prawn:Prawn::Table::Cell :font_size
#!/usr/bin/env ruby require "prawn" require "prawn/layout" pdf = Prawn::Document.new Prawn::Table::Cell.new( :document => pdf, :point => [100, 500], :text => "sample text", :font_size => 50).draw pdf.render_file(File.basename($0, ".rb") + ".pdf")