Package org.jfree.chart

Examples of org.jfree.chart.LegendItemCollection

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     * Returns a collection of legend items for the plot.
     *
     * @return The legend items.
     */
    public LegendItemCollection getLegendItems() {
        LegendItemCollection result = getFixedLegendItems();
        if (result == null) {
            result = new LegendItemCollection();

            if (this.subplots != null) {
                Iterator iterator = this.subplots.iterator();
                while (iterator.hasNext()) {
                    XYPlot plot = (XYPlot) iterator.next();
                    LegendItemCollection more = plot.getLegendItems();
                    result.addAll(more);
                }
            }
        }
        return result;
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    /**
     * Confirm that the equals method can distinguish all the required fields.
     */
    public void testEquals() {

        LegendItemCollection c1 = new LegendItemCollection();
        LegendItemCollection c2 = new LegendItemCollection();
        assertTrue(c1.equals(c2));
        assertTrue(c2.equals(c1));

        LegendItem item1 = new LegendItem("Label", "Description",
                "ToolTip", "URL", true,
                new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0), true, Color.red,
                true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0),
                new BasicStroke(2.1f), Color.green);
        LegendItem item2 = new LegendItem("Label", "Description",
                "ToolTip", "URL", true,
                new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
                true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        c1.add(item1);
        assertFalse(c1.equals(c2));
        c2.add(item2);
        assertTrue(c1.equals(c2));

    }
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    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {
        LegendItemCollection c1 = new LegendItemCollection();
        c1.add(new LegendItem("Item", "Description", "ToolTip", "URL",
                new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0), Color.red));
        LegendItemCollection c2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(c1);
            out.close();
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    /**
     * Confirm that cloning works.
     */
    public void testCloning() {
        LegendItemCollection c1 = new LegendItemCollection();
        LegendItem item1 = new LegendItem("Item 1");
        c1.add(item1);
        LegendItemCollection c2 = null;
        try {
            c2 = (LegendItemCollection) c1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(c1 != c2);
        assertTrue(c1.getClass() == c2.getClass());
        assertTrue(c1.equals(c2));

        Rectangle2D item1Shape = (Rectangle2D) item1.getShape();
        item1Shape.setRect(1.0, 2.0, 3.0, 4.0);
        assertFalse(c1.equals(c2));
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        assertFalse(plot1.equals(plot2));
        plot2.addRangeMarker(1, new ValueMarker(99.0), Layer.BACKGROUND);
        assertTrue(plot1.equals(plot2));

        // fixed legend items
        plot1.setFixedLegendItems(new LegendItemCollection());
        assertFalse(plot1.equals(plot2));
        plot2.setFixedLegendItems(new LegendItemCollection());
        assertTrue(plot1.equals(plot2));

        // weight
        plot1.setWeight(3);
        assertFalse(plot1.equals(plot2));
        plot2.setWeight(3);
        assertTrue(plot1.equals(plot2));

        // quadrant origin
        plot1.setQuadrantOrigin(new Point2D.Double(12.3, 45.6));
        assertFalse(plot1.equals(plot2));
        plot2.setQuadrantOrigin(new Point2D.Double(12.3, 45.6));
        assertTrue(plot1.equals(plot2));

        // quadrant paint
        plot1.setQuadrantPaint(0, new GradientPaint(1.0f, 2.0f, Color.red,
                3.0f, 4.0f, Color.blue));
        assertFalse(plot1.equals(plot2));
        plot2.setQuadrantPaint(0, new GradientPaint(1.0f, 2.0f, Color.red,
                3.0f, 4.0f, Color.blue));
        assertTrue(plot1.equals(plot2));
        plot1.setQuadrantPaint(1, new GradientPaint(2.0f, 3.0f, Color.red,
                4.0f, 5.0f, Color.blue));
        assertFalse(plot1.equals(plot2));
        plot2.setQuadrantPaint(1, new GradientPaint(2.0f, 3.0f, Color.red,
                4.0f, 5.0f, Color.blue));
        assertTrue(plot1.equals(plot2));
        plot1.setQuadrantPaint(2, new GradientPaint(3.0f, 4.0f, Color.red,
                5.0f, 6.0f, Color.blue));
        assertFalse(plot1.equals(plot2));
        plot2.setQuadrantPaint(2, new GradientPaint(3.0f, 4.0f, Color.red,
                5.0f, 6.0f, Color.blue));
        assertTrue(plot1.equals(plot2));
        plot1.setQuadrantPaint(3, new GradientPaint(4.0f, 5.0f, Color.red,
                6.0f, 7.0f, Color.blue));
        assertFalse(plot1.equals(plot2));
        plot2.setQuadrantPaint(3, new GradientPaint(4.0f, 5.0f, Color.red,
                6.0f, 7.0f, Color.blue));
        assertTrue(plot1.equals(plot2));

        plot1.setDomainTickBandPaint(Color.red);
        assertFalse(plot1.equals(plot2));
        plot2.setDomainTickBandPaint(Color.red);
        assertTrue(plot1.equals(plot2));

        plot1.setRangeTickBandPaint(Color.blue);
        assertFalse(plot1.equals(plot2));
        plot2.setRangeTickBandPaint(Color.blue);
        assertTrue(plot1.equals(plot2));

        plot1.setDomainMinorGridlinesVisible(true);
        assertFalse(plot1.equals(plot2));
        plot2.setDomainMinorGridlinesVisible(true);
        assertTrue(plot1.equals(plot2));

        plot1.setDomainMinorGridlinePaint(Color.red);
        assertFalse(plot1.equals(plot2));
        plot2.setDomainMinorGridlinePaint(Color.red);
        assertTrue(plot1.equals(plot2));

        plot1.setDomainGridlineStroke(new BasicStroke(1.1f));
        assertFalse(plot1.equals(plot2));
        plot2.setDomainGridlineStroke(new BasicStroke(1.1f));
        assertTrue(plot1.equals(plot2));

        plot1.setRangeMinorGridlinesVisible(true);
        assertFalse(plot1.equals(plot2));
        plot2.setRangeMinorGridlinesVisible(true);
        assertTrue(plot1.equals(plot2));

        plot1.setRangeMinorGridlinePaint(Color.blue);
        assertFalse(plot1.equals(plot2));
        plot2.setRangeMinorGridlinePaint(Color.blue);
        assertTrue(plot1.equals(plot2));

        plot1.setRangeMinorGridlineStroke(new BasicStroke(1.23f));
        assertFalse(plot1.equals(plot2));
        plot2.setRangeMinorGridlineStroke(new BasicStroke(1.23f));
        assertTrue(plot1.equals(plot2));

        List axisIndices = Arrays.asList(new Integer[] {new Integer(0),
            new Integer(1)});
        plot1.mapDatasetToDomainAxes(0, axisIndices);
        assertFalse(plot1.equals(plot2));
        plot2.mapDatasetToDomainAxes(0, axisIndices);
        assertTrue(plot1.equals(plot2));

        plot1.mapDatasetToRangeAxes(0, axisIndices);
        assertFalse(plot1.equals(plot2));
        plot2.mapDatasetToRangeAxes(0, axisIndices);
        assertTrue(plot1.equals(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));
        assertTrue(plot1.equals(plot2));

        plot1.setShadowGenerator(null);
        assertFalse(plot1.equals(plot2));
        plot2.setShadowGenerator(null);
        assertTrue(plot1.equals(plot2));

        LegendItemCollection lic1 = new LegendItemCollection();
        lic1.add(new LegendItem("XYZ", Color.red));
        plot1.setFixedLegendItems(lic1);
        assertFalse(plot1.equals(plot2));
        LegendItemCollection lic2 = new LegendItemCollection();
        lic2.add(new LegendItem("XYZ", Color.red));
        plot2.setFixedLegendItems(lic2);
        assertTrue(plot1.equals(plot2));
    }
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     * specified.
     */
    public void testCloning3() {
        XYPlot p1 = new XYPlot(null, new NumberAxis("Domain Axis"),
                new NumberAxis("Range Axis"), new StandardXYItemRenderer());
        LegendItemCollection c1 = new LegendItemCollection();
        p1.setFixedLegendItems(c1);
        XYPlot p2 = null;
        try {
            p2 = (XYPlot) p1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(p1 != p2);
        assertTrue(p1.getClass() == p2.getClass());
        assertTrue(p1.equals(p2));

        // verify independence of fixed legend item collection
        c1.add(new LegendItem("X"));
        assertFalse(p1.equals(p2));
    }
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        XYItemRenderer r0 = new XYLineAndShapeRenderer();
        XYPlot plot = new XYPlot();
        plot.setDataset(0, d0);
        plot.setDataset(1, d1);
        plot.setRenderer(0, r0);
        LegendItemCollection items = plot.getLegendItems();
        assertEquals(2, items.getItemCount());
    }
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        plot.setDataset(dataset);
        plot.setRenderer(r);
        assertEquals(0, r.getLegendItems().getItemCount());

        dataset.addValue(1.0, "S1", "C1");
        LegendItemCollection lic = r.getLegendItems();
        assertEquals(1, lic.getItemCount());
        assertEquals("S1", lic.get(0).getLabel());
    }
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        dataset.addValue(45.0, "S1", "C2");
        dataset.addValue(55.0, "S2", "C1");
        dataset.addValue(15.0, "S2", "C2");
        MultiplePiePlot plot = new MultiplePiePlot(dataset);
        JFreeChart chart = new JFreeChart(plot);
        LegendItemCollection legendItems = plot.getLegendItems();
        assertEquals(2, legendItems.getItemCount());
        LegendItem item1 = legendItems.get(0);
        assertEquals("S1", item1.getLabel());
        assertEquals("S1", item1.getSeriesKey());
        assertEquals(0, item1.getSeriesIndex());
        assertEquals(dataset, item1.getDataset());
        assertEquals(0, item1.getDatasetIndex());

        LegendItem item2 = legendItems.get(1);
        assertEquals("S2", item2.getLabel());
        assertEquals("S2", item2.getSeriesKey());
        assertEquals(1, item2.getSeriesIndex());
        assertEquals(dataset, item2.getDataset());
        assertEquals(0, item2.getDatasetIndex());
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     */
    public LegendItemCollection getLegendItems() {
        if (this.fixedLegendItems != null) {
            return this.fixedLegendItems;
        }
        LegendItemCollection result = new LegendItemCollection();
        int count = this.datasets.size();
        for (int datasetIndex = 0; datasetIndex < count; datasetIndex++) {
            XYDataset dataset = getDataset(datasetIndex);
            PolarItemRenderer renderer = getRenderer(datasetIndex);
            if (dataset != null && renderer != null) {
                int seriesCount = dataset.getSeriesCount();
                for (int i = 0; i < seriesCount; i++) {
                    LegendItem item = renderer.getLegendItem(i);
                    result.add(item);
                }
            }
        }
        return result;
    }
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