Example usage for org.jfree.chart.renderer.category CategoryItemRenderer getBaseNegativeItemLabelPosition

Introduction

In this page you can find the example usage for org.jfree.chart.renderer.category CategoryItemRenderer getBaseNegativeItemLabelPosition.

Prototype

public ItemLabelPosition getBaseNegativeItemLabelPosition();

Source Link

Document

Returns the base item label position for negative values.

Usage

From source file:org.pentaho.plugin.jfreereport.reportcharts.CategoricalChartExpression.java

protected void configureChart(final JFreeChart chart) {
    super.configureChart(chart);

    final CategoryPlot cpl = chart.getCategoryPlot();
    final CategoryItemRenderer renderer = cpl.getRenderer();
    if (StringUtils.isEmpty(getTooltipFormula()) == false) {
        renderer.setBaseToolTipGenerator(
                new FormulaCategoryTooltipGenerator(getRuntime(), getTooltipFormula()));
    }//w w w. ja  v a2s . co  m
    if (StringUtils.isEmpty(getUrlFormula()) == false) {
        renderer.setBaseItemURLGenerator(new FormulaCategoryURLGenerator(getRuntime(), getUrlFormula()));
    }
    if (this.categoricalLabelFormat != null) {
        final StandardCategoryItemLabelGenerator scilg;
        if (categoricalLabelDecimalFormat != null) {
            final DecimalFormat numFormat = new DecimalFormat(categoricalLabelDecimalFormat,
                    new DecimalFormatSymbols(getRuntime().getResourceBundleFactory().getLocale()));
            numFormat.setRoundingMode(RoundingMode.HALF_UP);
            scilg = new StandardCategoryItemLabelGenerator(categoricalLabelFormat, numFormat);
        } else if (categoricalLabelDateFormat != null) {
            scilg = new StandardCategoryItemLabelGenerator(categoricalLabelFormat, new SimpleDateFormat(
                    categoricalLabelDateFormat, getRuntime().getResourceBundleFactory().getLocale()));
        } else {
            final DecimalFormat formatter = new DecimalFormat();
            formatter.setDecimalFormatSymbols(
                    new DecimalFormatSymbols(getRuntime().getResourceBundleFactory().getLocale()));
            scilg = new StandardCategoryItemLabelGenerator(categoricalLabelFormat, formatter);
        }
        renderer.setBaseItemLabelGenerator(scilg);
    }
    renderer.setBaseItemLabelsVisible(Boolean.TRUE.equals(getItemsLabelVisible()));
    if (getItemLabelFont() != null) {
        renderer.setBaseItemLabelFont(getItemLabelFont());
    }

    if (categoricalItemLabelRotation != null) {
        final ItemLabelPosition orgPosItemLabelPos = renderer.getBasePositiveItemLabelPosition();
        if (orgPosItemLabelPos == null) {
            final ItemLabelPosition pos2 = new ItemLabelPosition(ItemLabelAnchor.OUTSIDE12,
                    TextAnchor.BOTTOM_CENTER, TextAnchor.CENTER, categoricalItemLabelRotation.doubleValue());
            renderer.setBasePositiveItemLabelPosition(pos2);
        } else {
            final ItemLabelPosition pos2 = new ItemLabelPosition(orgPosItemLabelPos.getItemLabelAnchor(),
                    orgPosItemLabelPos.getTextAnchor(), orgPosItemLabelPos.getRotationAnchor(),
                    categoricalItemLabelRotation.doubleValue());
            renderer.setBasePositiveItemLabelPosition(pos2);
        }

        final ItemLabelPosition orgNegItemLabelPos = renderer.getBaseNegativeItemLabelPosition();
        if (orgNegItemLabelPos == null) {
            final ItemLabelPosition pos2 = new ItemLabelPosition(ItemLabelAnchor.OUTSIDE12,
                    TextAnchor.BOTTOM_CENTER, TextAnchor.CENTER, categoricalItemLabelRotation.doubleValue());
            renderer.setBaseNegativeItemLabelPosition(pos2);
        } else {
            final ItemLabelPosition neg2 = new ItemLabelPosition(orgNegItemLabelPos.getItemLabelAnchor(),
                    orgNegItemLabelPos.getTextAnchor(), orgNegItemLabelPos.getRotationAnchor(),
                    categoricalItemLabelRotation.doubleValue());
            renderer.setBaseNegativeItemLabelPosition(neg2);
        }
    }

    final Font labelFont = Font.decode(getLabelFont());

    final CategoryAxis categoryAxis = cpl.getDomainAxis();
    categoryAxis.setLabelFont(labelFont);
    categoryAxis.setTickLabelFont(labelFont);
    if (getCategoryTitleFont() != null) {
        categoryAxis.setLabelFont(getCategoryTitleFont());
    }
    if (getCategoryTickFont() != null) {
        categoryAxis.setTickLabelFont(getCategoryTickFont());
    }

    if (maxCategoryLabelWidthRatio != null) {
        categoryAxis.setMaximumCategoryLabelWidthRatio(maxCategoryLabelWidthRatio.floatValue());
    }
    cpl.setDomainGridlinesVisible(showGridlines);
    if (labelRotation != null) {
        double angle = labelRotation.doubleValue();
        CategoryLabelPosition top = createUpRotationCategoryLabelPosition(PlaneDirection.TOP, angle);
        CategoryLabelPosition bottom = createUpRotationCategoryLabelPosition(PlaneDirection.BOTTOM, angle);
        CategoryLabelPosition left = createUpRotationCategoryLabelPosition(PlaneDirection.LEFT, angle);
        CategoryLabelPosition right = createUpRotationCategoryLabelPosition(PlaneDirection.RIGHT, angle);
        CategoryLabelPositions rotationLabelPositions = new CategoryLabelPositions(top, bottom, left, right);
        categoryAxis.setCategoryLabelPositions(rotationLabelPositions);
    }

    final String[] colors = getSeriesColor();
    for (int i = 0; i < colors.length; i++) {
        renderer.setSeriesPaint(i, parseColorFromString(colors[i]));
    }

    if (lowerMargin != null) {
        categoryAxis.setLowerMargin(lowerMargin.doubleValue());
    }
    if (upperMargin != null) {
        categoryAxis.setUpperMargin(upperMargin.doubleValue());
    }
    if (categoryMargin != null) {
        categoryAxis.setCategoryMargin(categoryMargin.doubleValue());
    }

    configureRangeAxis(cpl, labelFont);
}

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