int OGRFeatureDefn::IsSame( OGRFeatureDefn * poOtherFeatureDefn )
{
if (strcmp(GetName(), poOtherFeatureDefn->GetName()) == 0 &&
GetFieldCount() == poOtherFeatureDefn->GetFieldCount() &&
GetGeomFieldCount() == poOtherFeatureDefn->GetGeomFieldCount())
{
int i;
for(i=0;i<nFieldCount;i++)
{
const OGRFieldDefn* poFldDefn = GetFieldDefn(i);
const OGRFieldDefn* poOtherFldDefn = poOtherFeatureDefn->GetFieldDefn(i);
if (!poFldDefn->IsSame(poOtherFldDefn))
{
return FALSE;
}
}
for(i=0;i<nGeomFieldCount;i++)
{
OGRGeomFieldDefn* poGFldDefn = GetGeomFieldDefn(i);
OGRGeomFieldDefn* poOtherGFldDefn =
poOtherFeatureDefn->GetGeomFieldDefn(i);
if (!poGFldDefn->IsSame(poOtherGFldDefn))
{
return FALSE;
}
}
return TRUE;
}
return FALSE;
}
void OGRFeatureDefn::SetGeomType( OGRwkbGeometryType eNewType )
{
if( GetGeomFieldCount() > 0 )
{
if( GetGeomFieldCount() == 1 && eNewType == wkbNone )
DeleteGeomFieldDefn(0);
else
GetGeomFieldDefn(0)->SetType(eNewType);
}
else if( eNewType != wkbNone )
{
OGRGeomFieldDefn oGeomFieldDefn( "", eNewType );
AddGeomFieldDefn(&oGeomFieldDefn);
}
}
/**
* \fn OGRwkbGeometryType OGRFeatureDefn::GetGeomType();
*
* \brief Fetch the geometry base type.
*
* Note that some drivers are unable to determine a specific geometry
* type for a layer, in which case wkbUnknown is returned. A value of
* wkbNone indicates no geometry is available for the layer at all.
* Many drivers do not properly mark the geometry
* type as 25D even if some or all geometries are in fact 25D. A few (broken)
* drivers return wkbPolygon for layers that also include wkbMultiPolygon.
*
* Starting with GDAL 1.11, this method returns GetGeomFieldDefn(0)->GetType().
*
* This method is the same as the C function OGR_FD_GetGeomType().
*
* @return the base type for all geometry related to this definition.
*/
OGRwkbGeometryType OGRFeatureDefn::GetGeomType()
{
if( GetGeomFieldCount() == 0 )
return wkbNone;
OGRwkbGeometryType eType = GetGeomFieldDefn(0)->GetType();
if( eType == (wkbUnknown | wkb25DBitInternalUse) && CSLTestBoolean(CPLGetConfigOption("QGIS_HACK", "NO")) )
eType = wkbUnknown;
return eType;
}
void OGRFeatureDefn::AddGeomFieldDefn( OGRGeomFieldDefn * poNewDefn,
int bCopy )
{
GetGeomFieldCount();
papoGeomFieldDefn = (OGRGeomFieldDefn **)
CPLRealloc( papoGeomFieldDefn, sizeof(void*)*(nGeomFieldCount+1) );
papoGeomFieldDefn[nGeomFieldCount] = (bCopy) ?
new OGRGeomFieldDefn( poNewDefn ) : poNewDefn;
nGeomFieldCount++;
}
OGRGeomFieldDefn *OGRFeatureDefn::GetGeomFieldDefn( int iGeomField )
{
if( iGeomField < 0 || iGeomField >= GetGeomFieldCount() )
{
CPLError(CE_Failure, CPLE_AppDefined, "Invalid index : %d", iGeomField);
return NULL;
}
return papoGeomFieldDefn[iGeomField];
}
int OGRFeatureDefn::GetGeomFieldIndex( const char * pszGeomFieldName )
{
GetGeomFieldCount();
for( int i = 0; i < nGeomFieldCount; i++ )
{
if( EQUAL(pszGeomFieldName, GetGeomFieldDefn(i)->GetNameRef() ) )
return i;
}
return -1;
}
OGRErr OGRFeatureDefn::DeleteGeomFieldDefn( int iGeomField )
{
if (iGeomField < 0 || iGeomField >= GetGeomFieldCount())
return OGRERR_FAILURE;
delete papoGeomFieldDefn[iGeomField];
papoGeomFieldDefn[iGeomField] = NULL;
if (iGeomField < nGeomFieldCount - 1)
{
memmove(papoGeomFieldDefn + iGeomField,
papoGeomFieldDefn + iGeomField + 1,
(nGeomFieldCount - 1 - iGeomField) * sizeof(void*));
}
nGeomFieldCount--;
return OGRERR_NONE;
}
OGRFeatureDefn *OGRFeatureDefn::Clone()
{
int i;
OGRFeatureDefn *poCopy;
poCopy = new OGRFeatureDefn( GetName() );
GetFieldCount();
for( i = 0; i < nFieldCount; i++ )
poCopy->AddFieldDefn( GetFieldDefn( i ) );
/* There is a default geometry field created at OGRFeatureDefn instanciation */
poCopy->DeleteGeomFieldDefn(0);
GetGeomFieldCount();
for( i = 0; i < nGeomFieldCount; i++ )
poCopy->AddGeomFieldDefn( GetGeomFieldDefn( i ) );
return poCopy;
}
void OGRFeatureDefn::SetGeometryIgnored( int bIgnore )
{
if( GetGeomFieldCount() > 0 )
GetGeomFieldDefn(0)->SetIgnored(bIgnore);
}
int OGRFeatureDefn::IsGeometryIgnored()
{
if( GetGeomFieldCount() == 0 )
return FALSE;
return GetGeomFieldDefn(0)->IsIgnored();
}
/**
* \fn OGRwkbGeometryType OGRFeatureDefn::GetGeomType();
*
* \brief Fetch the geometry base type.
*
* Note that some drivers are unable to determine a specific geometry
* type for a layer, in which case wkbUnknown is returned. A value of
* wkbNone indicates no geometry is available for the layer at all.
* Many drivers do not properly mark the geometry
* type as 25D even if some or all geometries are in fact 25D. A few (broken)
* drivers return wkbPolygon for layers that also include wkbMultiPolygon.
*
* Starting with GDAL 1.11, this method returns GetGeomFieldDefn(0)->GetType().
*
* This method is the same as the C function OGR_FD_GetGeomType().
*
* @return the base type for all geometry related to this definition.
*/
OGRwkbGeometryType OGRFeatureDefn::GetGeomType()
{
if( GetGeomFieldCount() == 0 )
return wkbNone;
return GetGeomFieldDefn(0)->GetType();
}
