stacked_area.rb in topfunky-gruff-0.3.3

- old
+ new

@@ -5,10 +5,11 @@
 class Gruff::StackedArea < Gruff::Base
   include StackedMixin
   attr_accessor :last_series_goes_on_bottom
   
   def draw
+    get_maximum_by_stack
     super
 
     return unless @has_data
 
     @x_increment = @graph_width / (@column_count - 1).to_f
@@ -22,10 +23,10 @@
       prev_data_points = data_points
       data_points = Array.new
         
       @d = @d.fill data_row[DATA_COLOR_INDEX]
 
-      data_row[1].each_with_index do |data_point, index|
+      data_row[DATA_VALUES_INDEX].each_with_index do |data_point, index|
         # Use incremented x and scaled y
         new_x = @graph_left + (@x_increment * index)
         new_y = @graph_top + (@graph_height - data_point * @graph_height - height[index])
 
         height[index] += (data_point * @graph_height)