referenced mailing list and gitorious

[selectricity] / app / controllers / graph_controller.rb

diff --git a/app/controllers/graph_controller.rb b/app/controllers/graph_controller.rb
index 0ef4e71a3ae145c78a19bcb1b1c7c88484c82e2b..0599b70d02de8c996a7035f7f35c0a42990d2284 100644 (file)
--- a/app/controllers/graph_controller.rb
+++ b/app/controllers/graph_controller.rb
@@ -1,9 +1,27 @@
+# Selectricity: Voting Machinery for the Masses
+# Copyright (C) 2007, 2008 Benjamin Mako Hill <mako@atdot.cc>
+# Copyright (C) 2007 Massachusetts Institute of Technology
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public
+# License along with this program.  If not, see
+# <http://www.gnu.org/licenses/>.
+
 require 'date'
 class GraphController < ApplicationController  
   class GruffGraff
     
-    COLORS = ['#74CE00', '#005CD9', '#DC0D13', '#131313', '#A214A4', 'EFF80E',
-              '90E5E6', 'F58313', '437D3D', '0E026C']
+    COLORS = ['#74CE00', '#005CD9', '#DC0D13', '#131313', '#A214A4', '#EFF80E',
+              '#90E5E6', '#F58313', '#437D3D', '#0E026C']
     BACKGROUND_COLORS = ['#74CE00', '#FFFFFF'] #for green and white background
     
     def initialize(options)
@@ -171,9 +189,22 @@ class GraphController < ApplicationController
     @election.plurality_result.points.each do |candidate, votes|
       data[names[candidate]] = votes
     end
-     
+    size = "400x300"
+    size = "520x300" if @election.candidates.size >= 8
+
+   if @election.candidates.size >= 8
+     marker_font_size = 20
+     legend_font_size = 17
+   else
+     marker_font_size = 17
+     legend_font_size = 17
+   end
+ 
     pie = GruffGraff.new( :graph_type => Gruff::Pie,
                            :title => "Percentage of First Place Votes",
+                           :size => size,
+                           :marker_font_size => marker_font_size,
+                          :legend_font_size => legend_font_size,
                            :data => data)
     send_data(*pie.output)