Get the total occupiable floor area represented by a mass instance.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0)
Since: 2012

Syntax

C#
`public static double GetGrossFloorArea( Document document, ElementId massInstanceId )`

Visual Basic
`Public Shared Function GetGrossFloorArea ( _ document As Document, _ massInstanceId As ElementId _ ) As Double`

Visual C++
`public: static double GetGrossFloorArea( Document^ document, ElementId^ massInstanceId )`

massInstanceId: Type: Autodesk.Revit.DB ElementId
The ElementId of the mass instance.

The gross floor area in square feet.

Remarks

The area is computed from the cross sections that are created by intersecting the associated Levels with the mass instance Geometry.

Exception	Condition
Autodesk.Revit.Exceptions ArgumentException	The ElementId massInstanceId is not a mass instance.
Autodesk.Revit.Exceptions ArgumentNullException	A non-optional argument was NULL