<%@page import="ChartDirector.*" %>
<%
//The data for the chart
double[] data = {30, 28, 40, 55, 75, 68, 54, 60, 50, 62, 75, 65, 75, 89, 60, 55,
53, 35, 50, 66, 56, 48, 52, 65, 62};
//The labels for the chart
String[] labels = {"0", "", "", "3", "", "", "6", "", "", "9", "", "", "12", "",
"", "15", "", "", "18", "", "", "21", "", "", "24"};
//Create a XYChart object of size 500 x 300 pixels, with a pale yellow
//(0xffffc0) background, a black border, and 1 pixel 3D border effect
XYChart c = new XYChart(500, 300, 0xffffc0, 0x0, 1);
//Set default directory for loading images from current script directory
String realPath = request.getRealPath(request.getServletPath());
if (realPath == null)
//some web servers have bugs and real path must be obtained as follows
realPath = request.getRealPath(request.getRequestURI());
c.setSearchPath(new java.io.File(realPath).getParent());
//Set the plotarea at (55, 50) and of size 420 x 205 pixels, with white
//background. Turn on both horizontal and vertical grid lines with light grey
//color (0xc0c0c0)
c.setPlotArea(55, 50, 420, 205, 0xffffff).setGridColor(0xc0c0c0, 0xc0c0c0);
//Add a legend box at (55, 25) (top of the chart) with horizontal layout. Use 8
//pts Arial font. Set the background and border color to Transparent.
LegendBox legendBox = c.addLegend(55, 25, false, "", 8);
legendBox.setBackground(Chart.Transparent);
//Add keys to the legend box to explain the color zones
legendBox.addKey("Normal Zone", 0x8033ff33);
legendBox.addKey("Alert Zone", 0x80ff3333);
//Add a title box to the chart using 13 pts Arial Bold Italic font. The title is
//in CDML and includes embedded images for highlight. The text is white
//(0xffffff) on a black background, with a 1 pixel 3D border.
c.addTitle(
"<*block,valign=absmiddle*><*img=star.png*><*img=star.png*> Y Zone Color " +
"Demo <*img=star.png*><*img=star.png*><*/*>", "arialbi.ttf", 13, 0xffffff
).setBackground(0x0, -1, 1);
//Add a title to the y axis
c.yAxis().setTitle("Energy Concentration (KJ per liter)");
//Set the labels on the x axis
c.xAxis().setLabels(labels);
//Add a title to the x axis using CDML
c.xAxis().setTitle(
"<*block,valign=absmiddle*><*img=clock.png*> Elapsed Time (hour)<*/*>");
//Set the axes width to 2 pixels
c.xAxis().setWidth(2);
c.yAxis().setWidth(2);
//Add an area layer to the chart. The area is using a y zone color, where the
//color is semi-transparent green below 60, and semi-transparent red above 60.
AreaLayer layer = c.addAreaLayer2();
layer.addDataSet(data, layer.yZoneColor(60, 0x8033ff33, 0x80ff3333));
//Add a custom CDML text at the bottom right of the plot area as the logo
c.addText(475, 255,
"<*block,valign=absmiddle*><*img=small_molecule.png*> <*block*>" +
"<*font=timesbi.ttf,size=10,color=804040*>Molecular\nEngineering<*/*>"
).setAlignment(Chart.BottomRight);
//output the chart
request.getSession().setAttribute("chart1", c.makeChart2(Chart.PNG));
%>
<html>
<body topmargin=0 leftmargin=5 rightmargin=0 marginwidth=5 marginheight=0>
<div style="font-size:18pt; font-family:verdana; font-weight:bold">
Y Zone Coloring
</div>
<hr color="#000080">
<div style="font-size:10pt; font-family:verdana">
<a href="VIEWSOURCE.jsp?file=<%=request.getServletPath()%>">
View Chart Source Code
</a>
</div>
<br>
<img src="chart1.chart?no_cache=<%=Chart.getUniqueId()%>">
</body>
</html>