Example usage for org.jfree.chart.annotations XYPointerAnnotation setText

Introduction

In this page you can find the example usage for org.jfree.chart.annotations XYPointerAnnotation setText.

Prototype

public void setText(String text) 

Source Link

Document

Sets the text for the annotation.

Usage

From source file:info.puzz.trackprofiler.gui.TrackProfilerFrame.java

private void _drawSelectedPoint(XYPlot xyplot, int position) {
    TrackPoint point = this.getTrack().getPointAt(position);

    // Strelicu crtamo samo ako je samo jedna tocka oznacena:
    if (this.startSelectedPoints < 0 || this.endSelectedPoints < 0
            || this.startSelectedPoints == this.endSelectedPoints) {
        double angle = point.getAngle();
        XYPointerAnnotation xypointerannotation = new XYPointerAnnotation("", point.getPosition(), //$NON-NLS-1$
                point.getElevation(), Math.PI - angle);
        xypointerannotation.setTipRadius(3.0D);
        xypointerannotation.setBaseRadius(30);
        xypointerannotation.setTextAnchor(TextAnchor.BASELINE_RIGHT);
        xypointerannotation.setFont(GUIConstants.SANS_SERIF_11);
        if (angle > 0) {
            xypointerannotation.setPaint(Color.red);
        } else if (angle < 0) {
            xypointerannotation.setPaint(Color.green);
        } else {/*  w  w  w .j a  va 2  s.c  o  m*/
            xypointerannotation.setPaint(Color.gray);
        }
        xypointerannotation.setText((TrackProfilerMath.round(100 * angle, 1)) + " %"); //$NON-NLS-1$
        xyplot.addAnnotation(xypointerannotation);
    }

    ValueMarker valuemarker = new ValueMarker(point.getPosition());
    valuemarker.setLabelOffsetType(LengthAdjustmentType.NO_CHANGE);
    valuemarker.setStroke(new BasicStroke(1.0F));

    if (this.startSelectedPoints != this.endSelectedPoints && position == this.startSelectedPoints) {
        valuemarker.setLabelPaint(Color.blue);
        valuemarker.setLabelAnchor(RectangleAnchor.BOTTOM_LEFT);
        valuemarker.setLabelTextAnchor(TextAnchor.BOTTOM_LEFT);

        // Ispisuje udaljenost i kut:
        TrackPoint t1 = this.getTrack().getPointAt(this.startSelectedPoints);
        TrackPoint t2 = this.getTrack().getPointAt(this.endSelectedPoints);
        double distance3D = TrackProfilerMath.round(t1.getPosition() - t2.getPosition(), 1);
        String angle = Math.abs(TrackProfilerMath.round(t1.getAngle(t2) * 100, 1)) + "%"; //$NON-NLS-1$
        String label = Message.get(Messages.SELECTED_DISTANCE_LABEL) + distance3D + ", " //$NON-NLS-1$
                + Message.get(Messages.SELECTED_ANGLE_LABEL) + angle;

        valuemarker.setLabel("  " + label); //$NON-NLS-1$
        valuemarker.setLabelFont(GUIConstants.SANS_SERIF_11);
    }

    xyplot.addDomainMarker(valuemarker);

}

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