+ var $bar_width = 0;
+ var $space_between_dots = 0;
+ var $higher_value = 0;
+ var $higher_value_str = null;
+ var $graphic_area_width = 0;
+ var $graphic_area_height = 0;
+ var $graphic_area_x1 = 0;
+ var $graphic_area_x2 = 0;
+ var $graphic_area_y1 = 0;
+ var $graphic_area_y2 = 0;
+ var $legend_exists = false;
+ var $legend_box_width = 0;
+ var $legend_box_x1 = 0;
+ var $legend_box_x2 = 0;
+ var $legend_box_y1 = 0;
+ var $legend_box_y2 = 0;
+