List of usage examples for java.awt GradientPaint GradientPaint
public GradientPaint(float x1, float y1, Color color1, float x2, float y2, Color color2)
From source file:com.bdb.weather.display.current.Barometer.java
private ChartViewer createChartElements(Pressure min, Pressure max) { Color backgroundDialColor = StageUtilities .toAwtColor(colorPrefs.getColorPref(ColorPreferences.GUAGE_DIAL_COLOR)); Paint backgroundPaint = new GradientPaint(0.0f, 0.0f, Color.LIGHT_GRAY, 100.0f, 0.0f, backgroundDialColor); DialBackground background = new DialBackground(backgroundPaint); plot.addLayer(background);/* w w w . j a v a 2 s.c o m*/ double dialTickIncrements = .2; switch (Pressure.getDefaultUnit()) { case IN_HG: dialTickIncrements = .2; break; case HECTO_PASCAL: case MILLIBAR: dialTickIncrements = 10.0; break; } scale = new StandardDialScale(min.get(), max.get(), 240.0, -300.0, dialTickIncrements, 10); scale.setTickLabelFont(scale.getTickLabelFont().deriveFont(14.0F).deriveFont(Font.PLAIN)); scale.setTickRadius(.9); scale.setTickLabelFormatter(Pressure.getDefaultFormatter()); scale.setTickLabelOffset(.25); scale.setTickLabelPaint( StageUtilities.toAwtColor(colorPrefs.getColorPref(ColorPreferences.GUAGE_SCALE_TEXT))); scale.setMajorTickPaint( StageUtilities.toAwtColor(colorPrefs.getColorPref(ColorPreferences.GUAGE_SCALE_TICK))); scale.setMinorTickPaint( StageUtilities.toAwtColor(colorPrefs.getColorPref(ColorPreferences.GUAGE_SCALE_TICK))); plot.addScale(0, scale); plot.setDialFrame(new StandardDialFrame()); DialValueIndicator valueInd = new DialValueIndicator(0); // // Set background and outline paint to be completely transparent so they do not show at all // valueInd.setBackgroundPaint(new Color(255, 255, 255, 0)); valueInd.setOutlinePaint(new Color(255, 255, 255, 0)); valueInd.setPaint(StageUtilities.toAwtColor(colorPrefs.getColorPref(ColorPreferences.GUAGE_VALUE))); valueInd.setNumberFormat(Pressure.getDefaultUnit().getFormatterWithUnit()); plot.addLayer(valueInd); double angle = valueInd.getAngle(); double radius = valueInd.getRadius(); trendAnnotation.setPaint(StageUtilities.toAwtColor(colorPrefs.getColorPref(ColorPreferences.GUAGE_VALUE))); trendAnnotation.setAngle(angle); trendAnnotation.setRadius(radius + .1); plot.addLayer(trendAnnotation); DialPointer.Pointer pointer = new DialPointer.Pointer(0); plot.addPointer(pointer); DialCap cap = new DialCap(); cap.setRadius(cap.getRadius() * 1.5); plot.setCap(cap); range = new StandardDialRange(0.0, 360.0, StageUtilities.toAwtColor(colorPrefs.getColorPref(ColorPreferences.GUAGE_VALUE_RANGE))); range.setInnerRadius(.40); range.setOuterRadius(.45); range.setScaleIndex(0); plot.addLayer(range); JFreeChart chart = new JFreeChart(plot); chart.setBackgroundPaint( StageUtilities.toAwtColor(colorPrefs.getColorPref(ColorPreferences.GUAGE_BACKGROUND))); ChartViewer chartViewer = new ChartViewer(chart); chartViewer.setMinHeight(200); chartViewer.setMinWidth(200); chartViewer.setMaxHeight(10000); chartViewer.setMaxWidth(10000); //chartViewer.setBorder(new BevelBorder(BevelBorder.RAISED)); return chartViewer; }
From source file:graficos.GraficoBarras.java
private static JFreeChart crearGrafico(CategoryDataset cjto_datos) { JFreeChart grafico = ChartFactory.createBarChart3D("Distribucin de Recursos", // Ttulo "Unidad de tiempo", // Ttulo eje x "Recurso", // Ttulo eje y cjto_datos, // Datos PlotOrientation.VERTICAL, // Orientacin true, // Incluir leyenda true, // Incluir tooltips false // Incluir URLs );//ww w . j a v a2 s .co m grafico.setBackgroundPaint(new Color(240, 240, 240)); grafico.getPlot().zoom(0.0); CategoryPlot ploter = (CategoryPlot) grafico.getPlot(); NumberAxis3D rangeAxis = (NumberAxis3D) ploter.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis3D.createIntegerTickUnits()); BarRenderer3D renderer = (BarRenderer3D) ploter.getRenderer(); renderer.setDrawBarOutline(false); GradientPaint gp0 = new GradientPaint(0.0f, 0.0f, Color.blue, 0.0f, 0.0f, new Color(0, 0, 64)); GradientPaint gp1 = new GradientPaint(0.0f, 0.0f, Color.green, 0.0f, 0.0f, new Color(0, 64, 0)); renderer.setSeriesPaint(0, gp0); renderer.setSeriesPaint(1, gp1); renderer.setItemMargin(0.0); CategoryAxis domainAxis = ploter.getDomainAxis(); domainAxis.setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(0.0)); return grafico; }
From source file:org.kalypso.ogc.sensor.diagview.jfreechart.ObservationChart.java
/** * Creates an ObservationChart//from ww w. j av a 2 s . c o m * * @param waitForSwing * when true, the events are handled synchonuously in onObsviewChanged(), this is usefull when you are * creating the diagram for non-gui purposes such as in the export-document-wizard: there you need to wait * for swing to be finished with updating/painting the diagram before doing the export, else you get strange * results */ public ObservationChart(final DiagView template, final boolean waitForSwing) throws SensorException { super(null, null, ChartFactory.createObservationPlot(template), false); setTitle(getTitle(template)); m_view = template; m_waitForSwing = waitForSwing; setLegendProperties(template.getLegendName(), template.isShowLegend()); // removed in this.dispose() m_view.addObsViewEventListener(this); // good for the eyes setBackgroundPaint(new GradientPaint(0, 0, Color.white, 0, 1000, new Color(168, 168, 255))); }
From source file:com.thingsfx.swing.jfreechart.JFreeChartPanel2.java
void initComponents() { // create the chart... JFreeChart chart = ChartFactory.createBarChart("JFreeChart is Definitely cool!", // chart title "Category", // domain axis label "Value", // range axis label createDataset(), // data PlotOrientation.VERTICAL, // orientation true, // include legend true, // tooltips? false // URLs? );/* w ww . j a va 2 s . co m*/ // NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART... // set the background color for the chart... chart.setBackgroundPaint(Color.white); // get a reference to the plot for further customisation... CategoryPlot plot = (CategoryPlot) chart.getPlot(); // ****************************************************************** // More than 150 demo applications are included with the JFreeChart // Developer Guide...for more information, see: // // > http://www.object-refinery.com/jfreechart/guide.html // // ****************************************************************** // set the range axis to display integers only... NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); // disable bar outlines... BarRenderer renderer = (BarRenderer) plot.getRenderer(); renderer.setDrawBarOutline(false); // set up gradient paints for series... GradientPaint gp0 = new GradientPaint(0.0f, 0.0f, Color.blue, 0.0f, 0.0f, new Color(0, 0, 64)); GradientPaint gp1 = new GradientPaint(0.0f, 0.0f, Color.green, 0.0f, 0.0f, new Color(0, 64, 0)); GradientPaint gp2 = new GradientPaint(0.0f, 0.0f, Color.red, 0.0f, 0.0f, new Color(64, 0, 0)); renderer.setSeriesPaint(0, gp0); renderer.setSeriesPaint(1, gp1); renderer.setSeriesPaint(2, gp2); CategoryAxis domainAxis = plot.getDomainAxis(); domainAxis.setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 6.0)); // OPTIONAL CUSTOMISATION COMPLETED. add(new ChartPanel(chart)); }
From source file:org.hammurapi.inspectors.metrics.reporting.LocCharts.java
private void customizeChartBars(JFreeChart chart) { // NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART... // set the background color for the chart... chart.setBackgroundPaint(new Color(0xBBBBDD)); // get a reference to the plot for further customisation... XYPlot plot = chart.getXYPlot();/* ww w . j a v a2 s. co m*/ // set the range axis to display integers only... NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); // disable bar outlines... XYItemRenderer renderer = (XYItemRenderer) plot.getRenderer(); // renderer.ssetDrawBarOutline(false); GradientPaint gp1 = new GradientPaint(0.0f, 0.0f, Color.green, 0.0f, 0.0f, Color.lightGray); GradientPaint gp2 = new GradientPaint(0.0f, 0.0f, Color.red, 0.0f, 0.0f, Color.lightGray); renderer.setSeriesPaint(0, gp1); renderer.setSeriesPaint(1, gp2); ValueAxis domainAxis = plot.getDomainAxis(); //domainAxis.setCategoryLabelPositions(CategoryLabelPositions.UP_90); //domainAxis.setMaxCategoryLabelWidthRatio(5.0f); // OPTIONAL CUSTOMISATION COMPLETED. }
From source file:org.madsonic.controller.StatusChartController.java
public synchronized ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws Exception { String type = request.getParameter("type"); int index = Integer.parseInt(request.getParameter("index")); List<TransferStatus> statuses = Collections.emptyList(); if ("stream".equals(type)) { statuses = statusService.getAllStreamStatuses(); } else if ("download".equals(type)) { statuses = statusService.getAllDownloadStatuses(); } else if ("upload".equals(type)) { statuses = statusService.getAllUploadStatuses(); }//from w ww . ja v a2 s. co m if (index < 0 || index >= statuses.size()) { return null; } TransferStatus status = statuses.get(index); TimeSeries series = new TimeSeries("Kbps", Millisecond.class); TransferStatus.SampleHistory history = status.getHistory(); long to = System.currentTimeMillis(); long from = to - status.getHistoryLengthMillis(); Range range = new DateRange(from, to); if (!history.isEmpty()) { TransferStatus.Sample previous = history.get(0); for (int i = 1; i < history.size(); i++) { TransferStatus.Sample sample = history.get(i); long elapsedTimeMilis = sample.getTimestamp() - previous.getTimestamp(); long bytesStreamed = Math.max(0L, sample.getBytesTransfered() - previous.getBytesTransfered()); double kbps = (8.0 * bytesStreamed / 1024.0) / (elapsedTimeMilis / 1000.0); series.addOrUpdate(new Millisecond(new Date(sample.getTimestamp())), kbps); previous = sample; } } // Compute moving average. series = MovingAverage.createMovingAverage(series, "Kbps", 20000, 5000); // Find min and max values. double min = 100; double max = 250; for (Object obj : series.getItems()) { TimeSeriesDataItem item = (TimeSeriesDataItem) obj; double value = item.getValue().doubleValue(); if (item.getPeriod().getFirstMillisecond() > from) { min = Math.min(min, value); max = Math.max(max, value); } } // Add 10% to max value. max *= 1.1D; // Subtract 10% from min value. min *= 0.9D; TimeSeriesCollection dataset = new TimeSeriesCollection(); dataset.addSeries(series); JFreeChart chart = ChartFactory.createTimeSeriesChart(null, null, null, dataset, false, false, false); XYPlot plot = (XYPlot) chart.getPlot(); plot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_RIGHT); Paint background = new GradientPaint(0, 0, Color.lightGray, 0, IMAGE_HEIGHT, Color.white); plot.setBackgroundPaint(background); XYItemRenderer renderer = plot.getRendererForDataset(dataset); renderer.setSeriesPaint(0, Color.gray.darker()); renderer.setSeriesStroke(0, new BasicStroke(2f)); // Set theme-specific colors. Color bgColor = getBackground(request); Color fgColor = getForeground(request); chart.setBackgroundPaint(bgColor); ValueAxis domainAxis = plot.getDomainAxis(); domainAxis.setRange(range); domainAxis.setTickLabelPaint(fgColor); domainAxis.setTickMarkPaint(fgColor); domainAxis.setAxisLinePaint(fgColor); ValueAxis rangeAxis = plot.getRangeAxis(); rangeAxis.setRange(new Range(min, max)); rangeAxis.setTickLabelPaint(fgColor); rangeAxis.setTickMarkPaint(fgColor); rangeAxis.setAxisLinePaint(fgColor); ChartUtilities.writeChartAsPNG(response.getOutputStream(), chart, IMAGE_WIDTH, IMAGE_HEIGHT); return null; }
From source file:net.sourceforge.subsonic.controller.StatusChartController.java
public synchronized ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws Exception { String type = request.getParameter("type"); int index = Integer.parseInt(request.getParameter("index")); List<TransferStatus> statuses = Collections.emptyList(); if ("stream".equals(type)) { statuses = statusService.getAllStreamStatuses(); } else if ("download".equals(type)) { statuses = statusService.getAllDownloadStatuses(); } else if ("upload".equals(type)) { statuses = statusService.getAllUploadStatuses(); }//from ww w .j a va2 s .c om if (index < 0 || index >= statuses.size()) { return null; } TransferStatus status = statuses.get(index); TimeSeries series = new TimeSeries("Kbps", Millisecond.class); TransferStatus.SampleHistory history = status.getHistory(); long to = System.currentTimeMillis(); long from = to - status.getHistoryLengthMillis(); Range range = new DateRange(from, to); if (!history.isEmpty()) { TransferStatus.Sample previous = history.get(0); for (int i = 1; i < history.size(); i++) { TransferStatus.Sample sample = history.get(i); long elapsedTimeMilis = sample.getTimestamp() - previous.getTimestamp(); long bytesStreamed = Math.max(0L, sample.getBytesTransfered() - previous.getBytesTransfered()); double kbps = (8.0 * bytesStreamed / 1024.0) / (elapsedTimeMilis / 1000.0); series.addOrUpdate(new Millisecond(new Date(sample.getTimestamp())), kbps); previous = sample; } } // Compute moving average. series = MovingAverage.createMovingAverage(series, "Kbps", 20000, 5000); // Find min and max values. double min = 100; double max = 250; for (Object obj : series.getItems()) { TimeSeriesDataItem item = (TimeSeriesDataItem) obj; double value = item.getValue().doubleValue(); if (item.getPeriod().getFirstMillisecond() > from) { min = Math.min(min, value); max = Math.max(max, value); } } // Add 10% to max value. max *= 1.1D; // Subtract 10% from min value. min *= 0.9D; TimeSeriesCollection dataset = new TimeSeriesCollection(); dataset.addSeries(series); JFreeChart chart = ChartFactory.createTimeSeriesChart(null, null, null, dataset, false, false, false); XYPlot plot = (XYPlot) chart.getPlot(); plot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_RIGHT); Paint background = new GradientPaint(0, 0, Color.lightGray, 0, IMAGE_HEIGHT, Color.white); plot.setBackgroundPaint(background); XYItemRenderer renderer = plot.getRendererForDataset(dataset); renderer.setSeriesPaint(0, Color.blue.darker()); renderer.setSeriesStroke(0, new BasicStroke(2f)); // Set theme-specific colors. Color bgColor = getBackground(request); Color fgColor = getForeground(request); chart.setBackgroundPaint(bgColor); ValueAxis domainAxis = plot.getDomainAxis(); domainAxis.setRange(range); domainAxis.setTickLabelPaint(fgColor); domainAxis.setTickMarkPaint(fgColor); domainAxis.setAxisLinePaint(fgColor); ValueAxis rangeAxis = plot.getRangeAxis(); rangeAxis.setRange(new Range(min, max)); rangeAxis.setTickLabelPaint(fgColor); rangeAxis.setTickMarkPaint(fgColor); rangeAxis.setAxisLinePaint(fgColor); ChartUtilities.writeChartAsPNG(response.getOutputStream(), chart, IMAGE_WIDTH, IMAGE_HEIGHT); return null; }
From source file:com.modeln.build.ctrl.charts.CMnPatchCountChart.java
/** * Create a chart representing the number patches grouped by time interval. * The data passed in the hashtable is a list of the time intervals and * the value is the number of patch requests for each interval. * * @param data Hashtable cnotaining the time intervals and corresponding counts * @param label Count label/*from w ww.java 2 s .c o m*/ * * @return Bar chart representing the interval and count information */ public static final JFreeChart getPatchesByIntervalChart(Hashtable<CMnTimeInterval, Integer> data, String label) { JFreeChart chart = null; String title = "Patches per " + label; String nameLabel = label; String valueLabel = "Patches"; // Sort the data by date Vector<CMnTimeInterval> intervals = new Vector<CMnTimeInterval>(); Enumeration intervalList = data.keys(); while (intervalList.hasMoreElements()) { intervals.add((CMnTimeInterval) intervalList.nextElement()); } Collections.sort(intervals); // Populate the dataset with data DefaultCategoryDataset dataset = new DefaultCategoryDataset(); Iterator keyIter = intervals.iterator(); while (keyIter.hasNext()) { CMnTimeInterval interval = (CMnTimeInterval) keyIter.next(); Integer value = data.get(interval); dataset.addValue(value, valueLabel, interval.getName()); } // Create the chart chart = ChartFactory.createBarChart(title, /*title*/ nameLabel, /*categoryAxisLabel*/ valueLabel, /*valueAxisLabel*/ dataset, /*dataset*/ PlotOrientation.VERTICAL, /*orientation*/ false, /*legend*/ false, /*tooltips*/ false /*urls*/ ); // get a reference to the plot for further customization... CategoryPlot plot = (CategoryPlot) chart.getPlot(); //chartFormatter.formatMetricChart(plot, "min"); // Set the chart colors plot.setBackgroundPaint(Color.white); plot.setDomainGridlinePaint(Color.lightGray); plot.setRangeGridlinePaint(Color.lightGray); // set the range axis to display integers only... NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); // disable bar outlines... BarRenderer renderer = (BarRenderer) plot.getRenderer(); renderer.setDrawBarOutline(false); renderer.setShadowVisible(false); final GradientPaint gp = new GradientPaint(0.0f, 0.0f, Color.blue, 0.0f, 0.0f, Color.blue); renderer.setSeriesPaint(0, gp); // Set the label orientation CategoryAxis domainAxis = plot.getDomainAxis(); domainAxis.setCategoryLabelPositions(CategoryLabelPositions.UP_45); return chart; }
From source file:graphs.LimitsGraphs.java
/** * Creates a sample chart.// w ww .j a va 2 s. c om * * @param dataset the dataset. * * @return The chart. */ private JFreeChart createChart(final CategoryDataset dataset) { // create the chart... final JFreeChart chart = ChartFactory.createBarChart("Limits ..", // chart title "Metric", // domain axis label "Value", // range axis label dataset, // data PlotOrientation.VERTICAL, // orientation true, // include legend true, // tooltips? false // URLs? ); // NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART... // set the background color for the chart... chart.setBackgroundPaint(Color.white); // get a reference to the plot for further customisation... final CategoryPlot plot = chart.getCategoryPlot(); plot.setBackgroundPaint(Color.lightGray); plot.setDomainGridlinePaint(Color.white); plot.setRangeGridlinePaint(Color.white); // set the range axis to display integers only... final NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); // disable bar outlines... final BarRenderer renderer = (BarRenderer) plot.getRenderer(); renderer.setDrawBarOutline(false); // set up gradient paints for series... final GradientPaint gp0 = new GradientPaint(0.0f, 0.0f, Color.blue, 0.0f, 0.0f, Color.lightGray); final GradientPaint gp1 = new GradientPaint(0.0f, 0.0f, Color.green, 0.0f, 0.0f, Color.lightGray); final GradientPaint gp2 = new GradientPaint(0.0f, 0.0f, Color.red, 0.0f, 0.0f, Color.lightGray); renderer.setSeriesPaint(0, gp0); renderer.setSeriesPaint(1, gp1); renderer.setSeriesPaint(2, gp2); final CategoryAxis domainAxis = plot.getDomainAxis(); domainAxis.setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 6.0)); // OPTIONAL CUSTOMISATION COMPLETED. return chart; }
From source file:org.jfree.chart.demo.MouseOverDemo1.java
private static JFreeChart createChart(CategoryDataset categorydataset) { JFreeChart jfreechart = ChartFactory.createBarChart("Mouseover Demo 1", "Category", "Value", categorydataset, PlotOrientation.VERTICAL, true, true, false); CategoryPlot categoryplot = (CategoryPlot) jfreechart.getPlot(); categoryplot.setDomainGridlinesVisible(true); NumberAxis numberaxis = (NumberAxis) categoryplot.getRangeAxis(); numberaxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); MyBarRenderer mybarrenderer = new MyBarRenderer(); mybarrenderer.setDrawBarOutline(true); categoryplot.setRenderer(mybarrenderer); ChartUtilities.applyCurrentTheme(jfreechart); GradientPaint gradientpaint = new GradientPaint(0.0F, 0.0F, Color.blue, 0.0F, 0.0F, new Color(0, 0, 64)); GradientPaint gradientpaint1 = new GradientPaint(0.0F, 0.0F, Color.green, 0.0F, 0.0F, new Color(0, 64, 0)); GradientPaint gradientpaint2 = new GradientPaint(0.0F, 0.0F, Color.red, 0.0F, 0.0F, new Color(64, 0, 0)); mybarrenderer.setSeriesPaint(0, gradientpaint); mybarrenderer.setSeriesPaint(1, gradientpaint1); mybarrenderer.setSeriesPaint(2, gradientpaint2); return jfreechart; }