/** 複数円チャート用のサブチャートを取得する */
private JFreeChart getSubPieChart() {
MultiplePiePlot multiplePiePlot = (MultiplePiePlot) this.getPlot();
// サブチャートの生成
JFreeChart subChart = multiplePiePlot.getPieChart();
return subChart;
}
/**
* Creates a sample chart with the given dataset.
*
* @param dataset the dataset.
* @return A sample chart.
*/
private JFreeChart createChart(final CategoryDataset dataset) {
final JFreeChart chart =
ChartFactory.createMultiplePieChart(
"Multiple Pie Chart", // chart title
dataset, // dataset
TableOrder.BY_ROW,
true, // include legend
true,
true);
final MultiplePiePlot plot = (MultiplePiePlot) chart.getPlot();
final JFreeChart subchart = plot.getPieChart();
final PiePlot p = (PiePlot) subchart.getPlot();
p.setLabelGenerator(new StandardPieSectionLabelGenerator("{0}"));
p.setLabelFont(new Font("SansSerif", Font.PLAIN, 8));
p.setInteriorGap(0.30);
return chart;
}
/** Serialize an instance, restore it, and check for equality. */
public void testSerialization() {
MultiplePiePlot p1 = new MultiplePiePlot(null);
p1.setAggregatedItemsPaint(new GradientPaint(1.0f, 2.0f, Color.yellow, 3.0f, 4.0f, Color.red));
MultiplePiePlot p2 = null;
try {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(p1);
out.close();
ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
p2 = (MultiplePiePlot) in.readObject();
in.close();
} catch (Exception e) {
e.printStackTrace();
}
assertEquals(p1, p2);
}
/**
* Creates a sample dataset for the demo.
*
* @return A sample dataset.
*/
public static JFreeChart create3DPieChart(
String title,
java.awt.Font titleFont,
CategoryDataset data,
TableOrder order,
boolean legend,
boolean tooltips,
boolean urls,
PieURLGenerator urlGenerator) {
MultiplePiePlot plot = new MultiplePiePlot(data);
plot.setDataExtractOrder(order);
// plot.setOutlineStroke(null);
JFreeChart pieChart = new JFreeChart(new PiePlot3D(null));
pieChart.setBackgroundPaint(null);
plot.setPieChart(pieChart);
PiePlot3D pp = (PiePlot3D) plot.getPieChart().getPlot();
pp.setBackgroundPaint(null);
// pp.setInsets(new Insets(0, 5, 5, 5));
// no outline around each piechart
pp.setOutlineStroke(null);
PieToolTipGenerator tooltipGenerator = null;
if (tooltips) {
tooltipGenerator = new StandardPieToolTipGenerator();
}
if (!urls) {
urlGenerator = null;
}
pp.setToolTipGenerator(tooltipGenerator);
pp.setLabelGenerator(null);
pp.setURLGenerator(urlGenerator);
JFreeChart chart = new JFreeChart(title, titleFont, plot, legend);
return chart;
}
/** Some basic checks for the clone() method. */
public void testCloning() {
MultiplePiePlot p1 = new MultiplePiePlot();
MultiplePiePlot p2 = null;
try {
p2 = (MultiplePiePlot) p1.clone();
} catch (CloneNotSupportedException e) {
e.printStackTrace();
System.err.println("Failed to clone.");
}
assertTrue(p1 != p2);
assertTrue(p1.getClass() == p2.getClass());
assertTrue(p1.equals(p2));
}
/** Check that the equals() method distinguishes the required fields. */
public void testEquals() {
MultiplePiePlot p1 = new MultiplePiePlot();
MultiplePiePlot p2 = new MultiplePiePlot();
assertTrue(p1.equals(p2));
assertTrue(p2.equals(p1));
p1.setDataExtractOrder(TableOrder.BY_ROW);
assertFalse(p1.equals(p2));
p2.setDataExtractOrder(TableOrder.BY_ROW);
assertTrue(p1.equals(p2));
p1.setLimit(1.23);
assertFalse(p1.equals(p2));
p2.setLimit(1.23);
assertTrue(p1.equals(p2));
p1.setAggregatedItemsKey("Aggregated Items");
assertFalse(p1.equals(p2));
p2.setAggregatedItemsKey("Aggregated Items");
assertTrue(p1.equals(p2));
p1.setAggregatedItemsPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f, 4.0f, Color.yellow));
assertFalse(p1.equals(p2));
p2.setAggregatedItemsPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f, 4.0f, Color.yellow));
assertTrue(p1.equals(p2));
p1.setPieChart(ChartFactory.createPieChart("Title", null, true, true, true));
assertFalse(p1.equals(p2));
p2.setPieChart(ChartFactory.createPieChart("Title", null, true, true, true));
assertTrue(p1.equals(p2));
}