Changes to implement a new behavior for -position attribute and local transforms.

1 files changed, 9 insertions, 0 deletions

diff --git a/generic/Track.c b/generic/Track.c
index 1d68217..77366cf 100644
--- a/generic/Track.c
+++ b/generic/Track.c
@@ -2288,12 +2288,20 @@ Selection(ZnItem	item,
 *
 **********************************************************************************
 */
+/*
+ * Track and WP -position attribute is not handled the same way as other
+ * interface items like texts, icons and such, as it make little sense
+ * to change the local transform of a track. It is always processed as
+ * a point in the coordinate system of the track's parent. It is the same
+ * for the points in the history and the speed vector end.
+ */
 static ZnItemClassStruct TRACK_ITEM_CLASS = {
   sizeof(TrackItemStruct),
   4,			/* num_parts */
   True,			/* has_anchors */
   "track",
   track_attrs,
+  -1,
   Init,
   Clone,
   Destroy,
@@ -2327,6 +2335,7 @@ static ZnItemClassStruct WAY_POINT_ITEM_CLASS = {
   True,			/* has_anchors */
   "waypoint",
   wp_attrs,
+  -1,
   Init,
   Clone,
   Destroy,