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Contents
# -*- coding: utf-8 -*-
###############################################################################
#
# Area - A class for writing Excel Area charts.
#
# Used in conjunction with Chart.
#
# See formatting note in Chart.
#
# Copyright 2000-2011, John McNamara, jmcnamara@cpan.org
# Convert to ruby by Hideo NAKAMURA, nakamura.hideo@gmail.com
#
require 'write_xlsx/package/xml_writer_simple'
require 'write_xlsx/chart'
require 'write_xlsx/utility'
module Writexlsx
class Chart
class Area < self
include Writexlsx::Utility
def initialize(subtype)
super(subtype)
@subtype = subtype || 'standard'
@cross_between = 'midCat'
@show_crosses = false
# Override and reset the default axis values.
if @subtype == 'percent_stacked'
@y_axis.defaults[:num_format] = '0%'
end
set_y_axis
# Set the available data label positions for this chart type.
@label_position_default = 'center'
@label_positions = { 'center' => 'ctr' }
end
#
# Override the virtual superclass method with a chart specific method.
#
def write_chart_type(params)
# Write the c:areaChart element.
write_area_chart(params)
end
#
# Write the <c:areaChart> element.
#
def write_area_chart(params)
series = axes_series(params)
return if series.empty?
if @subtype == 'percent_stacked'
subtype = 'percentStacked'
else
subtype = @subtype
end
@writer.tag_elements('c:areaChart') do
# Write the c:grouping element.
write_grouping(subtype)
# Write the series elements.
series.each {|s| write_series(s)}
# Write the c:dropLines element.
write_drop_lines
# Write the c:marker element.
write_marker_value
# Write the c:axId elements
write_axis_ids(params)
end
end
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems