[rescue] pdf documentation?

[Sridhar Ayengar]

William Kirkland wrote:
> Cool! I suspected this ... Do you know where I might obtain  
> documentation for the PDF specification? (similar to that of PS's  
> red, blue and green books)
> 
> Micah R Ledbetter wrote:
>> My understanding was that the Mac API was ported to the NeXT UI,
>> rather than the other way 'round. NeXTSTEP used postscript; Aqua uses
>> PDF. (I figured this change was due to expensive licensing for
>> postscript.)
> 
> If you go under all of the layers of encapsulation in PDF, isn't it just
> Postscript underneath?

http://www.adobe.com/devnet/pdf/pdf_reference.html

Peace...  Sridhar