Class: Gruff::Mini::Bar

Inherits:
Bar
  • Object
show all
Defined in:
lib/gruff/mini/bar.rb,
sig/generated/gruff/mini/bar.rbs

Overview

Makes a small bar graph suitable for display at 200px or even smaller.

Here's how to set up a Gruff::Mini::Bar.

g = Gruff::Mini::Bar.new
g.title = 'Mini Bar Graph'
g.data :Art, [0, 5, 8, 15]
g.data :Philosophy, [10, 3, 2, 8]
g.data :Science, [2, 15, 8, 11]
g.write('mini_bar.png')

Instance Method Summary collapse

Instance Method Details

#draw_graph ⇒ void

This method returns an undefined value.



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# File 'lib/gruff/mini/bar.rb', line 42

def draw_graph
  super
  draw_vertical_legend # steep:ignore
end

#initialize_attributes ⇒ void

This method returns an undefined value.



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# File 'lib/gruff/mini/bar.rb', line 22

def initialize_attributes
  super

  @hide_legend = true
  @hide_title = true
  @hide_line_numbers = true

  @marker_font.size = 50.0
  @legend_font.size = 50.0

  @minimum_value = 0.0
end

#setup_data ⇒ void

This method returns an undefined value.



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# File 'lib/gruff/mini/bar.rb', line 36

def setup_data
  expand_canvas_for_vertical_legend # steep:ignore
  super
end