Examples of XYDifferenceRenderer

org.jfree.chart.renderer.xy.XYDifferenceRenderer
A renderer for an {@link XYPlot} that highlights the differences between twoseries. The example shown here is generated by the DifferenceChartDemo1.java program included in the JFreeChart demo collection:

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


    /**
     * Problem that the equals(...) method distinguishes all fields.
     */
    public void testEquals() {
        XYDifferenceRenderer r1 = new XYDifferenceRenderer(Color.red, Color.blue, false);
        XYDifferenceRenderer r2 = new XYDifferenceRenderer(Color.red, Color.blue, false);
        assertEquals(r1, r2);
    }

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


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

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

    
    /**
     * Confirm that cloning works.
     */
    public void testCloning() {
        XYDifferenceRenderer r1 = new XYDifferenceRenderer(Color.red, Color.blue, false);
        XYDifferenceRenderer r2 = null;
        try {
            r2 = (XYDifferenceRenderer) r1.clone();
        }
        catch (CloneNotSupportedException e) {
            System.err.println("XYDifferenceRendererTests.testCloning: failed to clone.");
        }
        assertTrue(r1 != r2);
        assertTrue(r1.getClass() == r2.getClass());
        assertTrue(r1.equals(r2));
    }

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

    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {


        XYDifferenceRenderer r1 = new XYDifferenceRenderer(Color.red, Color.blue, false);
        XYDifferenceRenderer r2 = null;


        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(r1);

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


    /**
     * Check that the equals() method distinguishes all fields.
     */
    public void testEquals() {
        XYDifferenceRenderer r1 = new XYDifferenceRenderer(
                Color.red, Color.blue, false);
        XYDifferenceRenderer r2 = new XYDifferenceRenderer(
                Color.red, Color.blue, false);
        assertEquals(r1, r2);
        
        // positive paint
        r1.setPositivePaint(new GradientPaint(1.0f, 2.0f, Color.red, 
                3.0f, 4.0f, Color.blue));
        assertFalse(r1.equals(r2));
        r2.setPositivePaint(new GradientPaint(1.0f, 2.0f, Color.red, 
                3.0f, 4.0f, Color.blue));
        assertTrue(r1.equals(r2));
        
        // negative paint
        r1.setNegativePaint(new GradientPaint(1.0f, 2.0f, Color.yellow, 
                3.0f, 4.0f, Color.blue));
        assertFalse(r1.equals(r2));
        r2.setNegativePaint(new GradientPaint(1.0f, 2.0f, Color.yellow, 
                3.0f, 4.0f, Color.blue));
        assertTrue(r1.equals(r2));
        
        // shapesVisible
        r1 = new XYDifferenceRenderer(Color.green, Color.yellow, true);
        assertFalse(r1.equals(r2));
        r2 = new XYDifferenceRenderer(Color.green, Color.yellow, true);
        assertTrue(r1.equals(r2));
        
        // legendLine
        r1.setLegendLine(new Line2D.Double(1.0, 2.0, 3.0, 4.0));
        assertFalse(r1.equals(r2));
        r2.setLegendLine(new Line2D.Double(1.0, 2.0, 3.0, 4.0));
        assertTrue(r1.equals(r2));
        
        // roundXCoordinates
        r1.setRoundXCoordinates(true);
        assertFalse(r1.equals(r2));
        r2.setRoundXCoordinates(true);
        assertTrue(r1.equals(r2));
        
        assertFalse(r1.equals(null));
    }

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


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

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

    
    /**
     * Confirm that cloning works.
     */
    public void testCloning() {
        XYDifferenceRenderer r1 = new XYDifferenceRenderer(Color.red, 
                Color.blue, false);
        XYDifferenceRenderer r2 = null;
        try {
            r2 = (XYDifferenceRenderer) r1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(r1 != r2);
        assertTrue(r1.getClass() == r2.getClass());
        assertTrue(r1.equals(r2));
        
        // check independence
        Shape s = r1.getLegendLine();
        if (s instanceof Line2D) {

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

    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {


        XYDifferenceRenderer r1 = new XYDifferenceRenderer(Color.red, 
                Color.blue, false);
        XYDifferenceRenderer r2 = null;


        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(r1);

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

        s5.add(1.0, 1.1);
        d2.addSeries(s3);
        d2.addSeries(s4);
        d2.addSeries(s5);


        XYDifferenceRenderer r = new XYDifferenceRenderer();
        XYPlot plot = new XYPlot(d1, new NumberAxis("x"),
                new NumberAxis("y"), r);
        plot.setDataset(1, d2);
        /*JFreeChart chart =*/ new JFreeChart(plot);
        LegendItem li = r.getLegendItem(1, 2);
        assertEquals("S5", li.getLabel());
        assertEquals(1, li.getDatasetIndex());
        assertEquals(2, li.getSeriesIndex());
    }

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

                false                      // urls
        );
        chart.setBackgroundPaint(Color.white);


        XYPlot plot = chart.getXYPlot();
        plot.setRenderer(new XYDifferenceRenderer(ColorPalette.BLUE, ColorPalette.RED, false));
        plot.setRangeGridlinesVisible(true);
        plot.setRangeGridlinePaint(Color.black);


        NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
        rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());

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