List of usage examples for org.jfree.data.time Minute getFirstMillisecond
@Override public long getFirstMillisecond()
From source file:org.jfree.chart.demo.RelativeDateFormatDemo1.java
private static JFreeChart createChart(XYDataset xydataset) { JFreeChart jfreechart = ChartFactory.createTimeSeriesChart("Exercise Chart", "Elapsed Time", "Beats Per Minute", xydataset, true, true, false); jfreechart.setBackgroundPaint(Color.white); XYPlot xyplot = (XYPlot) jfreechart.getPlot(); xyplot.setBackgroundPaint(Color.lightGray); xyplot.setDomainGridlinePaint(Color.white); xyplot.setRangeGridlinePaint(Color.white); xyplot.setAxisOffset(new RectangleInsets(5D, 5D, 5D, 5D)); xyplot.setDomainCrosshairVisible(true); xyplot.setRangeCrosshairVisible(true); org.jfree.chart.renderer.xy.XYItemRenderer xyitemrenderer = xyplot.getRenderer(); if (xyitemrenderer instanceof XYLineAndShapeRenderer) { XYLineAndShapeRenderer xylineandshaperenderer = (XYLineAndShapeRenderer) xyitemrenderer; xylineandshaperenderer.setBaseShapesVisible(true); xylineandshaperenderer.setBaseShapesFilled(true); }/*from w w w . j ava 2 s .co m*/ DateAxis dateaxis = (DateAxis) xyplot.getDomainAxis(); Minute minute = new Minute(0, 9, 1, 10, 2006); RelativeDateFormat relativedateformat = new RelativeDateFormat(minute.getFirstMillisecond()); relativedateformat.setSecondFormatter(new DecimalFormat("00")); dateaxis.setDateFormatOverride(relativedateformat); return jfreechart; }
From source file:net.commerce.zocalo.freechart.ChartTest.java
private static OHLCDataset createOHLCDataSet(Minute now) { OHLCDataItem item1 = new OHLCDataItem(new Date(now.getFirstMillisecond()), .34, .40, .22, .22, 5); OHLCDataItem item2 = new OHLCDataItem(new Date(now.getFirstMillisecond() + (1000 * 5)), .22, .35, .21, .31, 54);//from www. ja v a 2 s .co m OHLCDataItem item3 = new OHLCDataItem(new Date(now.getFirstMillisecond() + (1000 * 12)), .31, .35, .30, .34, 4); OHLCDataItem item4 = new OHLCDataItem(new Date(now.getFirstMillisecond() + (1000 * 18)), .34, .43, .32, .41, 8); OHLCDataItem item5 = new OHLCDataItem(new Date(now.getFirstMillisecond() + (1000 * 35)), .41, .41, .20, .21, 14); OHLCDataItem item6 = new OHLCDataItem(new Date(now.getFirstMillisecond() + (1000 * 42)), .21, .40, .21, .40, 14); OHLCDataItem item7 = new OHLCDataItem(new Date(now.getFirstMillisecond() + (1000 * 54)), .40, .53, .40, .52, 14); OHLCDataItem[] items = { item1, item2, item3, item4, item5, item6, item7 }; return new DefaultOHLCDataset(new Comparable() { public int compareTo(Object object) { return 1; } }, items); }
From source file:org.jfree.chart.demo.MarkerDemo1.java
/** * Creates a sample chart.//www . j a va 2 s. com * * @param data the sample data. * * @return A configured chart. */ private JFreeChart createChart(final XYDataset data) { final JFreeChart chart = ChartFactory.createScatterPlot("Marker Demo 1", "X", "Y", data, PlotOrientation.VERTICAL, true, true, false); // chart.getLegend().setAnchor(Legend.EAST); // customise... final XYPlot plot = chart.getXYPlot(); plot.getRenderer().setToolTipGenerator(StandardXYToolTipGenerator.getTimeSeriesInstance()); // set axis margins to allow space for marker labels... final DateAxis domainAxis = new DateAxis("Time"); domainAxis.setUpperMargin(0.50); plot.setDomainAxis(domainAxis); final ValueAxis rangeAxis = plot.getRangeAxis(); rangeAxis.setUpperMargin(0.30); rangeAxis.setLowerMargin(0.50); // add a labelled marker for the bid start price... final Marker start = new ValueMarker(200.0); start.setPaint(Color.green); start.setLabel("Bid Start Price"); start.setLabelAnchor(RectangleAnchor.BOTTOM_RIGHT); start.setLabelTextAnchor(TextAnchor.TOP_RIGHT); plot.addRangeMarker(start); // add a labelled marker for the target price... final Marker target = new ValueMarker(175.0); target.setPaint(Color.red); target.setLabel("Target Price"); target.setLabelAnchor(RectangleAnchor.TOP_RIGHT); target.setLabelTextAnchor(TextAnchor.BOTTOM_RIGHT); plot.addRangeMarker(target); // add a labelled marker for the original closing time... final Hour hour = new Hour(2, new Day(22, 5, 2003)); double millis = hour.getFirstMillisecond(); final Marker originalEnd = new ValueMarker(millis); originalEnd.setPaint(Color.orange); originalEnd.setLabel("Original Close (02:00)"); originalEnd.setLabelAnchor(RectangleAnchor.TOP_LEFT); originalEnd.setLabelTextAnchor(TextAnchor.TOP_RIGHT); plot.addDomainMarker(originalEnd); // add a labelled marker for the current closing time... final Minute min = new Minute(15, hour); millis = min.getFirstMillisecond(); final Marker currentEnd = new ValueMarker(millis); currentEnd.setPaint(Color.red); currentEnd.setLabel("Close Date (02:15)"); currentEnd.setLabelAnchor(RectangleAnchor.TOP_RIGHT); currentEnd.setLabelTextAnchor(TextAnchor.TOP_LEFT); plot.addDomainMarker(currentEnd); // **************************************************************************** // * JFREECHART DEVELOPER GUIDE * // * The JFreeChart Developer Guide, written by David Gilbert, is available * // * to purchase from Object Refinery Limited: * // * * // * http://www.object-refinery.com/jfreechart/guide.html * // * * // * Sales are used to provide funding for the JFreeChart project - please * // * support us so that we can continue developing free software. * // **************************************************************************** // label the best bid with an arrow and label... final Hour h = new Hour(2, new Day(22, 5, 2003)); final Minute m = new Minute(10, h); millis = m.getFirstMillisecond(); final CircleDrawer cd = new CircleDrawer(Color.red, new BasicStroke(1.0f), null); final XYAnnotation bestBid = new XYDrawableAnnotation(millis, 163.0, 11, 11, cd); plot.addAnnotation(bestBid); final XYPointerAnnotation pointer = new XYPointerAnnotation("Best Bid", millis, 163.0, 3.0 * Math.PI / 4.0); pointer.setBaseRadius(35.0); pointer.setTipRadius(10.0); pointer.setFont(new Font("SansSerif", Font.PLAIN, 9)); pointer.setPaint(Color.blue); pointer.setTextAnchor(TextAnchor.HALF_ASCENT_RIGHT); plot.addAnnotation(pointer); return chart; }
From source file:org.jfree.data.time.MinuteTest.java
/** * Some checks for the getFirstMillisecond() method. *//* w w w . j a va 2s . c o m*/ @Test public void testGetFirstMillisecond() { Locale saved = Locale.getDefault(); Locale.setDefault(Locale.UK); TimeZone savedZone = TimeZone.getDefault(); TimeZone.setDefault(TimeZone.getTimeZone("Europe/London")); Minute m = new Minute(43, 15, 1, 4, 2006); assertEquals(1143902580000L, m.getFirstMillisecond()); Locale.setDefault(saved); TimeZone.setDefault(savedZone); }
From source file:org.jfree.data.time.junit.MinuteTest.java
/** * Some checks for the getFirstMillisecond() method. *///from ww w.j a v a 2 s .c om public void testGetFirstMillisecond() { Locale saved = Locale.getDefault(); Locale.setDefault(Locale.UK); TimeZone savedZone = TimeZone.getDefault(); TimeZone.setDefault(TimeZone.getTimeZone("Europe/London")); Minute m = new Minute(43, 15, 1, 4, 2006); assertEquals(1143902580000L, m.getFirstMillisecond()); Locale.setDefault(saved); TimeZone.setDefault(savedZone); }
From source file:org.jfree.chart.demo.DifferenceChartDemo2.java
/** * A utility method for creating a value based on a time. * * @param hour the hour.//from w w w.ja v a2 s .co m * @param min the minute. * * @return a value. */ private Long time(final int hour, final int min) { final Minute m = new Minute(min, hour, 1, 1, 1970); return new Long(m.getFirstMillisecond()); }
From source file:nu.nethome.home.items.web.GraphServlet.java
/** * This is the main enterence point of the class. This is called when a http request is * routed to this servlet.//from w w w . j a v a 2 s. c o m */ public void service(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException { ServletOutputStream p = res.getOutputStream(); Date startTime = null; Date stopTime = null; // Analyse arguments String fileName = req.getParameter("file"); if (fileName != null) fileName = getFullFileName(fromURL(fileName)); String startTimeString = req.getParameter("start"); String stopTimeString = req.getParameter("stop"); try { if (startTimeString != null) { startTime = m_Format.parse(startTimeString); } if (stopTimeString != null) { stopTime = m_Format.parse(stopTimeString); } } catch (ParseException e1) { e1.printStackTrace(); } String look = req.getParameter("look"); if (look == null) look = ""; TimeSeries timeSeries = new TimeSeries("Data", Minute.class); // Calculate time window Calendar cal = Calendar.getInstance(); Date currentTime = cal.getTime(); cal.set(Calendar.HOUR_OF_DAY, 0); cal.set(Calendar.MINUTE, 0); cal.set(Calendar.SECOND, 0); Date startOfDay = cal.getTime(); cal.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY); Date startOfWeek = cal.getTime(); cal.set(Calendar.DAY_OF_MONTH, 1); Date startOfMonth = cal.getTime(); cal.set(Calendar.MONTH, Calendar.JANUARY); Date startOfYear = cal.getTime(); // if (startTime == null) startTime = startOfWeek; if (stopTime == null) stopTime = currentTime; if (startTime == null) startTime = new Date(stopTime.getTime() - 1000L * 60L * 60L * 24L * 2L); try { // Open the data file File logFile = new File(fileName); Scanner fileScanner = new Scanner(logFile); Long startTimeMs = startTime.getTime(); Long month = 1000L * 60L * 60L * 24L * 30L; boolean doOptimize = true; boolean justOptimized = false; try { while (fileScanner.hasNext()) { try { // Get next log entry String line = fileScanner.nextLine(); if (line.length() > 21) { // Adapt the time format String minuteTime = line.substring(0, 16).replace('.', '-'); // Parse the time stamp Minute min = Minute.parseMinute(minuteTime); // Ok, this is an ugly optimization. If the current time position in the file // is more than a month (30 days) ahead of the start of the time window, we // quick read two weeks worth of data, assuming that there is 4 samples per hour. // This may lead to scanning past start of window if there are holes in the data // series. if (doOptimize && ((startTimeMs - min.getFirstMillisecond()) > month)) { for (int i = 0; (i < (24 * 4 * 14)) && fileScanner.hasNext(); i++) { fileScanner.nextLine(); } justOptimized = true; continue; } // Detect if we have scanned past the window start position just after an optimization scan. // If this is the case it may be because of the optimization. In that case we have to switch // optimization off and start over. if ((min.getFirstMillisecond() > startTimeMs) && doOptimize && justOptimized) { logFile = new File(fileName); fileScanner = new Scanner(logFile); doOptimize = false; continue; } justOptimized = false; // Check if value is within time window if ((min.getFirstMillisecond() > startTimeMs) && (min.getFirstMillisecond() < stopTime.getTime())) { // Parse the value double value = Double.parseDouble((line.substring(20)).replace(',', '.')); // Add the entry timeSeries.add(min, value); doOptimize = false; } } } catch (SeriesException se) { // Bad entry, for example due to duplicates at daylight saving time switch } catch (NumberFormatException nfe) { // Bad number format in a line, try to continue } } } catch (Exception e) { System.out.println(e.toString()); } finally { fileScanner.close(); } } catch (FileNotFoundException f) { System.out.println(f.toString()); } // Create a collection for plotting TimeSeriesCollection data = new TimeSeriesCollection(); data.addSeries(timeSeries); JFreeChart chart; int xSize = 750; int ySize = 450; // Customize colors and look of the Graph. if (look.equals("mobtemp")) { // Look for the mobile GUI chart = ChartFactory.createTimeSeriesChart(null, null, null, data, false, false, false); XYPlot plot = chart.getXYPlot(); ValueAxis timeAxis = plot.getDomainAxis(); timeAxis.setAxisLineVisible(false); ValueAxis valueAxis = plot.getRangeAxis(0); valueAxis.setAxisLineVisible(false); xSize = 175; ySize = 180; } else { // Create a Chart with time range as heading SimpleDateFormat localFormat = new SimpleDateFormat(); String heading = localFormat.format(startTime) + " - " + localFormat.format(stopTime); chart = ChartFactory.createTimeSeriesChart(heading, null, null, data, false, false, false); Paint background = new Color(0x9D8140); chart.setBackgroundPaint(background); TextTitle title = chart.getTitle(); // fix title Font titleFont = title.getFont(); titleFont = titleFont.deriveFont(Font.PLAIN, (float) 14.0); title.setFont(titleFont); title.setPaint(Color.darkGray); XYPlot plot = chart.getXYPlot(); plot.setBackgroundPaint(background); plot.setDomainGridlinePaint(Color.darkGray); ValueAxis timeAxis = plot.getDomainAxis(); timeAxis.setAxisLineVisible(false); ValueAxis valueAxis = plot.getRangeAxis(0); valueAxis.setAxisLineVisible(false); plot.setRangeGridlinePaint(Color.darkGray); XYItemRenderer renderer = plot.getRenderer(0); renderer.setSeriesPaint(0, Color.darkGray); xSize = 750; ySize = 450; } try { res.setContentType("image/png"); res.setHeader("Cache-Control", "no-store, no-cache, must-revalidate, post-check=0, pre-check=0"); res.setHeader("Pragma", "no-cache"); res.setStatus(HttpServletResponse.SC_OK); ChartUtilities.writeChartAsPNG(p, chart, xSize, ySize); } catch (IOException e) { System.err.println("Problem occurred creating chart."); } p.flush(); p.close(); return; }