<%@page import="ChartDirector.*" %>
<%!
//utility to add a text box
private ChartDirector.TextBox addTextBox(BaseChart c, int startXPos, int endXPos, int yPos, String text) {
ChartDirector.TextBox t = c.addText(startXPos, yPos, text, "Arial Bold", 8);
t.setSize(endXPos - startXPos + 1, 21);
t.setAlignment(Chart.Center);
t.setBackground(0xffffff, 0x000000);
return t;
}
%>
<%
// The data for the line chart
double[] data0 = {42, 49, 33, 38, 64, 56, 29, 41, 44, 57, 59, 42};
double[] data1 = {65, 75, 47, 34, 42, 49, 73, 62, 90, 69, 66, 78};
double[] data2 = {36, 28, 25, 28, 38, 20, 22, 30, 25, 33, 30, 24};
String[] labels = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep",
"Oct", "Nov", "Dec"};
// Create a XYChart object of size 600 x 420 pixels
XYChart c = new XYChart(640, 420);
// Add a title to the chart using 18 pts Times Bold Italic font
c.addTitle("Product Line Global Revenue", "Times New Roman Bold Italic", 18);
// Set the plotarea at (90, 55) and of 500 x 280 pixels in size. Use a vertical
// gradient color from light blue (f9f9ff) to sky blue (aaccff) as background.
// Set border to transparent and grid lines to white (ffffff).
c.setPlotArea(90, 55, 500, 280, c.linearGradientColor(0, 55, 0, 335, 0xf9fcff,
0xaaccff), -1, Chart.Transparent, 0xffffff);
// Add a legend box at (90, 28) using horizontal layout. Use 10pts Arial Bold as
// font, with transparent background.
c.addLegend(90, 28, false, "Arial Bold", 10).setBackground(Chart.Transparent);
// Set the x axis labels
c.xAxis().setLabels(labels);
// Set y-axis tick density to 30 pixels. ChartDirector auto-scaling will use this as
// the guideline when putting ticks on the y-axis.
c.yAxis().setTickDensity(30);
// Set axis label style to 8pts Arial Bold
c.xAxis().setLabelStyle("Arial Bold", 8);
c.yAxis().setLabelStyle("Arial Bold", 8);
// Set axis line width to 2 pixels
c.xAxis().setWidth(2);
c.yAxis().setWidth(2);
// Add axis title using 10pts Arial Bold Italic font
c.yAxis().setTitle("Revenue in US millions", "Arial Bold Italic", 10);
// Add a line layer to the chart
LineLayer layer = c.addLineLayer2();
// Set the line width to 3 pixels
layer.setLineWidth(3);
// Add the three data sets to the line layer, using circles, diamands and X shapes as
// symbols
layer.addDataSet(data0, 0xff0000, "Quantum Computer").setDataSymbol(
Chart.CircleSymbol, 9);
layer.addDataSet(data1, 0x00ff00, "Atom Synthesizer").setDataSymbol(
Chart.DiamondSymbol, 11);
layer.addDataSet(data2, 0xff6600, "Proton Cannon").setDataSymbol(Chart.Cross2Shape(),
11);
c.xAxis().setIndent(true);
c.layout();
for (int i = 0; i < labels.length; ++i) {
addTextBox(c, c.getXCoor(i - 0.5), c.getXCoor(i + 0.5), 335, labels[i]);
addTextBox(c, c.getXCoor(i - 0.5), c.getXCoor(i + 0.5), 355, "" + data0[i]);
addTextBox(c, c.getXCoor(i - 0.5), c.getXCoor(i + 0.5), 375, "" + data1[i]);
addTextBox(c, c.getXCoor(i - 0.5), c.getXCoor(i + 0.5), 395, "" + data2[i]);
}
addTextBox(c, c.getXCoor(-0.5) - 80, c.getXCoor(-0.5), 355, "Server #1").setBackground(0xff0000, 0x000000);
addTextBox(c, c.getXCoor(-0.5) - 80, c.getXCoor(-0.5), 375, "Server #2").setBackground(0x00ff00, 0x000000);
addTextBox(c, c.getXCoor(-0.5) - 80, c.getXCoor(-0.5), 395, "Server #3").setBackground(0xff6600, 0x000000);
// output the chart
String chart1URL = c.makeSession(request, "chart1");
// Include tool tip for the chart
String imageMap1 = c.getHTMLImageMap("", "",
"title='Revenue of {dataSetName} in {xLabel}: US$ {value}M'");
%>
<html>
<body>
<img src='<%=response.encodeURL("getchart.jsp?"+chart1URL)%>'
usemap="#map1" border="0">
<map name="map1"><%=imageMap1%></map>
</body>
</html>
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