lib/plasticine/builder/line.rb in plasticine-1.2.3 vs lib/plasticine/builder/line.rb in plasticine-1.2.4

@@ -2,11 +2,11 @@
   attr_reader :lines
 
   def initialize(id, options={})
     super
 
-    @visual.merge! lines: [], nature: 'line', axis_x_format: :string, axis_y_format: :number, axis_y_tick_count: 10, chart_layout: 'line', order: nil, quarter_start_month: 1
+    @visual.merge! lines: [], nature: 'line', axis_x_format: :string, axis_y_format: :number, axis_y_tick_count: 10, chart_layout: 'line', max_y_ratio: 1, order: nil, quarter_start_month: 1
     @lines = {}
   end
 
 
   def axis_x_format=(format)
@@ -23,10 +23,14 @@
 
   def chart_layout=(clayout)
     @visual[:chart_layout] = clayout
   end
 
+  def max_y_ratio=(max_y_ratio)
+    @visual[:max_y_ratio] = max_y_ratio
+  end
+
   def quarter_start_month=(month)
     @visual[:quarter_start_month] = month
   end
 
   def order=(direction)
@@ -67,10 +71,14 @@
         stacks[key] += dot[:y]
         max_y = dot[:y] if max_y < dot[:y]
       end
     end
 
-    @visual[:max_y_stack] = stacks.max_by{|k,v| v}[1] # Return the highest stacked value for a specific X
-    @visual[:max_y] = max_y
+    if max_y == 0
+      @visual[:max_y_stack] = 0
+      @visual[:max_y] = 0
+    else
+      @visual[:max_y_stack] = stacks.max_by{|k,v| v}[1] # Return the highest stacked value for a specific X
+      @visual[:max_y] = max_y * @visual[:max_y_ratio]
+    end
   end
-
 end