class PDF::Inspector::Page

def begin_page(params)
  @pages << {:size => params[:MediaBox][-2..-1], :strings => []}
end                       

def initialize
  @pages = []
end

def show_text(*params)
  @pages.last[:strings] << params[0]
end

def show_text_with_positioning(*params)      
  # ignore kerning information
  @pages.last[:strings] << params[0].reject { |e| Numeric === e }.join
end