Line segments and signs constrained to stay in the screen.

Drop targets highlight correctly when moving by key press.

1 files changed, 7 insertions, 2 deletions

diff --git a/movableobject.py b/movableobject.py
index 9efe123..1749c4d 100644
--- a/movableobject.py
+++ b/movableobject.py
@@ -141,17 +141,22 @@ class MovableObject(Object):
                 self.container.drag_object = None
                 self.container.snap_to_grid(self)
                 
-                b = False
+                has_drop_target = False
+                inside_drop_target = False
 
                 #Check whether the drop is inside a drop target.
                 for o in self.drop_targets:
+                    has_drop_target = True
                     if o.contains(self.get_bounds()):
-                        b = True
+                        inside_drop_target = True
                         
                         if o.processDrop(self):
                             return True
                     
                 self.drag_type = None
+                
+                if has_drop_target and not inside_drop_target :
+                    self.container.remove_object(self)
             
             # Remember the drag position
             self.press_pos = epos