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:

     */
    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());
        }
        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));
    }

View Full Code Here

     */
    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(plot != null);
    }

View Full Code Here

     */
    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;

View Full Code Here


    /**
     * Some checks for the fill paint lookup mechanism.
     */
    public void testFillPaintLookup() {
        BarRenderer r = new BarRenderer();
        assertEquals(Color.white, r.getBaseFillPaint());


        // first check that autoPopulate==false works as expected
        r.setAutoPopulateSeriesFillPaint(false);
        assertEquals(Color.white, r.lookupSeriesFillPaint(0));
        assertNull(r.getSeriesFillPaint(0));


        // now check autoPopulate==true
        r.setAutoPopulateSeriesFillPaint(true);
        /*CategoryPlot plot =*/ new CategoryPlot(null, new CategoryAxis(
                "Category"), new NumberAxis("Value"), r);
        assertEquals(DefaultDrawingSupplier.DEFAULT_FILL_PAINT_SEQUENCE[0],
                r.lookupSeriesFillPaint(0));
        assertNotNull(r.getSeriesFillPaint(0));
    }

View Full Code Here


    /**
     * Some checks for the outline paint lookup mechanism.
     */
    public void testOutlinePaintLookup() {
        BarRenderer r = new BarRenderer();
        assertEquals(Color.gray, r.getBaseOutlinePaint());


        // first check that autoPopulate==false works as expected
        r.setAutoPopulateSeriesOutlinePaint(false);
        assertEquals(Color.gray, r.lookupSeriesOutlinePaint(0));
        assertNull(r.getSeriesOutlinePaint(0));


        // now check autoPopulate==true
        r.setAutoPopulateSeriesOutlinePaint(true);
        /*CategoryPlot plot =*/ new CategoryPlot(null, new CategoryAxis(
                "Category"), new NumberAxis("Value"), r);
        assertEquals(DefaultDrawingSupplier.DEFAULT_OUTLINE_PAINT_SEQUENCE[0],
                r.lookupSeriesOutlinePaint(0));
        assertNotNull(r.getSeriesOutlinePaint(0));
    }

View Full Code Here

                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);

View Full Code Here

        // set the range axis to display integers only...
        NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
        rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());


        // disable bar outlines...
        BarRenderer renderer = (BarRenderer) plot.getRenderer();
        renderer.setDrawBarOutline(false);


        // the SWTGraphics2D class doesn't handle GradientPaint well, so
        // replace the gradient painter from the default theme with a
        // standard painter...
        renderer.setBarPainter(new StandardBarPainter());


        CategoryAxis domainAxis = plot.getDomainAxis();
        domainAxis.setCategoryLabelPositions(
                CategoryLabelPositions.createUpRotationLabelPositions(
                        Math.PI / 6.0));

View Full Code Here

        subplot1.setDomainGridlinesVisible(true);


        CategoryDataset dataset2 = createDataset2();
        NumberAxis rangeAxis2 = new NumberAxis("Value");
        rangeAxis2.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
        BarRenderer renderer2 = new BarRenderer();
        renderer2.setBaseToolTipGenerator(
            new StandardCategoryToolTipGenerator()
        );
        CategoryPlot subplot2 = new CategoryPlot(
            dataset2, null, rangeAxis2, renderer2
        );

View Full Code Here

        subplot1.setDomainGridlinesVisible(true);


        CategoryDataset dataset2 = createDataset2();
        NumberAxis rangeAxis2 = new NumberAxis("Value");
        rangeAxis2.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
        BarRenderer renderer2 = new BarRenderer();
        renderer2.setBaseToolTipGenerator(
                new StandardCategoryToolTipGenerator());
        CategoryPlot subplot2 = new CategoryPlot(dataset2, null, rangeAxis2,
                renderer2);
        subplot2.setDomainGridlinesVisible(true);

View Full Code Here

                "Value", dataset, PlotOrientation.VERTICAL, false, false,
                false);
        CategoryPlot plot = (CategoryPlot) chart.getPlot();
        NumberAxis axis = (NumberAxis) plot.getRangeAxis();
        axis.setAutoRangeIncludesZero(false);
        BarRenderer br = (BarRenderer) plot.getRenderer();
        br.setIncludeBaseInRange(false);
        assertEquals(95.0, axis.getLowerBound(), EPSILON);
        assertEquals(205.0, axis.getUpperBound(), EPSILON);


        br.setIncludeBaseInRange(true);
        assertEquals(0.0, axis.getLowerBound(), EPSILON);
        assertEquals(210.0, axis.getUpperBound(), EPSILON);


        axis.setAutoRangeIncludesZero(true);
        assertEquals(0.0, axis.getLowerBound(), EPSILON);
        assertEquals(210.0, axis.getUpperBound(), EPSILON);


        br.setIncludeBaseInRange(true);
        assertEquals(0.0, axis.getLowerBound(), EPSILON);
        assertEquals(210.0, axis.getUpperBound(), EPSILON);


        // now replacing the dataset should update the axis range...
        DefaultCategoryDataset dataset2 = new DefaultCategoryDataset();
        dataset2.setValue(900.0, "Row 1", "Column 1");
        dataset2.setValue(1000.0, "Row 1", "Column 2");
        plot.setDataset(dataset2);
        assertEquals(0.0, axis.getLowerBound(), EPSILON);
        assertEquals(1050.0, axis.getUpperBound(), EPSILON);


        br.setIncludeBaseInRange(false);
        assertEquals(0.0, axis.getLowerBound(), EPSILON);
        assertEquals(1050.0, axis.getUpperBound(), EPSILON);


        axis.setAutoRangeIncludesZero(false);
        assertEquals(895.0, axis.getLowerBound(), EPSILON);

View Full Code Here

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