Examples of org.jfree.chart.block.BlockContainer

org.jfree.chart.block.BlockContainer
A container for a collection of {@link Block} objects. The container usesan {@link Arrangement} object to handle the position of each block.


    /**
     * Confirm that the equals() method can distinguish all the required fields.
     */
    public void testEquals() {
        BlockContainer c1 = new BlockContainer(new FlowArrangement());
        BlockContainer c2 = new BlockContainer(new FlowArrangement());
        assertTrue(c1.equals(c2));
        assertTrue(c2.equals(c2));


        c1.setArrangement(new ColumnArrangement());
        assertFalse(c1.equals(c2));
        c2.setArrangement(new ColumnArrangement());
        assertTrue(c1.equals(c2));


        c1.add(new EmptyBlock(1.2, 3.4));
        assertFalse(c1.equals(c2));
        c2.add(new EmptyBlock(1.2, 3.4));
        assertTrue(c1.equals(c2));
    }

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    /**
     * Confirm that cloning works.
     */
    public void testCloning() {
        BlockContainer c1 = new BlockContainer(new FlowArrangement());
        c1.add(new EmptyBlock(1.2, 3.4));


        BlockContainer c2 = null;


        try {
            c2 = (BlockContainer) c1.clone();
        }
        catch (CloneNotSupportedException e) {
            System.err.println("Failed to clone.");
        }
        assertTrue(c1 != c2);
        assertTrue(c1.getClass() == c2.getClass());
        assertTrue(c1.equals(c2));
    }

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    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {
        BlockContainer c1 = new BlockContainer();
        c1.add(new EmptyBlock(1.2, 3.4));
        BlockContainer c2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(c1);
            out.close();

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  public void drawLegend(JFreeChart chart){
    //remove ipotetical other legend
    chart.removeLegend();
    BlockContainer wrapper = new BlockContainer(new BorderArrangement());
    wrapper.setFrame(new BlockBorder(1.0, 1.0, 1.0, 1.0));


    /*LabelBlock titleBlock = new LabelBlock("Legend Items:",
        new Font("SansSerif", Font.BOLD, 12));
    titleBlock.setPadding(5, 5, 5, 5);
    wrapper.add(titleBlock, RectangleEdge.TOP);*/


    LegendTitle legend = new LegendTitle(chart.getPlot());
    BlockContainer items = legend.getItemContainer();
    if(styleLegend!=null && styleLegend.getFont()!=null){
      legend.setItemFont(new Font(styleLegend.getFontName(), Font.BOLD, styleLegend.getSize()));
    }
    
    items.setPadding(2, 5, 5, 2);
    wrapper.add(items);
    legend.setWrapper(wrapper);


    if(legendPosition.equalsIgnoreCase("bottom")) legend.setPosition(RectangleEdge.BOTTOM);
    else if(legendPosition.equalsIgnoreCase("left")) legend.setPosition(RectangleEdge.LEFT);

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    /**
     * Creates a new composite title with a default border arrangement.
     */
    public CompositeTitle() {
        this(new BlockContainer(new BorderArrangement()));
    }

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     *                 permitted).
     */
    public LegendTitle(LegendItemSource source,
                       Arrangement hLayout, Arrangement vLayout) {
        this.sources = new LegendItemSource[] {source};
        this.items = new BlockContainer(hLayout);
        this.hLayout = hLayout;
        this.vLayout = vLayout;
        this.backgroundPaint = null;
        this.legendItemGraphicEdge = RectangleEdge.LEFT;
        this.legendItemGraphicAnchor = RectangleAnchor.CENTER;

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     * @param item  the legend item.
     *
     * @return The block.
     */
    protected Block createLegendItemBlock(LegendItem item) {
        BlockContainer result = null;
        LegendGraphic lg = new LegendGraphic(item.getShape(),
                item.getFillPaint());
        lg.setFillPaintTransformer(item.getFillPaintTransformer());
        lg.setShapeFilled(item.isShapeFilled());
        lg.setLine(item.getLine());
        lg.setLineStroke(item.getLineStroke());
        lg.setLinePaint(item.getLinePaint());
        lg.setLineVisible(item.isLineVisible());
        lg.setShapeVisible(item.isShapeVisible());
        lg.setShapeOutlineVisible(item.isShapeOutlineVisible());
        lg.setOutlinePaint(item.getOutlinePaint());
        lg.setOutlineStroke(item.getOutlineStroke());
        lg.setPadding(this.legendItemGraphicPadding);


        LegendItemBlockContainer legendItem = new LegendItemBlockContainer(
                new BorderArrangement(), item.getDataset(),
                item.getSeriesKey());
        lg.setShapeAnchor(getLegendItemGraphicAnchor());
        lg.setShapeLocation(getLegendItemGraphicLocation());
        legendItem.add(lg, this.legendItemGraphicEdge);
        Font textFont = item.getLabelFont();
        if (textFont == null) {
            textFont = this.itemFont;
        }
        Paint textPaint = item.getLabelPaint();
        if (textPaint == null) {
            textPaint = this.itemPaint;
        }
        LabelBlock labelBlock = new LabelBlock(item.getLabel(), textFont,
                textPaint);
        labelBlock.setPadding(this.itemLabelPadding);
        legendItem.add(labelBlock);
        legendItem.setToolTipText(item.getToolTipText());
        legendItem.setURLText(item.getURLText());


        result = new BlockContainer(new CenterArrangement());
        result.add(legendItem);


        return result;
    }

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        Size2D result = new Size2D();
        fetchLegendItems();
        if (this.items.isEmpty()) {
            return result;
        }
        BlockContainer container = this.wrapper;
        if (container == null) {
            container = this.items;
        }
        RectangleConstraint c = toContentConstraint(constraint);
        Size2D size = container.arrange(g2, c);
        result.height = calculateTotalHeight(size.height);
        result.width = calculateTotalWidth(size.width);
        return result;
    }

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            g2.fill(target);
        }
        BlockFrame border = getFrame();
        border.draw(g2, target);
        border.getInsets().trim(target);
        BlockContainer container = this.wrapper;
        if (container == null) {
            container = this.items;
        }
        target = trimPadding(target);
        Object val = container.draw(g2, target, params);
        if (val instanceof BlockResult){
          EntityCollection ec = ((BlockResult) val).getEntityCollection();
          if (ec != null && sec != null){
            sec.addAll(ec);
            ((BlockResult) val).setEntityCollection(sec);

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                applyToValueAxis(axis);
            }
        }
        else if (title instanceof CompositeTitle) {
            CompositeTitle ct = (CompositeTitle) title;
            BlockContainer bc = ct.getContainer();
            List blocks = bc.getBlocks();
            Iterator iterator = blocks.iterator();
            while (iterator.hasNext()) {
                Block b = (Block) iterator.next();
                if (b instanceof Title) {
                    applyToTitle((Title) b);

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Related Classes of org.jfree.chart.block.BlockContainer

it.eng.spagobi.engines.chart.bo.ChartImpl

org.jfree.chart.block.junit.BlockContainerTests

org.jfree.chart.block.junit.BorderArrangementTests

org.jfree.chart.block.junit.GridArrangementTests

org.jfree.chart.entity.EntityCollection

org.jfree.chart.entity.StandardEntityCollection

org.jfree.chart.StandardChartTheme

org.jfree.chart.title.CompositeTitle

org.jfree.chart.title.CompositeTitleTest

org.jfree.chart.title.junit.CompositeTitleTests

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