List of usage examples for org.jfree.data.xy IntervalXYDataset getY
public Number getY(int series, int item);
From source file:com.intel.stl.ui.main.view.HealthHistoryView.java
public void setDataset(final IntervalXYDataset dataset) { JFreeChart chart = ComponentFactory.createStepAreaChart(dataset, new XYItemLabelGenerator() { @Override/*from w ww . j av a2 s. c o m*/ public String generateLabel(XYDataset dataset, int series, int item) { Number val = dataset.getY(series, item); return UIConstants.INTEGER.format(val.intValue()); } }); chart.addProgressListener(new ChartProgressListener() { @Override public void chartProgress(ChartProgressEvent event) { if (event.getType() == ChartProgressEvent.DRAWING_STARTED && currentValue != null) { currentValue.setText(scoreString); currentValue.setPaint(scoreColor); currentValue.setToolTipText(scoreTip); } } }); XYPlot plot = chart.getXYPlot(); plot.getRangeAxis().setRange(0, 105); plot.getRenderer().setSeriesPaint(0, UIConstants.INTEL_BLUE); currentValue = new TextTitle(scoreString, scoreFont); currentValue.setPaint(scoreColor); currentValue.setToolTipText(scoreTip); // currentValue.setBackgroundPaint(new Color(255, 255, 255, 128)); currentValue.setPosition(RectangleEdge.BOTTOM); XYTitleAnnotation xytitleannotation = new XYTitleAnnotation(0.49999999999999998D, 0.49999999999999998D, currentValue, RectangleAnchor.CENTER); // xytitleannotation.setMaxWidth(0.47999999999999998D); plot.addAnnotation(xytitleannotation); chartPanel.setChart(chart); }
From source file:org.sakaiproject.sitestats.impl.chart.ChartServiceImpl.java
private byte[] generateTimeSeriesChart(String siteId, IntervalXYDataset dataset, int width, int height, boolean renderBar, float transparency, boolean itemLabelsVisible, boolean smallFontInDomainAxis, String timePeriod, Date firstDate, Date lastDate) { JFreeChart chart = null;/* w w w . ja va 2 s . c o m*/ if (!renderBar) { chart = ChartFactory.createTimeSeriesChart(null, null, null, dataset, true, false, false); } else { chart = ChartFactory.createXYBarChart(null, null, true, null, dataset, PlotOrientation.VERTICAL, true, false, false); } XYPlot plot = (XYPlot) chart.getPlot(); // set transparency plot.setForegroundAlpha(transparency); // set background chart.setBackgroundPaint(parseColor(M_sm.getChartBackgroundColor())); // set chart border chart.setPadding(new RectangleInsets(10, 5, 5, 5)); chart.setBorderVisible(true); chart.setBorderPaint(parseColor("#cccccc")); // set antialias chart.setAntiAlias(true); // set domain axis font size if (smallFontInDomainAxis && !canUseNormalFontSize(width)) { plot.getDomainAxis().setTickLabelFont(new Font("SansSerif", Font.PLAIN, 8)); } // configure date display (localized) in domain axis Locale locale = msgs.getLocale(); PeriodAxis periodaxis = new PeriodAxis(null); Class timePeriodClass = null; if (dataset instanceof TimeSeriesCollection) { TimeSeriesCollection tsc = (TimeSeriesCollection) dataset; if (tsc.getSeriesCount() > 0) { timePeriodClass = tsc.getSeries(0).getTimePeriodClass(); } else { timePeriodClass = org.jfree.data.time.Day.class; } periodaxis.setAutoRangeTimePeriodClass(timePeriodClass); } PeriodAxisLabelInfo aperiodaxislabelinfo[] = null; if (StatsManager.CHARTTIMESERIES_WEEKDAY.equals(timePeriod)) { aperiodaxislabelinfo = new PeriodAxisLabelInfo[2]; aperiodaxislabelinfo[0] = new PeriodAxisLabelInfo(org.jfree.data.time.Day.class, new SimpleDateFormat("E", locale)); aperiodaxislabelinfo[1] = new PeriodAxisLabelInfo(org.jfree.data.time.Day.class, new SimpleDateFormat("d", locale)); } else if (StatsManager.CHARTTIMESERIES_DAY.equals(timePeriod)) { aperiodaxislabelinfo = new PeriodAxisLabelInfo[3]; aperiodaxislabelinfo[0] = new PeriodAxisLabelInfo(org.jfree.data.time.Day.class, new SimpleDateFormat("d", locale)); aperiodaxislabelinfo[1] = new PeriodAxisLabelInfo(org.jfree.data.time.Month.class, new SimpleDateFormat("MMM", locale)); aperiodaxislabelinfo[2] = new PeriodAxisLabelInfo(org.jfree.data.time.Year.class, new SimpleDateFormat("yyyy", locale)); } else if (StatsManager.CHARTTIMESERIES_MONTH.equals(timePeriod)) { aperiodaxislabelinfo = new PeriodAxisLabelInfo[2]; aperiodaxislabelinfo[0] = new PeriodAxisLabelInfo(org.jfree.data.time.Month.class, new SimpleDateFormat("MMM", locale)); aperiodaxislabelinfo[1] = new PeriodAxisLabelInfo(org.jfree.data.time.Year.class, new SimpleDateFormat("yyyy", locale)); } else if (StatsManager.CHARTTIMESERIES_YEAR.equals(timePeriod)) { aperiodaxislabelinfo = new PeriodAxisLabelInfo[1]; aperiodaxislabelinfo[0] = new PeriodAxisLabelInfo(org.jfree.data.time.Year.class, new SimpleDateFormat("yyyy", locale)); } periodaxis.setLabelInfo(aperiodaxislabelinfo); // date range if (firstDate != null || lastDate != null) { periodaxis.setAutoRange(false); if (firstDate != null) { if (StatsManager.CHARTTIMESERIES_MONTH.equals(timePeriod) || StatsManager.CHARTTIMESERIES_YEAR.equals(timePeriod)) { periodaxis.setFirst(new org.jfree.data.time.Month(firstDate)); } else { periodaxis.setFirst(new org.jfree.data.time.Day(firstDate)); } } if (lastDate != null) { if (StatsManager.CHARTTIMESERIES_MONTH.equals(timePeriod) || StatsManager.CHARTTIMESERIES_YEAR.equals(timePeriod)) { periodaxis.setLast(new org.jfree.data.time.Month(lastDate)); } else { periodaxis.setLast(new org.jfree.data.time.Day(lastDate)); } } } periodaxis.setTickMarkOutsideLength(0.0F); plot.setDomainAxis(periodaxis); // set outline AbstractXYItemRenderer renderer = (AbstractXYItemRenderer) plot.getRenderer(); if (renderer instanceof XYLineAndShapeRenderer) { XYLineAndShapeRenderer r = (XYLineAndShapeRenderer) renderer; r.setDrawSeriesLineAsPath(true); r.setShapesVisible(true); r.setShapesFilled(true); } else if (renderer instanceof XYBarRenderer) { //XYBarRenderer r = (XYBarRenderer) renderer; ClusteredXYBarRenderer r = new ClusteredXYBarRenderer(); r.setDrawBarOutline(true); if (smallFontInDomainAxis && !canUseNormalFontSize(width)) r.setMargin(0.05); else r.setMargin(0.10); plot.setRenderer(r); renderer = r; } // item labels if (itemLabelsVisible) { plot.getRangeAxis().setUpperMargin(0.2); renderer.setItemLabelGenerator(new XYItemLabelGenerator() { private static final long serialVersionUID = 1L; public String generateLabel(XYDataset dataset, int series, int item) { Number n = dataset.getY(series, item); if (n.doubleValue() != 0) return n.toString(); return ""; } }); renderer.setItemLabelFont(new Font("SansSerif", Font.PLAIN, 8)); renderer.setItemLabelsVisible(true); } BufferedImage img = chart.createBufferedImage(width, height); final ByteArrayOutputStream out = new ByteArrayOutputStream(); try { ImageIO.write(img, "png", out); } catch (IOException e) { LOG.warn("Error occurred while generating SiteStats chart image data", e); } return out.toByteArray(); }