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require 'prawn'
CHECKBOX = "\xE2\x98\x90" # "☐"
FILLED_CHECKBOX = "\xE2\x98\x91" # "☑"
Prawn::Document.generate("checkbox_test.pdf") do
# Use a font with the checkbox characters:
# http://www.fileformat.info/info/unicode/char/2610/fontsupport.htm
font "fonts/dejavu/ttf/DejaVuSans.ttf"
text "#{CHECKBOX} Not done yet"
text "#{FILLED_CHECKBOX} Complete!"
end
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