require 'prawn/measurement_extensions' prawn_document(margin: [50, 100, 20, 100]) do |pdf| pdf.font_families.update( 'liberation serif' => { normal: Rails.root.join('lib/prawn/fonts/liberation_serif/LiberationSerif-Regular.ttf' )}) pdf.font 'liberation serif' grey = '555555' black = '333333' max_logo_size = 40.mm max_signature_size = 40.mm pdf.bounding_box([0, pdf.cursor], width: 400, height: 650) do if @logo.present? pdf.image StringIO.new(@logo.read), fit: [max_logo_size , max_logo_size], position: :center end pdf.fill_color grey pdf.pad_top(40) { pdf.text "le #{l(@created_at, format: '%e %B %Y')}", size: 10, align: :right, character_spacing: -0.5 } pdf.fill_color black pdf.pad_top(40) { pdf.text @title, size: 18, character_spacing: -0.2 } pdf.fill_color grey pdf.pad_top(30) { pdf.text @body, size: 10, character_spacing: -0.2, align: :justify } if @signature.present? pdf.pad_top(40) do pdf.image StringIO.new(@signature.read), fit: [max_signature_size , max_signature_size], position: :right end end end pdf.repeat(:all) do pdf.move_cursor_to 20 pdf.fill_color grey pdf.text @footer, align: :center, size: 8 end end