Michael Kay M.H.Kay at
Wed Oct 28 11:56:20 GMT 1998

>My question is whether anyone knows of declarative descriptions for
>organizational charts or other types of graphical data where the computer
>can handle the layout. Are there DTDs, LaTeX packages, subsets of PDF,
>APIs etc. worth looking at?

You might like to look at CDIF, which is concerned with interchanging
diagrams such as entity-relationship models where the topology is more
important than the physical layout, and where the physical layout may be
defined with different degrees of precision. See
I last looked at the detail about 5 years ago, I'm sure it's moved on since
then. They are working on an XML encoding of their existing data model
(replacing an ASN.1 encoding, I believe)

Mike Kay

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