Fix #2980. Minor cleanup to polish array panel UI.

src/blenderbim/blenderbim/bim/module/model/array.py

@@ -42,7 +42,7 @@ class AddArray(bpy.types.Operator, tool.Ifc.Operator):
             "z": 0.0,
             "use_local_space": True,
             "sync_children": False,
-            "dimension_input_type": "Increment",
+            "method": "OFFSET",
         }
 
         pset = ifcopenshell.util.element.get_pset(element, "BBIM_Array")
@@ -91,7 +91,7 @@ class EnableEditingArray(bpy.types.Operator, tool.Ifc.Operator):
         props.z = data["z"]
         props.use_local_space = data.get("use_local_space", False)
         props.sync_children = data.get("sync_children", False)
-        props.dimension_input_type = data.get("dimension_input_type", "Increment")
+        props.method = data.get("method", "OFFSET")
         props.is_editing = self.item
         return {"FINISHED"}
 
@@ -117,7 +117,7 @@ class EditArray(bpy.types.Operator, tool.Ifc.Operator):
             "z": props.z,
             "use_local_space": props.use_local_space,
             "sync_children": props.sync_children,
-            "dimension_input_type": props.dimension_input_type,
+            "method": props.method,
         }
 
         props.is_editing = -1

src/blenderbim/blenderbim/bim/module/model/prop.py

@@ -156,18 +156,15 @@ class BIMArrayProperties(PropertyGroup):
         description="Use local space for array items offset instead of world space",
         default=True,
     )
-    dimension_input_type: bpy.props.EnumProperty(
-        items=(
-            ("Increment", "Increment", ""),
-            ("Total", "Total", ""),
-        ),
-        name="Type of input dimension",
-        default="Increment",
+    method: bpy.props.EnumProperty(
+        items=(("OFFSET", "Offset", ""), ("DISTRIBUTE", "Distribute", "")),
+        name="Method",
+        default="OFFSET",
     )
     sync_children: bpy.props.BoolProperty(
         name="Sync Children",
-        description="Keep children objects in sync with parent object",
-        default = False,
+        description="Regenerate all children based on the parent object",
+        default=False,
     )
 
 

src/blenderbim/blenderbim/bim/module/model/ui.py

@@ -171,7 +171,7 @@ class BIM_PT_array(bpy.types.Panel):
                     row.operator("bim.edit_array", icon="CHECKMARK", text="").item = i
                     row.operator("bim.disable_editing_array", icon="CANCEL", text="")
                     row = box.row(align=True)
-                    row.prop(props, "dimension_input_type")
+                    row.prop(props, "method")
                     row = box.row(align=True)
                     row.prop(props, "use_local_space")
                     row.prop(props, "sync_children")
@@ -185,18 +185,15 @@ class BIM_PT_array(bpy.types.Panel):
                     row = col.row(align=True)
                     row.prop(props, "z")
                     row.operator("bim.input_cursor_z_array", icon="CURSOR", text="")
-
                 else:
                     row = box.row(align=True)
-                    row.label(text=f"{array['count']} Items", icon="MOD_ARRAY")
+                    name = f"{array['count']} Items ({array.get('method', 'OFFSET').capitalize()})"
+                    row.label(text=name, icon="MOD_ARRAY")
                     row.operator("bim.enable_editing_array", icon="GREASEPENCIL", text="").item = i
                     row.operator("bim.remove_array", icon="X", text="").item = i
                     row = box.row(align=True)
-                    row.label(text=f"Dimension input type: {array.get('dimension_input_type', 'Increment')}")
-                    row = box.row(align=True)
-                    row.label(text=f"Use Local Space: {array.get('use_local_space', False)}")
-                    row = box.row(align=True)
-                    row.label(text=f"X: {array['x']}")
+                    icon = "EMPTY_ARROWS" if array.get("use_local_space", False) else "EMPTY_AXIS"
+                    row.label(text=f"X: {array['x']}", icon=icon)
                     row.label(text=f"Y: {array['y']}")
                     row.label(text=f"Z: {array['z']}")
         else:

src/blenderbim/blenderbim/tool/model.py

@@ -421,13 +421,14 @@ class Model(blenderbim.core.tool.Model):
                     obj = tool.Ifc.get_object(element)
                     if obj:
                         tool.Geometry.delete_ifc_object(obj)
+                array["children"].clear()
 
             child_i = 0
             existing_children = set(array["children"])
             total_existing_children = len(array["children"])
             children_elements = []
             children_objs = []
-            if array["dimension_input_type"] == "Total":
+            if array["method"] == "DISTRIBUTE":
                 divider = 1 if ((array["count"] - 1) == 0) else (array["count"] - 1)
                 base_offset = Vector([array["x"] / divider, array["y"] / divider, array["z"] / divider]) * unit_scale
             else: