lib/gruffy/side_bar.rb in gruffy-1.2.2 vs lib/gruffy/side_bar.rb in gruffy-1.2.3

@@ -45,13 +45,16 @@
         # part of the bart chart we wish to stack.
         temp1 = @graph_left + (@graph_width - data_point * @graph_width - height[point_index])
         temp2 = @graph_left + @graph_width - height[point_index]
         difference = temp2 - temp1
 
-        left_x = length[point_index] - 1
+        reverse_difference = 0
+        reverse_difference = (@graph_width / (@marker_labels.min.abs + @marker_labels.max.abs)) * @marker_labels.min.abs if @marker_labels.min < 0
+
+        left_x = length[point_index] - 1 + reverse_difference
         left_y = @graph_top + (@bars_width * point_index) + (@bar_width * row_index) + padding
-        right_x = left_x + difference
+        right_x = left_x + difference - reverse_difference
         right_y = left_y + @bar_width * @bar_spacing
 
         height[point_index] += (data_point * @graph_width)
 
         @d = @d.rectangle(left_x, left_y, right_x, right_y)
@@ -76,13 +79,13 @@
     @d.draw(@base_image)
   end
 
   # Instead of base class version, draws vertical background lines and label
   def draw_line_markers
-
     return if @hide_line_markers
 
+    @marker_labels = []
     @d = @d.stroke_antialias false
 
     # Draw horizontal line markers and annotate with numbers
     @d = @d.stroke(@marker_color)
     @d = @d.stroke_width 1
@@ -96,9 +99,10 @@
       line_diff = (@graph_right - @graph_left) / number_of_lines
       x = @graph_right - (line_diff * index) - 1
       @d = @d.line(x, @graph_bottom, x, @graph_top)
       diff = index - number_of_lines
       marker_label = diff.abs * increment + @minimum_value
+      @marker_labels << marker_label
 
       unless @hide_line_numbers
         @d.fill = @font_color
         @d.font = @font if @font
         @d.stroke = 'transparent'