module ImageParadise::Gruff::Base::StackedMixin
Constants
- DATA_VALUES_INDEX
Used by
StackedBar
and child classes.tsal: moved from
Base
03 FEB 2007
Public Instance Methods
get_maximum_by_stack()
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get_maximum_by_stack
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# File lib/image_paradise/graphs/stacked_mixin.rb, line 13 def get_maximum_by_stack # Get sum of each stack max_hash = {} @data.each { |data_set| data_set[DATA_VALUES_INDEX].each_with_index do |data_point, i| max_hash[i] = 0.0 unless max_hash[i] max_hash[i] += data_point.to_f end } # @maximum_value = 0 max_hash.keys.each { |key| @maximum_value = max_hash[key] if max_hash[key] > @maximum_value } @minimum_value = 0 end