import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import ChartDirector.*;
public class barlabel implements DemoModule
{
//Name of demo program
public String toString() { return "Bar Labels"; }
//Number of charts produced in this demo
public int getNoOfCharts() { return 1; }
//Main code for creating charts
public void createChart(ChartViewer viewer, int chartIndex)
{
// The data for the bar chart
double[] data = {85, 156, 179, 211, 123, 189, 166};
// The labels for the bar chart
String[] labels = {"Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"};
// Create a XYChart object of size 600 x 360 pixels
XYChart c = new XYChart(600, 360);
// Set the plotarea at (70, 20) and of size 500 x 300 pixels, with transparent background
// and border and light grey (0xcccccc) horizontal grid lines
c.setPlotArea(70, 20, 500, 300, Chart.Transparent, -1, Chart.Transparent, 0xcccccc);
// Set the x and y axis stems to transparent and the label font to 12pt Arial
c.xAxis().setColors(Chart.Transparent);
c.yAxis().setColors(Chart.Transparent);
c.xAxis().setLabelStyle("Arial", 12);
c.yAxis().setLabelStyle("Arial", 12);
// Add a blue (0x6699bb) bar chart layer using the given data
BarLayer layer = c.addBarLayer(data, 0x6699bb);
// Use bar gradient lighting with the light intensity from 0.8 to 1.3
layer.setBorderColor(Chart.Transparent, Chart.barLighting(0.8, 1.3));
// Set rounded corners for bars
layer.setRoundedCorners();
// Display labela on top of bars using 12pt Arial font
layer.setAggregateLabelStyle("Arial", 12);
// Set the labels on the x axis.
c.xAxis().setLabels(labels);
// For the automatic y-axis labels, set the minimum spacing to 40 pixels.
c.yAxis().setTickDensity(40);
// Add a title to the y axis using dark grey (0x555555) 14pt Arial Bold font
c.yAxis().setTitle("Y-Axis Title Placeholder", "Arial Bold", 14, 0x555555);
// Output the chart
viewer.setChart(c);
//include tool tip for the chart
viewer.setImageMap(c.getHTMLImageMap("clickable", "", "title='{xLabel}: ${value}M'"));
}
//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 barlabel();
//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);
}
} |