GDAL

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 #include <map>
37
38 class CPL_DLL IOGREditableLayerSynchronizer
39 {
40 public:
41 virtual ~IOGREditableLayerSynchronizer();
42
43 virtual OGRErr EditableSyncToDisk(OGRLayer *poEditableLayer,
44 OGRLayer **ppoDecoratedLayer) = 0;
45 };
46
47 class CPL_DLL OGREditableLayer : public OGRLayerDecorator
48 {
49 CPL_DISALLOW_COPY_ASSIGN(OGREditableLayer)
50
51 protected:
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 std::map<CPLString, int> m_oMapEditableFDefnFieldNameToIdx{};
66
67 OGRFeature *Translate(OGRFeatureDefn *poTargetDefn,
68 OGRFeature *poSrcFeature, bool bCanStealSrcFeature,
69 bool bHideDeletedFields);
70 void DetectNextFID();
71 int GetSrcGeomFieldIndex(int iGeomField);
72
73 public:
74 OGREditableLayer(OGRLayer *poDecoratedLayer,
75 bool bTakeOwnershipDecoratedLayer,
76 IOGREditableLayerSynchronizer *poSynchronizer,
77 bool bTakeOwnershipSynchronizer);
78 virtual ~OGREditableLayer();
79
80 void SetNextFID(GIntBig nNextFID);
81 void SetSupportsCreateGeomField(bool SupportsCreateGeomField);
82 void SetSupportsCurveGeometries(bool bSupportsCurveGeometries);
83
84 virtual OGRGeometry *GetSpatialFilter() override;
85 virtual void SetSpatialFilter(OGRGeometry *) override;
86 virtual void SetSpatialFilterRect(double dfMinX, double dfMinY,
87 double dfMaxX, double dfMaxY) override;
88 virtual void SetSpatialFilter(int iGeomField, OGRGeometry *) override;
89 virtual void SetSpatialFilterRect(int iGeomField, double dfMinX,
90 double dfMinY, double dfMaxX,
91 double dfMaxY) override;
92
93 virtual OGRErr SetAttributeFilter(const char *) override;
94 virtual bool GetArrowStream(struct ArrowArrayStream *out_stream,
95 CSLConstList papszOptions = nullptr) override;
96
97 virtual void ResetReading() override;
98 virtual OGRFeature *GetNextFeature() override;
99 virtual OGRErr SetNextByIndex(GIntBig nIndex) override;
100 virtual OGRFeature *GetFeature(GIntBig nFID) override;
101 virtual OGRErr ISetFeature(OGRFeature *poFeature) override;
102 virtual OGRErr ICreateFeature(OGRFeature *poFeature) override;
103 virtual OGRErr IUpsertFeature(OGRFeature *poFeature) override;
104 OGRErr IUpdateFeature(OGRFeature *poFeature, int nUpdatedFieldsCount,
105 const int *panUpdatedFieldsIdx,
106 int nUpdatedGeomFieldsCount,
107 const int *panUpdatedGeomFieldsIdx,
108 bool bUpdateStyleString) override;
109 virtual OGRErr DeleteFeature(GIntBig nFID) override;
110
111 virtual OGRwkbGeometryType GetGeomType() override;
112 virtual OGRFeatureDefn *GetLayerDefn() override;
113
114 virtual OGRSpatialReference *GetSpatialRef() override;
115
116 virtual GIntBig GetFeatureCount(int bForce = TRUE) override;
117 virtual OGRErr GetExtent(int iGeomField, OGREnvelope *psExtent,
118 int bForce = TRUE) override;
119 virtual OGRErr GetExtent(OGREnvelope *psExtent, int bForce = TRUE) override;
120
121 virtual int TestCapability(const char *) override;
122
123 virtual OGRErr CreateField(OGRFieldDefn *poField,
124 int bApproxOK = TRUE) override;
125 virtual OGRErr DeleteField(int iField) override;
126 virtual OGRErr ReorderFields(int *panMap) override;
127 virtual OGRErr AlterFieldDefn(int iField, OGRFieldDefn *poNewFieldDefn,
128 int nFlags) override;
129 virtual OGRErr
130 AlterGeomFieldDefn(int iGeomField,
131 const OGRGeomFieldDefn *poNewGeomFieldDefn,
132 int nFlags) override;
133
134 virtual OGRErr CreateGeomField(OGRGeomFieldDefn *poField,
135 int bApproxOK = TRUE) override;
136
137 virtual OGRErr SyncToDisk() override;
138
139 virtual OGRErr StartTransaction() override;
140 virtual OGRErr CommitTransaction() override;
141 virtual OGRErr RollbackTransaction() override;
142
143 virtual const char *GetGeometryColumn() override;
144 };
146
147 #endif // OGREDITABLELAYER_H_INCLUDED
OGRSpatialReference
This class represents an OpenGIS Spatial Reference System, and contains methods for converting betwee...
Definition: ogr_spatialref.h:166
OGRGeometry
Abstract base class for all geometry classes.
Definition: ogr_geometry.h:334
OGRLayer
This class represents a layer of simple features, with access methods.
Definition: ogrsf_frmts.h:73
CSLConstList
char ** CSLConstList
Type of a constant null-terminated list of nul terminated strings.
Definition: cpl_port.h:1178
OGRFieldDefn
Definition of an attribute of an OGRFeatureDefn.
Definition: ogr_feature.h:103
OGRGeomFieldDefn
Definition of a geometry field of an OGRFeatureDefn.
Definition: ogr_feature.h:286
OGRErr
int OGRErr
Type for a OGR error.
Definition: ogr_core.h:378
GIntBig
long long GIntBig
Large signed integer type (generally 64-bit integer type).
Definition: cpl_port.h:226
OGRwkbGeometryType
OGRwkbGeometryType
List of well known binary geometry types.
Definition: ogr_core.h:406
OGRFeature
A simple feature, including geometry and attributes.
Definition: ogr_feature.h:680
OGREnvelope
Simple container for a bounding region (rectangle)
Definition: ogr_core.h:57
OGRFeatureDefn
Definition of a feature class or feature layer.
Definition: ogr_feature.h:385
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:1042