/**
* Creates the histogram chart.
*
* @param exampleSet
* @return
*/
private JFreeChart createHistogramChart(final ExampleSet exampleSet) {
JFreeChart chart =
ChartFactory.createHistogram(
null,
null,
null,
createHistogramDataset(exampleSet),
PlotOrientation.VERTICAL,
false,
false,
false);
AbstractAttributeStatisticsModel.setDefaultChartFonts(chart);
chart.setBackgroundPaint(null);
chart.setBackgroundImageAlpha(0.0f);
XYPlot plot = (XYPlot) chart.getPlot();
plot.setRangeGridlinesVisible(false);
plot.setDomainGridlinesVisible(false);
plot.setOutlineVisible(false);
plot.setRangeZeroBaselineVisible(false);
plot.setDomainZeroBaselineVisible(false);
plot.getDomainAxis().setTickLabelsVisible(false);
plot.setBackgroundPaint(COLOR_INVISIBLE);
plot.setBackgroundImageAlpha(0.0f);
XYBarRenderer renderer = (XYBarRenderer) plot.getRenderer();
renderer.setSeriesPaint(0, AttributeGuiTools.getColorForValueType(Ontology.DATE_TIME));
renderer.setBarPainter(new StandardXYBarPainter());
renderer.setDrawBarOutline(true);
renderer.setShadowVisible(false);
return chart;
}
private static void configureXYBarRenderer(
XYBarRenderer renderer, ValueSource valueSource, PlotInstance plotInstance) {
StandardXYBarPainter barPainter = new StandardXYBarPainter();
renderer.setBarPainter(barPainter);
renderer.setGradientPaintTransformer(null);
SeriesFormat seriesFormat = valueSource.getSeriesFormat();
DimensionConfig domainConfig = valueSource.getDomainConfig();
ValueSourceData valueSourceData = plotInstance.getPlotData().getValueSourceData(valueSource);
int seriesCount;
if (valueSourceData != null) {
seriesCount = valueSourceData.getSeriesCount();
} else {
seriesCount = 0;
}
DimensionConfig colorDimensionConfig =
plotInstance.getCurrentPlotConfigurationClone().getDimensionConfig(PlotDimension.COLOR);
// don't need shapeDimensionConfig, since the shape can't be represented for bars.
// Loop all series and set series format.
// Format based on dimension configs will be set later on in initFormatDelegate().
for (int seriesIdx = 0; seriesIdx < seriesCount; ++seriesIdx) {
// configure series paint if necessary
if (!SeriesFormat.calculateIndividualFormatForEachItem(domainConfig, colorDimensionConfig)) {
renderer.setSeriesPaint(seriesIdx, seriesFormat.getAreaFillPaint());
}
// configure general style of the bars
renderer.setShadowVisible(false);
renderer.setSeriesOutlinePaint(seriesIdx, PlotConfiguration.DEFAULT_SERIES_OUTLINE_PAINT);
}
renderer.setDrawBarOutline(true);
}
private void createUI() {
dataset = new XIntervalSeriesCollection();
chart =
ChartFactory.createHistogram(
CHART_TITLE,
"Values",
"Frequency in #pixels",
dataset,
PlotOrientation.VERTICAL,
false, // Legend?
true, // tooltips
false // url
);
final XYPlot xyPlot = chart.getXYPlot();
xyPlot.setDomainZeroBaselineStroke(new BasicStroke(0.2f));
final XYBarRenderer renderer = (XYBarRenderer) xyPlot.getRenderer();
renderer.setDrawBarOutline(false);
renderer.setShadowVisible(false);
renderer.setShadowYOffset(-4.0);
renderer.setBaseToolTipGenerator(new XYPlotToolTipGenerator());
renderer.setBarPainter(new StandardXYBarPainter());
renderer.setSeriesPaint(0, new Color(0, 0, 200));
createUI(createChartPanel(chart), createOptionsPanel(), bindingContext);
isInitialized = true;
final Binding minBinding = xAxisRangeControl.getBindingContext().getBinding("min");
final double min = (Double) minBinding.getPropertyValue();
final Binding maxBinding = xAxisRangeControl.getBindingContext().getBinding("max");
final double max = (Double) maxBinding.getPropertyValue();
if (!histogramComputing && min > max) {
minBinding.setPropertyValue(max);
maxBinding.setPropertyValue(min);
}
updateXAxis();
}
/**
* Creates an overlaid chart.
*
* @return The chart.
*/
private static JFreeChart createCombinedChart() {
// create plot ...
IntervalXYDataset data1 = createDataset1();
XYItemRenderer renderer1 = new XYLineAndShapeRenderer(true, false);
renderer1.setBaseToolTipGenerator(
new StandardXYToolTipGenerator(
StandardXYToolTipGenerator.DEFAULT_TOOL_TIP_FORMAT,
new SimpleDateFormat("d-MMM-yyyy"),
new DecimalFormat("0.00")));
renderer1.setSeriesStroke(
0, new BasicStroke(4.0f, BasicStroke.CAP_ROUND, BasicStroke.JOIN_BEVEL));
renderer1.setSeriesPaint(0, Color.blue);
DateAxis domainAxis = new DateAxis("Year");
domainAxis.setLowerMargin(0.0);
domainAxis.setUpperMargin(0.02);
ValueAxis rangeAxis = new NumberAxis("$billion");
XYPlot plot1 = new XYPlot(data1, null, rangeAxis, renderer1);
plot1.setBackgroundPaint(Color.lightGray);
plot1.setDomainGridlinePaint(Color.white);
plot1.setRangeGridlinePaint(Color.white);
// add a second dataset and renderer...
IntervalXYDataset data2 = createDataset2();
XYBarRenderer renderer2 =
new XYBarRenderer() {
public Paint getItemPaint(int series, int item) {
XYDataset dataset = getPlot().getDataset();
if (dataset.getYValue(series, item) >= 0.0) {
return Color.red;
} else {
return Color.green;
}
}
};
renderer2.setSeriesPaint(0, Color.red);
renderer2.setDrawBarOutline(false);
renderer2.setBaseToolTipGenerator(
new StandardXYToolTipGenerator(
StandardXYToolTipGenerator.DEFAULT_TOOL_TIP_FORMAT,
new SimpleDateFormat("d-MMM-yyyy"),
new DecimalFormat("0.00")));
XYPlot plot2 = new XYPlot(data2, null, new NumberAxis("$billion"), renderer2);
plot2.setBackgroundPaint(Color.lightGray);
plot2.setDomainGridlinePaint(Color.white);
plot2.setRangeGridlinePaint(Color.white);
CombinedDomainXYPlot cplot = new CombinedDomainXYPlot(domainAxis);
cplot.add(plot1, 3);
cplot.add(plot2, 2);
cplot.setGap(8.0);
cplot.setDomainGridlinePaint(Color.white);
cplot.setDomainGridlinesVisible(true);
cplot.setDomainPannable(true);
// return a new chart containing the overlaid plot...
JFreeChart chart =
new JFreeChart("United States Public Debt", JFreeChart.DEFAULT_TITLE_FONT, cplot, false);
TextTitle source =
new TextTitle(
"Source: http://www.publicdebt.treas.gov/opd/opdhisms.htm",
new Font("Dialog", Font.PLAIN, 10));
source.setPosition(RectangleEdge.BOTTOM);
source.setHorizontalAlignment(HorizontalAlignment.RIGHT);
chart.addSubtitle(source);
LegendTitle legend = new LegendTitle(cplot);
chart.addSubtitle(legend);
ChartUtilities.applyCurrentTheme(chart);
renderer2.setBarPainter(new StandardXYBarPainter());
renderer2.setShadowVisible(false);
return chart;
}
public SensorWidget(
final Composite parent,
final int style,
final Measurements<T> totals,
final Measurements<T>... parts) {
super(parent, style);
this.totals = totals;
setLayout(new GridLayout(1, false));
setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
TimeTableXYDataset dataset = new TimeTableXYDataset();
XYBarRenderer renderer = new StackedXYBarRenderer(0.0);
renderer.setBarPainter(new StandardXYBarPainter());
renderer.setDrawBarOutline(false);
renderer.setShadowVisible(false);
if (parts == null || parts.length == 0) {
renderer.setSeriesPaint(0, Color.green);
}
XYPlot plot = new XYPlot(dataset, new DateAxis("Time"), new NumberAxis("Count"), renderer);
plot.getDomainAxis().setLowerMargin(0.0);
plot.getDomainAxis().setUpperMargin(0.0);
plot.getRangeAxis().setLabel(null);
plot.getDomainAxis().setLabel(null);
JFreeChart realChart = new JFreeChart(plot);
realChart.setTitle((String) null);
chart = new ChartComposite(this, SWT.NONE, realChart, true);
chart.setLayoutData(new GridData(300, 180));
final Composite labels = new Composite(this, SWT.NONE);
labels.setLayout(new GridLayout(5, false));
final Label totalLabel = new Label(labels, SWT.NONE);
totalLabel.setText(totals.getName());
total = new Label(labels, SWT.BOLD);
final FontData[] fd = total.getFont().getFontData();
fd[0].setStyle(SWT.BOLD);
total.setFont(new Font(getDisplay(), fd));
totalMin = new Label(labels, SWT.NONE);
totalMax = new Label(labels, SWT.NONE);
totalAvg = new Label(labels, SWT.NONE);
if (parts != null && parts.length > 0) {
for (Measurements<T> part : parts) {
final Label label = new Label(labels, SWT.NONE);
label.setText(part.getName());
final Label valueLabel = new Label(labels, SWT.BOLD);
valueLabel.setFont(new Font(getDisplay(), fd));
this.parts.put(
part.getName(),
new MeasurementsDisplay<T>(
part,
valueLabel,
new Label(labels, SWT.NONE),
new Label(labels, SWT.NONE),
new Label(labels, SWT.NONE)));
}
}
}