30 #ifndef _OGRLAYERPOOL_H_INCLUDED
31 #define _OGRLAYERPOOL_H_INCLUDED
35 typedef OGRLayer* (*OpenLayerFunc)(
void* user_data);
36 typedef void (*FreeUserDataFunc)(
void* user_data);
54 virtual void CloseUnderlyingLayer() = 0;
71 int nMaxSimultaneouslyOpened;
80 int GetMaxSimultaneouslyOpened()
const {
return nMaxSimultaneouslyOpened; }
81 int GetSize()
const {
return nMRUListSize; }
90 OpenLayerFunc pfnOpenLayer;
91 FreeUserDataFunc pfnFreeUserData;
97 int OpenUnderlyingLayer();
101 virtual void CloseUnderlyingLayer();
106 OpenLayerFunc pfnOpenLayer,
107 FreeUserDataFunc pfnFreeUserData,
139 int bApproxOK = TRUE );
151 virtual OGRErr StartTransaction();
152 virtual OGRErr CommitTransaction();
153 virtual OGRErr RollbackTransaction();
161 #endif // _OGRLAYERPOOL_H_INCLUDED
virtual OGRFeatureDefn * GetLayerDefn()
Fetch the schema information for this layer.
Definition: ogrlayerpool.cpp:343
virtual OGRErr SyncToDisk()
Flush pending changes to disk.
Definition: ogrlayerpool.cpp:455
virtual const char * GetName()
Return the layer name.
Definition: ogrlayerpool.cpp:323
Definition: ogrlayerpool.h:44
virtual OGRErr DeleteFeature(long nFID)
Delete feature from layer.
Definition: ogrlayerpool.cpp:313
virtual void ResetReading()
Reset feature reading to start on the first feature.
Definition: ogrlayerpool.cpp:253
Definition: ogr_feature.h:120
virtual OGRGeometry * GetSpatialFilter()
This method returns the current spatial filter for this layer.
Definition: ogrlayerpool.cpp:223
virtual OGRErr DeleteField(int iField)
Delete an existing field on a layer.
Definition: ogrlayerpool.cpp:425
virtual OGRErr CreateField(OGRFieldDefn *poField, int bApproxOK=TRUE)
Create a new field on a layer.
Definition: ogrlayerpool.cpp:414
Definition: ogr_feature.h:51
virtual OGRFeature * GetFeature(long nFID)
Fetch a feature by its identifier.
Definition: ogrlayerpool.cpp:283
virtual OGRErr ReorderFields(int *panMap)
Reorder all the fields of a layer.
Definition: ogrlayerpool.cpp:435
OGRwkbGeometryType
Definition: ogr_core.h:297
virtual void SetStyleTableDirectly(OGRStyleTable *poStyleTable)
Set layer style table.
Definition: ogrlayerpool.cpp:475
virtual OGRErr SetFeature(OGRFeature *poFeature)
Rewrite an existing feature.
Definition: ogrlayerpool.cpp:293
Definition: ogr_geometry.h:77
virtual const char * GetGeometryColumn()
This method returns the name of the underlying database column being used as the geometry column...
Definition: ogrlayerpool.cpp:535
virtual OGRFeature * GetNextFeature()
Fetch the next available feature from this layer.
Definition: ogrlayerpool.cpp:263
virtual OGRErr SetNextByIndex(long nIndex)
Move read cursor to the nIndex'th feature in the current resultset.
Definition: ogrlayerpool.cpp:273
virtual OGRStyleTable * GetStyleTable()
Returns layer style table.
Definition: ogrlayerpool.cpp:465
Definition: ogrlayerpool.h:65
virtual int TestCapability(const char *)
Test if this layer supported the named capability.
Definition: ogrlayerpool.cpp:404
Definition: ogr_spatialref.h:128
virtual OGRErr CreateFeature(OGRFeature *poFeature)
Create and write a new feature within a layer.
Definition: ogrlayerpool.cpp:303
virtual OGRErr GetExtent(OGREnvelope *psExtent, int bForce=TRUE)
Fetch the extent of this layer.
Definition: ogrlayerpool.cpp:394
virtual OGRSpatialReference * GetSpatialRef()
Fetch the spatial reference system for this layer.
Definition: ogrlayerpool.cpp:366
Definition: ogr_core.h:47
Definition: ogrsf_frmts.h:58
Definition: ogrlayerpool.h:88
virtual OGRErr SetIgnoredFields(const char **papszFields)
Set which fields can be omitted when retrieving features from the layer.
Definition: ogrlayerpool.cpp:545
virtual int GetFeatureCount(int bForce=TRUE)
Fetch the feature count in this layer.
Definition: ogrlayerpool.cpp:384
Definition: ogr_feature.h:178
Definition: ogr_featurestyle.h:81
virtual void SetSpatialFilter(OGRGeometry *)
Set a new spatial filter.
Definition: ogrlayerpool.cpp:233
virtual void SetStyleTable(OGRStyleTable *poStyleTable)
Set layer style table.
Definition: ogrlayerpool.cpp:485
virtual const char * GetFIDColumn()
This method returns the name of the underlying database column being used as the FID column...
Definition: ogrlayerpool.cpp:525
virtual OGRErr AlterFieldDefn(int iField, OGRFieldDefn *poNewFieldDefn, int nFlags)
Alter the definition of an existing field on a layer.
Definition: ogrlayerpool.cpp:445
virtual OGRErr SetAttributeFilter(const char *)
Set a new attribute query.
Definition: ogrlayerpool.cpp:243
virtual OGRwkbGeometryType GetGeomType()
Return the layer geometry type.
Definition: ogrlayerpool.cpp:333