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ogreditablelayer.h
1 /******************************************************************************
2 * $Id$
3 *
4 * Project: OpenGIS Simple Features Reference Implementation
5 * Purpose: Defines OGREditableLayer class
6 * Author: Even Rouault <even.rouault at spatialys.com>
7 *
8 ******************************************************************************
9 * Copyright (c) 2015, Even Rouault <even.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 OGREDITABLELAYER_H_INCLUDED
31 #define OGREDITABLELAYER_H_INCLUDED
32
34 #include "ogrlayerdecorator.h"
35 #include <set>
36
37 class CPL_DLL IOGREditableLayerSynchronizer
38 {
39 public:
40 virtual ~IOGREditableLayerSynchronizer();
41
42 virtual OGRErr EditableSyncToDisk(OGRLayer* poEditableLayer,
43 OGRLayer** ppoDecoratedLayer) = 0;
44 };
45
46 class CPL_DLL OGREditableLayer : public OGRLayerDecorator
47 {
48 CPL_DISALLOW_COPY_ASSIGN(OGREditableLayer)
49
50 protected:
51
52 IOGREditableLayerSynchronizer *m_poSynchronizer;
53 bool m_bTakeOwnershipSynchronizer;
54 OGRFeatureDefn *m_poEditableFeatureDefn;
55 GIntBig m_nNextFID;
56 std::set<GIntBig> m_oSetCreated{};
57 std::set<GIntBig> m_oSetEdited{};
58 std::set<GIntBig> m_oSetDeleted{};
59 std::set<GIntBig>::iterator m_oIter{};
60 std::set<CPLString> m_oSetDeletedFields{};
61 OGRLayer *m_poMemLayer;
62 bool m_bStructureModified;
63 bool m_bSupportsCreateGeomField;
64 bool m_bSupportsCurveGeometries;
65
66 OGRFeature *Translate(OGRFeatureDefn* poTargetDefn,
67 OGRFeature* poSrcFeature,
68 bool bCanStealSrcFeature,
69 bool bHideDeletedFields);
70 void DetectNextFID();
71 int GetSrcGeomFieldIndex(int iGeomField);
72
73 public:
74
75 OGREditableLayer(OGRLayer* poDecoratedLayer,
76 bool bTakeOwnershipDecoratedLayer,
77 IOGREditableLayerSynchronizer* poSynchronizer,
78 bool bTakeOwnershipSynchronizer);
79 virtual ~OGREditableLayer();
80
81 void SetNextFID(GIntBig nNextFID);
82 void SetSupportsCreateGeomField(bool SupportsCreateGeomField);
83 void SetSupportsCurveGeometries(bool bSupportsCurveGeometries);
84
85 virtual OGRGeometry *GetSpatialFilter() override;
86 virtual void SetSpatialFilter( OGRGeometry * ) override;
87 virtual void SetSpatialFilterRect( double dfMinX, double dfMinY,
88 double dfMaxX, double dfMaxY ) override;
89 virtual void SetSpatialFilter( int iGeomField, OGRGeometry * ) override;
90 virtual void SetSpatialFilterRect( int iGeomField, double dfMinX, double dfMinY,
91 double dfMaxX, double dfMaxY ) override;
92
93 virtual OGRErr SetAttributeFilter( const char * ) override;
94
95 virtual void ResetReading() override;
96 virtual OGRFeature *GetNextFeature() override;
97 virtual OGRErr SetNextByIndex( GIntBig nIndex ) override;
98 virtual OGRFeature *GetFeature( GIntBig nFID ) override;
99 virtual OGRErr ISetFeature( OGRFeature *poFeature ) override;
100 virtual OGRErr ICreateFeature( OGRFeature *poFeature ) override;
101 virtual OGRErr DeleteFeature( GIntBig nFID ) override;
102
103 virtual OGRwkbGeometryType GetGeomType() override;
104 virtual OGRFeatureDefn *GetLayerDefn() override;
105
106 virtual OGRSpatialReference *GetSpatialRef() override;
107
108 virtual GIntBig GetFeatureCount( int bForce = TRUE ) override;
109 virtual OGRErr GetExtent(int iGeomField, OGREnvelope *psExtent, int bForce = TRUE) override;
110 virtual OGRErr GetExtent(OGREnvelope *psExtent, int bForce = TRUE) override;
111
112 virtual int TestCapability( const char * ) override;
113
114 virtual OGRErr CreateField( OGRFieldDefn *poField,
115 int bApproxOK = TRUE ) override;
116 virtual OGRErr DeleteField( int iField ) override;
117 virtual OGRErr ReorderFields( int* panMap ) override;
118 virtual OGRErr AlterFieldDefn( int iField, OGRFieldDefn* poNewFieldDefn, int nFlags ) override;
119
120 virtual OGRErr CreateGeomField( OGRGeomFieldDefn *poField,
121 int bApproxOK = TRUE ) override;
122
123 virtual OGRErr SyncToDisk() override;
124
125 virtual OGRErr StartTransaction() override;
126 virtual OGRErr CommitTransaction() override;
127 virtual OGRErr RollbackTransaction() override;
128
129 virtual const char *GetGeometryColumn() override;
130 };
132
133 #endif // OGREDITABLELAYER_H_INCLUDED
OGRGeomFieldDefn
Definition of a geometry field of an OGRFeatureDefn.
Definition: ogr_feature.h:182
OGRFeatureDefn
Definition of a feature class or feature layer.
Definition: ogr_feature.h:259
OGRFieldDefn
Definition of an attribute of an OGRFeatureDefn.
Definition: ogr_feature.h:92
OGRwkbGeometryType
OGRwkbGeometryType
List of well known binary geometry types.
Definition: ogr_core.h:317
OGRGeometry
Abstract base class for all geometry classes.
Definition: ogr_geometry.h:286
OGRSpatialReference
This class represents an OpenGIS Spatial Reference System, and contains methods for converting betwee...
Definition: ogr_spatialref.h:147
OGRLayer
This class represents a layer of simple features, with access methods.
Definition: ogrsf_frmts.h:70
OGRFeature
A simple feature, including geometry and attributes.
Definition: ogr_feature.h:354
GIntBig
long long GIntBig
Large signed integer type (generally 64-bit integer type).
Definition: cpl_port.h:248
OGRErr
int OGRErr
Simple container for a bounding region.
Definition: ogr_core.h:290
CPL_DISALLOW_COPY_ASSIGN
#define CPL_DISALLOW_COPY_ASSIGN(ClassName)
Helper to remove the copy and assignment constructors so that the compiler will not generate the defa...
Definition: cpl_port.h:989

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