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() click to toggle source
    # File lib/gruff/stacked_mixin.rb, line 7
 7:   def get_maximum_by_stack
 8:     # Get sum of each stack
 9:     max_hash = {}
10:     @data.each do |data_set|
11:       data_set[DATA_VALUES_INDEX].each_with_index do |data_point, i|
12:         max_hash[i] = 0.0 unless max_hash[i]
13:         max_hash[i] += data_point.to_f
14:       end
15:     end
16:   
17:     # @maximum_value = 0
18:     max_hash.keys.each do |key|
19:       @maximum_value = max_hash[key] if max_hash[key] > @maximum_value
20:     end
21:     @minimum_value = 0
22:   end

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