[pitivi: 13/20] timeline.py: fix calculation of span

[Edward Hervey <edwardrv src gnome org>]

commit b52817b9035ee7dc24864c327695bb860bc28f73
Author: Brandon Lewis <brandon_lewis berkeley edu>
Date:   Tue Jul 14 18:14:17 2009 -0700

    timeline.py: fix calculation of span

 pitivi/timeline/timeline.py |   17 ++++++-----------
 1 files changed, 6 insertions(+), 11 deletions(-)
---
diff --git a/pitivi/timeline/timeline.py b/pitivi/timeline/timeline.py
index 0586da7..d77d905 100644
--- a/pitivi/timeline/timeline.py
+++ b/pitivi/timeline/timeline.py
@@ -1043,6 +1043,7 @@ class MoveContext(EditingContext):
         # calculate minimum start time and priority
         self.earliest = focus.start
         self.min_priority = focus.priority
+        self.latest = focus.start + focus.duration
         
         timeline_objects = []
         self.default_originals = {}
@@ -1053,15 +1054,14 @@ class MoveContext(EditingContext):
             if timeline_object.start < self.earliest:
                 self.earliest = timeline_object.start
 
+            self.latest = max(self.latest, timeline_object.start +
+                timeline_object.duration)
+
             if timeline_object.priority < self.min_priority:
                 self.min_priority = timeline_object.min_priority
 
         self.default_originals = self._saveValues(timeline_objects)
 
-        # get list clips for ripple editing
-        ripple = set(timeline.getObjsAfterObj(focus))
-        
-        # calculate offsets of clips relative to earliest time, min priority
         self.offsets = self._getOffsets(self.focus.start, self.focus.priority,
                 timeline_objects)
 
@@ -1069,15 +1069,10 @@ class MoveContext(EditingContext):
                 focus.priority - self.min_priority)
 
         ripple = timeline.getObjsAfterObj(focus)
+        # get the span over all clips for edge snapping
+        self.default_span = self.latest - self.earliest
 
-        self.ripple_offsets = self._getOffsets(self.earliest,
-            self.min_priority, ripple)
 
-        # get the span over all clips for edge snapping
-        self.default_span = self._getSpan(self.earliest,
-            set(timeline_objects) | set((focus,)))
-        self.ripple_span = self._getSpan(self.earliest,
-            set(ripple) | set((focus,)))
 
         # save default values
         self.default_originals = self._saveValues(other)