ChartDirector 7.0 (ASP/COM/VB Edition)
Sector Zones
Source Code Listing
<%@ language="vbscript" %>
<%
Set cd = CreateObject("ChartDirector.API")
' The data for the chart
data = Array(5.1, 1.5, 5.1, 4.0, 1.7, 8.7, 9.4, 2.1, 3.5, 8.8, 5.0, 6.0)
' The labels for the chart
labels = Array("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sept", "Oct", "Nov", "Dec")
' Create a PolarChart object of size 400 x 420 pixels. with a metallic blue (9999ff) background
' color and 1 pixel 3D border
Set c = cd.PolarChart(400, 420, cd.metalColor(&H9999ff), &H000000, 1)
' Add a title to the chart using 16pt Arial Bold Italic font. The title text is white (0xffffff) on
' deep blue (000080) background
Call c.addTitle("Chemical Concentration", "Arial Bold Italic", 16, &Hffffff).setBackground( _
&H000080)
' Set center of plot area at (200, 240) with radius 145 pixels. Set background color to green
' (0x33ff33)
Call c.setPlotArea(200, 240, 145, &H33ff33)
' Set the labels to the angular axis
Call c.angularAxis().setLabels(labels)
' Color the sector between label index = 5.5 to 7.5 as red (ff3333) zone
Call c.angularAxis().addZone(5.5, 7.5, &Hff3333)
' Color the sector between label index = 4.5 to 5.5, and also between 7.5 to 8.5, as yellow (ff3333)
' zones
Call c.angularAxis().addZone(4.5, 5.5, &Hffff00)
Call c.angularAxis().addZone(7.5, 8.5, &Hffff00)
' Set the grid style to circular grid
Call c.setGridStyle(False)
' Use semi-transparent (40ffffff) label background so as not to block the data
Call c.radialAxis().setLabelStyle().setBackground(&H40ffffff, &H40000000)
' Add a legend box at (200, 30) top center aligned, using 9pt Arial Bold font. with a black border.
Set legendBox = c.addLegend(200, 30, False, "Arial Bold", 9)
Call legendBox.setAlignment(cd.TopCenter)
' Add legend keys to represent the red/yellow/green zones
Call legendBox.addKey("Very Dry", &Hff3333)
Call legendBox.addKey("Critical", &Hffff00)
Call legendBox.addKey("Moderate", &H33ff33)
' Add a blue (0x80) line layer with line width set to 3 pixels and use purple (ff00ff) cross symbols
' for the data points
Set layer = c.addLineLayer(data, &H000080)
Call layer.setLineWidth(3)
Call layer.setDataSymbol(cd.Cross2Shape(), 15, &Hff00ff)
' Output the chart
Set viewer = cd.WebChartViewer(Request, "chart1")
Call viewer.setChart(c, cd.SVG)
' Include tool tip for the chart.
viewer.ImageMap = layer.getHTMLImageMap("", "", "title='Concentration on {label}: {value} ppm'")
%>
<!DOCTYPE html>
<html>
<head>
<title>Sector Zones</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;">
Sector Zones
</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>
Public Sub createChart(viewer As Object, chartIndex As Integer)
Dim cd As New ChartDirector.API
' The data for the chart
Dim data()
data = Array(5.1, 1.5, 5.1, 4.0, 1.7, 8.7, 9.4, 2.1, 3.5, 8.8, 5.0, 6.0)
' The labels for the chart
Dim labels()
labels = Array("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sept", "Oct", "Nov", _
"Dec")
' Create a PolarChart object of size 400 x 420 pixels. with a metallic blue (9999ff) background
' color and 1 pixel 3D border
Dim c As PolarChart
Set c = cd.PolarChart(400, 420, cd.metalColor(&H9999ff), &H000000, 1)
' Add a title to the chart using 16pt Arial Bold Italic font. The title text is white (0xffffff)
' on deep blue (000080) background
Call c.addTitle("Chemical Concentration", "arialbi.ttf", 16, &Hffffff).setBackground(&H000080)
' Set center of plot area at (200, 240) with radius 145 pixels. Set background color to green
' (0x33ff33)
Call c.setPlotArea(200, 240, 145, &H33ff33)
' Set the labels to the angular axis
Call c.angularAxis().setLabels(labels)
' Color the sector between label index = 5.5 to 7.5 as red (ff3333) zone
Call c.angularAxis().addZone(5.5, 7.5, &Hff3333)
' Color the sector between label index = 4.5 to 5.5, and also between 7.5 to 8.5, as yellow
' (ff3333) zones
Call c.angularAxis().addZone(4.5, 5.5, &Hffff00)
Call c.angularAxis().addZone(7.5, 8.5, &Hffff00)
' Set the grid style to circular grid
Call c.setGridStyle(False)
' Use semi-transparent (40ffffff) label background so as not to block the data
Call c.radialAxis().setLabelStyle().setBackground(&H40ffffff, &H40000000)
' Add a legend box at (200, 30) top center aligned, using 9pt Arial Bold font. with a black
' border.
Dim legendBox As LegendBox
Set legendBox = c.addLegend(200, 30, False, "arialbd.ttf", 9)
Call legendBox.setAlignment(cd.TopCenter)
' Add legend keys to represent the red/yellow/green zones
Call legendBox.addKey("Very Dry", &Hff3333)
Call legendBox.addKey("Critical", &Hffff00)
Call legendBox.addKey("Moderate", &H33ff33)
' Add a blue (0x80) line layer with line width set to 3 pixels and use purple (ff00ff) cross
' symbols for the data points
Dim layer As PolarLineLayer
Set layer = c.addLineLayer(data, &H000080)
Call layer.setLineWidth(3)
Call layer.setDataSymbol(cd.Cross2Shape(), 15, &Hff00ff)
' Output the chart
Set viewer.Picture = c.makePicture()
' Include tool tip for the chart.
viewer.ImageMap = layer.getHTMLImageMap("clickable", "", _
"title='Concentration on {label}: {value} ppm'")
End Sub