import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.util.*;
import ChartDirector.*;
public class multisymbolline implements DemoModule
{
//Name of demo program
public String toString() { return "Multi-Symbol Line Chart"; }
//Number of charts produced in this demo
public int getNoOfCharts() { return 1; }
//Main code for creating charts
public void createChart(ChartViewer viewer, int index)
{
// In this example, the data points are unevenly spaced on the x-axis
double[] dataY = {4.7, 4.7, 6.6, 2.2, 4.7, 4.0, 4.0, 5.1, 4.5, 4.5, 6.8, 4.5,
4, 2.1, 3, 2.5, 2.5, 3.1};
Date[] dataX = {new GregorianCalendar(1999, 6, 1).getTime(),
new GregorianCalendar(2000, 0, 1).getTime(), new GregorianCalendar(2000,
1, 1).getTime(), new GregorianCalendar(2000, 3, 1).getTime(),
new GregorianCalendar(2000, 4, 8).getTime(), new GregorianCalendar(2000,
6, 5).getTime(), new GregorianCalendar(2001, 2, 5).getTime(),
new GregorianCalendar(2001, 3, 7).getTime(), new GregorianCalendar(2001,
4, 9).getTime(), new GregorianCalendar(2002, 1, 4).getTime(),
new GregorianCalendar(2002, 3, 4).getTime(), new GregorianCalendar(2002,
4, 8).getTime(), new GregorianCalendar(2002, 6, 7).getTime(),
new GregorianCalendar(2002, 7, 30).getTime(), new GregorianCalendar(2003,
0, 2).getTime(), new GregorianCalendar(2003, 1, 16).getTime(),
new GregorianCalendar(2003, 10, 6).getTime(), new GregorianCalendar(2004,
0, 4).getTime()};
// Data points are assigned different symbols based on point type
double[] pointType = {0, 1, 0, 1, 2, 1, 0, 0, 1, 1, 2, 2, 1, 0, 2, 1, 2, 0};
// Create a XYChart object of size 480 x 320 pixels. Use a vertical gradient
// color from pale blue (e8f0f8) to sky blue (aaccff) spanning half the chart
// height as background. Set border to blue (88aaee). Use rounded corners.
// Enable soft drop shadow.
XYChart c = new XYChart(480, 320);
c.setBackground(c.linearGradientColor(0, 0, 0, c.getHeight() / 2, 0xe8f0f8,
0xaaccff), 0x88aaee);
c.setRoundedFrame();
c.setDropShadow();
// Add a title to the chart using 15 points Arial Italic font. Set top/bottom
// margins to 12 pixels.
TextBox title = c.addTitle("Multi-Symbol Line Chart Demo", "Arial Italic", 15
);
title.setMargin2(0, 0, 12, 12);
// Tentatively set the plotarea to 50 pixels from the left edge to allow for
// the y-axis, and to just under the title. Set the width to 65 pixels less
// than the chart width, and the height to reserve 90 pixels at the bottom
// for the x-axis and the legend box. Use pale blue (e8f0f8) background,
// transparent border, and grey (888888) dotted horizontal and vertical grid
// lines.
c.setPlotArea(50, title.getHeight(), c.getWidth() - 65, c.getHeight() -
title.getHeight() - 90, 0xe8f0f8, -1, Chart.Transparent, c.dashLineColor(
0x888888, Chart.DotLine), -1);
// Add a legend box where the bottom-center is anchored to the 12 pixels
// above the bottom-center of the chart. Use horizontal layout and 8 points
// Arial font.
LegendBox legendBox = c.addLegend(c.getWidth() / 2, c.getHeight() - 12,
false, "Arial Bold", 8);
legendBox.setAlignment(Chart.BottomCenter);
// Set the legend box background and border to pale blue (e8f0f8) and bluish
// grey (445566)
legendBox.setBackground(0xe8f0f8, 0x445566);
// Use rounded corners of 5 pixel radius for the legend box
legendBox.setRoundedCorners(5);
// Set the y axis label format to display a percentage sign
c.yAxis().setLabelFormat("{value}%");
// Set y-axis title to use 10 points Arial Bold Italic font
c.yAxis().setTitle("Axis Title Placeholder", "Arial Bold Italic", 10);
// Set axis labels to use Arial Bold font
c.yAxis().setLabelStyle("Arial Bold");
c.xAxis().setLabelStyle("Arial Bold");
// We add the different data symbols using scatter layers. The scatter layers
// are added before the line layer to make sure the data symbols stay on top
// of the line layer.
// We select the points with pointType = 0 (the non-selected points will be
// set to NoValue), and use yellow (ffff00) 15 pixels high 5 pointed star
// shape symbols for the points. (This example uses both x and y coordinates.
// For charts that have no x explicitly coordinates, use an empty array as
// dataX.)
c.addScatterLayer(Chart.CTime(dataX), new ArrayMath(dataY).selectEQZ(
pointType, Chart.NoValue).result(), "Point Type 0", Chart.StarShape(5),
15, 0xffff00);
// Similar to above, we select the points with pointType - 1 = 0 and use
// green (ff00) 13 pixels high six-sided polygon as symbols.
c.addScatterLayer(Chart.CTime(dataX), new ArrayMath(dataY).selectEQZ(
new ArrayMath(pointType).sub(1).result(), Chart.NoValue).result(),
"Point Type 1", Chart.PolygonShape(6), 13, 0x00ff00);
// Similar to above, we select the points with pointType - 2 = 0 and use red
// (ff0000) 13 pixels high X shape as symbols.
c.addScatterLayer(Chart.CTime(dataX), new ArrayMath(dataY).selectEQZ(
new ArrayMath(pointType).sub(2).result(), Chart.NoValue).result(),
"Point Type 2", Chart.Cross2Shape(), 13, 0xff0000);
// Finally, add a blue (0000ff) line layer with line width of 2 pixels
LineLayer layer = c.addLineLayer(dataY, 0x0000ff);
layer.setXData(Chart.CTime(dataX));
layer.setLineWidth(2);
// Adjust the plot area size, such that the bounding box (inclusive of axes)
// is 10 pixels from the left edge, just below the title, 25 pixels from the
// right edge, and 8 pixels above the legend box.
c.packPlotArea(10, title.getHeight(), c.getWidth() - 25, c.layoutLegend(
).getTopY() - 8);
// Output the chart
viewer.setChart(c);
//include tool tip for the chart
viewer.setImageMap(c.getHTMLImageMap("clickable", "",
"title='{x|mmm dd, yyyy}: {value}%'"));
}
//Allow this module to run as standalone program for easy testing
public static void main(String[] args)
{
//Instantiate an instance of this demo module
DemoModule demo = new multisymbolline();
//Create and set up the main window
JFrame frame = new JFrame(demo.toString());
frame.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {System.exit(0);} });
frame.getContentPane().setBackground(Color.white);
// Create the chart and put them in the content pane
ChartViewer viewer = new ChartViewer();
demo.createChart(viewer, 0);
frame.getContentPane().add(viewer);
// Display the window
frame.pack();
frame.setVisible(true);
}
} |