Blog articles tagged javascript

Barcode Fields

by Mike Bremford

Acrobat added dynamically updated barcode fields in Acrobat 7, but they haven't been documented until now, in the upcoming PDF 2.0 specification. This article shows you how to use them to make data extraction from printed forms a lot easier.

Using Acrobat JavaScript

by Mike Bremford

PDF documents can contain JavaScript, which opens up all sorts of possibilities - not all of which are gaping security holes. Here's an article showing how to use it in PDF - both how to embed it from the Report Generator, and how to run it in the Viewer.

Graphs in dynamic web pages

by Jim Crossley

The traditional approach to using the BFO Graph Library in web pages has been to use the JSP tag library so that the server processes XML in JSP pages and replaces it with generated graphs. However if you want to include BFO graphs in non JSP web pages that use AJAX to load data dynamically then the tag library is not very useful. Although the Graph Library has a SOAP interface for web service access SOAP is not well suited to being used from web pages, so instead we will use the plain XML interface to the Graph Library to dynamically add charts to web pages.