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Example 6 with StackedBarRenderer

use of org.jfree.chart.renderer.category.StackedBarRenderer in project pentaho-platform by pentaho.

the class JFreeChartEngine method createBarLineChart.

private static JFreeChart createBarLineChart(final BarLineChartDefinition chartDefinition) {
    // TODO Make the following accessible from the chartDefinition
    String categoryAxisLabel = null;
    String valueAxisLabel = null;
    String secondValueAxisLabel = null;
    boolean tooltips = true;
    boolean urls = true;
    // -----------------------------------------------------------
    String title = chartDefinition.getTitle();
    boolean legend = chartDefinition.isLegendIncluded();
    PlotOrientation orientation = chartDefinition.getOrientation();
    // split BarLineChartDefinition in two Definitions
    CategoryDatasetChartDefinition barsDataset = new CategoryDatasetChartDefinition(chartDefinition.getSession(), chartDefinition.getChartAttributes());
    CategoryDatasetChartDefinition linesDataset = new CategoryDatasetChartDefinition(chartDefinition.getSession(), chartDefinition.getChartAttributes());
    /*
     * try{ barsDataset = (CategoryDatasetChartDefinition)chartDefinition.clone(); linesDataset =
     * (CategoryDatasetChartDefinition)chartDefinition.clone(); }catch(Exception e){}
     */
    // get column and row count of the data set
    int iColumnCount = chartDefinition.getColumnCount();
    int iRowCount = chartDefinition.getRowCount();
    if (iRowCount <= 0) {
        // $NON-NLS-1$
        chartDefinition.setNoDataMessage(Messages.getInstance().getString("CHART.USER_NO_DATA_AVAILABLE"));
    }
    // Loop through columns
    for (int r = 0; r < iRowCount; r++) {
        // check if measure should be include in bar or line dataset
        String strMeasureName = (String) chartDefinition.getRowKey(r);
        boolean bIsBarColumn = JFreeChartEngine.isBarColumn(chartDefinition.getBarColumns(), strMeasureName);
        boolean bIsLineColumn = JFreeChartEngine.isLineColumn(chartDefinition.getLineColumns(), strMeasureName);
        // getting all values
        for (int c = 0; c < iColumnCount; c++) {
            Comparable compColumnName = chartDefinition.getColumnKey(c);
            Number nValue = chartDefinition.getValue(strMeasureName, compColumnName);
            if (bIsBarColumn) {
                barsDataset.addValue(nValue, strMeasureName, compColumnName);
            }
            if (bIsLineColumn) {
                linesDataset.addValue(nValue, strMeasureName, compColumnName);
            }
        }
    }
    if ((iRowCount > 0) && (barsDataset.getRowCount() <= 0) && (linesDataset.getRowCount() <= 0)) {
        // $NON-NLS-1$
        chartDefinition.setNoDataMessage(Messages.getInstance().getString("CHART.USER_INCORRECT_DATA_FORMAT"));
    }
    // Create Axis Objects
    CategoryAxis catAxis = new CategoryAxis(categoryAxisLabel);
    NumberAxis barsAxis = new NumberAxis(valueAxisLabel);
    NumberAxis linesAxis = new NumberAxis(secondValueAxisLabel);
    // set title and font for lines Axis
    linesDataset.setRangeTitle(chartDefinition.getLinesRangeTitle());
    linesDataset.setRangeTitleFont(chartDefinition.getLinesRangeTitleFont());
    if (chartDefinition.getLinesRangeTickFormat() != null) {
        linesAxis.setNumberFormatOverride(chartDefinition.getLinesRangeTickFormat());
    }
    // create renderer
    BarRenderer barRenderer = null;
    LineAndShapeRenderer lineRenderer = null;
    // Determine the type of renderer to use
    if (chartDefinition.isStacked() || chartDefinition.isThreeD()) {
        if (chartDefinition.isStacked() && chartDefinition.isThreeD()) {
            barRenderer = new StackedBarRenderer3D();
            lineRenderer = new LineRenderer3D();
        } else if (chartDefinition.isStacked()) {
            barRenderer = new StackedBarRenderer();
            lineRenderer = new LineAndShapeRenderer();
        } else {
            barRenderer = new BarRenderer3D();
            lineRenderer = new LineRenderer3D();
        }
    } else {
        barRenderer = new BarRenderer();
        lineRenderer = new LineAndShapeRenderer();
    }
    if (orientation == PlotOrientation.HORIZONTAL) {
        ItemLabelPosition position1 = new ItemLabelPosition(ItemLabelAnchor.OUTSIDE3, TextAnchor.CENTER_LEFT);
        barRenderer.setPositiveItemLabelPosition(position1);
        lineRenderer.setPositiveItemLabelPosition(position1);
        ItemLabelPosition position2 = new ItemLabelPosition(ItemLabelAnchor.OUTSIDE9, TextAnchor.CENTER_RIGHT);
        barRenderer.setNegativeItemLabelPosition(position2);
        lineRenderer.setNegativeItemLabelPosition(position2);
    } else if (orientation == PlotOrientation.VERTICAL) {
        ItemLabelPosition position1 = new ItemLabelPosition(ItemLabelAnchor.OUTSIDE12, TextAnchor.BOTTOM_CENTER);
        barRenderer.setPositiveItemLabelPosition(position1);
        lineRenderer.setPositiveItemLabelPosition(position1);
        ItemLabelPosition position2 = new ItemLabelPosition(ItemLabelAnchor.OUTSIDE6, TextAnchor.TOP_CENTER);
        barRenderer.setNegativeItemLabelPosition(position2);
        lineRenderer.setNegativeItemLabelPosition(position2);
    }
    if (tooltips) {
        barRenderer.setBaseToolTipGenerator(new StandardCategoryToolTipGenerator());
        lineRenderer.setBaseToolTipGenerator(new StandardCategoryToolTipGenerator());
    }
    if (urls) {
        barRenderer.setBaseItemURLGenerator(new StandardCategoryURLGenerator());
        lineRenderer.setBaseItemURLGenerator(new StandardCategoryURLGenerator());
    }
    if (chartDefinition.getMaxBarWidth() != null) {
        barRenderer.setMaximumBarWidth(chartDefinition.getMaxBarWidth().doubleValue());
    }
    // setting some line attributes
    lineRenderer.setStroke(JFreeChartEngine.getLineStyleStroke(chartDefinition.getLineStyle(), chartDefinition.getLineWidth()));
    lineRenderer.setShapesVisible(chartDefinition.isMarkersVisible());
    lineRenderer.setBaseShapesFilled(chartDefinition.isMarkersVisible());
    /*
     * Create plot and make necessary adjustments for overlaid chart
     */
    // create the plot with bar chart
    CategoryPlot plot = new CategoryPlot(barsDataset, catAxis, barsAxis, barRenderer);
    // add line renderer
    plot.setRenderer(1, lineRenderer);
    // add lines dataset, renderer and axis to plot
    plot.setDataset(1, linesDataset);
    plot.setRangeAxis(1, linesAxis);
    // map lines to second axis
    plot.mapDatasetToRangeAxis(1, 1);
    // set rendering order
    plot.setDatasetRenderingOrder(DatasetRenderingOrder.FORWARD);
    // set location of second axis
    plot.setRangeAxisLocation(1, AxisLocation.BOTTOM_OR_RIGHT);
    // standard settings for plots
    JFreeChartEngine.updatePlot(plot, barsDataset);
    // additional settings for second axis
    ValueAxis secondValueAxis = plot.getRangeAxis(1);
    if (secondValueAxis != null) {
        if (chartDefinition.getLinesRangeTitle() != null) {
            secondValueAxis.setLabel(chartDefinition.getLinesRangeTitle());
        }
        if (chartDefinition.getLinesRangeTitleFont() != null) {
            secondValueAxis.setLabelFont(chartDefinition.getLinesRangeTitleFont());
        }
        if (chartDefinition.getLinesRangeTickFont() != null) {
            secondValueAxis.setTickLabelFont(chartDefinition.getLinesRangeTickFont());
        }
        if (chartDefinition.getLinesRangeMinimum() != ValueAxis.DEFAULT_LOWER_BOUND) {
            secondValueAxis.setLowerBound(chartDefinition.getLinesRangeMinimum());
        }
        if (chartDefinition.getLinesRangeMaximum() != ValueAxis.DEFAULT_UPPER_BOUND) {
            secondValueAxis.setUpperBound(chartDefinition.getLinesRangeMaximum());
        }
    }
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT, plot, legend);
    return chart;
}
Also used : XYLineAndShapeRenderer(org.jfree.chart.renderer.xy.XYLineAndShapeRenderer) LineAndShapeRenderer(org.jfree.chart.renderer.category.LineAndShapeRenderer) PlotOrientation(org.jfree.chart.plot.PlotOrientation) NumberAxis(org.jfree.chart.axis.NumberAxis) LineRenderer3D(org.jfree.chart.renderer.category.LineRenderer3D) StackedBarRenderer(org.jfree.chart.renderer.category.StackedBarRenderer) StackedBarRenderer3D(org.jfree.chart.renderer.category.StackedBarRenderer3D) BarRenderer(org.jfree.chart.renderer.category.BarRenderer) StackedBarRenderer(org.jfree.chart.renderer.category.StackedBarRenderer) StandardCategoryURLGenerator(org.jfree.chart.urls.StandardCategoryURLGenerator) GradientPaint(java.awt.GradientPaint) Paint(java.awt.Paint) TexturePaint(java.awt.TexturePaint) CategoryPlot(org.jfree.chart.plot.CategoryPlot) JFreeChart(org.jfree.chart.JFreeChart) StackedBarRenderer3D(org.jfree.chart.renderer.category.StackedBarRenderer3D) BarRenderer3D(org.jfree.chart.renderer.category.BarRenderer3D) CategoryAxis(org.jfree.chart.axis.CategoryAxis) StandardCategoryToolTipGenerator(org.jfree.chart.labels.StandardCategoryToolTipGenerator) ValueAxis(org.jfree.chart.axis.ValueAxis) ItemLabelPosition(org.jfree.chart.labels.ItemLabelPosition)

Aggregations

StackedBarRenderer (org.jfree.chart.renderer.category.StackedBarRenderer)6 CategoryPlot (org.jfree.chart.plot.CategoryPlot)5 JFreeChart (org.jfree.chart.JFreeChart)4 NumberAxis (org.jfree.chart.axis.NumberAxis)4 ValueAxis (org.jfree.chart.axis.ValueAxis)4 CategoryAxis (org.jfree.chart.axis.CategoryAxis)3 ItemLabelPosition (org.jfree.chart.labels.ItemLabelPosition)3 StandardCategoryToolTipGenerator (org.jfree.chart.labels.StandardCategoryToolTipGenerator)3 BarRenderer (org.jfree.chart.renderer.category.BarRenderer)3 StandardCategoryURLGenerator (org.jfree.chart.urls.StandardCategoryURLGenerator)3 GradientPaint (java.awt.GradientPaint)2 Paint (java.awt.Paint)2 PlotOrientation (org.jfree.chart.plot.PlotOrientation)2 BarRenderer3D (org.jfree.chart.renderer.category.BarRenderer3D)2 StackedBarRenderer3D (org.jfree.chart.renderer.category.StackedBarRenderer3D)2 BasicStroke (java.awt.BasicStroke)1 Color (java.awt.Color)1 Font (java.awt.Font)1 Graphics2D (java.awt.Graphics2D)1 Stroke (java.awt.Stroke)1