# TopoGeometryPropertyDefinition.h File Reference

`#include <FdoStd.h>`
`#include <Fdo/Schema/GeometricPropertyDefinition.h>`

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## Classes
class | FdoTopoGeometryPropertyDefinition
| FdoTopoGeometryPropertyDefinition derives from FdoGeometricPropertyDefinition, but it has behavior of both geometry and fixed association. It can be used to relate an application-domain feature class (other than a topological primitive class) to a topology. One can use the short form TopoGeometry to refer to these properties. Values of this property can be used:. More...