Java Code Examples for org.jfree.chart.plot.Marker#setPaint()

private static void addBuySellSignals(TimeSeries series, Strategy strategy, XYPlot plot) {
	// Running the strategy
	TimeSeriesManager seriesManager = new TimeSeriesManager(series);
	List<Trade> trades = seriesManager.run(strategy).getTrades();
	// Adding markers to plot
	for (Trade trade : trades) {
		// Buy signal
		double buySignalTickTime = new Minute(
				Date.from(series.getBar(trade.getEntry().getIndex()).getEndTime().toInstant()))
						.getFirstMillisecond();
		Marker buyMarker = new ValueMarker(buySignalTickTime);
		buyMarker.setPaint(Color.GREEN);
		buyMarker.setLabel("B");
		plot.addDomainMarker(buyMarker);
		// Sell signal
		double sellSignalTickTime = new Minute(
				Date.from(series.getBar(trade.getExit().getIndex()).getEndTime().toInstant()))
						.getFirstMillisecond();
		Marker sellMarker = new ValueMarker(sellSignalTickTime);
		sellMarker.setPaint(Color.RED);
		sellMarker.setLabel("S");
		plot.addDomainMarker(sellMarker);
	}
}
 

/**
 * Runs a strategy over a time series and adds the value markers
 * corresponding to buy/sell signals to the plot.
 * @param series a time series
 * @param strategy a trading strategy
 * @param plot the plot
 */
private static void addBuySellSignals(TimeSeries series, Strategy strategy, XYPlot plot) {
    // Running the strategy
    TimeSeriesManager seriesManager = new TimeSeriesManager(series);
    List<Trade> trades = seriesManager.run(strategy).getTrades();
    // Adding markers to plot
    for (Trade trade : trades) {
        // Buy signal
        double buySignalTickTime = new Minute(Date.from(series.getTick(trade.getEntry().getIndex()).getEndTime().toInstant())).getFirstMillisecond();
        Marker buyMarker = new ValueMarker(buySignalTickTime);
        buyMarker.setPaint(Color.GREEN);
        buyMarker.setLabel("B");
        plot.addDomainMarker(buyMarker);
        // Sell signal
        double sellSignalTickTime = new Minute(Date.from(series.getTick(trade.getExit().getIndex()).getEndTime().toInstant())).getFirstMillisecond();
        Marker sellMarker = new ValueMarker(sellSignalTickTime);
        sellMarker.setPaint(Color.RED);
        sellMarker.setLabel("S");
        plot.addDomainMarker(sellMarker);
    }
}
 

public void formatMarker(Marker marker, boolean horizontal, int offset) {
    marker.setStroke(ANNOTATION_STROKE);
    marker.setPaint(annotationColor);
    marker.setLabelFont(ANNOTATION_FONT);
    marker.setLabelPaint(annotationColor);

    if (horizontal) {
        // 50 to move data to the right of the x axis
        marker.setLabelOffset(new RectangleInsets(-5, offset + 50, 5, 5));
        marker.setLabelTextAnchor(TextAnchor.TOP_CENTER);
    }
    else {
        // -5 to move to right of line
        marker.setLabelOffset(new RectangleInsets(offset + 5, -5, 5, 5));
        marker.setLabelTextAnchor(TextAnchor.TOP_LEFT);
    }
}
 

/**
 * Returns a horizontal line marker for the given x value and label.
 */
private Marker getMarker( Double value, String label )
{
    Marker marker = new ValueMarker( value );
    marker.setPaint( Color.BLACK );
    marker.setStroke( new BasicStroke( 1.1f ) );
    marker.setLabel( label );
    marker.setLabelOffset( new RectangleInsets( -10, 50, 0, 0 ) );
    marker.setLabelFont( SUB_TITLE_FONT );

    return marker;
}
 

/**
 * Returns a horizontal line marker for the given x value and label.
 */
private Marker getMarker(Double value, String label )
{
    Marker marker = new ValueMarker( value );
    marker.setPaint( Color.BLACK );
    marker.setStroke( new BasicStroke( 1.1f ) );
    marker.setLabel( label );
    marker.setLabelOffset( new RectangleInsets( -10, 50, 0, 0 ) );
    marker.setLabelFont( SUB_TITLE_FONT );

    return marker;
}
 

/**
 * Creates a waterfall chart.  The chart object returned by this method
 * uses a {@link CategoryPlot} instance as the plot, with a
 * {@link CategoryAxis} for the domain axis, a {@link NumberAxis} as the
 * range axis, and a {@link WaterfallBarRenderer} as the renderer.
 *
 * @param title  the chart title (<code>null</code> permitted).
 * @param categoryAxisLabel  the label for the category axis
 *                           (<code>null</code> permitted).
 * @param valueAxisLabel  the label for the value axis (<code>null</code>
 *                        permitted).
 * @param dataset  the dataset for the chart (<code>null</code> permitted).
 * @param legend  a flag specifying whether or not a legend is required.
 *
 * @return A waterfall chart.
 */
public static JFreeChart createWaterfallChart(String title,
        String categoryAxisLabel, String valueAxisLabel,
        CategoryDataset dataset, boolean legend) {

    CategoryAxis categoryAxis = new CategoryAxis(categoryAxisLabel);
    categoryAxis.setCategoryMargin(0.0);
    ValueAxis valueAxis = new NumberAxis(valueAxisLabel);
    WaterfallBarRenderer renderer = new WaterfallBarRenderer();
    ItemLabelPosition position = new ItemLabelPosition(
            ItemLabelAnchor.CENTER, TextAnchor.CENTER,
            TextAnchor.CENTER, 0.0);
    renderer.setBasePositiveItemLabelPosition(position);
    renderer.setBaseNegativeItemLabelPosition(position);
    StandardCategoryToolTipGenerator generator
            = new StandardCategoryToolTipGenerator();
    renderer.setBaseToolTipGenerator(generator);
    CategoryPlot plot = new CategoryPlot(dataset, categoryAxis, valueAxis,
            renderer);
    plot.clearRangeMarkers();
    Marker baseline = new ValueMarker(0.0);
    baseline.setPaint(Color.black);
    plot.addRangeMarker(baseline, Layer.FOREGROUND);
    JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
            plot, legend);
    currentTheme.apply(chart);
    return chart;

}
 

protected void configureMarker(Marker marker)
{
	String label = getProperty(PROPERTY_LABEL);
	if (label != null && label.length() > 0)
	{
		marker.setLabel(label);
	}

	RectangleAnchorEnum labelAnchor = RectangleAnchorEnum.getByName(getProperty(PROPERTY_LABEL_ANCHOR));
	if (labelAnchor != null)
	{
		marker.setLabelAnchor(labelAnchor.getRectangleAnchor());
	}

	Double offsetTop = getDoubleProperty(PROPERTY_LABEL_OFFSET_TOP);
	Double offsetLeft = getDoubleProperty(PROPERTY_LABEL_OFFSET_LEFT);
	Double offsetBottom = getDoubleProperty(PROPERTY_LABEL_OFFSET_BOTTOM);
	Double offsetRight = getDoubleProperty(PROPERTY_LABEL_OFFSET_RIGHT);
	if (
		offsetTop != null
		|| offsetLeft != null
		|| offsetBottom != null
		|| offsetRight != null
		)
	{
		RectangleInsets currentOffset = marker.getLabelOffset();
		marker.setLabelOffset(
			new RectangleInsets(
				offsetTop == null ? currentOffset.getTop() : offsetTop, 
				offsetLeft == null ? currentOffset.getLeft() : offsetLeft, 
				offsetBottom == null ? currentOffset.getBottom() : offsetBottom, 
				offsetRight == null ? currentOffset.getRight() : offsetRight
				)
			);
	}

	TextAnchorEnum labelTextAnchor = TextAnchorEnum.getByName(getProperty(PROPERTY_LABEL_TEXT_ANCHOR));
	if (labelTextAnchor != null) 
	{
		marker.setLabelTextAnchor(labelTextAnchor.getTextAnchor());
	}

	Color color = JRColorUtil.getColor(getProperty(PROPERTY_COLOR), null);
	if (color != null)
	{
		marker.setPaint(color);
	}

	Float alpha = getFloatProperty(PROPERTY_ALPHA);
	if (alpha != null)
	{
		marker.setAlpha(alpha);
	}
}
 

/**
 * Update the profil chart
 */
public void RefreshProfilChart() {
	if (track == null)
		return;
	if (track.data.isEmpty())
		return;

	// -- Clear all series
	if (datasetProfil.getSeriesCount() > 0)
		datasetProfil.removeAllSeries();

	XYPlot plot = chartProfil.getXYPlot();
	plot.clearDomainMarkers();

	// -- Populate the serie
	XYSeries serie1 = new XYSeries("Elevation/Distance");
	int cmpt = 1;
	for (CgData r : track.data) {
		double x = r.getTotal(settings.Unit) / 1000;
		double y = r.getElevation(settings.Unit);
		serie1.add(x, y);

		if (((r.getTag() & CgConst.TAG_MARK) != 0) & showProfilMarker) {
			Marker m = new ValueMarker(x);
			m.setPaint(Color.GRAY);
			m.setLabelFont(new Font("SansSerif", Font.PLAIN, 10));
			m.setLabel(String.valueOf(cmpt));
			m.setLabelOffset(new RectangleInsets(5, 0, 0, 2));
			m.setLabelAnchor(RectangleAnchor.TOP_RIGHT);
			m.setLabelTextAnchor(TextAnchor.TOP_LEFT);
			plot.addDomainMarker(m);
			cmpt++;
		}
	}
	datasetProfil.addSeries(serie1);

	if (track.getMaxElev(settings.Unit) > track.getMinElev(settings.Unit)) {
		// XYPlot plot = chart.getXYPlot();
		ValueAxis axisY = plot.getRangeAxis();
		axisY.setRange(Math.floor(track.getMinElev(settings.Unit) / 100.0) * 100.0,
				Math.ceil(track.getMaxElev(settings.Unit) / 100.0) * 100.0);
	}
}