module Gruff::Base::StackedMixin
@private
Public Instance Methods
Source
# File lib/gruff/helper/stacked_mixin.rb, line 10 def calculate_maximum_by_stack # steep:ignore:start # Get sum of each stack max_hash = Hash.new { |h, k| h[k] = 0.0 } store.data.each do |data_set| data_set.points.each_with_index do |data_point, i| max_hash[i] += data_point.to_f end end max_hash.each_key do |key| self.maximum_value = max_hash[key] if max_hash[key] > maximum_value self.minimum_value = max_hash[key] if max_hash[key] < minimum_value end raise "Can't handle negative values in stacked graph" if minimum_value < 0 # steep:ignore:end end
Used by StackedBar
and child classes.
tsal: moved from Base
03 FEB 2007
Source
# File lib/gruff/helper/stacked_mixin.rb, line 30 def normalized_stacked_bars # steep:ignore:start @normalized_stacked_bars ||= begin stacked_bars = Array.new(column_count) { [] } store.norm_data.each_with_index do |data_row, row_index| data_row.points.each_with_index do |data_point, point_index| stacked_bars[point_index] << BarData.new(data_point, store.data[row_index].points[point_index], data_row.color) end end stacked_bars end # steep:ignore:end end
@rbs return: Array[Array]