*
* Contributors:
* Patrick Tasse - Initial API and implementation
+ * Geneviève Bastien - Added the fValue parameter to avoid subclassing
*******************************************************************************/
package org.eclipse.linuxtools.tmf.ui.widgets.timegraph.model;
+import org.eclipse.linuxtools.tmf.core.util.Pair;
+
/**
* Generic TimeEvent implementation
*
* @version 1.0
* @author Patrick Tasse
*/
-public class TimeEvent implements ITimeEvent {
+public class TimeEvent implements ITimeEvent2 {
/** TimeGraphEntry matching this time event */
protected ITimeGraphEntry fEntry;
/** Duration of this time event */
protected long fDuration;
+ private final int fValue;
+
+ /**
+ * Default value when no other value present
+ */
+ private static final int NOVALUE = Integer.MIN_VALUE;
+
/**
* Standard constructor
*
* The duration of the event
*/
public TimeEvent(ITimeGraphEntry entry, long time, long duration) {
+ this(entry, time, duration, NOVALUE);
+
+ }
+
+ /**
+ * Constructor
+ *
+ * @param entry
+ * The entry to which this time event is assigned
+ * @param time
+ * The timestamp of this event
+ * @param duration
+ * The duration of this event
+ * @param value
+ * The status assigned to the event
+ * @since 2.1
+ */
+ public TimeEvent(ITimeGraphEntry entry, long time, long duration,
+ int value) {
fEntry = entry;
fTime = time;
fDuration = duration;
+ fValue = value;
+ }
+
+ /**
+ * Get this event's status
+ *
+ * @return The integer matching this status
+ * @since 2.1
+ */
+ public int getValue() {
+ return fValue;
+ }
+
+ /**
+ * Return whether an event has a value
+ *
+ * @return true if the event has a value
+ * @since 2.1
+ */
+ public boolean hasValue() {
+ return (fValue != NOVALUE);
}
@Override
return fDuration;
}
+ /**
+ * Split an event in two at the specified time. If the time is smaller or
+ * equal to the event's start, the first split event is null. If the time is
+ * greater or equal to the event's end, the second split event is null.
+ * <p>
+ * Subclasses should re-implement this method
+ *
+ * @since 2.1
+ */
+ @Override
+ public Pair<ITimeEvent, ITimeEvent> split(long time) {
+ Pair<ITimeEvent, ITimeEvent> pair = new Pair<>();
+ if (time > fTime) {
+ pair.setFirst(new TimeEvent(fEntry, fTime, Math.min(fDuration, time - fTime), fValue));
+ }
+ if (time < fTime + fDuration) {
+ pair.setSecond(new TimeEvent(fEntry, Math.max(fTime, time), fDuration - Math.max(0, time - fTime), fValue));
+ }
+ return pair;
+ }
+
@Override
public String toString() {
- return "TimeEvent start=" + fTime + " end=" + (fTime + fDuration) + " duration=" + fDuration; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
+ return getClass().getSimpleName() + " start=" + fTime + " end=" + (fTime + fDuration) + " duration=" + fDuration + (hasValue() ? (" value=" + fValue) : ""); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$
}
}