Examples with PieDataset org.jfree.data.general.PieDataset used on opensource projects

Example 21 with PieDataset

use of org.jfree.data.general.PieDataset in project cytoscape-impl by cytoscape.

the class PieLayer method createDataset.

// ==[ PRIVATE METHODS ]============================================================================================
@Override
protected PieDataset createDataset() {
    final List<Double> values = data.isEmpty() ? null : data.values().iterator().next();
    final PieDataset dataset = createPieDataset(values);
    if (showItemLabels && itemLabels != null) {
        final List<?> keys = dataset.getKeys();
        for (int i = 0; i < keys.size(); i++) {
            final String k = (String) keys.get(i);
            final String label = itemLabels.size() > i ? itemLabels.get(i) : null;
            labels.put(k, label);
        }
    }
    return dataset;
}

Example 22 with PieDataset

use of org.jfree.data.general.PieDataset in project cytoscape-impl by cytoscape.

the class RingLayer method getChart.

@Override
@SuppressWarnings("unchecked")
protected JFreeChart getChart() {
    if (datasetList == null || chartList == null) {
        createDataset();
        final int total = datasetList.size();
        chartList = new ArrayList<JFreeChart>(total);
        if (total > 0) {
            int count = 0;
            for (final PieDataset ds : datasetList) {
                double sectionDepth = ((1.0 - hole) / (double) total) * (total - count);
                final JFreeChart chart = createChart(ds, sectionDepth, PieLayer.INTERIOR_GAP);
                chartList.add(chart);
                count++;
            }
        } else {
            // Just to show the "no data" text
            final JFreeChart chart = createChart(createPieDataset(Collections.EMPTY_LIST), 1.0, 0.0);
            chartList.add(chart);
        }
    }
    return chartList == null || chartList.isEmpty() ? null : chartList.get(0);
}

Example 23 with PieDataset

use of org.jfree.data.general.PieDataset in project MassBank-web by MassBank.

the class Contents method init.

public void init() throws ServletException {
    try {
        result = new SearchExecution(null).exec(new RecordIndexCount());
        // construct and show pie charts
        int MAX_DISP_DATA = 10;
        PieDataset siteGraphData = createDataset(result.mapSiteToRecordCount, MAX_DISP_DATA);
        PieDataset instGraphData = createDataset(result.mapInstrumentToRecordCount, MAX_DISP_DATA);
        PieDataset msGraphData = createDataset(result.mapMsTypeToRecordCount, MAX_DISP_DATA);
        int siteTopNum = (siteGraphData.getItemCount() < MAX_DISP_DATA) ? siteGraphData.getItemCount() : MAX_DISP_DATA;
        int instTopNum = (instGraphData.getItemCount() < MAX_DISP_DATA) ? instGraphData.getItemCount() : MAX_DISP_DATA;
        int msTopNum = (msGraphData.getItemCount() < MAX_DISP_DATA) ? msGraphData.getItemCount() : MAX_DISP_DATA;
        JFreeChart sitechart = drawDataset(siteGraphData, "Contributor top " + siteTopNum);
        JFreeChart instchart = drawDataset(instGraphData, "Instrument Type top " + instTopNum);
        JFreeChart mschart = drawDataset(msGraphData, "MS Type top " + msTopNum);
        SVGGraphics2D g2 = new SVGGraphics2D(900, 350);
        Rectangle r = new Rectangle(0, 0, 900, 350);
        sitechart.draw(g2, r);
        sitechartSVG = g2.getSVGElement();
        instchart.draw(g2, r);
        instchartSVG = g2.getSVGElement();
        mschart.draw(g2, r);
        mschartSVG = g2.getSVGElement();
        // get the current database timestamp
        timestamp = new DatabaseTimestamp();
    } catch (SQLException | ConfigurationException e) {
        logger.error(e.getMessage());
    }
}

Example 24 with PieDataset

use of org.jfree.data.general.PieDataset in project SIMVA-SoS by SESoS.

the class MultiplePiePlot method draw.

/**
 * Draws the plot on a Java 2D graphics device (such as the screen or a
 * printer).
 *
 * @param g2  the graphics device.
 * @param area  the area within which the plot should be drawn.
 * @param anchor  the anchor point (<code>null</code> permitted).
 * @param parentState  the state from the parent plot, if there is one.
 * @param info  collects info about the drawing.
 */
@Override
public void draw(Graphics2D g2, Rectangle2D area, Point2D anchor, PlotState parentState, PlotRenderingInfo info) {
    // adjust the drawing area for the plot insets (if any)...
    RectangleInsets insets = getInsets();
    insets.trim(area);
    drawBackground(g2, area);
    drawOutline(g2, area);
    // check that there is some data to display...
    if (DatasetUtilities.isEmptyOrNull(this.dataset)) {
        drawNoDataMessage(g2, area);
        return;
    }
    int pieCount;
    if (this.dataExtractOrder == TableOrder.BY_ROW) {
        pieCount = this.dataset.getRowCount();
    } else {
        pieCount = this.dataset.getColumnCount();
    }
    // the columns variable is always >= rows
    int displayCols = (int) Math.ceil(Math.sqrt(pieCount));
    int displayRows = (int) Math.ceil((double) pieCount / (double) displayCols);
    // swap rows and columns to match plotArea shape
    if (displayCols > displayRows && area.getWidth() < area.getHeight()) {
        int temp = displayCols;
        displayCols = displayRows;
        displayRows = temp;
    }
    prefetchSectionPaints();
    int x = (int) area.getX();
    int y = (int) area.getY();
    int width = ((int) area.getWidth()) / displayCols;
    int height = ((int) area.getHeight()) / displayRows;
    int row = 0;
    int column = 0;
    int diff = (displayRows * displayCols) - pieCount;
    int xoffset = 0;
    Rectangle rect = new Rectangle();
    for (int pieIndex = 0; pieIndex < pieCount; pieIndex++) {
        rect.setBounds(x + xoffset + (width * column), y + (height * row), width, height);
        String title;
        if (this.dataExtractOrder == TableOrder.BY_ROW) {
            title = this.dataset.getRowKey(pieIndex).toString();
        } else {
            title = this.dataset.getColumnKey(pieIndex).toString();
        }
        this.pieChart.setTitle(title);
        PieDataset piedataset;
        PieDataset dd = new CategoryToPieDataset(this.dataset, this.dataExtractOrder, pieIndex);
        if (this.limit > 0.0) {
            piedataset = DatasetUtilities.createConsolidatedPieDataset(dd, this.aggregatedItemsKey, this.limit);
        } else {
            piedataset = dd;
        }
        PiePlot piePlot = (PiePlot) this.pieChart.getPlot();
        piePlot.setDataset(piedataset);
        piePlot.setPieIndex(pieIndex);
        // update the section colors to match the global colors...
        for (int i = 0; i < piedataset.getItemCount(); i++) {
            Comparable key = piedataset.getKey(i);
            Paint p;
            if (key.equals(this.aggregatedItemsKey)) {
                p = this.aggregatedItemsPaint;
            } else {
                p = (Paint) this.sectionPaints.get(key);
            }
            piePlot.setSectionPaint(key, p);
        }
        ChartRenderingInfo subinfo = null;
        if (info != null) {
            subinfo = new ChartRenderingInfo();
        }
        this.pieChart.draw(g2, rect, subinfo);
        if (info != null) {
            assert subinfo != null;
            info.getOwner().getEntityCollection().addAll(subinfo.getEntityCollection());
            info.addSubplotInfo(subinfo.getPlotInfo());
        }
        ++column;
        if (column == displayCols) {
            column = 0;
            ++row;
            if (row == displayRows - 1 && diff != 0) {
                xoffset = (diff * width) / 2;
            }
        }
    }
}

Example 25 with PieDataset

use of org.jfree.data.general.PieDataset in project SIMVA-SoS by SESoS.

the class CategoryToPieDataset method equals.

/**
 * Tests this dataset for equality with an arbitrary object, returning
 * <code>true</code> if <code>obj</code> is a dataset containing the same
 * keys and values in the same order as this dataset.
 *
 * @param obj  the object to test (<code>null</code> permitted).
 *
 * @return A boolean.
 */
@Override
public boolean equals(Object obj) {
    if (obj == this) {
        return true;
    }
    if (!(obj instanceof PieDataset)) {
        return false;
    }
    PieDataset that = (PieDataset) obj;
    int count = getItemCount();
    if (that.getItemCount() != count) {
        return false;
    }
    for (int i = 0; i < count; i++) {
        Comparable k1 = getKey(i);
        Comparable k2 = that.getKey(i);
        if (!k1.equals(k2)) {
            return false;
        }
        Number v1 = getValue(i);
        Number v2 = that.getValue(i);
        if (v1 == null) {
            if (v2 != null) {
                return false;
            }
        } else {
            if (!v1.equals(v2)) {
                return false;
            }
        }
    }
    return true;
}