+# 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', '#990033']
+ COLORS = ['#74CE00', '#005CD9', '#DC0D13', '#131313', '#A214A4', 'EFF80E',
+ '90E5E6', 'F58313', '437D3D', '0E026C']
BACKGROUND_COLORS = ['#74CE00', '#FFFFFF'] #for green and white background
def initialize(options)
end
else #one dimensional array, just pass it in
@graph.data( options.fetch(:data_name, "Data"), options[:data] )
+ @graph.hide_legend = true
end
# set the labels or create an empty hash
@election = Election.find(params[:id])
data, labels, scale = get_votes_per_interval_data(@election)
+ hide_legend = true
+
graph = GruffGraff.new( :graph_type => Gruff::Line,
:data_name => @election.name,
:data => data,
@election.results unless @election.borda_result
data, labels = get_borda_points(@election.borda_result)
+ size = "400x300"
+ size = "580x300" if @election.candidates.size >= 5
+
+ if @election.candidates.size >= 5
+ marker_font_size = 17
+ else
+ marker_font_size = 20
+ end
+
graph = GruffGraff.new( :graph_type => Gruff::Bar,
:data_name => @election.name,
:data => data,
:interval_labels => labels,
+ :size => size,
:title => "Points Per Candidate",
:marker_color => '#999999',
+ :marker_font_size => marker_font_size,
:y_axis_label => "Points",
- :x_axis_label => "Candidate")
+ :x_axis_label => "Candidates")
send_data(*graph.output)
end
#Acording to Tufte, small, concomparitive, highly labeled data sets usually