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AcMapLayer:: SelectFeatures Method
Selects features from a feature source according to the criteria set in the MgFeatureQueryOptions argument The criteria are applied to all of the features in the feature source.
MgFeatureReader* SelectFeatures( MgFeatureQueryOptions* options );
Parameters |
Description |
options |
MgFeatureQueryOptions instance containing all required filters for this select operation. |
Returns
Returns an MgFeatureReader containing the set of selected features.
Remarks
If you want to apply the criteria to a subset of the features, use the MgLayerBase::SelectAggregate Method.
MgXX classes belong to the OsGeo.MapGuide namespace and are descibed in the Geospatial Platform Reference.
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