/**
* Creates a chart.
*
* @param dataset the dataset.
* @return a chart.
*/
AFreeChart createChart(XYDataset dataset) {
AFreeChart chart =
ChartFactory.createTimeSeriesChart(
"Heart Data Report", // title
"heart data", // (red-systolic,blue-diastolic,green-heart-rate)", // x-axis
// label
"value", // y-axis label
dataset, // data
true, // create legend?
true,
false // generate URLs?
);
chart.setBackgroundPaintType(new SolidColor(Color.GREEN));
// chart.setBackgroundPaintType( Color.GREEN);
XYPlot plot = (XYPlot) chart.getPlot();
plot.setBackgroundPaintType(new SolidColor(Color.LTGRAY));
plot.setDomainGridlinePaintType(new SolidColor(Color.WHITE));
plot.setRangeGridlinePaintType(new SolidColor(Color.WHITE));
plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
plot.setDomainCrosshairVisible(true);
plot.setRangeCrosshairVisible(true);
XYItemRenderer r = plot.getRenderer();
if (r instanceof XYLineAndShapeRenderer) {
XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) r;
renderer.setBaseShapesVisible(true);
renderer.setBaseShapesFilled(true);
renderer.setDrawSeriesLineAsPath(true);
}
DateAxis axis = (DateAxis) plot.getDomainAxis();
axis.setDateFormatOverride(new SimpleDateFormat("yyyy/MM/dd/HH:mm:ss")); // MMM-yyyy"));
////////////////////////////////
// plot.setLabelFont(new Font("SansSerif", Typeface.NORMAL, 12));
// plot.setNoDataMessage("No data available");
// plot.setCircular(false);
// plot.setLabelGap(0.02);
return chart;
}
/**
* Creates a sample chart.
*
* @param data the sample data.
* @return A configured chart.
*/
private static AFreeChart createChart() {
XYDataset data = createDataset();
AFreeChart chart =
ChartFactory.createXYLineChart(
"Marker Demo 01", "Time", "Value", data, PlotOrientation.VERTICAL, false, true, false);
XYPlot plot = (XYPlot) chart.getPlot();
ValueAxis valueAxis = plot.getRangeAxis();
PeriodAxisLabelInfo[] info = new PeriodAxisLabelInfo[2];
info[0] =
new PeriodAxisLabelInfo(
Hour.class,
new SimpleDateFormat("HH"),
new RectangleInsets(0, 0, 25, 0),
valueAxis.getLabelFont(),
valueAxis.getAxisLinePaintType(),
true,
valueAxis.getAxisLineStroke(),
valueAxis.getAxisLinePaintType());
info[1] =
new PeriodAxisLabelInfo(
Day.class,
new SimpleDateFormat("dd-MMM"),
new RectangleInsets(0, 0, 0, 0),
valueAxis.getLabelFont(),
valueAxis.getLabelPaintType(),
false,
valueAxis.getAxisLineStroke(),
valueAxis.getLabelPaintType());
PeriodAxis domainAxis =
new PeriodAxis(null, new Hour(0, 18, 10, 2011), new Hour(23, 18, 10, 2011));
domainAxis.setLabelInfo(info);
plot.setDomainAxis(domainAxis);
PaintType paintRed = new SolidColor(Color.RED);
PaintType paintGreen = new SolidColor(Color.GREEN);
ValueAxis rangeAxis = plot.getRangeAxis();
rangeAxis.setRange(0, 100);
XYItemRenderer renderer = plot.getRenderer();
renderer.setSeriesPaintType(0, paintGreen);
renderer.setSeriesStroke(0, 2.0f);
// add a marker
Marker marker_H = new ValueMarker(50.0);
marker_H.setLabelOffsetType(LengthAdjustmentType.EXPAND);
marker_H.setPaintType(paintRed);
marker_H.setStroke(2.0f);
plot.addRangeMarker(marker_H);
// add range marker
Hour hour1 = new Hour(11, 18, 10, 2011);
Hour hour2 = new Hour(13, 18, 10, 2011);
double millis1 = hour1.getFirstMillisecond();
double millis2 = hour2.getFirstMillisecond();
Marker marker_V = new IntervalMarker(millis1, millis2);
marker_V.setLabelOffsetType(LengthAdjustmentType.EXPAND);
marker_V.setPaintType(new SolidColor(Color.rgb(150, 150, 255)));
plot.addDomainMarker(marker_V, Layer.BACKGROUND);
Marker marker_V_Start = new ValueMarker(millis1, Color.BLUE, 2.0f);
Marker marker_V_End = new ValueMarker(millis2, Color.BLUE, 2.0f);
plot.addDomainMarker(marker_V_Start, Layer.BACKGROUND);
plot.addDomainMarker(marker_V_End, Layer.BACKGROUND);
return chart;
}