Class: OoxmlParser::Chart

Inherits:
OOXMLDocumentObject show all
Defined in:
lib/ooxml_parser/common_parser/common_data/alternate_content/chart/chart.rb

Constant Summary

Constants inherited from OOXMLDocumentObject

OOXMLDocumentObject::DEFAULT_DIRECTORY_FOR_MEDIA

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from OOXMLDocumentObject

#==, add_to_xmls_stack, copy_file_and_rename_to_zip, copy_media_file, current_xml, dir, encrypted_file?, get_link_from_rels, media_folder, option_enabled?, unzip_file

Constructor Details

#initialize ⇒ Chart

Returns a new instance of Chart.



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# File 'lib/ooxml_parser/common_parser/common_data/alternate_content/chart/chart.rb', line 13

def initialize
  @type = ''
  @data = []
  @grouping = nil
  @title = nil
  @legend = nil
  @axises = []
end

Instance Attribute Details

#alternate_content ⇒ Object

Returns the value of attribute alternate_content.



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# File 'lib/ooxml_parser/common_parser/common_data/alternate_content/chart/chart.rb', line 11

def alternate_content
  @alternate_content
end

#axises ⇒ Object

Returns the value of attribute axises.



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# File 'lib/ooxml_parser/common_parser/common_data/alternate_content/chart/chart.rb', line 11

def axises
  @axises
end

#data ⇒ Object

Returns the value of attribute data.



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# File 'lib/ooxml_parser/common_parser/common_data/alternate_content/chart/chart.rb', line 11

def data
  @data
end

#display_labels ⇒ Object

Returns the value of attribute display_labels.



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# File 'lib/ooxml_parser/common_parser/common_data/alternate_content/chart/chart.rb', line 11

def display_labels
  @display_labels
end

#grouping ⇒ Object

Returns the value of attribute grouping.



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# File 'lib/ooxml_parser/common_parser/common_data/alternate_content/chart/chart.rb', line 11

def grouping
  @grouping
end

#legend ⇒ Object

Returns the value of attribute legend.



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# File 'lib/ooxml_parser/common_parser/common_data/alternate_content/chart/chart.rb', line 11

def legend
  @legend
end

#shape_properties ⇒ Object

Returns the value of attribute shape_properties.



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# File 'lib/ooxml_parser/common_parser/common_data/alternate_content/chart/chart.rb', line 11

def shape_properties
  @shape_properties
end

#title ⇒ Object

Returns the value of attribute title.



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# File 'lib/ooxml_parser/common_parser/common_data/alternate_content/chart/chart.rb', line 11

def title
  @title
end

#type ⇒ Object

Returns the value of attribute type.



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# File 'lib/ooxml_parser/common_parser/common_data/alternate_content/chart/chart.rb', line 11

def type
  @type
end

Class Method Details

.parse ⇒ Object 



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# File 'lib/ooxml_parser/common_parser/common_data/alternate_content/chart/chart.rb', line 44

def self.parse
  chart = Chart.new
  chart_xml = Nokogiri::XML(File.open(OOXMLDocumentObject.current_xml))
  chart_xml.xpath('c:chartSpace/*', 'xmlns:c' => 'http://schemas.openxmlformats.org/drawingml/2006/chart').each do |chart_space_node_child|
    case chart_space_node_child.name
    when 'AlternateContent'
      chart.alternate_content = AlternateContent.parse(chart_space_node_child)
    when 'spPr'
      chart.shape_properties = DocxShapeProperties.parse chart_space_node_child
    when 'chart'
      chart_space_node_child.xpath('*').each do |chart_node_child|
        case chart_node_child.name
        when 'plotArea'
          chart_node_child.xpath('*').each do |plot_area_node_child|
            next unless chart.type.empty?
            case plot_area_node_child.name
            when 'barChart'
              chart.type = :bar
              bar_dir_node = plot_area_node_child.xpath('c:barDir')
              unless bar_dir_node.first.nil?
                chart.type = :column if bar_dir_node.first.attribute('val').value == 'col'
              end
              chart.parse_properties(plot_area_node_child)
            when 'lineChart'
              chart.type = :line
              chart.parse_properties(plot_area_node_child)
            when 'areaChart'
              chart.type = :area
              chart.parse_properties(plot_area_node_child)
            when 'bubbleChart'
              chart.type = :bubble
              chart.parse_properties(plot_area_node_child)
            when 'doughnutChart'
              chart.type = :doughnut
              chart.parse_properties(plot_area_node_child)
            when 'pieChart'
              chart.type = :pie
              chart.parse_properties(plot_area_node_child)
            when 'scatterChart'
              chart.type = :point
              chart.parse_properties(plot_area_node_child)
            when 'radarChart'
              chart.type = :radar
              chart.parse_properties(plot_area_node_child)
            when 'stockChart'
              chart.type = :stock
              chart.parse_properties(plot_area_node_child)
            when 'surface3DChart'
              chart.type = :surface_3d
              chart.parse_properties(plot_area_node_child)
            when 'line3DChart'
              chart.type = :line_3d
              chart.parse_properties(plot_area_node_child)
            when 'bar3DChart'
              chart.type = :bar_3d
              chart.parse_properties(plot_area_node_child)
            when 'pie3DChart'
              chart.type = :pie_3d
              chart.parse_properties(plot_area_node_child)
            end
          end
          chart_node_child.xpath('*').each do |plot_area_node_child|
            case plot_area_node_child.name
            when 'catAx'
              chart.axises << ChartAxis.parse(plot_area_node_child)
            when 'valAx'
              chart.axises << ChartAxis.parse(plot_area_node_child)
            end
          end
        when 'title'
          chart.title = ChartAxisTitle.parse(chart_node_child)
        when 'legend'
          chart.legend = ChartLegend.parse(chart_node_child)
        end
      end
    end
  end
  chart
end

Instance Method Details

#parse_properties(chart_prop_node) ⇒ Object 



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# File 'lib/ooxml_parser/common_parser/common_data/alternate_content/chart/chart.rb', line 22

def parse_properties(chart_prop_node)
  chart_prop_node.xpath('*').each do |chart_props_node_child|
    case chart_props_node_child.name
    when 'grouping'
      @grouping = chart_props_node_child.attribute('val').value.to_sym
    when 'ser'
      case @type
      when :bar, :line, :area, :pie, :doughnut, :radar, :stock, :surface_3d, :column
        val = chart_props_node_child.xpath('c:val')[0]
      when :point, :bubble
        val = chart_props_node_child.xpath('c:yVal')[0]
      else
        next
      end
      next if val.xpath('c:numRef').empty?
      @data << ChartCellsRange.parse(val.xpath('c:numRef').first).dup
    when 'dLbls'
      @display_labels = DisplayLabelsProperties.parse(chart_props_node_child)
    end
  end
end