From 6f517ac88a51964c36b2de3d0dfe0cb551dd0e6c Mon Sep 17 00:00:00 2001
From: davidcys <david.cys@live.com>
Date: Tue, 29 Oct 2013 00:15:18 +0800
Subject: [PATCH] adding column and pie charts, TODO:update readme

---
 app/views/rails_admin/main/_chart.html.erb | 16 ++++++++++++++--
 lib/rails_admin_charts.rb                  |  4 ++++
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/app/views/rails_admin/main/_chart.html.erb b/app/views/rails_admin/main/_chart.html.erb
index 14a6075..7fc160b 100644
--- a/app/views/rails_admin/main/_chart.html.erb
+++ b/app/views/rails_admin/main/_chart.html.erb
@@ -4,7 +4,10 @@
         $(document).ready(function() {
             chart = new Highcharts.Chart({
                 chart: {
-                    renderTo: 'growth_rate'
+                  <% if @abstract_model.model.chart_type == "column" %>
+                    type: 'column',
+                  <% end %>
+                  renderTo: 'growth_rate'
                 },
                 title: {
                     text: '<%= @abstract_model.to_s.pluralize %>'
@@ -20,6 +23,7 @@
                   },
                 <% if @abstract_model.model.xaxis == "datetime" %>
                   type: 'datetime'
+                <% elsif @abstract_model.model.chart_type == "pie" %>
                 <% else %>
                   categories: <%=raw @abstract_model.model.xaxis.to_json %>
                 <% end %>
@@ -58,7 +62,15 @@
                         }
                     }
                 },
-                series: <%=raw @abstract_model.model.graph_data(100.days.ago).to_json %>,
+                <% if @abstract_model.model.chart_type == "pie" %>
+                  series: [{
+                    type: 'pie',
+                    name: 'Number of <%= @abstract_model.to_s.pluralize %>',
+                    data: <%=raw @abstract_model.model.graph_data(100.days.ago).to_json %>
+                  }],
+                <% else %>
+                  series: <%=raw @abstract_model.model.graph_data(100.days.ago).to_json %>,
+                <% end %>
                 navigation: {
                     menuItemStyle: {
                         fontSize: '10px'
diff --git a/lib/rails_admin_charts.rb b/lib/rails_admin_charts.rb
index f9720b4..6ec5fac 100644
--- a/lib/rails_admin_charts.rb
+++ b/lib/rails_admin_charts.rb
@@ -36,6 +36,10 @@ def xaxis
     def label_rotation
       "0"
     end
+
+    def chart_type
+      ""
+    end
   end
 end