Contents

#!/usr/bin/env ruby
# -*- coding: utf-8 -*-

#######################################################################
#
# A demo of an Bar chart in Excel::Writer::XLSX.
#
# reverse('c'), March 2011, John McNamara, [e-mail]
# convert to ruby by Hideo NAKAMURA, [e-mail]
#

require 'rubygems'
require 'write_xlsx'

workbook  = WriteXLSX.new('chart_bar.xlsx')
worksheet = workbook.add_worksheet
bold      = workbook.add_format(:bold => 1)

# Add the worksheet data that the charts will refer to.
headings = [ 'Number', 'Batch 1', 'Batch 2' ]
data = [
    [ 2, 3, 4, 5, 6, 7 ],
    [ 10, 40, 50, 20, 10, 50 ],
    [ 30, 60, 70, 50, 40, 30 ]
]

worksheet.write('A1', headings, bold)
worksheet.write('A2', data)

# Create a new chart object. In this case an embedded chart.
chart = workbook.add_chart(:type => 'bar', :embedded => 1)

# Configure the first series.
chart.add_series(
    :name       => '=Sheet1!$B$1',
    :categories => '=Sheet1!$A$2:$A$7',
    :values     => '=Sheet1!$B$2:$B$7'
)

# Configure second series. Note alternative use of array ref to define
# ranges: [ sheetname, row_start, row_end, col_start, col_end ].
chart.add_series(
    :name       => '=Sheet1!$C$1',
    :categories => [ 'Sheet1', 1, 6, 0, 0 ],
    :values     => [ 'Sheet1', 1, 6, 2, 2 ]
)

# Add a chart title and some axis labels.
chart.set_title(:name => 'Results of sample analysis')
chart.set_x_axis(:name => 'Test number')
chart.set_y_axis(:name => 'Sample length (mm)')

# Set an Excel chart style. Blue colors with white outline and shadow.
chart.set_style(11)

# Insert the chart into the worksheet (with an offset).
worksheet.insert_chart('D2', chart, 25, 10)

workbook.close

Version data entries

38 entries across 38 versions & 1 rubygems

Version	Path
write_xlsx-0.81.0	examples/chart_bar.rb
write_xlsx-0.80.0	examples/chart_bar.rb
write_xlsx-0.79.0	examples/chart_bar.rb
write_xlsx-0.78.0	examples/chart_bar.rb
write_xlsx-0.77.2	examples/chart_bar.rb
write_xlsx-0.77.1	examples/chart_bar.rb
write_xlsx-0.77.0	examples/chart_bar.rb
write_xlsx-0.76.3	examples/chart_bar.rb
write_xlsx-0.76.2	examples/chart_bar.rb
write_xlsx-0.76.1	examples/chart_bar.rb
write_xlsx-0.76.0	examples/chart_bar.rb
write_xlsx-0.75.0	examples/chart_bar.rb
write_xlsx-0.74.0	examples/chart_bar.rb
write_xlsx-0.73.0	examples/chart_bar.rb
write_xlsx-0.72.3.beta1	examples/chart_bar.rb
write_xlsx-0.72.2	examples/chart_bar.rb
write_xlsx-0.72.1	examples/chart_bar.rb
write_xlsx-0.72.0	examples/chart_bar.rb
write_xlsx-0.71.0	examples/chart_bar.rb
write_xlsx-0.70.0	examples/chart_bar.rb