Examples of org.jfree.chart.renderer.xy.StackedXYAreaRenderer2

org.jfree.chart.renderer.xy.StackedXYAreaRenderer2
A stacked area renderer for the {@link XYPlot} class.The example shown here is generated by the StackedXYAreaChartDemo2.java program included in the JFreeChart demo collection:


    /**
     * Confirm that cloning works.
     */
    public void testCloning() {
        StackedXYAreaRenderer2 r1 = new StackedXYAreaRenderer2();
        StackedXYAreaRenderer2 r2 = null;
        try {
            r2 = (StackedXYAreaRenderer2) r1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(r1 != r2);
        assertTrue(r1.getClass() == r2.getClass());
        assertTrue(r1.equals(r2));
    }

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    /**
     * Verify that this class implements {@link PublicCloneable}.
     */
    public void testPublicCloneable() {
        StackedXYAreaRenderer2 r1 = new StackedXYAreaRenderer2();
        assertTrue(r1 instanceof PublicCloneable);
    }

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    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {
        StackedXYAreaRenderer2 r1 = new StackedXYAreaRenderer2();
        StackedXYAreaRenderer2 r2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(r1);
            out.close();

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                = RendererXYPackageTests.createTestTableXYDataset();
        JFreeChart chart = ChartFactory.createStackedXYAreaChart(
                "Test Chart", "X", "Y", dataset, PlotOrientation.VERTICAL,
                false, false, false);
        XYPlot plot = (XYPlot) chart.getPlot();
        StackedXYAreaRenderer2 renderer = new StackedXYAreaRenderer2();
        plot.setRenderer(renderer);
        NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
        Range bounds = rangeAxis.getRange();
        assertTrue(bounds.contains(6.0));
        assertTrue(bounds.contains(8.0));


        // try null argument
        assertNull(renderer.findRangeBounds(null));


        // try empty dataset
        assertNull(renderer.findRangeBounds(new DefaultTableXYDataset()));
    }

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    /**
     * Two objects that are equal are required to return the same hashCode.
     */
    public void testHashcode() {
        StackedXYAreaRenderer2 r1 = new StackedXYAreaRenderer2();
        StackedXYAreaRenderer2 r2 = new StackedXYAreaRenderer2();
        assertTrue(r1.equals(r2));
        int h1 = r1.hashCode();
        int h2 = r2.hashCode();
        assertEquals(h1, h2);
    }

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    /**
     * Confirm that cloning works.
     */
    public void testCloning() {
        StackedXYAreaRenderer2 r1 = new StackedXYAreaRenderer2();
        StackedXYAreaRenderer2 r2 = null;
        try {
            r2 = (StackedXYAreaRenderer2) r1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(r1 != r2);
        assertTrue(r1.getClass() == r2.getClass());
        assertTrue(r1.equals(r2));
    }

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    /**
     * Verify that this class implements {@link PublicCloneable}.
     */
    public void testPublicCloneable() {
        StackedXYAreaRenderer2 r1 = new StackedXYAreaRenderer2();
        assertTrue(r1 instanceof PublicCloneable);
    }

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    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {
        StackedXYAreaRenderer2 r1 = new StackedXYAreaRenderer2();
        StackedXYAreaRenderer2 r2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(r1);
            out.close();

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                = RendererXYPackageTests.createTestTableXYDataset();
        JFreeChart chart = ChartFactory.createStackedXYAreaChart(
                "Test Chart", "X", "Y", dataset, PlotOrientation.VERTICAL,
                false, false, false);
        XYPlot plot = (XYPlot) chart.getPlot();
        StackedXYAreaRenderer2 renderer = new StackedXYAreaRenderer2();
        plot.setRenderer(renderer);
        NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
        Range bounds = rangeAxis.getRange();
        assertTrue(bounds.contains(6.0));
        assertTrue(bounds.contains(8.0));


        // try null argument
        assertNull(renderer.findRangeBounds(null));


        // try empty dataset
        assertNull(renderer.findRangeBounds(new DefaultTableXYDataset()));
    }

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        boolean success = false;
        JFreeChart chart = ChartFactory.createStackedXYAreaChart("title", "x",
                "y", new DefaultTableXYDataset(), PlotOrientation.VERTICAL,
                true, false, false);
        XYPlot plot = (XYPlot) chart.getPlot();
        plot.setRenderer(new StackedXYAreaRenderer2());
        try {
            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);

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Related Classes of org.jfree.chart.renderer.xy.StackedXYAreaRenderer2

org.jfree.chart.ChartFactory

org.jfree.chart.entity.EntityCollection

org.jfree.chart.plot.PlotOrientation

org.jfree.chart.renderer.xy.junit.StackedXYAreaRenderer2Tests

org.jfree.chart.ui.RectangleEdge

org.jfree.data.Range

org.jfree.data.xy.TableXYDataset

org.jfree.ui.RectangleEdge

org.pentaho.platform.uifoundation.chart.JFreeChartEngine

org.pentaho.plugin.jfreereport.reportcharts.XYAreaChartExpression

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