I'm wondering on how to mark in the pdf file and save it as a pdf.
For example page 2 of this pdf file, we have marking in blue. I need to know how it has been done.

|
|
It depends on the software you use. Foxit reader allows you do that via "Comments -> Drawing.." It has a bunch of other capabilites via the comments, quoting Foxit website:
|
|||||||||
|
|
Use adobe acrobat professional . By using that you can edit , note , highlight and even draw and save them |
|||||
|
|
On Ubuntu (any linux distro, for that matter) the best I can recommend is Xournal. Like a lot of OSS, your mileage and stability may vary, but you can always contribute to the code to make it right! Check out this particular section in the manual for instructions on how to annotate a PDF. I just checked and xournal is packaged for precise. So Yay! Easy install. |
|||
|
|
|
Now you can actually export annotations to PDFs in Okular (this was not possible until recently): http://docs.kde.org/stable/en/kdegraphics/okular/annotations.html It seems Okular has to be built with Poppler at least version 0.20. It works with Ubuntu 13.04. |
|||
|
|
|
Since the question does not specify a specific platform to run the software, I'll suggest some iPad apps. The iPad seems to be the logical interface for this kind of handwritten annotation. Here are some: |
|||
|
|