Overhead view has camera vector

src/mcedit2/worldview/overhead.py

@@ -7,6 +7,7 @@ import logging
 from mcedit2.worldview.worldview import WorldView
 from mcedit2.worldview.viewaction import MoveViewMouseAction, ZoomWheelAction
 from mcedit2.worldview import worldruler
+from mceditlib.geometry import Vector
 
 log = logging.getLogger(__name__)
 
@@ -32,6 +33,7 @@ def OverheadWorldViewFrame(dimension, geometryCache, resourceLoader, sharedGLWid
     return widget
 
 class OverheadWorldView(WorldView):
+    cameraVector = Vector(0, -1, 0)
     def __init__(self, *a, **kw):
         WorldView.__init__(self, *a, **kw)
         self.scale = 1.