ChartDirector 6.0 (Ruby Edition)
Floating Box Chart
Source Code Listing
require("chartdirector") class FloatingboxController < ApplicationController def index() @title = "Floating Box Chart" @ctrl_file = File.expand_path(__FILE__) @noOfCharts = 1 render :template => "templates/chartview" end # # Render and deliver the chart # def getchart() # Sample data for the Box-Whisker chart. Represents the minimum, 1st quartile, medium, 3rd # quartile and maximum values of some quantities q0Data = [40, 45, 40, 30, 20, 50, 25, 44] q1Data = [55, 60, 50, 40, 38, 60, 51, 60] q2Data = [62, 70, 60, 50, 48, 70, 62, 70] q3Data = [70, 80, 65, 60, 53, 78, 69, 76] q4Data = [80, 90, 75, 70, 60, 85, 80, 84] # The labels for the chart labels = ["Group A", "Group B", "Group C", "Group D", "Group E", "Group F", "Group G", "Group H"] # Create a XYChart object of size 550 x 250 pixels c = ChartDirector::XYChart.new(550, 275) # Set the plotarea at (50, 25) and of size 450 x 200 pixels. Enable both horizontal and # vertical grids by setting their colors to grey (0xc0c0c0) c.setPlotArea(50, 50, 450, 200).setGridColor(0xc0c0c0, 0xc0c0c0) # Add a title to the chart c.addTitle("Computer Vision Test Scores") # Set the labels on the x axis and the font to Arial Bold c.xAxis().setLabels(labels).setFontStyle("arialbd.ttf") # Set the font for the y axis labels to Arial Bold c.yAxis().setLabelStyle("arialbd.ttf") # Add a Box Whisker layer using light blue 0x9999ff as the fill color and blue (0xcc) as the # line color. Set the line width to 2 pixels c.addBoxLayer(q4Data, q3Data, 0x00ff00, "Top 25%") c.addBoxLayer(q3Data, q2Data, 0x9999ff, "25% - 50%") c.addBoxLayer(q2Data, q1Data, 0xffff00, "50% - 75%") c.addBoxLayer(q1Data, q0Data, 0xff0000, "Bottom 25%") # Add legend box at top center above the plot area using 10pt Arial Bold Font b = c.addLegend(50 + 225, 22, false, "arialbd.ttf", 10) b.setAlignment(ChartDirector::TopCenter) b.setBackground(ChartDirector::Transparent) # Output the chart send_data(c.makeChart2(ChartDirector::PNG), :type => "image/png", :disposition => "inline") end end |
<html> <body style="margin:5px 0px 0px 5px"> <!-- Title --> <div style="font-size:18pt; font-family:verdana; font-weight:bold"> <%= @title %> </div> <hr style="border:solid 1px #000080" /> <!-- Source Code Listing Link --> <div style="font-size:9pt; font-family:verdana; margin-bottom:1.5em"> <%= link_to "Source Code Listing", :controller => "cddemo", :action => "viewsource", :ctrl_file => @ctrl_file, :view_file => File.expand_path(__FILE__) %> </div> <!-- Create one or more IMG tags to display the demo chart(s) --> <% 0.upto(@noOfCharts - 1) do |i| %> <img src="<%= url_for(:action => "getchart", :img => i) %>"> <% end %> </body> </html> |
#!/usr/bin/env ruby require("chartdirector") # Sample data for the Box-Whisker chart. Represents the minimum, 1st quartile, medium, 3rd quartile # and maximum values of some quantities q0Data = [40, 45, 40, 30, 20, 50, 25, 44] q1Data = [55, 60, 50, 40, 38, 60, 51, 60] q2Data = [62, 70, 60, 50, 48, 70, 62, 70] q3Data = [70, 80, 65, 60, 53, 78, 69, 76] q4Data = [80, 90, 75, 70, 60, 85, 80, 84] # The labels for the chart labels = ["Group A", "Group B", "Group C", "Group D", "Group E", "Group F", "Group G", "Group H"] # Create a XYChart object of size 550 x 250 pixels c = ChartDirector::XYChart.new(550, 275) # Set the plotarea at (50, 25) and of size 450 x 200 pixels. Enable both horizontal and vertical # grids by setting their colors to grey (0xc0c0c0) c.setPlotArea(50, 50, 450, 200).setGridColor(0xc0c0c0, 0xc0c0c0) # Add a title to the chart c.addTitle("Computer Vision Test Scores") # Set the labels on the x axis and the font to Arial Bold c.xAxis().setLabels(labels).setFontStyle("arialbd.ttf") # Set the font for the y axis labels to Arial Bold c.yAxis().setLabelStyle("arialbd.ttf") # Add a Box Whisker layer using light blue 0x9999ff as the fill color and blue (0xcc) as the line # color. Set the line width to 2 pixels c.addBoxLayer(q4Data, q3Data, 0x00ff00, "Top 25%") c.addBoxLayer(q3Data, q2Data, 0x9999ff, "25% - 50%") c.addBoxLayer(q2Data, q1Data, 0xffff00, "50% - 75%") c.addBoxLayer(q1Data, q0Data, 0xff0000, "Bottom 25%") # Add legend box at top center above the plot area using 10pt Arial Bold Font b = c.addLegend(50 + 225, 22, false, "arialbd.ttf", 10) b.setAlignment(ChartDirector::TopCenter) b.setBackground(ChartDirector::Transparent) # Output the chart c.makeChart("floatingbox.png") |