+++ /dev/null
-package tim.prune.undo;
-
-import tim.prune.I18nManager;
-import tim.prune.UpdateMessageBroker;
-import tim.prune.data.TrackInfo;
-
-/**
- * Undo addition/subtraction of a time offset
- */
-public class UndoAddTimeOffset implements UndoOperation
-{
- /** Start and end indices of section */
- private int _startIndex, _endIndex;
- /** time offset in seconds */
- private long _timeOffset;
-
-
- /**
- * Constructor
- * @param inStart start index of section
- * @param inEnd end index of section
- * @param inOffset time offset in seconds
- */
- public UndoAddTimeOffset(int inStart, int inEnd, long inOffset)
- {
- _startIndex = inStart;
- _endIndex = inEnd;
- _timeOffset = inOffset;
- }
-
-
- /**
- * @return description of operation including number of points adjusted
- */
- public String getDescription()
- {
- return I18nManager.getText("undo.addtimeoffset") + " (" + (_endIndex - _startIndex + 1) + ")";
- }
-
-
- /**
- * Perform the undo operation on the given Track
- * @param inTrackInfo TrackInfo object on which to perform the operation
- */
- public void performUndo(TrackInfo inTrackInfo) throws UndoException
- {
- // Perform the inverse operation
- inTrackInfo.getTrack().addTimeOffsetSeconds(_startIndex, _endIndex, -_timeOffset, true);
- UpdateMessageBroker.informSubscribers();
- }
-}