The text should be selectable and the selected text should span across multiple pages. There will be a page break between two pages, when selected and dragged on the text n the first page, the selection should carry to the second page as well.
how did they impliment this?
I don't know, but if you find out, let me know. PDF support and printing tend to be weak spots in the Flex world. It would really help with the business intelligence side of things though.
Take a look at AlivePDF. It is a library for AS3 that lets you create PDFs dynamically.
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