add stuffedarea but with no routing support yet

src/c3nav/mapdata/models/geometry.py

@@ -168,6 +168,18 @@ class Outside(GeometryMapItemWithLevel):
         default_related_name = 'outsides'
 
 
+class StuffedArea(GeometryMapItemWithLevel):
+    """
+    A slow area with many tables or similar. Avoid it from routing by slowing it a bit down
+    """
+    geomtype = 'polygon'
+
+    class Meta:
+        verbose_name = _('Stuffed Area')
+        verbose_name_plural = _('Stuffed Areas')
+        default_related_name = 'stuffedareas'
+
+
 class Escalator(GeometryMapItemWithLevel):
     """
     An escalator area

src/c3nav/mapdata/models/level.py

@@ -263,3 +263,7 @@ class LevelGeometries():
         for stair in assert_multilinestring(self.stairs):
             left.append(stair.parallel_offset(0.15, 'right', join_style=JOIN_STYLE.mitre))
         return cascaded_union(left).buffer(0.20, join_style=JOIN_STYLE.mitre, cap_style=CAP_STYLE.flat)
+
+    @cached_property
+    def stuffedareas(self):
+        return cascaded_union([stuffedarea.geometry for stuffedarea in self.query('stuffedareas')])