Listed below are the key features of PdfDocumentSource:
Load document
Load PDF documents from both files and streams.
View document
View PDF documents in the FlexViewer control, and make use of its navigation, zoom, page setup, print, export, text search and selection capabilities.
Support embedded fonts
Most PDF features, including embedded fonts, are supported. which can be observed while rendering in FlexViewer.
Search text
Search for text in a PDF document using code.
Protect document with password
Protect your PDF documents with password using code.
Export document
Export PDF documents to HTML or image formats, such as as JPEG, TIFF, GIF etc., programmatically.
Print document
Print the loaded document to default or specified printer using code.
Independent of third party software
Does not depend on a third party software, such as Acrobat.