Examples of org.jfree.chart.renderer.category.BarRenderer

Package org.jfree.chart.renderer.category

Examples of org.jfree.chart.renderer.category.BarRenderer

org.jfree.chart.renderer.category.BarRenderer
A {@link CategoryItemRenderer} that draws individual data items as bars.The example shown here is generated by the BarChartDemo1.java program included in the JFreeChart Demo Collection:

                renderer1);
        subplot1.setDomainGridlinesVisible(true);


        CategoryDataset dataset2 = createDataset2();
        CategoryAxis catAxis2 = new CategoryAxis("Category");
        BarRenderer renderer2 = new BarRenderer();
        renderer2.setBaseToolTipGenerator(
                new StandardCategoryToolTipGenerator());
        CategoryPlot subplot2 = new CategoryPlot(dataset2, catAxis2, null,
                renderer2);
        subplot2.setDomainGridlinesVisible(true);

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     */
    public void testSerialization() {
        DefaultCategoryDataset dataset = new DefaultCategoryDataset();
        CategoryAxis domainAxis = new CategoryAxis("Domain");
        NumberAxis rangeAxis = new NumberAxis("Range");
        BarRenderer renderer = new BarRenderer();
        CategoryPlot p1 = new CategoryPlot(dataset, domainAxis, rangeAxis,
                renderer);
        p1.setOrientation(PlotOrientation.HORIZONTAL);
        CategoryPlot p2 = null;
        try {

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     */
    public void testSerialization2() {
        DefaultCategoryDataset data = new DefaultCategoryDataset();
        CategoryAxis domainAxis = new CategoryAxis("Domain");
        NumberAxis rangeAxis = new NumberAxis("Range");
        BarRenderer renderer = new BarRenderer();
        CategoryPlot p1 = new CategoryPlot(data, domainAxis, rangeAxis,
                renderer);
        p1.setOrientation(PlotOrientation.VERTICAL);
        CategoryPlot p2 = null;

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     */
    public void testSerialization5() {
        DefaultCategoryDataset dataset1 = new DefaultCategoryDataset();
        CategoryAxis domainAxis1 = new CategoryAxis("Domain 1");
        NumberAxis rangeAxis1 = new NumberAxis("Range 1");
        BarRenderer renderer1 = new BarRenderer();
        CategoryPlot p1 = new CategoryPlot(dataset1, domainAxis1, rangeAxis1,
                renderer1);
        CategoryAxis domainAxis2 = new CategoryAxis("Domain 2");
        NumberAxis rangeAxis2 = new NumberAxis("Range 2");
        BarRenderer renderer2 = new BarRenderer();
        DefaultCategoryDataset dataset2 = new DefaultCategoryDataset();
        p1.setDataset(1, dataset2);
        p1.setDomainAxis(1, domainAxis2);
        p1.setRangeAxis(1, rangeAxis2);
        p1.setRenderer(1, renderer2);
        CategoryPlot 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 = (CategoryPlot) in.readObject();
            in.close();
        }
        catch (Exception e) {
            fail(e.toString());
            return;
        }
        assertEquals(p1, p2);


        // now check that all datasets, renderers and axes are being listened
        // too...
        CategoryAxis domainAxisA = p2.getDomainAxis(0);
        NumberAxis rangeAxisA = (NumberAxis) p2.getRangeAxis(0);
        DefaultCategoryDataset datasetA
                = (DefaultCategoryDataset) p2.getDataset(0);
        BarRenderer rendererA = (BarRenderer) p2.getRenderer(0);
        CategoryAxis domainAxisB = p2.getDomainAxis(1);
        NumberAxis rangeAxisB = (NumberAxis) p2.getRangeAxis(1);
        DefaultCategoryDataset datasetB
                = (DefaultCategoryDataset) p2.getDataset(1);
        BarRenderer rendererB  = (BarRenderer) p2.getRenderer(1);
        assertTrue(datasetA.hasListener(p2));
        assertTrue(domainAxisA.hasListener(p2));
        assertTrue(rangeAxisA.hasListener(p2));
        assertTrue(rendererA.hasListener(p2));
        assertTrue(datasetB.hasListener(p2));
        assertTrue(domainAxisB.hasListener(p2));
        assertTrue(rangeAxisB.hasListener(p2));
        assertTrue(rendererB.hasListener(p2));
    }

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     */
    public void test1169972() {
        CategoryPlot plot = new CategoryPlot(null, null, null, null);
        plot.setDomainAxis(new CategoryAxis("C"));
        plot.setRangeAxis(new NumberAxis("Y"));
        plot.setRenderer(new BarRenderer());
        plot.setDataset(new DefaultCategoryDataset());
        assertTrue(true); // we didn't get an exception so all is good
    }

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     */
    public void testGetDomainAxisForDataset() {
        CategoryDataset dataset = new DefaultCategoryDataset();
        CategoryAxis xAxis = new CategoryAxis("X");
        NumberAxis yAxis = new NumberAxis("Y");
        CategoryItemRenderer renderer = new BarRenderer();
        CategoryPlot plot = new CategoryPlot(dataset, xAxis, yAxis, renderer);
        assertEquals(xAxis, plot.getDomainAxisForDataset(0));


        // should get IllegalArgumentException for negative index
        boolean pass = false;

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    /**
     * Test that the equals() method distinguishes all fields.
     */
    public void testEquals() {
        BarRenderer r1 = new BarRenderer();
        BarRenderer r2 = new BarRenderer();
        assertTrue(r1.equals(r2));
        assertTrue(r2.equals(r1));


        // base value
        r1.setBase(0.123);
        assertFalse(r1.equals(r2));
        r2.setBase(0.123);
        assertTrue(r1.equals(r2));


        // itemMargin
        r1.setItemMargin(0.22);
        assertFalse(r1.equals(r2));
        r2.setItemMargin(0.22);
        assertTrue(r1.equals(r2));


        // drawBarOutline
        r1.setDrawBarOutline(!r1.isDrawBarOutline());
        assertFalse(r1.equals(r2));
        r2.setDrawBarOutline(!r2.isDrawBarOutline());
        assertTrue(r1.equals(r2));


        // maximumBarWidth
        r1.setMaximumBarWidth(0.11);
        assertFalse(r1.equals(r2));
        r2.setMaximumBarWidth(0.11);
        assertTrue(r1.equals(r2));


        // minimumBarLength
        r1.setMinimumBarLength(0.04);
        assertFalse(r1.equals(r2));
        r2.setMinimumBarLength(0.04);
        assertTrue(r1.equals(r2));


        // gradientPaintTransformer
        r1.setGradientPaintTransformer(new StandardGradientPaintTransformer(
                GradientPaintTransformType.CENTER_VERTICAL));
        assertFalse(r1.equals(r2));
        r2.setGradientPaintTransformer(new StandardGradientPaintTransformer(
                GradientPaintTransformType.CENTER_VERTICAL));
        assertTrue(r1.equals(r2));


        // positiveItemLabelPositionFallback
        r1.setPositiveItemLabelPositionFallback(new ItemLabelPosition(
                ItemLabelAnchor.INSIDE1, TextAnchor.CENTER));
        assertFalse(r1.equals(r2));
        r2.setPositiveItemLabelPositionFallback(new ItemLabelPosition(
                ItemLabelAnchor.INSIDE1, TextAnchor.CENTER));
        assertTrue(r1.equals(r2));


        // negativeItemLabelPositionFallback
        r1.setNegativeItemLabelPositionFallback(new ItemLabelPosition(
                ItemLabelAnchor.INSIDE1, TextAnchor.CENTER));
        assertFalse(r1.equals(r2));
        r2.setNegativeItemLabelPositionFallback(new ItemLabelPosition(
                ItemLabelAnchor.INSIDE1, TextAnchor.CENTER));
        assertTrue(r1.equals(r2));


        // barPainter
        r1.setBarPainter(new GradientBarPainter(0.1, 0.2, 0.3));
        assertFalse(r1.equals(r2));
        r2.setBarPainter(new GradientBarPainter(0.1, 0.2, 0.3));
        assertTrue(r1.equals(r2));


        // shadowsVisible
        r1.setShadowVisible(false);
        assertFalse(r1.equals(r2));
        r2.setShadowVisible(false);
        assertTrue(r1.equals(r2));


        r1.setShadowPaint(Color.red);
        assertFalse(r1.equals(r2));
        r2.setShadowPaint(Color.red);
        assertTrue(r1.equals(r2));


        // shadowXOffset
        r1.setShadowXOffset(3.3);
        assertFalse(r1.equals(r2));
        r2.setShadowXOffset(3.3);
        assertTrue(r1.equals(r2));


        // shadowYOffset
        r1.setShadowYOffset(3.3);
        assertFalse(r1.equals(r2));
        r2.setShadowYOffset(3.3);
        assertTrue(r1.equals(r2));


    }

View Full Code Here


    /**
     * Two objects that are equal are required to return the same hashCode.
     */
    public void testHashcode() {
        BarRenderer r1 = new BarRenderer();
        BarRenderer r2 = new BarRenderer();
        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() {
        BarRenderer r1 = new BarRenderer();
        r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());
        r1.setBarPainter(new GradientBarPainter(0.11, 0.22, 0.33));
        BarRenderer r2 = null;
        try {
            r2 = (BarRenderer) r1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(r1 != r2);
        assertTrue(r1.getClass() == r2.getClass());
        assertTrue(r1.equals(r2));
    }

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    /**
     * Check that this class implements PublicCloneable.
     */
    public void testPublicCloneable() {
        BarRenderer r1 = new BarRenderer();
        assertTrue(r1 instanceof PublicCloneable);
    }

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