5
votes
3answers
196 views

Is it possible to shade an area of a picture using the xcolor package?

I want to shade an area of of picture I have created in the environment \picture. Is there anyway I can shade this by setting it between co-ordinates? i.e. could I shade in blue the area between ...
5
votes
3answers
8k views

How to change the background color of \framebox?

I'm trying to change a picture drawn using the plain picture environment and I need to change the background color of certain \framebox to lightgrey. Is it possible? I know that there are more ...