ThinReports Example: Google Chart API

thinreports-example-google-chart-api.rb

# coding: utf-8

require 'rubygems'
require 'thinreports'
require 'open-uri'

def open_chart(*params)
  open('http://chart.googleapis.com/chart?' + URI.encode(params.join('&')))
end

report = ThinReports::Report.new :layout => 'google_chart_api.tlf'
report.start_new_page do
  # Basic Bar Chart
  item(:bar_chart).src(open_chart('cht=bhs',
                                  'chs=240x140',
                                  'chco=4d89f9,c6d9fd',
                                  'chd=t:10,50,60,80,40|50,60,100,40,20',
                                  'chds=0,160'))
  # Basic Line Chart
  item(:line_chart).value(open_chart('cht=lc',
                                     'chs=240x140',
                                     'chd=t:40,60,60,45,47,75,70,72'))
  # Basic Pie and Radar Chart
  values(:pie_chart => open_chart('cht=p',
                                  'chs=240x140',
                                  'chdl=30°|40°|50°|60°',
                                  'chd=s:Uf9a',
                                  'chl=1月|2月|3月|4月'),
         :radar_chart => open_chart('cht=r',
                                    'chs=140x140',
                                    'chd=t:80,30,99,60,50,20',
                                    'chls=3,0,0',
                                    'chxt=x,y',
                                    'chxl=0:|Str|Vit|Agi|Dex|Int|Lux|1:|||||',
                                    'chm=B,FF990080,0,0,5'))
  # 3D-Pie Chart
  item(:pie_3d_chart).src(open_chart('cht=p3',
                                     'chs=250x140',
                                     'chd=t:21,55.3,18,5.7',
                                     'chco=0092b9,86ad00,f2b705,bc3603',
                                     'chl=春|夏|秋|冬'))
  # QR Code
  item(:qr_code).src(open_chart('cht=qr',
                                'chs=150x150',
                                'chl=http://www.thinreports.org/'))
end

report.generate_file('google_chart_api.pdf')