Examples of org.jfree.chart.title.TextTitle

org.jfree.chart.title.TextTitle
A chart title that displays a text string with automatic wrapping as required.

    
    /**
     * Confirm that cloning works.
     */
    public void testCloning() {
        TextTitle t = new TextTitle("Title");
        XYTitleAnnotation a1 = new XYTitleAnnotation(1.0, 2.0, t);
        XYTitleAnnotation a2 = null;
        try {
            a2 = (XYTitleAnnotation) a1.clone();
        }

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    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {
        TextTitle t = new TextTitle("Title");
        XYTitleAnnotation a1 = new XYTitleAnnotation(1.0, 2.0, t);
        XYTitleAnnotation a2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);

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            dataset.addSeries(s2);
            XYPlot plot = new XYPlot(dataset, 
                    new NumberAxis("X"), new NumberAxis("Y"), 
                    new XYLineAndShapeRenderer());
            plot.addAnnotation(new XYTitleAnnotation(5.0, 6.0, 
                    new TextTitle("Hello World!")));
            JFreeChart chart = new JFreeChart(plot);
            /* BufferedImage image = */ chart.createBufferedImage(300, 200, 
                    null);
            success = true;
        }

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        // add the chart title, if one has been specified...
        if (title != null) {
            if (titleFont == null) {
                titleFont = DEFAULT_TITLE_FONT;
            }
            this.title = new TextTitle(title, titleFont);
            this.title.addChangeListener(this);
        }


        this.backgroundPaint = DEFAULT_BACKGROUND_PAINT;

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     * @see #getTitle()
     */
    public void setTitle(String text) {
        if (text != null) {
            if (this.title == null) {
                setTitle(new TextTitle(text, JFreeChart.DEFAULT_TITLE_FONT));
            }
            else {
                this.title.setText(text);
            }
        }

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        piePlot.setIgnoreNullValues(true);
        this.pieChart = new JFreeChart(piePlot);
        this.pieChart.removeLegend();
        this.dataExtractOrder = TableOrder.BY_COLUMN;
        this.pieChart.setBackgroundPaint(null);
        TextTitle seriesTitle = new TextTitle("Series Title",
                new Font("SansSerif", Font.BOLD, 12));
        seriesTitle.setPosition(RectangleEdge.BOTTOM);
        this.pieChart.setTitle(seriesTitle);
        this.aggregatedItemsKey = "Other";
        this.aggregatedItemsPaint = Color.lightGray;
        this.sectionPaints = new HashMap();
        this.legendItemShape = new Ellipse2D.Double(-4.0, -4.0, 8.0, 8.0);

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        assertFalse(chart1.equals(chart2));
        chart2.setTitle("XYZ");
        assertTrue(chart1.equals(chart2));


        // subtitles
        chart1.addSubtitle(new TextTitle("Subtitle"));
        assertFalse(chart1.equals(chart2));
        chart2.addSubtitle(new TextTitle("Subtitle"));
        assertTrue(chart1.equals(chart2));


        // plot
        chart1 = new JFreeChart("Title",
                new Font("SansSerif", Font.PLAIN, 12), new RingPlot(), false);

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    public void testAddSubtitle() {
        DefaultPieDataset dataset = new DefaultPieDataset();
        JFreeChart chart = ChartFactory.createPieChart("title", dataset, true,
                false, false);


        TextTitle t0 = new TextTitle("T0");
        chart.addSubtitle(0, t0);
        assertEquals(t0, chart.getSubtitle(0));


        TextTitle t1 = new TextTitle("T1");
        chart.addSubtitle(t1);
        assertEquals(t1, chart.getSubtitle(2));  // subtitle 1 is the legend


        boolean pass = false;
        try {

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        List subtitles = chart.getSubtitles();


        assertEquals(1, chart.getSubtitleCount());


        // adding something to the returned list should NOT change the chart
        subtitles.add(new TextTitle("T"));
        assertEquals(1, chart.getSubtitleCount());
    }

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        DefaultPieDataset dataset = new DefaultPieDataset();
        JFreeChart chart = ChartFactory.createPieChart("title", dataset, true,
                false, false);
        chart.addChangeListener(this);
        this.lastChartChangeEvent = null;
        TextTitle t = chart.getTitle();
        t.setFont(new Font("Dialog", Font.BOLD, 9));
        assertNotNull(this.lastChartChangeEvent);
        this.lastChartChangeEvent = null;


        // now create a new title and replace the existing title, several
        // things should happen:
        // (1) Adding the new title should trigger an immediate
        //     ChartChangeEvent;
        // (2) Modifying the new title should trigger a ChartChangeEvent;
        // (3) Modifying the old title should NOT trigger a ChartChangeEvent
        TextTitle t2 = new TextTitle("T2");
        chart.setTitle(t2);
        assertNotNull(this.lastChartChangeEvent);
        this.lastChartChangeEvent = null;


        t2.setFont(new Font("Dialog", Font.BOLD, 9));
        assertNotNull(this.lastChartChangeEvent);
        this.lastChartChangeEvent = null;


        t.setFont(new Font("Dialog", Font.BOLD, 9));
        assertNull(this.lastChartChangeEvent);

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