tim/prune/undo/UndoConnectPhotoWithClone.java

   1 package tim.prune.undo;
   2
   3 import tim.prune.data.DataPoint;
   4 import tim.prune.data.TrackInfo;
   5
   6 /**
   7  * Operation to undo the connection of a photo to a point
   8  * where the point had to be cloned
   9  */
  10 public class UndoConnectPhotoWithClone extends UndoConnectPhoto
  11 {
  12         /** Additional undo object for removing inserted point */
  13         private UndoInsert _undoInsert = null;
  14
  15
  16         /**
  17          * Constructor
  18          * @param inPoint data point
  19          * @param inFilename filename of photo
  20          * @param inIndex index of cloned point
  21          */
  22         public UndoConnectPhotoWithClone(DataPoint inPoint, String inFilename, int inIndex)
  23         {
  24                 super(inPoint, inFilename);
  25                 // Make an undo object for the insert
  26                 _undoInsert = new UndoInsert(inIndex, 1);
  27         }
  28
  29         /**
  30          * Perform the undo operation on the given Track
  31          * @param inTrackInfo TrackInfo object on which to perform the operation
  32          */
  33         public void performUndo(TrackInfo inTrackInfo) throws UndoException
  34         {
  35                 //System.out.println("Performing undo: (" + super.getDescription() + ", " + _undoInsert.getDescription() + ")");
  36                 // Firstly, undo connect
  37                 super.performUndo(inTrackInfo);
  38                 // Next, undo insert to remove cloned point
  39                 _undoInsert.performUndo(inTrackInfo);
  40         }
  41 }