Examples of org.jfree.chart.LegendItem

org.jfree.chart.LegendItem
A temporary storage object for recording the properties of a legend item, without any consideration for layout issues.

        }
        XYDataset dataset = xyplot.getDataset(datasetIndex);
        if (dataset == null) {
            return null;
        }
        LegendItem result = null;
        XYSeriesLabelGenerator lg = getLegendItemLabelGenerator();
        String label = lg.generateLabel(dataset, series);
        String description = label;
        String toolTipText = null;
        if (getLegendItemToolTipGenerator() != null) {
            toolTipText = getLegendItemToolTipGenerator().generateLabel(
                    dataset, series);
        }
        String urlText = null;
        if (getLegendItemURLGenerator() != null) {
            urlText = getLegendItemURLGenerator().generateLabel(dataset, 
                    series);
        }
        Shape shape = this.legendBar;
        Paint paint = lookupSeriesPaint(series);
        Paint outlinePaint = lookupSeriesOutlinePaint(series);
        Stroke outlineStroke = lookupSeriesOutlineStroke(series);
        if (this.drawBarOutline) {
            result = new LegendItem(label, description, toolTipText,
                    urlText, shape, paint, outlineStroke, outlinePaint);
        }
        else {
            result = new LegendItem(label, description, toolTipText, urlText, 
                    shape, paint);
        }
        result.setLabelFont(lookupLegendTextFont(series));
        Paint labelPaint = lookupLegendTextPaint(series);
        if (labelPaint != null) {
            result.setLabelPaint(labelPaint);
        }
        result.setDataset(dataset);
        result.setDatasetIndex(datasetIndex);
        result.setSeriesKey(dataset.getSeriesKey(series));
        result.setSeriesIndex(series);
        if (getGradientPaintTransformer() != null) {
            result.setFillPaintTransformer(getGradientPaintTransformer());
        }
        return result;
    }

View Full Code Here

    public LegendItem getLegendItem(int datasetIndex, int series) {
        XYPlot plot = getPlot();
        if (plot == null) {
            return null;
        }
        LegendItem result = null;
        XYDataset dataset = plot.getDataset(datasetIndex);
        if (dataset != null) {
            if (getItemVisible(series, 0)) {
                String label = getLegendItemLabelGenerator().generateLabel(
                        dataset, series);
                String description = label;
                String toolTipText = null;
                if (getLegendItemToolTipGenerator() != null) {
                    toolTipText = getLegendItemToolTipGenerator().generateLabel(
                            dataset, series);
                }
                String urlText = null;
                if (getLegendItemURLGenerator() != null) {
                    urlText = getLegendItemURLGenerator().generateLabel(
                            dataset, series);
                }
                Shape shape = lookupLegendShape(series);
                boolean shapeFilled = getItemShapeFilled(series, 0);
                Paint paint = lookupSeriesPaint(series);
                Paint linePaint = paint;
                Stroke lineStroke = lookupSeriesStroke(series);
                result = new LegendItem(label, description, toolTipText,
                        urlText, this.baseShapesVisible, shape, shapeFilled,
                        paint, !shapeFilled, paint, lineStroke,
                        this.plotLines, this.legendLine, lineStroke, linePaint);
                result.setLabelFont(lookupLegendTextFont(series));
                Paint labelPaint = lookupLegendTextPaint(series);
                if (labelPaint != null) {
                    result.setLabelPaint(labelPaint);
                }
                result.setDataset(dataset);
                result.setDatasetIndex(datasetIndex);
                result.setSeriesKey(dataset.getSeriesKey(series));
                result.setSeriesIndex(series);
            }
        }
        return result;
    }

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                    series);
        }
        Shape shape = lookupLegendShape(series);
        Paint paint = lookupSeriesPaint(series);


        LegendItem item = new LegendItem(label, description, toolTipText,
                urlText, shape, paint);
        item.setLabelFont(lookupLegendTextFont(series));
        Paint labelPaint = lookupLegendTextPaint(series);
        if (labelPaint != null) {
            item.setLabelPaint(labelPaint);
        }
        item.setSeriesKey(dataset.getRowKey(series));
        item.setSeriesIndex(series);
        item.setDataset(dataset);
        item.setDatasetIndex(datasetIndex);
        return item;
    }

View Full Code Here

        dataset.add(values, "R1", "C1");
        BoxAndWhiskerRenderer r = new BoxAndWhiskerRenderer();
        CategoryPlot plot = new CategoryPlot(dataset, new CategoryAxis("x"),
                new NumberAxis("y"), r);
        /*JFreeChart chart =*/ new JFreeChart(plot);
        LegendItem li = r.getLegendItem(0, 0);
        assertNotNull(li);
        r.setSeriesVisibleInLegend(0, Boolean.FALSE);
        li = r.getLegendItem(0, 0);
        assertNull(li);
    }

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        BoxAndWhiskerRenderer r = new BoxAndWhiskerRenderer();
        CategoryPlot plot = new CategoryPlot(dataset0, new CategoryAxis("x"),
                new NumberAxis("y"), r);
        plot.setDataset(1, dataset1);
        /*JFreeChart chart =*/ new JFreeChart(plot);
        LegendItem li = r.getLegendItem(1, 2);
        assertEquals("R5", li.getLabel());
        assertEquals(1, li.getDatasetIndex());
        assertEquals(2, li.getSeriesIndex());
    }

View Full Code Here

        Shape shape = lookupLegendShape(series);
        Paint paint = lookupSeriesPaint(series);
        Paint outlinePaint = lookupSeriesOutlinePaint(series);
        Stroke outlineStroke = lookupSeriesOutlineStroke(series);


        LegendItem result = new LegendItem(label, description, toolTipText,
                urlText, shape, paint, outlineStroke, outlinePaint);
        result.setLabelFont(lookupLegendTextFont(series));
        Paint labelPaint = lookupLegendTextPaint(series);
        if (labelPaint != null) {
            result.setLabelPaint(labelPaint);
        }
        result.setDataset(dataset);
        result.setDatasetIndex(datasetIndex);
        result.setSeriesKey(dataset.getRowKey(series));
        result.setSeriesIndex(series);
        return result;


    }

View Full Code Here

                if (renderer != null) {
                    int seriesCount = dataset.getSeriesCount();
                    for (int i = 0; i < seriesCount; i++) {
                        if (renderer.isSeriesVisible(i)
                                && renderer.isSeriesVisibleInLegend(i)) {
                            LegendItem item = renderer.getLegendItem(
                                    datasetIndex, i);
                            if (item != null) {
                                result.add(item);
                            }
                        }

View Full Code Here

    /**
     * Confirm that the equals method can distinguish all the required fields.
     */
    public void testEquals() {


        LegendItem item1 = new LegendItem("Label", "Description",
                "ToolTip", "URL", true,
                new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0), true, Color.red,
                true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0),
                new BasicStroke(2.1f), Color.green);
        LegendItem item2 = new LegendItem("Label", "Description",
                "ToolTip", "URL", true,
                new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
                true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertTrue(item1.equals(item2));
        assertTrue(item2.equals(item1));


        item1 = new LegendItem("Label2", "Description", "ToolTip", "URL",
                true, new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0), true,
                Color.red, true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertFalse(item1.equals(item2));
        item2 = new LegendItem("Label2", "Description", "ToolTip", "URL",
                true, new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
                true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertTrue(item1.equals(item2));


        item1 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", true, new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
                true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertFalse(item1.equals(item2));
        item2 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", true, new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
                true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertTrue(item1.equals(item2));


        item1 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", false, new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
                true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertFalse(item1.equals(item2));
        item2 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", false, new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
                true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertTrue(item1.equals(item2));


        item1 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
                true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertFalse(item1.equals(item2));
        item2 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
                true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertTrue(item1.equals(item2));


        item1 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
                false, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertFalse(item1.equals(item2));
        item2 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
                false, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertTrue(item1.equals(item2));


        item1 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
                false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
                Color.black, true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertFalse(item1.equals(item2));
        item2 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
                false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
                Color.black, true, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertTrue(item1.equals(item2));


        item1 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
                false, Color.black, false, Color.blue, new BasicStroke(1.2f),
                true, new Line2D.Double(1.0, 2.0, 3.0, 4.0),
                new BasicStroke(2.1f), Color.green);
        assertFalse(item1.equals(item2));
        item2 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
                false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
                Color.black, false, Color.blue, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertTrue(item1.equals(item2));


        item1 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
                false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
                Color.black, false, Color.yellow, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertFalse(item1.equals(item2));
        item2 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
                false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
                Color.black, false, Color.yellow, new BasicStroke(1.2f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertTrue(item1.equals(item2));


        item1 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
                false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
                Color.black, false, Color.yellow, new BasicStroke(2.1f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertFalse(item1.equals(item2));
        item2 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
                false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
                Color.black, false, Color.yellow, new BasicStroke(2.1f), true,
                new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
                Color.green);
        assertTrue(item1.equals(item2));


        item1 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
                false, Color.black, false, Color.yellow, new BasicStroke(2.1f),
                false, new Line2D.Double(1.0, 2.0, 3.0, 4.0),
                new BasicStroke(2.1f), Color.green);
        assertFalse(item1.equals(item2));
        item2 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
                false, Color.black, false, Color.yellow, new BasicStroke(2.1f),
                false, new Line2D.Double(1.0, 2.0, 3.0, 4.0),
                new BasicStroke(2.1f),  Color.green);
        assertTrue(item1.equals(item2));


        item1 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
                false, Color.black, false, Color.yellow, new BasicStroke(2.1f),
                false, new Line2D.Double(4.0, 3.0, 2.0, 1.0),
                new BasicStroke(2.1f), Color.green);
        assertFalse(item1.equals(item2));
        item2 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
                false, Color.black, false, Color.yellow, new BasicStroke(2.1f),
                false, new Line2D.Double(4.0, 3.0, 2.0, 1.0),
                new BasicStroke(2.1f), Color.green);
        assertTrue(item1.equals(item2));


        item1 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
                false, Color.black, false, Color.yellow, new BasicStroke(2.1f),
                false, new Line2D.Double(4.0, 3.0, 2.0, 1.0),
                new BasicStroke(3.3f), Color.green);
        assertFalse(item1.equals(item2));
        item2 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
                false, Color.black, false, Color.yellow, new BasicStroke(2.1f),
                false, new Line2D.Double(4.0, 3.0, 2.0, 1.0),
                new BasicStroke(3.3f), Color.green);
        assertTrue(item1.equals(item2));


        item1 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
                false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
                Color.black, false, Color.yellow, new BasicStroke(2.1f), false,
            new Line2D.Double(4.0, 3.0, 2.0, 1.0), new BasicStroke(3.3f),
            Color.white
        );
        assertFalse(item1.equals(item2));
        item2 = new LegendItem("Label2", "Description2", "ToolTip",
                "URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
                false, Color.black, false, Color.yellow, new BasicStroke(2.1f),
                false, new Line2D.Double(4.0, 3.0, 2.0, 1.0),
                new BasicStroke(3.3f),
                Color.white);
        assertTrue(item1.equals(item2));


        // fillPaintTransformer
        item1.setFillPaintTransformer(new StandardGradientPaintTransformer(
                GradientPaintTransformType.CENTER_VERTICAL));
        assertFalse(item1.equals(item2));
        item2.setFillPaintTransformer(new StandardGradientPaintTransformer(
                GradientPaintTransformType.CENTER_VERTICAL));
        assertTrue(item1.equals(item2));


        // labelFont
        item1.setLabelFont(new Font("Dialog", Font.PLAIN, 13));
        assertFalse(item1.equals(item2));
        item2.setLabelFont(new Font("Dialog", Font.PLAIN, 13));
        assertTrue(item1.equals(item2));


        // labelPaint
        item1.setLabelPaint(Color.red);
        assertFalse(item1.equals(item2));
        item2.setLabelPaint(Color.red);
        assertTrue(item1.equals(item2));


        // fillPaint
        item1.setFillPaint(new GradientPaint(1.0f, 2.0f, Color.green, 3.0f,
                4.0f, Color.blue));
        assertFalse(item1.equals(item2));
        item2.setFillPaint(new GradientPaint(1.0f, 2.0f, Color.green, 3.0f,
                4.0f, Color.blue));
        assertTrue(item1.equals(item2));


        // outlinePaint
        item1.setOutlinePaint(new GradientPaint(1.1f, 2.2f, Color.green, 3.3f,
                4.4f, Color.blue));
        assertFalse(item1.equals(item2));
        item2.setOutlinePaint(new GradientPaint(1.1f, 2.2f, Color.green, 3.3f,
                4.4f, Color.blue));
        assertTrue(item1.equals(item2));


        // linePaint
        item1.setLinePaint(new GradientPaint(0.1f, 0.2f, Color.green, 0.3f,
                0.4f, Color.blue));
        assertFalse(item1.equals(item2));
        item2.setLinePaint(new GradientPaint(0.1f, 0.2f, Color.green, 0.3f,
                0.4f, Color.blue));
        assertTrue(item1.equals(item2));


    }

View Full Code Here


    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {
        LegendItem item1 = new LegendItem("Item", "Description",
                "ToolTip", "URL",
                new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0), new GradientPaint(
                        5.0f, 6.0f, Color.blue, 7.0f, 8.0f, Color.gray));
        item1.setLabelPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f,
                4.0f, Color.yellow));
        item1.setOutlinePaint(new GradientPaint(4.0f, 3.0f, Color.green, 2.0f,
                1.0f, Color.red));
        item1.setLinePaint(new GradientPaint(1.0f, 2.0f, Color.white, 3.0f,
                4.0f, Color.red));
        LegendItem item2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(item1);
            out.close();

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     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization2() {
        AttributedString as = new AttributedString("Test String");
        as.addAttribute(TextAttribute.FONT, new Font("Dialog", Font.PLAIN, 12));
        LegendItem item1 = new LegendItem(as, "Description", "ToolTip", "URL",
                new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0), Color.red);
        LegendItem item2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(item1);
            out.close();

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