#7 New Form

* extends KonovaCode filtering for parent objects matching given input
* renames data_form into form for easier template render support
* simplifies empty geometry form initialization

konova/forms.py

@@ -263,15 +263,14 @@ class SimpleGeomForm(BaseForm):
         # Initialize geometry
         try:
             geom = self.instance.geometry.geom
-            if geom is None:
-                raise AttributeError
+            self.empty = geom.empty
         except AttributeError:
-            # catches if no geometry has been added, yet. Replace with empty placeholder polygon.
-            geom = Polygon.from_bbox([0, 0, 0, 0])
-            # Zoom out to a very high level, so the user can see directly that there is no geometry for this entry
+            # If no geometry exists for this form, we simply set the value to None and zoom to the maximum level
+            geom = None
+            self.empty = True
             self.fields["geom"].widget.attrs["default_zoom"] = 1
+
         self.initialize_form_field("geom", geom)
-        self.area = geom.area
         if read_only:
             self.fields["geom"].disabled = True