axis.rb in highcharts-js-rails-0.0.2

- old
+ new
@@ -1,48 +1,49 @@
 module Highcharts
   class Axis < Base
-    
+
     attr_accessor :title, :categories, :tickInterval, :min, :max, :labels, :opposite
-    
+
     def to_s
       "{" +
         [render_title, render_categories, render_tickInterval, render_options(:objects => 'min max opposite'), render_labels].flatten.compact.join(',') +
       "}"
     end
-    
-    def render_title
-      title.present? ? "title: {text: '#{title}'}" : nil
-    end
-    
-    def render_categories
-      return nil unless categories.present?
-      "categories: [#{categories.collect {|c| "'#{format_category(c)}'"}.join(', ')}]" # need to encapsulate each category in quotes and format it before joining them with a comma
-    end
-    
-    def render_tickInterval
-      return tickInterval if tickInterval.present?
-      return nil unless categories.present?
-      "tickInterval: #{(Math.sqrt(categories.length) < 5 ? 1 : Math.sqrt(categories.length)).floor}"
-    end
-    
-    def format_category(category)
-      case category
-      when Date
-        category.strftime("%b. %d")
-      when Time
-        category.strftime("%H:%M")
-      when DateTime
-        category.strftime("%b. %d, %H:%M")
-      else
-        category.to_s
+
+    private
+      def render_title
+        title.present? ? "title: {text: '#{title}'}" : nil
       end
-    end
-    
-    def render_labels
-      return nil unless labels.present?
-      "labels: {" +
-        "formatter: function(){ return '#{labels[:prepend]}' + this.value + '#{labels[:append]}'; }" +
-      "}"
-    end
-    
+
+      def render_categories
+        return nil unless categories.present?
+        "categories: [#{categories.collect {|c| "'#{format_category(c)}'"}.join(', ')}]" # need to encapsulate each category in quotes and format it before joining them with a comma
+      end
+
+      def render_tickInterval
+        return tickInterval if tickInterval.present?
+        return nil unless categories.present?
+        "tickInterval: #{(Math.sqrt(categories.length) < 5 ? 1 : Math.sqrt(categories.length)).floor}"
+      end
+
+      def format_category(category)
+        case category
+        when Date
+          category.strftime("%b. %d")
+        when Time
+          category.strftime("%H:%M")
+        when DateTime
+          category.strftime("%b. %d, %H:%M")
+        else
+          category.to_s
+        end
+      end
+
+      def render_labels
+        return nil unless labels.present?
+        "labels: {" +
+          "formatter: function(){ return '#{labels[:prepend]}' + this.value + '#{labels[:append]}'; }" +
+        "}"
+      end
+
   end
-end
\ No newline at end of file
+end