Class: Axlsx::LineSeries

Inherits:
Series
  • Object
show all
Defined in:
lib/axlsx/drawing/line_series.rb

Overview

Note:

The recommended way to manage series is to use Chart#add_series

A LineSeries defines the title, data and labels for line charts

See Also:

Instance Attribute Summary collapse

Attributes inherited from Series

#chart, #title

Instance Method Summary collapse

Methods inherited from Series

#index, #order, #order=

Methods included from OptionsParser

#parse_options

Constructor Details

#initialize(chart, options = {}) ⇒ LineSeries

Creates a new series

Parameters:

  • chart (Chart)
  • options (Hash) (defaults to: {}) —

    a customizable set of options

Options Hash (options):

  • data (Array, SimpleTypedList)
  • labels (Array, SimpleTypedList) 


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# File 'lib/axlsx/drawing/line_series.rb', line 38

def initialize(chart, options = {})
  @show_marker = false
  @marker_symbol = options[:marker_symbol] || :default
  @smooth = false
  @labels, @data = nil, nil
  super(chart, options)
  @labels = AxDataSource.new(data: options[:labels]) unless options[:labels].nil?
  @data = NumDataSource.new(options) unless options[:data].nil?
end

Instance Attribute Details

#color ⇒ String

The fill color for this series. Red, green, and blue is expressed as sequence of hex digits, RRGGBB. A perceptual gamma of 2.2 is used.

Returns:

  • (String) 


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# File 'lib/axlsx/drawing/line_series.rb', line 20

def color
  @color
end

#data ⇒ ValAxisData

The data for this series.

Returns:

  • (ValAxisData) 


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# File 'lib/axlsx/drawing/line_series.rb', line 11

def data
  @data
end

#labels ⇒ CatAxisData

The labels for this series.

Returns:

  • (CatAxisData) 


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# File 'lib/axlsx/drawing/line_series.rb', line 15

def labels
  @labels
end

#marker_symbol ⇒ String

custom marker symbol

Returns:

  • (String) 


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# File 'lib/axlsx/drawing/line_series.rb', line 28

def marker_symbol
  @marker_symbol
end

#show_marker ⇒ Boolean

show markers on values

Returns:

  • (Boolean) 


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# File 'lib/axlsx/drawing/line_series.rb', line 24

def show_marker
  @show_marker
end

#smooth ⇒ Boolean

line smoothing on values

Returns:

  • (Boolean) 


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# File 'lib/axlsx/drawing/line_series.rb', line 32

def smooth
  @smooth
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/line_series.rb', line 74

def to_xml_string(str = +'')
  super(str) do
    if color
      str << '<c:spPr><a:solidFill>'
      str << '<a:srgbClr val="' << color << '"/>'
      str << '</a:solidFill>'
      str << '<a:ln w="28800">'
      str << '<a:solidFill>'
      str << '<a:srgbClr val="' << color << '"/>'
      str << '</a:solidFill>'
      str << '</a:ln>'
      str << '<a:round/>'
      str << '</c:spPr>'
    end

    if !@show_marker
      str << '<c:marker><c:symbol val="none"/></c:marker>'
    elsif @marker_symbol != :default
      str << '<c:marker><c:symbol val="' << @marker_symbol.to_s << '"/></c:marker>'
    end

    @labels.to_xml_string(str) unless @labels.nil?
    @data.to_xml_string(str) unless @data.nil?
    str << '<c:smooth val="' << (smooth ? '1' : '0') << '"/>'
  end
end