bradediger

# Style only the first column
pdf.table(leftside, :column_widths => { 0 => 50, 1 =>> 100 }) do |t|
  t.column(0).style(:overflow => :shrink_to_fit, :min_font_size => 8)
end

# Custom style for only text cells
pdf.table(leftside, :column_widths => { 0 => 50, 1 =>> 100 }) do |t|
  t.cells.grep(Prawn::Table::Cell::Text).each do |c|
    c.style(:overflow => :shrink_to_fit, :min_font_size => 8)
  end

bradediger

Since Gmail discontinued the "Fixed-width fonts" lab, here's a CSS hack to use a
monospace font for incoming mail:

1. Install the dotjs extension:

https://addons.mozilla.org/en-US/firefox/addon/dotjs/

2. Put this in ~/.css/mail.google.com.css:

/* Read messages in fixed-width font */

bradediger

Prawn::Document.generate "245.pdf" do
  w = 60
  bounding_box [0, cursor], :width => w, :height => 200 do
    stroke_bounds
    text_box "---line one ---line two line three", :width => w, :align => :right
  end
end

bradediger

require 'rubygems'
gem 'prawn', '0.11.1'
require 'prawn'

Prawn::Document.generate 'table_test.pdf' do |pdf|
  pdf.table [['cell1','cell2'],['cell3','cell4']] do
    cells[0, 1].style(:borders => [:bottom, :left])
    cells[1, 1].style(:borders => [:bottom, :right])
  end

bradediger

require 'timecop'

class ApplicationController < ActionController::Base

  around_filter :its_sunday_morning
  def its_sunday_morning
    Timecop.travel(Time.parse("Sun Mar 27 09:01:00 -0400 2011")) { yield }
  end

end

bradediger

label_count.times do |i|
  pos = i % 20                    # pos = label's position on the page (0-19)
  pdf.start_new_page if pos == 0  # start new page for the first label on each page
  box = pdf.grid(pos/4, pos%4)    # lay labels out in 4 columns
  # (print label in box)
end

bradediger

Prawn::Document.generate "conditional_formatting.pdf" do |pdf|
  data = [["foo", "bar"],
          ["",    "baz"]]

  pdf.table(data) do |t|
    t.column(1).style do |c|
      if t.cells[c.row, 0].content.empty?
        c.text_color = "ff0000"
      end
    end

bradediger

Prawn::Document.generate "conditional_formatting.pdf" do |pdf|
  data = [["foo", "bar"],
          ["",    "baz"]]
          

  pdf.table(data) do |t|
    t.column(1).style do |c|
      c.text_color = if t.cells[c.row, 0].content.empty?
                       "ff0000"
                     else

bradediger

~ $ avrdude -p m328p -c buspirate -P /dev/tty.usbserial-A6005kOP

Detecting BusPirate...
**
**  Bus Pirate v3b
**  Firmware v5.10 (r559)  Bootloader v4.4
**  DEVID:0x0447 REVID:0x3043 (24FJ64GA002 B5)
**  http://dangerousprototypes.com
**
BusPirate: using BINARY mode

bradediger

~/Sites/countryoutfitter.com$ find ~/.rvm/gems/ruby-1.9.2-p136@honest-engine/gems/json-1.4.6/ -name *.bundle -exec otool -L {} \;
/Users/leinj/.rvm/gems/ruby-1.9.2-p136@honest-engine/gems/json-1.4.6//ext/json/ext/generator/generator.bundle:
    /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/libruby.1.dylib (compatibility version 1.8.0, current version 1.8.7)
    /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 125.2.1)
/Users/leinj/.rvm/gems/ruby-1.9.2-p136@honest-engine/gems/json-1.4.6//ext/json/ext/json/ext/generator.bundle:
    /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/libruby.1.dylib (compatibility version 1.8.0, current version 1.8.7)
    /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 125.2.1)
/Users/leinj/.rvm/gems/ruby-1.9.2-p136@honest-engine/gems/json-1.4.6//ext/json/ext/json/ext/parser.bundle:
    /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/libruby.1.dylib (compatibility version 1.8.0, current v