Example usage for org.jfree.data DefaultContourDataset DefaultContourDataset

Introduction

In this page you can find the example usage for org.jfree.data DefaultContourDataset DefaultContourDataset.

Prototype

public DefaultContourDataset(final String seriesName, final Object[] xData, final Object[] yData,
        final Object[] zData) 

Source Link

Document

Constructs a new dataset with the given data.

Usage

From source file:net.sf.statcvs.output.xml.chart.ModuleActivityChart.java

private ContourDataset createDataset() {
    List dirs = content.getDirectories();
    List dateList = new ArrayList();

    Date firstDate = content.getFirstDate();
    Date lastDate = content.getLastDate();
    Calendar cal = new GregorianCalendar();
    cal.setTime(firstDate);/*  w  w  w .ja  va  2  s .c o m*/
    while (cal.getTime().before(lastDate)) {
        dateList.add(cal.getTime());
        cal.add(Calendar.DATE, 1);
    }
    dateList.add(lastDate);

    Double[][] values = new Double[dateList.size()][dirs.size()];
    for (int i = 0; i < dateList.size(); i++) {
        Iterator dirsIt = dirs.iterator();
        IntegerMap changesMap = new IntegerMap();
        while (dirsIt.hasNext()) {
            Directory dir = (Directory) dirsIt.next();
            RevisionIterator revIt = new RevisionSortIterator(dir.getRevisionIterator());
            while (revIt.hasNext()) {
                CvsRevision rev = revIt.next();
                Date revDate = rev.getDate();
                Date currDate = (Date) dateList.get(i);
                Date nextDate = null;
                if (i < dateList.size() - 1) {
                    nextDate = (Date) dateList.get(i + 1);
                }

                if (revDate.equals(currDate) || (revDate.after(currDate) && revDate.before(nextDate))) {
                    changesMap.inc(dir);
                }
            }
        }
        Iterator cIt = changesMap.iteratorSortedByKey();
        while (cIt.hasNext()) {
            Directory dir = (Directory) cIt.next();
            int dirIndex = dirs.indexOf(dir);
            //values[i][dirIndex] = new Double(changesMap.getPercent(dir));
            values[i][dirIndex] = new Double(changesMap.getPercentOfMaximum(dir));
        }
    }

    int numValues = dateList.size() * dirs.size();
    Date[] oDateX = new Date[numValues];
    Double[] oDoubleY = new Double[numValues];
    Double[] oDoubleZ = new Double[numValues];

    for (int x = 0; x < dateList.size(); x++) {
        for (int y = 0; y < dirs.size(); y++) {
            int index = (x * dirs.size()) + y;
            oDateX[index] = (Date) dateList.get(x);
            oDoubleY[index] = new Double(y);
            if ((values[x][y] != null) && ((values[x][y].isNaN()) || (values[x][y].equals(new Double(0))))) {
                values[x][y] = null;
            }
            oDoubleZ[index] = values[x][y];
        }
    }
    oDoubleZ[0] = new Double(0.0);
    return new DefaultContourDataset(getTitle(), oDateX, oDoubleY, oDoubleZ);
}

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From source file:de.berlios.statcvs.xml.report.ActivityProgressionChart.java

private ContourDataset createDataset(Grouper grouper) {
    Map mapByDate = new LinkedHashMap();
    // define 100% to correlate at least to 1
    int max = 0;//from w  w w  .j ava2 s .c om
    long diff = content.getLastDate().getTime() - content.getFirstDate().getTime();
    long day = 24 * 60 * 60 * 1000; // 86400
    //      long windowSize 
    //         = (diff > 10 * 30 * day) 
    //         ? 30 * day
    //         : (diff > 10 * 7 * day)
    //         ? 7 * day
    //         : day;
    long windowSize = Math.max(diff / 60, 1);

    IntegerMap commitsPerGroup = new IntegerMap();
    Iterator it = settings.getRevisionIterator(content);
    long currentDate = -1;
    while (it.hasNext()) {
        CvsRevision rev = (CvsRevision) it.next();
        Date date = rev.getDate();
        if (currentDate == -1) {
            currentDate = date.getTime();
        } else if (date.getTime() > currentDate + windowSize) {
            // save old map
            max = Math.max(commitsPerGroup.max(), max);
            mapByDate.put(new Date(currentDate), commitsPerGroup);

            // create new map
            commitsPerGroup = new IntegerMap();

            // hack: fill in intermediate values
            int fill = (int) ((date.getTime() - currentDate) / windowSize);
            //            for (int i = 0; i < fill; i++) {
            //               currentDate += windowSize;
            //               mapByDate.put(new Date(currentDate), null);
            //               
            //            }
            if (fill > 1) {
                mapByDate.put(new Date(currentDate + windowSize), null);
            }
            currentDate += fill * windowSize;
        }
        commitsPerGroup.inc(grouper.getGroup(rev));
    }

    if (currentDate != -1) {
        mapByDate.put(new Date(currentDate), commitsPerGroup);
        max = Math.max(commitsPerGroup.max(), max);
    }

    Iterator it3 = grouper.getGroups(content, settings);
    while (it3.hasNext()) {
        this.groupNames.add(grouper.getName(it3.next()));
    }
    this.groupCount = groupNames.size();

    int dateCount = mapByDate.size();
    int numValues = dateCount * groupCount;
    if (numValues == 0 || max == 0 || dateCount == 1) {
        return null;
    }

    Date[] oDateX = new Date[numValues];
    Double[] oDoubleY = new Double[numValues];
    Double[] oDoubleZ = new Double[numValues];

    it = mapByDate.keySet().iterator();
    for (int x = 0; x < dateCount; x++) {
        if (!it.hasNext()) {
            throw new RuntimeException("Invalid date count");
        }
        Date date = (Date) it.next();

        IntegerMap map = (IntegerMap) mapByDate.get(date);
        if (map != null) {
            Iterator it2 = grouper.getGroups(content, settings);
            for (int y = 0; y < groupCount; y++) {
                if (!it2.hasNext()) {
                    throw new RuntimeException("Invalid group count");
                }
                Object group = it2.next();

                int index = (x * groupCount) + y;
                oDateX[index] = date;
                oDoubleY[index] = new Double(y);
                double value = (double) map.get(group) * 100.0 / max;
                oDoubleZ[index] = (value != 0) ? new Double(value) : null;
            }
        } else {
            for (int y = 0; y < groupCount; y++) {
                int index = (x * groupCount) + y;
                oDateX[index] = date;
                oDoubleY[index] = new Double(y);
                //oDoubleZ[index] = null;
            }
        }
    }
    //      if (oDoubleZ[0] == null) {
    //         oDoubleZ[0] = new Double(0.0);
    //      }
    return new DefaultContourDataset(null, oDateX, oDoubleY, oDoubleZ);
}

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