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Contents
# frozen_string_literal: true
#
# Makes a small side bar graph suitable for display at 200px or even smaller.
#
# Here's how to set up a Gruff::Mini::SideBar.
#
# g = Gruff::Mini::SideBar.new
# g.title = 'SideBar Graph'
# g.labels = {
# 0 => '5/6',
# 1 => '5/15',
# 2 => '5/24',
# 3 => '5/30',
# }
# g.group_spacing = 20
# g.data :Art, [0, 5, 8, 15]
# g.data :Philosophy, [10, 3, 2, 8]
# g.data :Science, [2, 15, 8, 11]
# g.write('mini_sidebar.png')
#
module Gruff
module Mini
# A class for drawing a small side bar graph.
class SideBar < Gruff::SideBar
private
include Gruff::Mini::Legend
def initialize_attributes
super
@hide_legend = true
@hide_title = true
@hide_line_numbers = true
@marker_font.size = 50.0
@legend_font.size = 50.0
end
def setup_data
expand_canvas_for_vertical_legend
super
end
def draw_graph
super
draw_vertical_legend
end
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems