IMapTopology Interface

Provides access to a Map topology, which is a collection of feature layers that can be edited using the arc 8.3 topology editing tools.

Product Availability

Members

	All Properties Methods	Description
	AddClass	Adds a feature class to this map topology. All existing topology elements will become invalid.
	Cache	The collection of topology elements constructed from the feature classes in this map topology.
	Class	A reference to the specified feature class in this map topology.
	ClassCount	The count of feature classes currently participating in this map topology.
	ClearClasses	Removes all feature classes from this map topology. All existing topology elements will become invalid.
	ClusterTolerance	The cracking/clustering tolerance used when constructing topology elements from the map topology's feature class collection.
	FindClass	Finds the zero-based index of the specified feature class.
	Name	The name of this map topology.
	RemoveClass	Removes a feature class from this map topology. All existing topology elements will become invalid.
	SpatialReference	The spatial reference of this map topology. By default, it is the spatial reference of the Map.

CoClasses that implement IMapTopology

Remarks

IMapTopology is the only interface currently used to control the MapTopology parameters. Use the members in this interface to define and modify the MapTopology.  A reference to a MapTopology class may be obtained from ITopologyExtension::MapTopology.