import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import ChartDirector.*;
public class datatable2 implements DemoModule
{
//Name of demo program
public String toString() { return "Data Table (2)"; }
//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 line chart
double[] data0 = {410, 420, 500, 590};
double[] data1 = {500, 370, 680, 850};
String[] labels = {"Q1", "Q2", "Q3", "Q4"};
// Create a XYChart object of size 600 x 400 pixels
XYChart c = new XYChart(600, 400);
// Add a title to the chart using 18pt Times Bold Italic font
TextBox title = c.addTitle("Product Line Global Revenue", "Times New Roman Bold Italic", 18)
;
// Tentatively set the plotarea at (50, 55) and of (chart_width - 100) x (chart_height -
// 150) pixels in size. Use a vertical gradient color from sky blue (aaccff) t0 light blue
// (f9f9ff) as background. Set both horizontal and vertical grid lines to dotted
// semi-transprent black (aa000000).
PlotArea plotArea = c.setPlotArea(50, 55, c.getWidth() - 100, c.getHeight() - 150,
c.linearGradientColor(0, 55, 0, 55 + c.getHeight() - 150, 0xaaccff, 0xf9fcff), -1, -1,
c.dashLineColor(0xaa000000, Chart.DotLine), -1);
// Set y-axis title using 12 points Arial Bold Italic font, and set its position 10 pixels
// from the axis.
c.yAxis().setTitle("Revenue (USD millions)", "Arial Bold Italic", 12);
c.yAxis().setTitlePos(Chart.Left, 10);
// Set y-axis label style to 10 points Arial Bold and axis color to transparent
c.yAxis().setLabelStyle("Arial Bold", 10);
c.yAxis().setColors(Chart.Transparent);
// 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);
// Add a bar layer to the chart with side layout
BarLayer layer = c.addBarLayer2(Chart.Side);
// Add two data sets to the bar layer
layer.addDataSet(data0, 0xff6600, "FY 2007");
layer.addDataSet(data1, 0x0088ff, "FY 2008");
// Use soft lighting effect with light direction from the left
layer.setBorderColor(Chart.Transparent, Chart.softLighting(Chart.Left));
// Set the x axis labels
c.xAxis().setLabels(labels);
// Convert the labels on the x-axis to a CDMLTable
CDMLTable table = c.xAxis().makeLabelTable();
// Set the default left/right margins to 5 pixels and top/bottom margins to 3 pixels. Set
// the default font size to 10 points
TextBox cellStyle = table.getStyle();
cellStyle.setMargin2(5, 5, 4, 3);
cellStyle.setFontSize(10);
// Set the first row to use Arial Bold font, with a light grey (eeeeee) background.
TextBox firstRowStyle = table.getRowStyle(0);
firstRowStyle.setFontStyle("Arial Bold");
firstRowStyle.setBackground(0xeeeeee, Chart.LineColor);
//
// We can add more information to the table. In this sample code, we add the data series and
// the legend icons to the table.
//
// Add 3 more rows to the table. Set the background of the 2nd row to light grey (eeeeee).
table.appendRow();
table.appendRow().setBackground(0xeeeeee, Chart.LineColor);
table.appendRow();
// Put the values of the 2 data series in the first 2 rows. Put the percentage differences
// in the 3rd row.
for (int i = 0; i < data0.length; ++i) {
table.setText(i, 1, String.valueOf(data0[i]));
table.setText(i, 2, String.valueOf(data1[i]));
double percentageDiff = 100.0 * (data1[i] - data0[i]) / data0[i];
// Use red or green color depending on whether the difference is positive or negative
String formatString = "<*color=008800*>+{value|1}%";
if (percentageDiff < 0) {
formatString = "<*color=cc0000*>{value|1}%";
}
table.setText(i, 3, c.formatValue(percentageDiff, formatString));
}
// Insert a column on the left for the legend icons using Arial Bold font.
table.insertCol(0).setFontStyle("Arial Bold");
// The top cell is set to transparent, so it is invisible
table.getCell(0, 0).setBackground(Chart.Transparent, Chart.Transparent);
// The next 2 cells are set to the legend icons and names of the 2 data series
table.setText(0, 1, layer.getLegendIcon(0) + " FY 2007");
table.setText(0, 2, layer.getLegendIcon(1) + " FY 2008");
// The last cell is set to "Change"
table.setText(0, 3, "Change");
// Append a column on the right for the total values.
table.appendCol();
// Put "Total" in the top cell as the heading of this column
table.setText(table.getColCount() - 1, 0, "Total");
// The next two cells are the total of the data series
double total0 = new ArrayMath(data0).sum();
double total1 = new ArrayMath(data1).sum();
table.setText(table.getColCount() - 1, 1, String.valueOf(total0));
table.setText(table.getColCount() - 1, 2, String.valueOf(total1));
// The last cell is the percentage differences of the total
double totalPercentageDiff = (total1 - total0) / total0 * 100;
// Use red or green color depending on whether the difference is positive or negative
String totalFormatString = "<*color=008800*>+{value|1}%";
if (totalPercentageDiff < 0) {
totalFormatString = "<*color=cc0000*>{value|1}%";
}
table.setText(table.getColCount() - 1, 3, c.formatValue(totalPercentageDiff,
totalFormatString));
//
// We now demonstrate how to adjust the plot area positions, to allow space for the newly
// inserted left and right columns in the table.
//
// We layout the axis first in order to get the axis metrics (including table metrics)
c.layoutAxes();
// If the first column is wider than the left y-axis, we need to reserve for some left
// margin to ensure the first column stays within the chart.
int leftMargin = 0;
if (table.getColWidth(0) > c.yAxis().getThickness()) {
leftMargin = table.getColWidth(0) - c.yAxis().getThickness();
}
// Similarly, we need to reserve some right margin for the last column
int rightMargin = table.getColWidth(table.getColCount() - 1);
// Adjust the plot area size, such that the bounding box (inclusive of axes) using the given
// left and right margin, plus 2 more pixels. Put the plot area 10 pixels below the title
// and use 2 pixels as the bottom margin. from the left, right and bottom edge, and is just
// under the legend box.
c.packPlotArea(leftMargin + 2, title.getHeight() + 10, c.getWidth() - 3 - rightMargin,
c.getHeight() - 3);
// After determining the exact plot area position, we may adjust title position so that it
// is centered relative to the plot area (instead of the chart)
title.setPos(plotArea.getLeftX() + (plotArea.getWidth() - title.getWidth()) / 2,
title.getTopY());
// Output the chart
viewer.setChart(c);
//include tool tip for the chart
viewer.setImageMap(c.getHTMLImageMap("clickable", "",
"title='Revenue in {xLabel} {dataSetName}: US$ {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 datatable2();
//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);
}
} |