Class: Birt::Core::LineChartReport

Inherits:
BaseReport show all
Defined in:
lib/birt/core/chart/line_chart_report.rb

Instance Attribute Summary collapse

Attributes inherited from BaseReport

#id

Instance Method Summary collapse

Methods inherited from BaseReport

#elem_text

Constructor Details

#initialize(xml_e) {|_self| ... } ⇒ LineChartReport

Returns a new instance of LineChartReport.

Yields:

  • (_self)

Yield Parameters:



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# File 'lib/birt/core/chart/line_chart_report.rb', line 14

def initialize(xml_e)
  @series_rows = []
  super(xml_e) do
    @title_label = elem_text(xml_e, "/model:ChartWithAxes/Block/Children[@xsi:type='layout:TitleBlock']/Label/Caption/Value")
    @legend_label = elem_text(xml_e, "/model:ChartWithAxes/Block/Children[@xsi:type='layout:Legend']/Title/Caption/Value")
    @vertical_label = elem_text(xml_e, "/model:ChartWithAxes/Axes/AssociatedAxes/Title/Caption/Value")
    @horizontal_label = elem_text(xml_e, "/model:ChartWithAxes/Axes/Title/Caption/Value")

    @horizontal_row = elem_text(xml_e, "/model:ChartWithAxes/Axes/SeriesDefinitions/Series/DataDefinition/Definition").gsub("row[\"", '').gsub("\"]", '')


    xml_e.get_elements("/model:ChartWithAxes/Axes/AssociatedAxes/SeriesDefinitions/Series[@xsi:type='type:LineSeries']").each do |item|
      @series_rows << Birt::Core::SeriesRow.new(item)
    end

  end

  yield(self) if block_given?
end

Instance Attribute Details

#data_set ⇒ Object

Returns the value of attribute data_set.



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# File 'lib/birt/core/chart/line_chart_report.rb', line 2

def data_set
  @data_set
end

#horizontal_label ⇒ Object

Returns the value of attribute horizontal_label.



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# File 'lib/birt/core/chart/line_chart_report.rb', line 7

def horizontal_label
  @horizontal_label
end

#horizontal_row ⇒ Object

Returns the value of attribute horizontal_row.



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# File 'lib/birt/core/chart/line_chart_report.rb', line 10

def horizontal_row
  @horizontal_row
end

#legend_label ⇒ Object

Returns the value of attribute legend_label.



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# File 'lib/birt/core/chart/line_chart_report.rb', line 5

def legend_label
  @legend_label
end

#series_rows ⇒ Object

Returns the value of attribute series_rows.



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# File 'lib/birt/core/chart/line_chart_report.rb', line 11

def series_rows
  @series_rows
end

#title_label ⇒ Object

Returns the value of attribute title_label.



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# File 'lib/birt/core/chart/line_chart_report.rb', line 4

def title_label
  @title_label
end

#vertical_label ⇒ Object

Returns the value of attribute vertical_label.



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# File 'lib/birt/core/chart/line_chart_report.rb', line 8

def vertical_label
  @vertical_label
end

Instance Method Details

#json ⇒ Object 



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# File 'lib/birt/core/chart/line_chart_report.rb', line 34

def json
  @json = {}
  @json[:id] = @id
  @json[:title] = @title_label

  data_set_result = self.data_set.data_set_result

  _series_data = ->(data_result, series_name) {
    if series_name =~ /\//
      name = series_name.split("/")[0]
      num = series_name.split("/")[1].to_i
      data_result.columns[data_result.column_headers.index(name)].inject([]) { |acc, item| acc<<item/num; acc }
    else
      data_result.columns[data_result.column_headers.index(series_name)]
    end
  }

  @json[:x_data] = data_set_result.columns[data_set_result.column_headers.index(@horizontal_row)]
  @json[:series] = []
  @series_rows.each { |series_row|
    @json[:series] << {
        name: series_row.display_name,
        data: _series_data.call(data_set_result, series_row.column_name)
    }
  }
  @json
end