Creating a pdf invoice in rails/ruby

I want to create an invoice in PDF format using rails/ruby.

So comp开发者_如何学Goany header and the top, client information, and then line items with pricing and then a total at the bottom etc.

What do you guys advise?

Is it tricky to get the formatting correct so it prints out correctly?

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I recommend a gem called prawn: http://prawn.majesticseacreature.com/

I've used it before and liked the results.

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There is this great alternative oo:

http://railscasts.com/episodes/220-pdfkit