Class: Axlsx::CatAxisData

Inherits:
SimpleTypedList
  • Object
show all
Defined in:
lib/axlsx/drawing/cat_axis_data.rb

Overview

The CatAxisData class serializes the category axis data for a chart

Direct Known Subclasses

NamedAxisData, ValAxisData

Instance Method Summary collapse

Constructor Details

#initialize(data = []) ⇒ CatAxisData

Create a new CatAxisData object

Parameters:

  • data (Array, SimpleTypedList) (defaults to: []) —

    the data for this category axis. This can be a simple array or a simple typed list of cells.



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# File 'lib/axlsx/drawing/cat_axis_data.rb', line 8

def initialize(data=[])
  super Object
  @list.concat data if data.is_a?(Array)
  data.each { |i| @list << i } if data.is_a?(SimpleTypedList)
end

Instance Method Details

#to_xml_string(str = '') ⇒ String

Serializes the object

Parameters:

  • str (String) (defaults to: '')

Returns:

  • (String) 


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# File 'lib/axlsx/drawing/cat_axis_data.rb', line 17

def to_xml_string(str = '')
  str << '<c:cat>'
  str << '<c:strRef>'
  str << '<c:f>' << Axlsx::cell_range(@list) << '</c:f>'
  str << '<c:strCache>'
  str << '<c:ptCount val="' << size.to_s << '"/>'
  each_with_index do |item, index|
    v = item.is_a?(Cell) ?  item.value.to_s : item
    str << '<c:pt idx="' << index.to_s << '"><c:v>' << v << '</c:v></c:pt>'
  end
  str << '</c:strCache>'
  str << '</c:strRef>'
  str << '</c:cat>'
end