Version 6, October 2008

[GpsPrune.git] / tim / prune / undo / UndoConnectPhotoWithClone.java

diff --git a/tim/prune/undo/UndoConnectPhotoWithClone.java b/tim/prune/undo/UndoConnectPhotoWithClone.java
new file mode 100644 (file)
index 0000000..2fb2ca6
--- /dev/null
+++ b/tim/prune/undo/UndoConnectPhotoWithClone.java
@@ -0,0 +1,41 @@
+package tim.prune.undo;
+
+import tim.prune.data.DataPoint;
+import tim.prune.data.TrackInfo;
+
+/**
+ * Operation to undo the connection of a photo to a point
+ * where the point had to be cloned
+ */
+public class UndoConnectPhotoWithClone extends UndoConnectPhoto
+{
+       /** Additional undo object for removing inserted point */
+       private UndoInsert _undoInsert = null;
+
+
+       /**
+        * Constructor
+        * @param inPoint data point
+        * @param inFilename filename of photo
+        * @param inIndex index of cloned point
+        */
+       public UndoConnectPhotoWithClone(DataPoint inPoint, String inFilename, int inIndex)
+       {
+               super(inPoint, inFilename);
+               // Make an undo object for the insert
+               _undoInsert = new UndoInsert(inIndex, 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
+       {
+               //System.out.println("Performing undo: (" + super.getDescription() + ", " + _undoInsert.getDescription() + ")");
+               // Firstly, undo connect
+               super.performUndo(inTrackInfo);
+               // Next, undo insert to remove cloned point
+               _undoInsert.performUndo(inTrackInfo);
+       }
+}