X-Git-Url: https://gitweb.fperrin.net/?p=GpsPrune.git;a=blobdiff_plain;f=tim%2Fprune%2Fundo%2FUndoAddAltitudeOffset.java;h=9a9f7a428ce95be69b66a3741efe120b2afe6c81;hp=4dbdd08f3dc4b6f5c06d9e428662629b6d71e593;hb=4d5796d02a15808311c09448d79e6e7d1de9d636;hpb=112bb0c9b46894adca9a33ed8c99ea712b253185

diff --git a/tim/prune/undo/UndoAddAltitudeOffset.java b/tim/prune/undo/UndoAddAltitudeOffset.java
index 4dbdd08..9a9f7a4 100644
--- a/tim/prune/undo/UndoAddAltitudeOffset.java
+++ b/tim/prune/undo/UndoAddAltitudeOffset.java
@@ -3,6 +3,7 @@ package tim.prune.undo;
 import tim.prune.I18nManager;
 import tim.prune.UpdateMessageBroker;
 import tim.prune.data.Altitude;
+import tim.prune.data.DataPoint;
 import tim.prune.data.TrackInfo;
 
 /**
@@ -53,10 +54,14 @@ public class UndoAddAltitudeOffset implements UndoOperation
 	{
 		// Perform the inverse operation
 		final int numPoints = _altitudes.length;
-		for (int i=0; i<numPoints; i++) {
-			inTrackInfo.getTrack().getPoint(i+_startIndex).getAltitude().reset(_altitudes[i]);
+		for (int i=0; i<numPoints; i++)
+		{
+			DataPoint point = inTrackInfo.getTrack().getPoint(i+_startIndex);
+			point.getAltitude().reset(_altitudes[i]);
+			point.setModified(true);
 		}
 		_altitudes = null;
+		inTrackInfo.getSelection().markInvalid();
 		UpdateMessageBroker.informSubscribers();
 	}
 }