ChartDirector 6.0 (Ruby Edition)
3D Depth
Source Code Listing
require("chartdirector") class ThreeddepthpieController < ApplicationController def index() @title = "3D Depth" @ctrl_file = File.expand_path(__FILE__) @noOfCharts = 5 render :template => "templates/chartview" end # # Render and deliver the chart # def getchart() # This script can draw different charts depending on the chartIndex chartIndex = (params["img"]).to_i # the tilt angle of the pie depth = chartIndex * 5 + 5 # The data for the pie chart data = [25, 18, 15, 12, 8, 30, 35] # Create a PieChart object of size 100 x 110 pixels c = ChartDirector::PieChart.new(100, 110) # Set the center of the pie at (50, 55) and the radius to 38 pixels c.setPieSize(50, 55, 38) # Set the depth of the 3D pie c.set3D(depth) # Add a title showing the depth c.addTitle(sprintf("Depth = %s pixels", depth), "arial.ttf", 8) # Set the pie data c.setData(data) # Disable the sector labels by setting the color to Transparent c.setLabelStyle("", 8, 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") def createChart(chartIndex) # the tilt angle of the pie depth = chartIndex * 5 + 5 # The data for the pie chart data = [25, 18, 15, 12, 8, 30, 35] # Create a PieChart object of size 100 x 110 pixels c = ChartDirector::PieChart.new(100, 110) # Set the center of the pie at (50, 55) and the radius to 38 pixels c.setPieSize(50, 55, 38) # Set the depth of the 3D pie c.set3D(depth) # Add a title showing the depth c.addTitle(sprintf("Depth = %s pixels", depth), "arial.ttf", 8) # Set the pie data c.setData(data) # Disable the sector labels by setting the color to Transparent c.setLabelStyle("", 8, ChartDirector::Transparent) # Output the chart c.makeChart("threeddepthpie%s.png" % chartIndex) end createChart(0) createChart(1) createChart(2) createChart(3) createChart(4) |