static ContainerPtr MyGetContainerFromRoot (
KmlFactory *m_poKmlFactory, ElementPtr poKmlRoot )
{
ContainerPtr poKmlContainer = NULL;
if ( poKmlRoot ) {
/***** skip over the <kml> we want the container *****/
if ( poKmlRoot->IsA ( kmldom::Type_kml ) ) {
KmlPtr poKmlKml = AsKml ( poKmlRoot );
if ( poKmlKml->has_feature ( ) ) {
FeaturePtr poKmlFeat = poKmlKml->get_feature ( );
if ( poKmlFeat->IsA ( kmldom::Type_Container ) )
poKmlContainer = AsContainer ( poKmlFeat );
else if ( poKmlFeat->IsA ( kmldom::Type_Placemark ) )
{
poKmlContainer = m_poKmlFactory->CreateDocument ( );
poKmlContainer->add_feature ( kmldom::AsFeature(kmlengine::Clone(poKmlFeat)) );
}
}
}
else if ( poKmlRoot->IsA ( kmldom::Type_Container ) )
poKmlContainer = AsContainer ( poKmlRoot );
}
return poKmlContainer;
}
OGRErr OGRLIBKMLLayer::ICreateFeature (
OGRFeature * poOgrFeat )
{
if ( !bUpdate )
return OGRERR_UNSUPPORTED_OPERATION;
if( m_bRegionBoundsAuto && poOgrFeat->GetGeometryRef() != NULL &&
!(poOgrFeat->GetGeometryRef()->IsEmpty()) )
{
OGREnvelope sEnvelope;
poOgrFeat->GetGeometryRef()->getEnvelope(&sEnvelope);
m_dfRegionMinX = MIN(m_dfRegionMinX, sEnvelope.MinX);
m_dfRegionMinY = MIN(m_dfRegionMinY, sEnvelope.MinY);
m_dfRegionMaxX = MAX(m_dfRegionMaxX, sEnvelope.MaxX);
m_dfRegionMaxY = MAX(m_dfRegionMaxY, sEnvelope.MaxY);
}
FeaturePtr poKmlFeature =
feat2kml ( m_poOgrDS, this, poOgrFeat, m_poOgrDS->GetKmlFactory ( ),
m_bUseSimpleField );
if( m_poKmlLayer != NULL )
m_poKmlLayer->add_feature ( poKmlFeature );
else
{
CPLAssert( m_poKmlUpdate != NULL );
KmlFactory *poKmlFactory = m_poOgrDS->GetKmlFactory ( );
CreatePtr poCreate = poKmlFactory->CreateCreate();
ContainerPtr poContainer;
if( m_bUpdateIsFolder )
poContainer = poKmlFactory->CreateFolder();
else
poContainer = poKmlFactory->CreateDocument();
poContainer->set_targetid(OGRLIBKMLGetSanitizedNCName(GetName()));
poContainer->add_feature ( poKmlFeature );
poCreate->add_container(poContainer);
m_poKmlUpdate->add_updateoperation(poCreate);
}
/***** update the layer class count of features *****/
if( m_poKmlLayer != NULL )
{
nFeatures++;
const char* pszId = CPLSPrintf("%s.%d",
OGRLIBKMLGetSanitizedNCName(GetName()).c_str(), nFeatures);
poOgrFeat->SetFID(nFeatures);
poKmlFeature->set_id(pszId);
}
else
{
if( poOgrFeat->GetFID() < 0 )
{
static int bAlreadyWarned = FALSE;
if( !bAlreadyWarned )
{
bAlreadyWarned = TRUE;
CPLError(CE_Warning, CPLE_AppDefined,
"It is recommended to define a FID when calling CreateFeature() in a update document");
}
}
else
{
const char* pszId = CPLSPrintf("%s." CPL_FRMT_GIB,
OGRLIBKMLGetSanitizedNCName(GetName()).c_str(), poOgrFeat->GetFID());
poOgrFeat->SetFID(nFeatures);
poKmlFeature->set_id(pszId);
}
}
/***** mark the layer as updated *****/
bUpdated = TRUE;
m_poOgrDS->Updated ( );
return OGRERR_NONE;
}
