ChartDirector 7.0 (ASP/COM/VB Edition)

Simple Pie Chart




This example demonstrates the basic steps in creating pie charts.

Source Code Listing

[Web Version (in ASP)] aspdemo\simplepie.asp
<%@ language="vbscript" %> <% Set cd = CreateObject("ChartDirector.API") ' The data for the pie chart data = Array(25, 18, 15, 12, 8, 30, 35) ' The labels for the pie chart labels = Array("Labor", "Licenses", "Taxes", "Legal", "Insurance", "Facilities", "Production") ' Create a PieChart object of size 360 x 300 pixels Set c = cd.PieChart(360, 300) ' Set the center of the pie at (180, 140) and the radius to 100 pixels Call c.setPieSize(180, 140, 100) ' Set the pie data and the pie labels Call c.setData(data, labels) ' Output the chart Set viewer = cd.WebChartViewer(Request, "chart1") Call viewer.setChart(c, cd.SVG) ' Include tool tip for the chart viewer.ImageMap = c.getHTMLImageMap("", "", "title='{label}: US${value}K ({percent}%)'") %> <!DOCTYPE html> <html> <head> <title>Simple Pie Chart</title> <!-- Include ChartDirector Javascript Library to support chart interactions --> <script type="text/javascript" src="cdjcv.js"></script> </head> <body style="margin:5px 0px 0px 5px"> <div style="font:bold 18pt verdana;"> Simple Pie Chart </div> <hr style="border:solid 1px #000080; background:#000080" /> <div style="font:10pt verdana; margin-bottom:1.5em"> <a href="viewsource.asp?file=<%= Request("SCRIPT_NAME") %>">View Chart Source Code</a> </div> <!-- ****** Here is the chart image ****** --> <%= viewer.renderHTML() %> </body> </html>

[Windows Version (in Visual Basic)] vbdemo\simplepie.cls
Public Sub createChart(viewer As Object, chartIndex As Integer) Dim cd As New ChartDirector.API ' The data for the pie chart Dim data() data = Array(25, 18, 15, 12, 8, 30, 35) ' The labels for the pie chart Dim labels() labels = Array("Labor", "Licenses", "Taxes", "Legal", "Insurance", "Facilities", "Production") ' Create a PieChart object of size 360 x 300 pixels Dim c As PieChart Set c = cd.PieChart(360, 300) ' Set the center of the pie at (180, 140) and the radius to 100 pixels Call c.setPieSize(180, 140, 100) ' Set the pie data and the pie labels Call c.setData(data, labels) ' Output the chart Set viewer.Picture = c.makePicture() 'include tool tip for the chart viewer.ImageMap = c.getHTMLImageMap("clickable", "", _ "title='{label}: US${value}K ({percent}%)'") End Sub