<%@page import="ChartDirector.*" %>
<%
// The data for the area 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 area chart
String[] labels = {"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11",
"12", "13", "14", "15", "16", "17", "18", "19", "20", "21", "22", "23", "24"};
// Create a XYChart object of size 600 x 360 pixels, with a brushed silver
// background, 1 pixel 3D border effect, rounded corners and soft drop shadow.
XYChart c = new XYChart(600, 360, Chart.brushedSilverColor(), Chart.Transparent, 1);
c.setRoundedFrame();
c.setDropShadow();
//Set search path to current JSP directory for loading icon images
c.setSearchPath(getServletConfig().getServletContext(), request);
// Add a title box to the chart using 18 pts Times Bold Italic font.
TextBox title = c.addTitle(
"<*block,valign=absmiddle*><*img=star.png*><*img=star.png*> Performance " +
"Enhancer <*img=star.png*><*img=star.png*><*/*>", "Times New Roman Bold Italic",
18);
//
// Use a text box with a depressed 3D border to create the inner depressed region
//
// The width of the frame border
int frameWidth = 5;
// Set the depressed region position
TextBox contentBox = c.addText(frameWidth, title.getHeight(), "");
contentBox.setSize(c.getDrawArea().getWidth() - 1 - frameWidth * 2, c.getDrawArea(
).getHeight() - title.getHeight() - frameWidth - 1);
// Use -1 as the rasied effect to create a depressed region
contentBox.setBackground(Chart.Transparent, Chart.Transparent, -1);
// Set rounded corners, and put the text box at the back of the chart
contentBox.setRoundedCorners(10);
contentBox.setZOrder(Chart.ChartBackZ);
// Tentatively set the plotarea to 50 pixels from the left depressed edge, and 25
// pixels under the top depressed edge. Set the width to 75 pixels less than the
// depressed region width, and the height to 75 pixels less than the depressed region
// height. Use white (ffffff) background, transparent border, and grey (cccccc)
// horizontal and vertical grid lines.
PlotArea plotArea = c.setPlotArea(50 + contentBox.getLeftX(), contentBox.getTopY() +
25, contentBox.getWidth() - 75, contentBox.getHeight() - 75, 0xffffff, -1, -1,
0xcccccc, -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);
// Display 1 out of 3 labels on the x-axis.
c.xAxis().setLabelStep(3);
// 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 using a gradient color that changes vertically from
// semi-transparent red (60ff0000) to semi-transparent white (60ffffff)
c.addAreaLayer(data, c.linearGradientColor(0, contentBox.getTopY() + 20, 0,
contentBox.getTopY() + contentBox.getHeight() - 50, 0x60ff0000, 0x60ffffff));
// Adjust the plot area size, such that the bounding box (inclusive of axes) is 15
// pixels from the left depressed edge, 25 pixels below the top depressed edge, 25
// pixels from the right depressed edge, and 15 pixels above the bottom depressed
// edge.
c.packPlotArea(contentBox.getLeftX() + 15, contentBox.getTopY() + 25,
contentBox.getLeftX() + contentBox.getWidth() - 25, contentBox.getTopY() +
contentBox.getHeight() - 15);
// Add a custom CDML text with the bottom right corner is anchored to the bootom
// right corner of the plot area, with 5 pixels margin.
c.addText(plotArea.getLeftX() + plotArea.getWidth() - 5, plotArea.getTopY() +
plotArea.getHeight() - 5,
"<*block,valign=absmiddle*><*img=small_molecule.png*> <*block*><*font=Times " +
"New Roman Bold Italic,size=10,color=804040*>Molecular\nEngineering<*/*>"
).setAlignment(Chart.BottomRight);
// Output the chart
String chart1URL = c.makeSession(request, "chart1", Chart.JPG);
// Include tool tip for the chart
String imageMap1 = c.getHTMLImageMap("", "",
"title='Hour {xLabel}: {value} KJ/liter'");
%>
<html>
<body style="margin:5px 0px 0px 5px">
<div style="font-size:18pt; font-family:verdana; font-weight:bold">
Enhanced Area Chart
</div>
<hr color="#000080">
<div style="font-size:10pt; font-family:verdana; margin-bottom:1.5em">
<a href="viewsource.jsp?file=<%=request.getServletPath()%>">View Source Code</a>
</div>
<img src='<%=response.encodeURL("getchart.jsp?"+chart1URL)%>'
usemap="#map1" border="0">
<map name="map1"><%=imageMap1%></map>
</body>
</html> |