Examples of jsky.science.Time

jsky.science.Time
Time, an object to manage quantities of Time. This is not Time of Day based (see Java Calendar class for that stuff), but rather amounts of Time.
Currently support units are: SECOND, MINUTE, HOUR, DAY
This code was developed by NASA, Goddard Space Flight Center, Code 587 for the Scientist's Expert Assistant (SEA) project for Next Generation Space Telescope (NGST). @version 5.29.99 @author Sandy Grosvenor

     *
     **/
    public Point getCenterPoint() {
        double value = fModel.getStartTime().getValue() +
                (fModel.getEndTime().getValue() - fModel.getStartTime().getValue()) / 2.0;
        Time centerTime = new Time(value);
        float x = fTimeLine.getPointForTime(centerTime);
        float y = fTimeLine.getHeight() / 2f;
        return new Point(Math.round(x), Math.round(y));
    }

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     *
     * move node to a specified location
     *
     **/
    public synchronized void setTimeLineNode(Time start, Time end) throws DetailedPropertyVetoException {
        Time oldStartTime = fModel.getStartTime();
        Time oldEndTime = fModel.getEndTime();
        try {
            fModel.setValidTimeLineNode(start, end);
            if (fTimeLine != null) {
                Time displayEdge = fTimeLine.getDisplayStart();
                if ((fModel.getStartTime().getValue() < displayEdge.getValue() &&
                        oldStartTime.getValue() >= displayEdge.getValue())) {
                    fChangeSupport.fireVetoableChange(TimeLineNode.HIT_LEFT_EDGE,
                                                      oldStartTime, fModel.getStartTime());


                }




                displayEdge = fTimeLine.getDisplayEnd();
                if ((fModel.getEndTime().getValue() > displayEdge.getValue() &&
                        oldEndTime.getValue() <= displayEdge.getValue())) {
                    fChangeSupport.fireVetoableChange(TimeLineNode.HIT_RIGHT_EDGE, oldEndTime, fModel.getEndTime());
                }




            }

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     *
     * returns whether the specified point is in the node
     *
     **/
    public boolean containsPoint(Point pt) {
        Time time = fTimeLine.getTimeForPoint(pt.x);
        boolean result = false;
        if ((time.getValue() >= fModel.getStartTime().getValue()) &&
                (time.getValue() <= fModel.getEndTime().getValue())) {
            result = true;
        }
        return result;


    }

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     **/
    public String getDescription(Point pt) {
        String result = null;
        if (fThumb.contains(pt.x, pt.y)) {
            result = getTimeLineNodeName();
            Time duration = getDuration();
            DecimalFormat form = new DecimalFormat();
            form.setMaximumFractionDigits(2);
            String str = form.format(duration.getValue(fTimeLine.getUnitsType()));
            str = str + " " + Time.getUnitsAbbrev(fTimeLine.getUnitsType());
            result += " = " + str;


        }

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     * move node by specified amount
     *
     **/
    public void moveTimeLineNodeBy(Time time) {
        if (time.getValue(Time.SECOND) != 0) {
            Time oldStartTime = fStartTime;
            Time oldEndTime = fEndTime;
            fStartTime = new Time(fStartTime.getValue(Time.SECOND) + time.getValue(Time.SECOND),
                                  Time.SECOND);
            fEndTime = new Time(fEndTime.getValue(Time.SECOND) + time.getValue(Time.SECOND),
                                Time.SECOND);
            fChangeSupport.firePropertyChange(TimeLineNodeModel.START_TIME, oldStartTime, fStartTime);
            fChangeSupport.firePropertyChange(TimeLineNodeModel.END_TIME, oldEndTime, fEndTime);


        }

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     * set the time on the time line that this node ends
     *
     **/
    public void setEndTime(Time time) {
        if (time.getValue(Time.SECOND) != fEndTime.getValue(Time.SECOND)) {
            Time oldTime = fEndTime;
            if (time.getValue(Time.SECOND) > getStartTime().getValue(Time.SECOND)) {
                fEndTime = time;
                fChangeSupport.firePropertyChange(TimeLineNodeModel.END_TIME, oldTime, time);
            }

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     * get the duration of the time line node
     *
     **/
    public Time getDuration() {
        double value = fEndTime.getValue(Time.SECOND) - fStartTime.getValue(Time.SECOND);
        return new Time(value, Time.SECOND);
    }

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     * set the duration of the time line node
     *
     **/
    public void setDuration(Time durationLength) {
        if (durationLength != null) {
            setEndTime(new Time(fStartTime.getValue(Time.SECOND) +
                                durationLength.getValue(Time.SECOND), Time.SECOND));
        }
    }

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     *
     * move node to a specified location
     *
     **/
    public synchronized void setTimeLineNode(Time start, Time end) {
        Time oldStartTime = fStartTime;
        Time oldEndTime = fEndTime;
        if ((fStartTime.getValue() != start.getValue()) ||
                (fEndTime.getValue() != end.getValue())) {
            fStartTime = start;
            fEndTime = end;

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    /**
     * Build a default bordered Quantity Slider editing a single value
     */
    public QuantitySlider() {
        this(JSlider.HORIZONTAL, new Time(50), new Time(0), new Time(100), "Exposure Time", true);
    }

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Related Classes of jsky.science.Time

jsky.timeline.BlockTimeLineNode

jsky.timeline.DefaultTimeLineModel

jsky.timeline.DefaultTimeLineNode

jsky.timeline.DefaultTimeLineNodeModel

jsky.timeline.DefaultVetoableTimeLineNodeModel

jsky.timeline.TimeLine

jsky.util.gui.QuantitySlider

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