00001 /****************************************************************************** 00002 * $Id: sfctable.h,v 1.9 2001/11/01 17:05:01 warmerda Exp $ 00003 * 00004 * Project: OpenGIS Simple Features Reference Implementation 00005 * Purpose: SFCTable class, client side abstraction for an OLE DB spatial 00006 * table based on ATL CTable. 00007 * Author: Frank Warmerdam, warmerda@home.com 00008 * 00009 ****************************************************************************** 00010 * Copyright (c) 1999, Les Technologies SoftMap Inc. 00011 * 00012 * Permission is hereby granted, free of charge, to any person obtaining a 00013 * copy of this software and associated documentation files (the "Software"), 00014 * to deal in the Software without restriction, including without limitation 00015 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 00016 * and/or sell copies of the Software, and to permit persons to whom the 00017 * Software is furnished to do so, subject to the following conditions: 00018 * 00019 * The above copyright notice and this permission notice shall be included 00020 * in all copies or substantial portions of the Software. 00021 * 00022 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 00023 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00024 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 00025 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 00026 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 00027 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 00028 * DEALINGS IN THE SOFTWARE. 00029 ****************************************************************************** 00030 * 00031 * $Log: sfctable.h,v $ 00032 * Revision 1.9 2001/11/01 17:05:01 warmerda 00033 * various old additions 00034 * 00035 * Revision 1.8 1999/12/30 16:53:48 warmerda 00036 * provide app access to poSRS 00037 * 00038 * Revision 1.7 1999/11/18 19:02:20 warmerda 00039 * expanded tabs 00040 * 00041 * Revision 1.6 1999/07/08 20:26:48 warmerda 00042 * Added concept of an OGRFeatureDefn being associated with SFCTable. 00043 * 00044 * Revision 1.5 1999/06/26 05:34:17 warmerda 00045 * Added support for poSRS, and use creating geometry 00046 * 00047 * Revision 1.4 1999/06/10 19:18:22 warmerda 00048 * added support for the spatial ref schema rowset 00049 * 00050 * Revision 1.3 1999/06/08 16:04:25 warmerda 00051 * Remove short method help because it was overriding the full help. 00052 * 00053 * Revision 1.2 1999/06/08 15:41:16 warmerda 00054 * added working blob/geometry support 00055 * 00056 * Revision 1.1 1999/06/08 03:50:43 warmerda 00057 * New 00058 * 00059 */ 00060 00061 #ifndef SFCTABLE_H_INCLUDED 00062 #define SFCTABLE_H_INCLUDED 00063 00064 #include <atldbcli.h> 00065 00066 class OGRFeature; 00067 class OGRFeatureDefn; 00068 class OGRGeometry; 00069 class OGRSpatialReference; 00070 00071 /************************************************************************/ 00072 /* SFCTable */ 00073 /************************************************************************/ 00074 00085 class SFCTable : public CTable<CDynamicAccessor> 00086 { 00087 private: 00088 int bTriedToIdentify; 00089 int iBindColumn; 00090 int iGeomColumn; /* -1 means there is none 00091 this is paoColumnInfo index, not ord. */ 00092 00093 void IdentifyGeometry(); /* find the geometry column */ 00094 00095 BYTE *pabyLastGeometry; 00096 00097 int nGeomType; 00098 ULONG nSRS_ID; 00099 00100 int ReadOGISColumnInfo( CSession * poCSession, 00101 const char * pszColumnName = NULL ); 00102 int FetchDefGeomColumn( CSession * poCSession ); 00103 00104 char *pszTableName; 00105 char *pszDefGeomColumn; 00106 00107 OGRSpatialReference * poSRS; 00108 00109 OGRFeatureDefn * poDefn; 00110 ULONG *panColOrdinal; 00111 00112 public: 00113 SFCTable(); 00114 virtual ~SFCTable(); 00115 00116 HRESULT OpenFromRowset( IRowset * pIRowset ); 00117 00118 HRESULT Open( const CSession& session, DBID& dbid, 00119 DBPROPSET* pPropSet = NULL ); 00120 00121 void SetTableName( const char * ); 00122 const char *GetTableName(); 00123 00124 int ReadSchemaInfo( CDataSource *, CSession * = NULL ); 00125 00126 void ReleaseIUnknowns(); 00127 00128 int GetSpatialRefID(); 00129 OGRSpatialReference *GetSpatialRef() { return poSRS; } 00130 00131 int GetGeometryColumn(); 00132 00133 int HasGeometry(); 00134 00135 int GetGeometryType(); 00136 00137 BYTE *GetWKBGeometry( int * pnSize ); 00138 00139 OGRGeometry *GetOGRGeometry(); 00140 00141 OGRFeature *GetOGRFeature(); 00142 00143 OGRFeatureDefn *GetOGRFeatureDefn(); 00144 }; 00145 00146 #endif /* ndef SFCTABLE_H_INCLUDED */