1 /******************************************************************************
2  * $Id: ogrlayerdecorator.h 355b41831cd2685c85d1aabe5b95665a2c6e99b7 2019-06-19 17:07:04 +0200 Even Rouault $
3  *
4  * Project:  OpenGIS Simple Features Reference Implementation
5  * Purpose:  Defines OGRLayerDecorator class
6  * Author:   Even Rouault, even dot rouault at spatialys.com
7  *
8  ******************************************************************************
9  * Copyright (c) 2012-2013, Even Rouault <even dot rouault at spatialys.com>
10  *
11  * Permission is hereby granted, free of charge, to any person obtaining a
12  * copy of this software and associated documentation files (the "Software"),
13  * to deal in the Software without restriction, including without limitation
14  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
15  * and/or sell copies of the Software, and to permit persons to whom the
16  * Software is furnished to do so, subject to the following conditions:
17  *
18  * The above copyright notice and this permission notice shall be included
19  * in all copies or substantial portions of the Software.
20  *
21  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
22  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
24  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
25  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
26  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
27  * DEALINGS IN THE SOFTWARE.
28  ****************************************************************************/
29 
30 #ifndef OGRLAYERDECORATOR_H_INCLUDED
31 #define OGRLAYERDECORATOR_H_INCLUDED
32 
33 #ifndef DOXYGEN_SKIP
34 
35 #include "ogrsf_frmts.h"
36 
37 class CPL_DLL OGRLayerDecorator : public OGRLayer
38 {
39     CPL_DISALLOW_COPY_ASSIGN(OGRLayerDecorator)
40 
41   protected:
42     OGRLayer *m_poDecoratedLayer;
43     int       m_bHasOwnership;
44 
45   public:
46 
47                        OGRLayerDecorator(OGRLayer* poDecoratedLayer,
48                                          int bTakeOwnership);
49     virtual           ~OGRLayerDecorator();
50 
51     virtual OGRGeometry *GetSpatialFilter() override;
52     virtual void        SetSpatialFilter( OGRGeometry * ) override;
53     virtual void        SetSpatialFilterRect( double dfMinX, double dfMinY,
54                                               double dfMaxX, double dfMaxY ) override;
55     virtual void        SetSpatialFilter( int iGeomField, OGRGeometry * ) override;
56     virtual void        SetSpatialFilterRect( int iGeomField, double dfMinX, double dfMinY,
57                                               double dfMaxX, double dfMaxY ) override;
58 
59     virtual OGRErr      SetAttributeFilter( const char * ) override;
60 
61     virtual void        ResetReading() override;
62     virtual OGRFeature *GetNextFeature() override;
63     virtual OGRErr      SetNextByIndex( GIntBig nIndex ) override;
64     virtual OGRFeature *GetFeature( GIntBig nFID ) override;
65     virtual OGRErr      ISetFeature( OGRFeature *poFeature ) override;
66     virtual OGRErr      ICreateFeature( OGRFeature *poFeature ) override;
67     virtual OGRErr      DeleteFeature( GIntBig nFID ) override;
68 
69     virtual const char *GetName() override;
70     virtual OGRwkbGeometryType GetGeomType() override;
71     virtual OGRFeatureDefn *GetLayerDefn() override;
72 
73     virtual OGRSpatialReference *GetSpatialRef() override;
74 
75     virtual GIntBig     GetFeatureCount( int bForce = TRUE ) override;
76     virtual OGRErr      GetExtent(int iGeomField, OGREnvelope *psExtent, int bForce = TRUE) override;
77     virtual OGRErr      GetExtent(OGREnvelope *psExtent, int bForce = TRUE) override;
78 
79     virtual int         TestCapability( const char * ) override;
80 
81     virtual OGRErr      CreateField( OGRFieldDefn *poField,
82                                      int bApproxOK = TRUE ) override;
83     virtual OGRErr      DeleteField( int iField ) override;
84     virtual OGRErr      ReorderFields( int* panMap ) override;
85     virtual OGRErr      AlterFieldDefn( int iField, OGRFieldDefn* poNewFieldDefn, int nFlags ) override;
86 
87     virtual OGRErr      CreateGeomField( OGRGeomFieldDefn *poField,
88                                          int bApproxOK = TRUE ) override;
89 
90     virtual OGRErr      SyncToDisk() override;
91 
92     virtual OGRStyleTable *GetStyleTable() override;
93     virtual void        SetStyleTableDirectly( OGRStyleTable *poStyleTable ) override;
94 
95     virtual void        SetStyleTable(OGRStyleTable *poStyleTable) override;
96 
97     virtual OGRErr      StartTransaction() override;
98     virtual OGRErr      CommitTransaction() override;
99     virtual OGRErr      RollbackTransaction() override;
100 
101     virtual const char *GetFIDColumn() override;
102     virtual const char *GetGeometryColumn() override;
103 
104     virtual OGRErr      SetIgnoredFields( const char **papszFields ) override;
105 
106     virtual char      **GetMetadata( const char * pszDomain = "" ) override;
107     virtual CPLErr      SetMetadata( char ** papszMetadata,
108                                      const char * pszDomain = "" ) override;
109     virtual const char *GetMetadataItem( const char * pszName,
110                                          const char * pszDomain = "" ) override;
111     virtual CPLErr      SetMetadataItem( const char * pszName,
112                                          const char * pszValue,
113                                          const char * pszDomain = "" ) override;
114 
GetBaseLayer()115     OGRLayer* GetBaseLayer() const { return m_poDecoratedLayer; }
116 };
117 
118 #endif /* #ifndef DOXYGEN_SKIP */
119 
120 #endif // OGRLAYERDECORATOR_H_INCLUDED
121