baby steps

invoice.rb

@@ -1,7 +1,32 @@
 #!/usr/bin/env ruby
 
+# try to make a sparkfun invoice using prawn
+
 require 'rubygems'
+require 'json'
 require 'prawn'
-pdf = Prawn::Document.new
-pdf.text("sparkfun invoice motherfuckers")
-pdf.render_file('testinvoice.pdf')
+
+class SparkPDF
+
+  def spit (structure)
+    Prawn::Document.generate('testinvoice.pdf', :page_layout => :portrait) do
+      font "Courier"
+      text "SparkFun Invoice", :at => [10, 20]
+      image "logo.png", :width => 84, :height => 52
+
+      structure.each do |thing|
+        text thing
+      end
+
+      number_pages "<page> of <total>", [bounds.right - 50, bounds.top - 10] 
+    end
+  end
+
+end
+
+# test code
+fakeinput = JSON ['bar', 'foo', 'baz']
+structure = JSON fakeinput
+document = SparkPDF.new
+document.spit(structure)
+