class Minichart::BarChart
Public Instance Methods
build()
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# File lib/minichart/charts/bar_chart.rb, line 3 def build opts = { x_point_count: data.size } inverted_points(opts).each do |x, y| element :rect, bar_options(x, y) end end
Protected Instance Methods
bar_options(x, y)
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# File lib/minichart/charts/bar_chart.rb, line 17 def bar_options(x, y) y = y * options[:height] + options[:padding] bar_height = options[:height] - y + options[:padding] { x: x * options[:width] + options[:padding], y: y, width: bar_width, height: bar_height, style: { fill: options[:color], stroke_width: options[:stroke], stroke: options[:background] } } end
bar_width()
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# File lib/minichart/charts/bar_chart.rb, line 13 def bar_width @bar_width ||= options[:width] / data.size end