Example usage for org.jfree.chart.labels XYSeriesLabelGenerator generateLabel

Introduction

In this page you can find the example usage for org.jfree.chart.labels XYSeriesLabelGenerator generateLabel.

Prototype

public String generateLabel(XYDataset dataset, int series);

Source Link

Document

Generates a label for the specified series.

Usage

From source file:com.newatlanta.bluedragon.CustomClusteredXYBarRenderer.java

/**
 * Returns a default legend item for the specified series. Subclasses should
 * override this method to generate customised items.
 * //from  ww  w.  j  av a2 s  .com
 * @param datasetIndex
 *          the dataset index (zero-based).
 * @param series
 *          the series index (zero-based).
 * 
 * @return A legend item for the series.
 */
public LegendItem getLegendItem(int datasetIndex, int series) {
    LegendItem result = null;
    XYPlot xyplot = getPlot();
    if (xyplot != null) {
        XYDataset dataset = xyplot.getDataset(datasetIndex);
        if (dataset != 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 = getLegendBar();
            Paint paint = getSeriesPaint(series);
            Paint outlinePaint = getSeriesOutlinePaint(series);
            Stroke outlineStroke = getSeriesOutlineStroke(series);

            // This is the fix for bug #2695
            if (paint instanceof java.awt.GradientPaint) {
                // When the paintstyle is "shade" use the lighter
                // color while with "light" use the darker color
                // NOTE: if we take the lighter color (Color2) and make it darker
                // and it equals the darker color (Color1) then the paintstyle
                // is "shade".
                GradientPaint gp = ((GradientPaint) paint);
                if (cfCHART.getDarkerColor(gp.getColor2()).equals(gp.getColor1()))
                    paint = gp.getColor2(); // the lighter color
                else
                    paint = gp.getColor1(); // the darker color
            }

            result = new LegendItem(label, description, toolTipText, urlText, shape, paint, outlineStroke,
                    outlinePaint);
        }
    }
    return result;
}

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From source file:org.openfaces.component.chart.impl.renderers.XYLineFillRenderer.java

private LegendItem createLegendItem(int dataSetIndex, int series, XYDataset dataSet) {

    Shape shape = lookupLegendShape(series);
    Paint fillPaint = (getUseFillPaint() ? lookupSeriesFillPaint(series) : lookupSeriesPaint(series));
    Paint outlinePaint = (getUseOutlinePaint() ? lookupSeriesOutlinePaint(series) : lookupSeriesPaint(series));
    Stroke outlineStroke = lookupSeriesOutlineStroke(series);
    Stroke lineStroke = lookupSeriesStroke(series);
    Paint linePaint = lookupSeriesPaint(series);
    Paint labelPaint = lookupLegendTextPaint(series);
    Font labelFont = lookupLegendTextFont(series);

    String itemLegendLabel = getLegendItemLabelGenerator().generateLabel(dataSet, series);
    final XYSeriesLabelGenerator toolTipGenerator = getLegendItemToolTipGenerator();
    String toolTipText = (toolTipGenerator != null) ? toolTipGenerator.generateLabel(dataSet, series) : null;
    final XYSeriesLabelGenerator urlGenerator = getLegendItemURLGenerator();
    String urlText = urlGenerator != null ? urlGenerator.generateLabel(dataSet, series) : null;

    boolean isItemShapeVisible = getItemShapeVisible(series, 0);
    boolean isItemShapeFilled = getItemShapeFilled(series, 0);
    boolean isItemShapeOutlineVisible = getDrawOutlines();
    boolean isItemLineVisible = getItemLineVisible(series, 0);

    LegendItem legendItem = new LegendItem(itemLegendLabel, itemLegendLabel, toolTipText, urlText,
            isItemShapeVisible, shape, isItemShapeFilled, fillPaint, isItemShapeOutlineVisible, outlinePaint,
            outlineStroke, isItemLineVisible, new Line2D.Double(-7.0, 0.0, 7.0, 0.0), lineStroke, linePaint);

    legendItem.setLabelFont(labelFont);/* w ww .j ava2 s . c o  m*/
    legendItem.setLabelPaint(labelPaint);
    legendItem.setSeriesKey(dataSet.getSeriesKey(series));
    legendItem.setSeriesIndex(series);
    legendItem.setDataset(dataSet);
    legendItem.setDatasetIndex(dataSetIndex);

    return legendItem;
}

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From source file:edu.dlnu.liuwenpeng.render.NewXYBarRenderer.java

/**    
* Returns a default legend item for the specified series.  Subclasses     
* should override this method to generate customised items.    
*    /*from ww w  . j av  a 2s .  c om*/
* @param datasetIndex  the dataset index (zero-based).    
* @param series  the series index (zero-based).    
*    
* @return A legend item for the series.    
*/
public LegendItem getLegendItem(int datasetIndex, int series) {
    LegendItem result = null;
    XYPlot xyplot = getPlot();
    if (xyplot != null) {
        XYDataset dataset = xyplot.getDataset(datasetIndex);
        if (dataset != 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.setDataset(dataset);
            result.setDatasetIndex(datasetIndex);
            result.setSeriesKey(dataset.getSeriesKey(series));
            result.setSeriesIndex(series);
            if (getGradientPaintTransformer() != null) {
                result.setFillPaintTransformer(getGradientPaintTransformer());
            }
        }
    }
    return result;
}

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