[orca] Access object extents as a bounding box

[Joanmarie Diggs <joanied src gnome org>]

commit 0deeaa8e019a1568d331bb44f7f812f95d680e34
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Wed Jul 4 12:09:47 2012 -0400

    Access object extents as a bounding box

 src/orca/script_utilities.py |   12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)
---
diff --git a/src/orca/script_utilities.py b/src/orca/script_utilities.py
index aad5e2b..d1db6e3 100644
--- a/src/orca/script_utilities.py
+++ b/src/orca/script_utilities.py
@@ -1506,16 +1506,18 @@ class Utilities:
         place as, or is after obj2."""
 
         try:
-            extents1 = obj1.queryComponent().getExtents(pyatspi.DESKTOP_COORDS)
+            bbox = obj1.queryComponent().getExtents(pyatspi.DESKTOP_COORDS)
+            x1, y1 = bbox.x, bbox.y
         except:
-            extents1 = 0, 0, 0, 0
+            x1, y1 = 0, 0
 
         try:
-            extents2 = obj2.queryComponent().getExtents(pyatspi.DESKTOP_COORDS)
+            bbox = obj2.queryComponent().getExtents(pyatspi.DESKTOP_COORDS)
+            x2, y2 = bbox.x, bbox.y
         except:
-            extents2 = 0, 0, 0, 0
+            x2, y2 = 0, 0
 
-        rv = extents1[1] - extents2[1] or extents1[0] - extents2[0]
+        rv = y1 - y2 or x1 - x2
         rv = max(rv, -1)
         rv = min(rv, 1)