How to Extract co-ordinates from text or image pdf

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VB6

VB

Dear Team,

How to extract co-ordinates from text or image pdf and using that co-ordinates how to draw zone in the area.

For example consider the below image.in that i need to extract the co-ordinates of headline,subhead,caption,para,image.After getting co-ordinates points how to draw zones as mentioned in the below image?

Can we use any free SDK or Plugin to do the task..

Thanks in advance..Any idea would be appreciable..

https://drive.google.com/file/d/0B3ZAyYMW9DEMOVUxUTJnYWlZaTA/edit?usp=sharing[^]