The Building Coder

MergedViews and Exporting to a Single DWG

Some insight on the use of the MergedViews property provided by the DGN, DWG and DWG export options classes and other ideas to export multiple views into a single DWG file – Question: I want to combine and export multiple views into one single DWG file. I set the option MergedViews, but the code still generates multiple DWG files for the views... Read more →

DLL Signature, BIM 2 in UK and AutoCAD.NET

A couple of quick topics to start the week – Add-in DLL signature – BIM 2 in the UK – Communication between AutoCAD and Revit... Read more →

RealDWG, AutoCAD I/O, View & Data API Meetup

Are you interested in reading or writing DWG files directly, without installing AutoCAD? Querying? Viewing? Editing? Would you like to expand your solutions to support mobile devices and the web? Would you like to avoid implementing different or new application code to support desktop, mobile and web apps? Hear about the most efficient, reliable and robust solutions at the upcoming 'I Love DWG' meetup in Prague next Tuesday evening, September 8, using RealDWG, AutoCAD I/O and the View and Data API for DWG viewing and manipulation on any device, regardless of mobile, desktop, OS... Read more →

No Inheritance and No Strong Naming

Here are two little items of general long-standing interest that just came up in a Revit API discussion forum: Why you cannot derive a new class from FamilyInstance. Why the Revit API assemblies are not strongly named. These two issues sometimes come as a surprise to developers experienced in OOP and other CAD system programming. However, there are good reasons for both. Here are the detailed explanations: Why You Cannot Derive a New Class From FamilyInstance Question: I would like... Read more →

Using the Built-In Revit AcGe Functionality

Anyone who ever used the AutoCAD API for geometrical purposes must be enamoured with AcGe. On the other hand, the Revit geometry library is pretty meagre in comparison. Wouldn't it be nice to be able to use all that powerful AcGe functionality in Revit as well? Actually, if you take a look at the support DLLs included in the Revit main executable directory, AcGe is obviously present: C:\Program Files\Autodesk\Revit 2014 > dir *acge* Directory of C:\Program Files\Autodesk\Revit 2014 02/05/2013 12:52... Read more →