Class: Gruff::Spider

Inherits:
Base
  • Object
show all
Defined in:
lib/gruff/spider.rb

Overview

Experimental!!! See also the Net graph.

Here's how to set up a Gruff::Spider.

g = Gruff::Spider.new(30)
g.title = "Spider Graph"
g.data :Strength, [10]
g.data :Dexterity, [16]
g.data :Constitution, [12]
g.data :Intelligence, [12]
g.data :Wisdom, [10]
g.data 'Charisma', [16]
g.write("spider.png")

Constant Summary

Constants inherited from Base

Base::DEFAULT_MARGIN, Base::DEFAULT_TARGET_WIDTH, Base::LABEL_MARGIN, Base::LEGEND_MARGIN

Instance Attribute Summary collapse

Attributes inherited from Base

#bottom_margin, #colors, #hide_legend, #hide_line_markers, #hide_line_numbers, #hide_title, #label_max_size, #label_stagger_height, #label_truncation_style, #labels, #left_margin, #legend_at_bottom, #legend_box_size, #legend_margin, #marker_color, #marker_shadow_color, #maximum_value, #minimum_value, #no_data_message, #right_margin, #sort, #sorted_drawing, #title, #title_margin, #top_margin, #x_axis_increment, #x_axis_label_format, #y_axis_increment, #y_axis_label_format

Instance Method Summary collapse

Methods inherited from Base

#add_color, #bold_title=, #data, #draw, #font=, #font_color=, #legend_font_size=, #margins=, #marker_font_size=, #replace_colors, #theme=, #theme_37signals, #theme_greyscale, #theme_keynote, #theme_odeo, #theme_pastel, #theme_rails_keynote, #title_font=, #title_font_size=, #to_blob, #to_image, #write

Constructor Details

#initialize(max_value, target_width = 800) ⇒ Spider

Returns a new instance of Spider.


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# File 'lib/gruff/spider.rb', line 22

def initialize(max_value, target_width = 800)
  super(target_width)
  @max_value = max_value
end

Instance Attribute Details

#hide_axes=(value) ⇒ Object (writeonly)

Hide all text.


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# File 'lib/gruff/spider.rb', line 19

def hide_axes=(value)
  @hide_axes = value
end

#rotation=(value) ⇒ Object (writeonly)

Sets the attribute rotation

Parameters:

  • value

    the value to set the attribute rotation to.


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# File 'lib/gruff/spider.rb', line 20

def rotation=(value)
  @rotation = value
end

Instance Method Details

#hide_text=(value) ⇒ Object


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# File 'lib/gruff/spider.rb', line 31

def hide_text=(value)
  @hide_title = @hide_text = value
end

#transparent_background=(value) ⇒ Object


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# File 'lib/gruff/spider.rb', line 27

def transparent_background=(value)
  renderer.transparent_background(@columns, @rows) if value
end