Getting Started Creating Families and RFA Files

Q&A about family types, parameters, imperial internal Revit database length units, programmatically generating Revit family RFA files

Create Duct, Pipe and Point Transform

implement own family to represent straight piece of piping or ductwork, consider axis, rotation angle, base point arguments to apply CreateRotationAtPoint method in Revit,

RevitAPI: Create FamilyInstance on a wall face

apply HostObjectUtils class that comes with methods to obtain faces of host objects, change parameter ‘schedule level’ to real level after instance is created in Revit,

Revit 2016 SP1 and Sheets Missing from Print Dialogue

create each new sheet inside individual transaction, convert batch of placeholder sheets in one transaction before converting placeholders to real sheets in second transaction to avoid API sheet creation, undo/redo issues

Geometry Creation and Line Intersection Exceptions

apply NurbSpline.Create() to create splines, GeometryCreationUtilities class in conjunction with other geometric utilities from within API applications in Revit

Autodesk Revit, Dynamo and Microsoft Excel for Drawing Sheet Creation

launch Dynamo, create MS Excel document with required columns, open Dynamo interface of new file, add file to workspace, file from path node, type List.Transpose in search before adding it to workspace, Autodesk Revit Structure