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require 'prawn'
require 'prawn/measurement_extensions'
class PDFForm
def initialize(band)
@band = band
@document = Prawn::Document.new(:page_size => "A4")
end
def render
heading
field("Bandnavn:", @band.name)
field("Hjemsted:", @band.city)
field("Webside:", @band.website)
field("Plateselskap:", @band.label)
field("Kort bio:", @band.short_bio)
next_line
field("Kontaktperson:", @band.contact.name)
field("Postadresse:", @band.contact.addr.split("\n"))
field("Telefon:", @band.contact.phone)
field("Epost:", @band.contact.email)
next_line
field("Medlemmer:", @band.members)
next_line
subheading("Låter:")
@band.songs.each do |song|
field("Tittel", song.to_s)
field("ISRC-kode:", song.isrc)
field("Utøvere:", song.performers)
field("Komponister:", song.composers)
field("Merknad:", song.notes)
next_line
@document.stroke { @document.horizontal_rule }
end
@document.render_file "#{@band.name}.pdf"
end
private
def one_line
@one_line ||= @document.font_size.inspect.to_f * 1.4
end
def label_width
3.2.cm
end
def heading
@document.text "Påmelding til Norsk Urskog 2016", :size => 20
end
def subheading(text)
@document.text text, :size => 16, :style => :bold
@document.stroke { @document.horizontal_rule }
end
def next_line
@document.move_down one_line
end
def field(title, value)
next_line
@document.text_box title,
:at => [@document.bounds.left, @document.cursor],
:width => label_width,
:style => :bold
if value.class == String
@document.text_box value,
:at => [label_width, @document.cursor],
:width => @document.bounds.right - label_width,
:overflow => :expand
elsif value.class == Array
first = true
value.each do |v|
next_line unless first
@document.text_box v.to_s,
:at => [label_width, @document.cursor],
:width => @document.bounds.right - label_width,
:overflow => :expand
first = false
end
end
end
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