Class: Writexlsx::Chart::Bar

Inherits:
Writexlsx::Chart show all
Includes:
Utility::XmlPrimitives
Defined in:
lib/write_xlsx/chart/bar.rb

Constant Summary

Constants included from Utility::ChartFormatting

Utility::ChartFormatting::PATTERN_TYPES

Constants included from Utility::Common

Utility::Common::PERL_TRUE_VALUES

Instance Attribute Summary

Attributes inherited from Writexlsx::Chart

#already_inserted, #axis2_ids, #combined, #date_category, #embedded, #formula_data, #formula_ids, #height, #id, #index, #label_position_default, #label_positions, #name, #palette, #protection, #series_index, #width, #writer, #x2_axis, #x_offset, #x_scale, #y2_axis, #y_offset, #y_scale

Instance Method Summary collapse

Methods included from Utility::XmlPrimitives

#r_id_attributes, #write_color, #write_xml_declaration, #xml_str

Methods inherited from Writexlsx::Chart

#already_inserted?, factory, #is_secondary?, #set_xml_writer, #write_bar_chart

Methods included from AxisWriter

#write_val_axis

Methods included from XmlWriter

#assemble_xml_file

Methods included from SeriesData

#data_id, #process_names

Methods included from Settings

#add_series, #set_chartarea, #set_drop_lines, #set_embedded_config_data, #set_high_low_lines, #set_legend, #set_plotarea, #set_size, #set_style, #set_table, #set_title, #set_up_down_bars, #set_x2_axis, #set_x_axis, #set_y2_axis, #set_y_axis, #show_blanks_as, #show_hidden_data, #show_na_as_empty_cell

Methods included from Gradient

#gradient_properties

Methods included from Utility::RichText

#convert_font_args, #get_font_latin_attributes, #get_font_style_attributes, #params_to_font, #underline_attributes, #write_a_body_pr, #write_a_def_rpr, #write_a_end_para_rpr, #write_a_lst_style, #write_a_p_formula, #write_a_p_pr_formula, #write_def_rpr_r_pr_common, #write_tx_pr

Methods included from Utility::ChartFormatting

#color, #dash_types, #fill_properties, #layout_properties, #legend_properties, #line_fill_properties, #line_properties, #palette_color_from_index, #pattern_properties, #value_or_raise, #write_a_solid_fill, #write_a_srgb_clr

Methods included from Utility::Common

#absolute_char, #check_parameter, #float_to_str, #ptrue?, #put_deprecate_message

Constructor Details

#initialize(subtype) ⇒ Bar

Returns a new instance of Bar.



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# File 'lib/write_xlsx/chart/bar.rb', line 24

def initialize(subtype)
  super
  @subtype = subtype || 'clustered'
  @cat_axis_position = 'l'
  @val_axis_position = 'b'
  @horiz_val_axis    = 0
  @horiz_cat_axis    = 1
  @show_crosses      = false
  # Override and reset the default axis values.
  axis_defaults_set
  set_x_axis
  set_y_axis

  # Set the available data label positions for this chart type.
  @label_position_default = 'outside_end'
  @label_positions = {
    'center'      => 'ctr',
    'inside_base' => 'inBase',
    'inside_end'  => 'inEnd',
    'outside_end' => 'outEnd'
  }
end

Instance Method Details

#combine(chart) ⇒ Object

Override parent method to add an extra check that is required for Bar charts to ensure that their combined chart is on a secondary axis.



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# File 'lib/write_xlsx/chart/bar.rb', line 51

def combine(chart)
  raise 'Charts combined with Bar charts must be on a secondary axis' unless chart.is_secondary?

  super
end

#write_bar_dir ⇒ Object

Write the <c:barDir> element.



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# File 'lib/write_xlsx/chart/bar.rb', line 74

def write_bar_dir
  @writer.empty_tag('c:barDir', [%w[val bar]])
end

#write_chart_type(params) ⇒ Object

Override the virtual superclass method with a chart specific method.



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# File 'lib/write_xlsx/chart/bar.rb', line 60

def write_chart_type(params)
  if params[:primary_axes] != 0
    # Reverse X and Y axes for Bar charts.
    @y_axis, @x_axis = @x_axis, @y_axis
    @y2_axis.position = 't' if @y2_axis.position == 'r'
  end

  # Write the c:barChart element.
  write_bar_chart(params)
end

#write_err_dir(direction) ⇒ Object

Write the <c:errDir> element. Overridden from Chart class since it is not used in Bar charts.



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# File 'lib/write_xlsx/chart/bar.rb', line 82

def write_err_dir(direction)
  # do nothing
end