OGRGML_SRSCache CPL_DLL *OGRGML_SRSCache_Create();
      48             : void CPL_DLL OGRGML_SRSCache_Destroy(OGRGML_SRSCache *hSRSCache);
      49             : 
      50             : class OGRGML_SRSCacheEntry
      51             : {
      52             :   public:
      53             :     OGRSpatialReference *poSRS = nullptr;
      54             :     double dfSemiMajor = 0;
      55             :     double dfLinearUnits = 0;  // only set if bIsProjected
      56             :     int nAxisCount = 0;
      57             :     bool bIsGeographic = false;
      58             :     bool bIsProjected = false;
      59             :     bool bAngularUnitIsDegree = false;  // only set if bIsGeographic
      60             :     bool bInvertedAxisOrder = false;
      61             : 
      62         362 :     OGRGML_SRSCacheEntry() = default;
      63             :     ~OGRGML_SRSCacheEntry();
      64             : 
      65             :     OGRGML_SRSCacheEntry(const OGRGML_SRSCacheEntry &) = delete;
      66             :     OGRGML_SRSCacheEntry &operator=(const OGRGML_SRSCacheEntry &) = delete;
      67             : };
      68             : 
      69             : std::shared_ptr<OGRGML_SRSCacheEntry> CPL_DLL
      70             : OGRGML_SRSCache_GetInfo(OGRGML_SRSCache *hSRSCache, const char *pszSRSName);
      71             : 
      72             : OGRGeometry CPL_DLL *GML2OGRGeometry_XMLNode(
      73             :     const CPLXMLNode *psNode, int nPseudoBoolGetSecondaryGeometryOption,
      74             :     OGRGML_SRSCache *hSRSCache, int nRecLevel = 0, int nSRSDimension = 0,
      75             :     bool bIgnoreGSG = false, bool bOrientation = true,
      76             :     bool bFaceHoleNegative = false, const char *pszId = nullptr);
      77             : 
      78             : OGRGeometry CPL_DLL *GML_BuildOGRGeometryFromList(
      79             :     const CPLXMLNode *const *papsGeometry, bool bTryToMakeMultipolygons,
      80             :     bool bInvertAxisOrderIfLatLong, const char *pszDefaultSRSName,
      81             :     bool bConsiderEPSGAsURN, GMLSwapCoordinatesEnum eSwapCoordinates,
      82             :     int nPseudoBoolGetSecondaryGeometryOption, OGRGML_SRSCache *hSRSCache,
      83             :     bool bFaceHoleNegative = false);
      84             : 
      85             : char CPL_DLL *GML_GetSRSName(const OGRSpatialReference *poSRS,
      86             :                              OGRGMLSRSNameFormat eSRSNameFormat,
      87             :                              bool *pbCoordSwap);
      88             : 
      89             : #endif /* _CPL_GMLREADERP_H_INCLUDED */