/**
* Some basic checks for the clone() method.
*
* @throws CloneNotSupportedException
*/
@Test
public void testCloning() throws CloneNotSupportedException {
PiePlot p1 = new PiePlot();
PiePlot p2 = (PiePlot) p1.clone();
assertNotSame(p1, p2);
assertSame(p1.getClass(), p2.getClass());
assertEquals(p1, p2);
}
public String generatePieChart(
String hitOrdNum, HttpSession session, PrintWriter pw, String courseId, int studentId) {
/* int groupId=0;
if (groupName.equals("All")){
groupId=0;
}else{
groupId = studStatisticBean.getGroupIdByName(groupName);
}*/
String filename = null;
try {
// Retrieve list of WebHits
StudentsConceptChartDataSet whDataSet =
new StudentsConceptChartDataSet(studStatisticBean, courseId, studentId);
ArrayList list = whDataSet.getDataBySection(hitOrdNum);
// Throw a custom NoDataException if there is no data
if (list.size() == 0) {
System.out.println("No data has been found");
throw new NoDataException();
}
// Create and populate a PieDataSet
DefaultPieDataset data = new DefaultPieDataset();
Iterator iter = list.listIterator();
while (iter.hasNext()) {
StudentsConceptHit wh = (StudentsConceptHit) iter.next();
data.setValue(wh.getSection(), wh.getHitDegree());
}
// Create the chart object
PiePlot plot = new PiePlot(data);
plot.setInsets(new Insets(0, 5, 5, 5));
plot.setURLGenerator(new StandardPieURLGenerator("xy_chart.jsp", "section"));
plot.setToolTipGenerator(new StandardPieItemLabelGenerator());
JFreeChart chart = new JFreeChart("", JFreeChart.DEFAULT_TITLE_FONT, plot, true);
chart.setBackgroundPaint(java.awt.Color.white);
// Write the chart image to the temporary directory
ChartRenderingInfo info = new ChartRenderingInfo(new StandardEntityCollection());
filename = ServletUtilities.saveChartAsPNG(chart, 600, 400, info, session);
// Write the image map to the PrintWriter
ChartUtilities.writeImageMap(pw, filename, info);
pw.flush();
} catch (NoDataException e) {
System.out.println(e.toString());
filename = "public_nodata_500x300.png";
} catch (Exception e) {
System.out.println("Exception - " + e.toString());
e.printStackTrace(System.out);
filename = "public_error_500x300.png";
}
return filename;
}
/** Some checks for the getLegendItems() method. */
@Test
public void testGetLegendItems() {
DefaultPieDataset dataset = new DefaultPieDataset();
dataset.setValue("Item 1", 1.0);
dataset.setValue("Item 2", 2.0);
dataset.setValue("Item 3", 0.0);
dataset.setValue("Item 4", null);
PiePlot plot = new PiePlot(dataset);
plot.setIgnoreNullValues(false);
plot.setIgnoreZeroValues(false);
List<LegendItem> items = plot.getLegendItems();
assertEquals(4, items.size());
// check that null items are ignored if requested
plot.setIgnoreNullValues(true);
items = plot.getLegendItems();
assertEquals(3, items.size());
// check that zero items are ignored if requested
plot.setIgnoreZeroValues(true);
items = plot.getLegendItems();
assertEquals(2, items.size());
// check that negative items are always ignored
dataset.setValue("Item 5", -1.0);
items = plot.getLegendItems();
assertEquals(2, items.size());
}
@Test
public void testBug1126_e() throws CloneNotSupportedException {
DefaultPieDataset dataset1 = new DefaultPieDataset();
PiePlot plot1 = new PiePlot(dataset1);
plot1.setLabelGenerator(new StandardPieSectionLabelGenerator());
PiePlot plot2 = (PiePlot) plot1.clone();
StandardPieSectionLabelGenerator g2 =
(StandardPieSectionLabelGenerator) plot2.getLabelGenerator();
g2.setAttributedLabel(1, new AttributedString("TESTING"));
assertNotEquals(plot1, plot2);
}
/**
* Check that the default base section paint is not null, and that you can never set it to null.
*/
@Test
public void testGetBaseSectionPaint() {
PiePlot plot = new PiePlot();
assertNotNull(plot.getBaseSectionPaint());
try {
plot.setBaseSectionPaint(null);
fail("Should have thrown a NullPointerException on null parameter");
} catch (IllegalArgumentException e) {
assertEquals("Null 'paint' argument.", e.getMessage());
}
}
/** Draws a pie chart where the label generator returns null. */
@Test
public void testDrawWithNullLegendLabels() {
DefaultPieDataset dataset = new DefaultPieDataset();
dataset.setValue("L1", 12.0);
dataset.setValue("L2", 11.0);
JFreeChart chart = ChartFactory.createPieChart("Test", dataset);
PiePlot plot = (PiePlot) chart.getPlot();
plot.setLegendLabelGenerator(new NullLegendLabelGenerator());
BufferedImage image = new BufferedImage(200, 100, BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = image.createGraphics();
chart.draw(g2, new Rectangle2D.Double(0, 0, 200, 100), null, null);
g2.dispose();
}
/**
* Check cloning of the legendLabelURLGenerator field.
*
* @throws CloneNotSupportedException
*/
@Test
public void testCloning_LegendLabelURLGenerator() throws CloneNotSupportedException {
CustomPieURLGenerator generator = new CustomPieURLGenerator();
PiePlot p1 = new PiePlot();
p1.setLegendLabelURLGenerator(generator);
PiePlot p2 = (PiePlot) p1.clone();
assertNotSame(p1, p2);
assertSame(p1.getClass(), p2.getClass());
assertEquals(p1, p2);
// check that the URL generator has been cloned
assertNotSame(p1.getLegendLabelURLGenerator(), p2.getLegendLabelURLGenerator());
}
@Test
public void testBug1126_d() throws CloneNotSupportedException {
DefaultPieDataset dataset1 = new DefaultPieDataset();
PiePlot plot1 = new PiePlot(dataset1);
plot1.setExplodePercent("A", 0.1);
plot1.setExplodePercent("B", 0.2);
PiePlot plot2 = (PiePlot) plot1.clone();
plot2.setExplodePercent("A", 0.3);
plot2.setExplodePercent("B", 0.4);
assertEquals(0.1, plot1.getExplodePercent("A"), EPSILON);
assertEquals(0.2, plot1.getExplodePercent("B"), EPSILON);
assertEquals(0.3, plot2.getExplodePercent("A"), EPSILON);
assertEquals(0.4, plot2.getExplodePercent("B"), EPSILON);
}
@Test
public void testBug1126_c() throws CloneNotSupportedException {
DefaultPieDataset dataset1 = new DefaultPieDataset();
PiePlot plot1 = new PiePlot(dataset1);
plot1.setSectionOutlineStroke("A", new BasicStroke(5.0f));
plot1.setSectionOutlineStroke("B", new BasicStroke(6.0f));
PiePlot plot2 = (PiePlot) plot1.clone();
plot2.setSectionOutlineStroke("A", new BasicStroke(7.0f));
plot2.setSectionOutlineStroke("B", new BasicStroke(8.0f));
assertEquals(new BasicStroke(5.0f), plot1.getSectionOutlineStroke("A"));
assertEquals(new BasicStroke(6.0f), plot1.getSectionOutlineStroke("B"));
assertEquals(new BasicStroke(7.0f), plot2.getSectionOutlineStroke("A"));
assertEquals(new BasicStroke(8.0f), plot2.getSectionOutlineStroke("B"));
}
/**
* Check cloning of the legendLabelToolTipGenerator field.
*
* @throws CloneNotSupportedException
*/
@Test
public void testCloning_LegendLabelToolTipGenerator() throws CloneNotSupportedException {
StandardPieSectionLabelGenerator generator = new StandardPieSectionLabelGenerator();
PiePlot p1 = new PiePlot();
p1.setLegendLabelToolTipGenerator(generator);
PiePlot p2 = (PiePlot) p1.clone();
assertNotSame(p1, p2);
assertSame(p1.getClass(), p2.getClass());
assertEquals(p1, p2);
// change the generator and make sure it only affects p1
generator.getNumberFormat().setMinimumFractionDigits(2);
assertFalse(p1.equals(p2));
}
/**
* Check cloning of the legendItemShape field.
*
* @throws CloneNotSupportedException
*/
@Test
public void testCloning_LegendItemShape() throws CloneNotSupportedException {
Rectangle shape = new Rectangle(-4, -4, 8, 8);
PiePlot p1 = new PiePlot();
p1.setLegendItemShape(shape);
PiePlot p2 = (PiePlot) p1.clone();
assertNotSame(p1, p2);
assertSame(p1.getClass(), p2.getClass());
assertEquals(p1, p2);
// change the shape and make sure it only affects p1
shape.setRect(1.0, 2.0, 3.0, 4.0);
assertFalse(p1.equals(p2));
}
/** Test the equals() method. */
@Test
public void testEquals() {
PiePlot plot1 = new PiePlot();
PiePlot plot2 = new PiePlot();
assertEquals(plot1, plot2);
assertEquals(plot2, plot1);
// pieIndex...
plot1.setPieIndex(99);
assertFalse(plot1.equals(plot2));
plot2.setPieIndex(99);
assertEquals(plot1, plot2);
// interiorGap...
plot1.setInteriorGap(0.15);
assertFalse(plot1.equals(plot2));
plot2.setInteriorGap(0.15);
assertEquals(plot1, plot2);
// circular
plot1.setCircular(!plot1.isCircular());
assertFalse(plot1.equals(plot2));
plot2.setCircular(false);
assertEquals(plot1, plot2);
// startAngle
plot1.setStartAngle(Math.PI);
assertFalse(plot1.equals(plot2));
plot2.setStartAngle(Math.PI);
assertEquals(plot1, plot2);
// direction
plot1.setDirection(Rotation.ANTICLOCKWISE);
assertFalse(plot1.equals(plot2));
plot2.setDirection(Rotation.ANTICLOCKWISE);
assertEquals(plot1, plot2);
// ignoreZeroValues
plot1.setIgnoreZeroValues(true);
plot2.setIgnoreZeroValues(false);
assertFalse(plot1.equals(plot2));
plot2.setIgnoreZeroValues(true);
assertEquals(plot1, plot2);
// ignoreNullValues
plot1.setIgnoreNullValues(true);
plot2.setIgnoreNullValues(false);
assertFalse(plot1.equals(plot2));
plot2.setIgnoreNullValues(true);
assertEquals(plot1, plot2);
// sectionPaintMap
plot1.setSectionPaint("A", new GradientPaint(1.0f, 2.0f, Color.BLUE, 3.0f, 4.0f, Color.WHITE));
assertFalse(plot1.equals(plot2));
plot2.setSectionPaint("A", new GradientPaint(1.0f, 2.0f, Color.BLUE, 3.0f, 4.0f, Color.WHITE));
assertEquals(plot1, plot2);
// baseSectionPaint
plot1.setBaseSectionPaint(new GradientPaint(1.0f, 2.0f, Color.BLACK, 3.0f, 4.0f, Color.WHITE));
assertFalse(plot1.equals(plot2));
plot2.setBaseSectionPaint(new GradientPaint(1.0f, 2.0f, Color.BLACK, 3.0f, 4.0f, Color.WHITE));
assertEquals(plot1, plot2);
// sectionOutlinesVisible
plot1.setSectionOutlinesVisible(false);
assertFalse(plot1.equals(plot2));
plot2.setSectionOutlinesVisible(false);
assertEquals(plot1, plot2);
// sectionOutlinePaintList
plot1.setSectionOutlinePaint(
"A", new GradientPaint(1.0f, 2.0f, Color.green, 3.0f, 4.0f, Color.WHITE));
assertFalse(plot1.equals(plot2));
plot2.setSectionOutlinePaint(
"A", new GradientPaint(1.0f, 2.0f, Color.green, 3.0f, 4.0f, Color.WHITE));
assertEquals(plot1, plot2);
// baseSectionOutlinePaint
plot1.setBaseSectionOutlinePaint(
new GradientPaint(1.0f, 2.0f, Color.gray, 3.0f, 4.0f, Color.WHITE));
assertFalse(plot1.equals(plot2));
plot2.setBaseSectionOutlinePaint(
new GradientPaint(1.0f, 2.0f, Color.gray, 3.0f, 4.0f, Color.WHITE));
assertEquals(plot1, plot2);
// sectionOutlineStrokeList
plot1.setSectionOutlineStroke("A", new BasicStroke(1.0f));
assertFalse(plot1.equals(plot2));
plot2.setSectionOutlineStroke("A", new BasicStroke(1.0f));
assertEquals(plot1, plot2);
// baseSectionOutlineStroke
plot1.setBaseSectionOutlineStroke(new BasicStroke(1.0f));
assertFalse(plot1.equals(plot2));
plot2.setBaseSectionOutlineStroke(new BasicStroke(1.0f));
assertEquals(plot1, plot2);
// shadowPaint
plot1.setShadowPaint(new GradientPaint(1.0f, 2.0f, Color.orange, 3.0f, 4.0f, Color.WHITE));
assertFalse(plot1.equals(plot2));
plot2.setShadowPaint(new GradientPaint(1.0f, 2.0f, Color.orange, 3.0f, 4.0f, Color.WHITE));
assertEquals(plot1, plot2);
// shadowXOffset
plot1.setShadowXOffset(4.4);
assertFalse(plot1.equals(plot2));
plot2.setShadowXOffset(4.4);
assertEquals(plot1, plot2);
// shadowYOffset
plot1.setShadowYOffset(4.4);
assertFalse(plot1.equals(plot2));
plot2.setShadowYOffset(4.4);
assertEquals(plot1, plot2);
// labelFont
plot1.setLabelFont(new Font("Serif", Font.PLAIN, 18));
assertFalse(plot1.equals(plot2));
plot2.setLabelFont(new Font("Serif", Font.PLAIN, 18));
assertEquals(plot1, plot2);
// labelPaint
plot1.setLabelPaint(new GradientPaint(1.0f, 2.0f, Color.darkGray, 3.0f, 4.0f, Color.WHITE));
assertFalse(plot1.equals(plot2));
plot2.setLabelPaint(new GradientPaint(1.0f, 2.0f, Color.darkGray, 3.0f, 4.0f, Color.WHITE));
assertEquals(plot1, plot2);
// labelBackgroundPaint
plot1.setLabelBackgroundPaint(
new GradientPaint(1.0f, 2.0f, Color.RED, 3.0f, 4.0f, Color.WHITE));
assertFalse(plot1.equals(plot2));
plot2.setLabelBackgroundPaint(
new GradientPaint(1.0f, 2.0f, Color.RED, 3.0f, 4.0f, Color.WHITE));
assertEquals(plot1, plot2);
// labelOutlinePaint
plot1.setLabelOutlinePaint(new GradientPaint(1.0f, 2.0f, Color.BLUE, 3.0f, 4.0f, Color.WHITE));
assertFalse(plot1.equals(plot2));
plot2.setLabelOutlinePaint(new GradientPaint(1.0f, 2.0f, Color.BLUE, 3.0f, 4.0f, Color.WHITE));
assertEquals(plot1, plot2);
// labelOutlineStroke
Stroke s = new BasicStroke(1.1f);
plot1.setLabelOutlineStroke(s);
assertFalse(plot1.equals(plot2));
plot2.setLabelOutlineStroke(s);
assertEquals(plot1, plot2);
// labelShadowPaint
plot1.setLabelShadowPaint(new GradientPaint(1.0f, 2.0f, Color.yellow, 3.0f, 4.0f, Color.WHITE));
assertFalse(plot1.equals(plot2));
plot2.setLabelShadowPaint(new GradientPaint(1.0f, 2.0f, Color.yellow, 3.0f, 4.0f, Color.WHITE));
assertEquals(plot1, plot2);
// explodePercentages
plot1.setExplodePercent("A", 0.33);
assertFalse(plot1.equals(plot2));
plot2.setExplodePercent("A", 0.33);
assertEquals(plot1, plot2);
// labelGenerator
plot1.setLabelGenerator(new StandardPieSectionLabelGenerator("{2}{1}{0}"));
assertFalse(plot1.equals(plot2));
plot2.setLabelGenerator(new StandardPieSectionLabelGenerator("{2}{1}{0}"));
assertEquals(plot1, plot2);
// labelFont
Font f = new Font("SansSerif", Font.PLAIN, 20);
plot1.setLabelFont(f);
assertFalse(plot1.equals(plot2));
plot2.setLabelFont(f);
assertEquals(plot1, plot2);
// labelPaint
plot1.setLabelPaint(new GradientPaint(1.0f, 2.0f, Color.magenta, 3.0f, 4.0f, Color.WHITE));
assertFalse(plot1.equals(plot2));
plot2.setLabelPaint(new GradientPaint(1.0f, 2.0f, Color.magenta, 3.0f, 4.0f, Color.WHITE));
assertEquals(plot1, plot2);
// maximumLabelWidth
plot1.setMaximumLabelWidth(0.33);
assertFalse(plot1.equals(plot2));
plot2.setMaximumLabelWidth(0.33);
assertEquals(plot1, plot2);
// labelGap
plot1.setLabelGap(0.11);
assertFalse(plot1.equals(plot2));
plot2.setLabelGap(0.11);
assertEquals(plot1, plot2);
// links visible
plot1.setLabelLinksVisible(false);
assertFalse(plot1.equals(plot2));
plot2.setLabelLinksVisible(false);
assertEquals(plot1, plot2);
plot1.setLabelLinkStyle(PieLabelLinkStyle.QUAD_CURVE);
assertFalse(plot1.equals(plot2));
plot2.setLabelLinkStyle(PieLabelLinkStyle.QUAD_CURVE);
assertEquals(plot1, plot2);
// linkMargin
plot1.setLabelLinkMargin(0.11);
assertFalse(plot1.equals(plot2));
plot2.setLabelLinkMargin(0.11);
assertEquals(plot1, plot2);
// labelLinkPaint
plot1.setLabelLinkPaint(new GradientPaint(1.0f, 2.0f, Color.magenta, 3.0f, 4.0f, Color.WHITE));
assertFalse(plot1.equals(plot2));
plot2.setLabelLinkPaint(new GradientPaint(1.0f, 2.0f, Color.magenta, 3.0f, 4.0f, Color.WHITE));
assertEquals(plot1, plot2);
// labelLinkStroke
plot1.setLabelLinkStroke(new BasicStroke(1.0f));
assertFalse(plot1.equals(plot2));
plot2.setLabelLinkStroke(new BasicStroke(1.0f));
assertEquals(plot1, plot2);
// toolTipGenerator
plot1.setToolTipGenerator(new StandardPieToolTipGenerator("{2}{1}{0}"));
assertFalse(plot1.equals(plot2));
plot2.setToolTipGenerator(new StandardPieToolTipGenerator("{2}{1}{0}"));
assertEquals(plot1, plot2);
// urlGenerator
plot1.setURLGenerator(new StandardPieURLGenerator("xx"));
assertFalse(plot1.equals(plot2));
plot2.setURLGenerator(new StandardPieURLGenerator("xx"));
assertEquals(plot1, plot2);
// minimumArcAngleToDraw
plot1.setMinimumArcAngleToDraw(1.0);
assertFalse(plot1.equals(plot2));
plot2.setMinimumArcAngleToDraw(1.0);
assertEquals(plot1, plot2);
// legendItemShape
plot1.setLegendItemShape(new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0));
assertFalse(plot1.equals(plot2));
plot2.setLegendItemShape(new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0));
assertEquals(plot1, plot2);
// legendLabelGenerator
plot1.setLegendLabelGenerator(new StandardPieSectionLabelGenerator("{0} --> {1}"));
assertFalse(plot1.equals(plot2));
plot2.setLegendLabelGenerator(new StandardPieSectionLabelGenerator("{0} --> {1}"));
assertEquals(plot1, plot2);
// legendLabelToolTipGenerator
plot1.setLegendLabelToolTipGenerator(new StandardPieSectionLabelGenerator("{0} is {1}"));
assertFalse(plot1.equals(plot2));
plot2.setLegendLabelToolTipGenerator(new StandardPieSectionLabelGenerator("{0} is {1}"));
assertEquals(plot1, plot2);
// legendLabelURLGenerator
plot1.setLegendLabelURLGenerator(new StandardPieURLGenerator("index.html"));
assertFalse(plot1.equals(plot2));
plot2.setLegendLabelURLGenerator(new StandardPieURLGenerator("index.html"));
assertEquals(plot1, plot2);
// autoPopulateSectionPaint
plot1.setAutoPopulateSectionPaint(false);
assertFalse(plot1.equals(plot2));
plot2.setAutoPopulateSectionPaint(false);
assertEquals(plot1, plot2);
// autoPopulateSectionOutlinePaint
plot1.setAutoPopulateSectionOutlinePaint(true);
assertFalse(plot1.equals(plot2));
plot2.setAutoPopulateSectionOutlinePaint(true);
assertEquals(plot1, plot2);
// autoPopulateSectionOutlineStroke
plot1.setAutoPopulateSectionOutlineStroke(true);
assertFalse(plot1.equals(plot2));
plot2.setAutoPopulateSectionOutlineStroke(true);
assertEquals(plot1, plot2);
// shadowGenerator
plot1.setShadowGenerator(new DefaultShadowGenerator(5, Color.gray, 0.6f, 4, -Math.PI / 4));
assertFalse(plot1.equals(plot2));
plot2.setShadowGenerator(new DefaultShadowGenerator(5, Color.gray, 0.6f, 4, -Math.PI / 4));
assertEquals(plot1, plot2);
plot1.setShadowGenerator(null);
assertFalse(plot1.equals(plot2));
plot2.setShadowGenerator(null);
assertEquals(plot1, plot2);
}
@Test
public void testBug1126_b() throws CloneNotSupportedException {
DefaultPieDataset dataset1 = new DefaultPieDataset();
PiePlot plot1 = new PiePlot(dataset1);
plot1.setSectionOutlinePaint("A", Color.RED);
plot1.setSectionOutlinePaint("B", Color.GREEN);
PiePlot plot2 = (PiePlot) plot1.clone();
plot2.setSectionOutlinePaint("A", Color.BLUE);
plot2.setSectionOutlinePaint("B", Color.YELLOW);
assertEquals(Color.RED, plot1.getSectionOutlinePaint("A"));
assertEquals(Color.GREEN, plot1.getSectionOutlinePaint("B"));
assertEquals(Color.BLUE, plot2.getSectionOutlinePaint("A"));
assertEquals(Color.YELLOW, plot2.getSectionOutlinePaint("B"));
}
protected void buildChart() {
DefaultCategoryDataset dataset = new DefaultCategoryDataset();
chart =
ChartFactory.createMultiplePieChart(
"Untitled Chart", dataset, org.jfree.util.TableOrder.BY_COLUMN, false, true, false);
chart.setAntiAlias(true);
// chartPanel = new ScrollableChartPanel(chart, true);
chartPanel = buildChartPanel(chart);
// chartHolder.getViewport().setView(chartPanel);
setChartPanel(chartPanel);
JFreeChart baseChart = (JFreeChart) ((MultiplePiePlot) (chart.getPlot())).getPieChart();
PiePlot base = (PiePlot) (baseChart.getPlot());
base.setIgnoreZeroValues(true);
base.setLabelOutlinePaint(java.awt.Color.WHITE);
base.setLabelShadowPaint(java.awt.Color.WHITE);
base.setMaximumLabelWidth(
0.25); // allow bigger labels by a bit (this will make the chart smaller)
base.setInteriorGap(0.000); // allow stretch to compensate for the bigger label width
base.setLabelBackgroundPaint(java.awt.Color.WHITE);
base.setOutlinePaint(null);
base.setBackgroundPaint(null);
base.setShadowPaint(null);
base.setSimpleLabels(false); // I think they're false anyway
// change the look of the series title to be smaller
StandardChartTheme theme = new StandardChartTheme("Hi");
TextTitle title = new TextTitle("Whatever", theme.getLargeFont());
title.setPaint(theme.getAxisLabelPaint());
title.setPosition(RectangleEdge.BOTTOM);
baseChart.setTitle(title);
// this must come last because the chart must exist for us to set its dataset
setSeriesDataset(dataset);
}
