Class: Writexlsx::Chart::Radar

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

Overview

The Column chart module also supports the following sub-types:

stacked
percent_stacked

These can be specified at creation time via the add_chart() Worksheet method:

chart = workbook.add_chart( :type => 'column', :subtype => 'stacked' )

Constant Summary

Constants included from Utility

Utility::CHAR_WIDTHS, Utility::COL_MAX, Utility::PERL_TRUE_VALUES, Utility::ROW_MAX, Utility::SHEETNAME_MAX, Utility::STR_MAX

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

#absolute_char, #check_dimensions, #check_dimensions_and_update_max_min_values, #check_parameter, #color, #convert_date_time, #convert_font_args, #dash_types, delete_files, #escape_url, #fill_properties, #float_to_str, #get_font_latin_attributes, #get_font_style_attributes, #get_image_properties, #layout_properties, #legend_properties, #line_fill_properties, #line_properties, #palette_color, #params_to_font, #pattern_properties, #pixels_to_points, #process_bmp, #process_gif, #process_jpg, #process_png, #process_workbook_options, #ptrue?, #put_deprecate_message, #quote_sheetname, #r_id_attributes, #row_col_notation, #shape_style_base, #store_col_max_min_values, #store_row_max_min_values, #substitute_cellref, #underline_attributes, #v_shape_attributes_base, #v_shape_style_base, #value_or_raise, #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_a_solid_fill, #write_a_srgb_clr, #write_anchor, #write_auto_fill, #write_color, #write_comment_path, #write_def_rpr_r_pr_common, #write_div, #write_fill, #write_font, #write_stroke, #write_tx_pr, #write_xml_declaration, #xl_cell_to_rowcol, #xl_col_to_name, #xl_range, #xl_range_formula, #xl_rowcol_to_cell, #xl_string_pixel_width, #xml_str

Methods inherited from Writexlsx::Chart

#add_series, #already_inserted?, #assemble_xml_file, #combine, #data_id, factory, #is_secondary?, #process_names, #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_xml_writer, #set_y2_axis, #set_y_axis, #show_blanks_as, #show_hidden_data, #show_na_as_empty_cell, #write_bar_chart, #write_val_axis

Methods included from Gradient

#gradient_properties

Constructor Details

#initialize(subtype) ⇒ Radar

Returns a new instance of Radar.



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# File 'lib/write_xlsx/chart/radar.rb', line 33

def initialize(subtype)
  super(subtype)
  @subtype = subtype || 'marker'
  @default_marker = Marker.new(type: 'none') if @subtype == 'marker'

  # Override and reset the default axis values.
  @x_axis.defaults[:major_gridlines] = { visible: 1 }
  set_x_axis

  # Hardcode major_tick_mark for now untill there is an accessor.
  @y_axis.major_tick_mark = 'cross'

  # Set the available data label positions for this chart type.
  @label_position_default = 'center'
  @label_positions = { 'center' => 'ctr' }
end

Instance Method Details

#write_chart_type(params) ⇒ Object

Override the virtual superclass method with a chart specific method.



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# File 'lib/write_xlsx/chart/radar.rb', line 53

def write_chart_type(params)
  # Write the c:radarChart element.
  write_radar_chart(params)
end

#write_radar_chart(params) ⇒ Object

Write the <c:radarChart> element.



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# File 'lib/write_xlsx/chart/radar.rb', line 61

def write_radar_chart(params)
  series = if ptrue?(params[:primary_axes])
             get_primary_axes_series
           else
             get_secondary_axes_series
           end

  return if series.empty?

  @writer.tag_elements('c:radarChart') do
    # Write the c:radarStyle element.
    write_radar_style

    # Write the series elements.
    series.each { |s| write_series(s) }

    # Write the c:axId elements
    write_axis_ids(params)
  end
end

#write_radar_style ⇒ Object

Write the <c:radarStyle> element.



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# File 'lib/write_xlsx/chart/radar.rb', line 85

def write_radar_style
  val = 'marker'
  val = 'filled' if @subtype == 'filled'

  attributes = [['val', val]]

  @writer.empty_tag('c:radarStyle', attributes)
end