OGR
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00001 /****************************************************************************** 00002 * $Id: ogrlayerdecorator.h 24633 2012-07-01 14:37:25Z rouault $ 00003 * 00004 * Project: OpenGIS Simple Features Reference Implementation 00005 * Purpose: Defines OGRLayerDecorator class 00006 * Author: Even Rouault, even dot rouault at mines dash paris dot org 00007 * 00008 ****************************************************************************** 00009 * Copyright (c) 2012, Even Rouault <even dot rouault at mines dash paris dot org> 00010 * 00011 * Permission is hereby granted, free of charge, to any person obtaining a 00012 * copy of this software and associated documentation files (the "Software"), 00013 * to deal in the Software without restriction, including without limitation 00014 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 00015 * and/or sell copies of the Software, and to permit persons to whom the 00016 * Software is furnished to do so, subject to the following conditions: 00017 * 00018 * The above copyright notice and this permission notice shall be included 00019 * in all copies or substantial portions of the Software. 00020 * 00021 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 00022 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00023 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 00024 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 00025 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 00026 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 00027 * DEALINGS IN THE SOFTWARE. 00028 ****************************************************************************/ 00029 00030 #ifndef _OGRLAYERDECORATOR_H_INCLUDED 00031 #define _OGRLAYERDECORATOR_H_INCLUDED 00032 00033 #include "ogrsf_frmts.h" 00034 00035 class OGRLayerDecorator : public OGRLayer 00036 { 00037 protected: 00038 OGRLayer *m_poDecoratedLayer; 00039 int m_bHasOwnership; 00040 00041 public: 00042 00043 OGRLayerDecorator(OGRLayer* poDecoratedLayer, 00044 int bTakeOwnership); 00045 virtual ~OGRLayerDecorator(); 00046 00047 virtual OGRGeometry *GetSpatialFilter(); 00048 virtual void SetSpatialFilter( OGRGeometry * ); 00049 virtual void SetSpatialFilterRect( double dfMinX, double dfMinY, 00050 double dfMaxX, double dfMaxY ); 00051 00052 virtual OGRErr SetAttributeFilter( const char * ); 00053 00054 virtual void ResetReading(); 00055 virtual OGRFeature *GetNextFeature(); 00056 virtual OGRErr SetNextByIndex( long nIndex ); 00057 virtual OGRFeature *GetFeature( long nFID ); 00058 virtual OGRErr SetFeature( OGRFeature *poFeature ); 00059 virtual OGRErr CreateFeature( OGRFeature *poFeature ); 00060 virtual OGRErr DeleteFeature( long nFID ); 00061 00062 virtual const char *GetName(); 00063 virtual OGRwkbGeometryType GetGeomType(); 00064 virtual OGRFeatureDefn *GetLayerDefn(); 00065 00066 virtual OGRSpatialReference *GetSpatialRef(); 00067 00068 virtual int GetFeatureCount( int bForce = TRUE ); 00069 virtual OGRErr GetExtent(OGREnvelope *psExtent, int bForce = TRUE); 00070 00071 virtual int TestCapability( const char * ); 00072 00073 /* Deprecated (and un-implemented method) --> we won't decorate it ! */ 00074 /* virtual const char *GetInfo( const char * ); */ 00075 00076 virtual OGRErr CreateField( OGRFieldDefn *poField, 00077 int bApproxOK = TRUE ); 00078 virtual OGRErr DeleteField( int iField ); 00079 virtual OGRErr ReorderFields( int* panMap ); 00080 virtual OGRErr AlterFieldDefn( int iField, OGRFieldDefn* poNewFieldDefn, int nFlags ); 00081 00082 virtual OGRErr SyncToDisk(); 00083 00084 virtual OGRStyleTable *GetStyleTable(); 00085 virtual void SetStyleTableDirectly( OGRStyleTable *poStyleTable ); 00086 00087 virtual void SetStyleTable(OGRStyleTable *poStyleTable); 00088 00089 virtual OGRErr StartTransaction(); 00090 virtual OGRErr CommitTransaction(); 00091 virtual OGRErr RollbackTransaction(); 00092 00093 virtual const char *GetFIDColumn(); 00094 virtual const char *GetGeometryColumn(); 00095 00096 virtual OGRErr SetIgnoredFields( const char **papszFields ); 00097 }; 00098 00099 #endif // _OGRLAYERDECORATOR_H_INCLUDED