You can now copy a representation from one object to another

src/blenderbim/blenderbim/bim/module/geometry/__init__.py

@@ -20,13 +20,14 @@ import bpy
 from . import ui, prop, operator
 
 classes = (
-    operator.EditObjectPlacement,
     operator.AddRepresentation,
-    operator.SwitchRepresentation,
-    operator.RemoveRepresentation,
-    operator.UpdateRepresentation,
-    operator.UpdateParametricRepresentation,
+    operator.CopyRepresentation,
+    operator.EditObjectPlacement,
     operator.GetRepresentationIfcParameters,
+    operator.RemoveRepresentation,
+    operator.SwitchRepresentation,
+    operator.UpdateParametricRepresentation,
+    operator.UpdateRepresentation,
     prop.BIMGeometryProperties,
     ui.BIM_PT_derived_placements,
     ui.BIM_PT_representations,

src/blenderbim/blenderbim/bim/module/geometry/operator.py

@@ -17,16 +17,18 @@
 # along with BlenderBIM Add-on.  If not, see <http://www.gnu.org/licenses/>.
 
 import bpy
+import bmesh
+import logging
 import numpy as np
 import ifcopenshell
 import ifcopenshell.util.unit
 import ifcopenshell.util.element
 import ifcopenshell.util.representation
-import logging
 import ifcopenshell.api
 import blenderbim.core.geometry as core
 import blenderbim.core.style
 import blenderbim.tool as tool
+import blenderbim.bim.handler
 from blenderbim.bim.ifc import IfcStore
 from blenderbim.bim import import_ifc
 from ifcopenshell.api.geometry.data import Data
@@ -38,6 +40,7 @@ from mathutils import Vector
 class Operator:
     def execute(self, context):
         IfcStore.execute_ifc_operator(self, context)
+        blenderbim.bim.handler.refresh_ui_data()
         return {"FINISHED"}
 
 
@@ -53,7 +56,7 @@ class EditObjectPlacement(bpy.types.Operator, Operator):
             core.edit_object_placement(tool.Ifc, tool.Surveyor, obj=obj)
 
 
-class AddRepresentation(bpy.types.Operator):
+class AddRepresentation(bpy.types.Operator, Operator):
     bl_idname = "bim.add_representation"
     bl_label = "Add Representation"
     bl_options = {"REGISTER", "UNDO"}
@@ -62,9 +65,6 @@ class AddRepresentation(bpy.types.Operator):
     ifc_representation_class: bpy.props.StringProperty()
     profile_set_usage: bpy.props.IntProperty()
 
-    def execute(self, context):
-        return IfcStore.execute_ifc_operator(self, context)
-
     def _execute(self, context):
         obj = bpy.data.objects.get(self.obj) if self.obj else context.active_object
         self.file = IfcStore.get_file()
@@ -232,16 +232,13 @@ class SwitchRepresentation(bpy.types.Operator):
                     self.element_obj.modifiers.remove(modifier)
 
 
-class RemoveRepresentation(bpy.types.Operator):
+class RemoveRepresentation(bpy.types.Operator, Operator):
     bl_idname = "bim.remove_representation"
     bl_label = "Remove Representation"
     bl_options = {"REGISTER", "UNDO"}
     obj: bpy.props.StringProperty()
     representation_id: bpy.props.IntProperty()
 
-    def execute(self, context):
-        return IfcStore.execute_ifc_operator(self, context)
-
     def _execute(self, context):
         self.file = IfcStore.get_file()
         representation = self.file.by_id(self.representation_id)
@@ -415,3 +412,22 @@ class GetRepresentationIfcParameters(bpy.types.Operator):
                         if element[i]:
                             new.value = element[i]
         return {"FINISHED"}
+
+
+class CopyRepresentation(bpy.types.Operator, Operator):
+    bl_idname = "bim.copy_representation"
+    bl_label = "Copy Representation"
+    bl_options = {"REGISTER", "UNDO"}
+    obj: bpy.props.StringProperty()
+
+    def _execute(self, context):
+        if not context.active_object:
+            return
+        bm = bmesh.new()
+        bm.from_mesh(context.active_object.data)
+        for obj in context.selected_objects:
+            if obj == context.active_object:
+                continue
+            if obj.data:
+                bm.to_mesh(obj.data)
+                bpy.ops.bim.add_representation(obj=obj.name)

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

@@ -102,6 +102,9 @@ class BIM_PT_mesh(Panel):
         op.ifc_definition_id = props.ifc_definition_id
         op.disable_opening_subtractions = True
 
+        row = layout.row()
+        row.operator("bim.copy_representation")
+
         row = layout.row()
         row.operator("bim.update_representation")
 

src/blenderbim/test/bim/feature/geometry.feature

@@ -1,6 +1,5 @@
 @geometry
 Feature: Geometry
-    Covers geometry and coordinate manipulation
 
 Scenario: Edit object placement
     Given an empty IFC project
@@ -11,3 +10,17 @@ Scenario: Edit object placement
     And the object "IfcWall/Cube" is selected
     When I press "bim.edit_object_placement"
     Then nothing happens
+
+Scenario: Copy representation
+    Given an empty IFC project
+    And I add a cube
+    And the object "Cube" is selected
+    And I set "scene.BIMRootProperties.ifc_class" to "IfcWall"
+    And I press "bim.assign_class"
+    And I add a cube
+    And the object "Cube" is selected
+    And I press "bim.assign_class"
+    And the object "IfcWall/Cube" is selected
+    And additionally the object "IfcWall/Cube.001" is selected
+    When I press "bim.copy_representation"
+    Then nothing happens

src/blenderbim/test/bim/test_feature.py

@@ -105,6 +105,7 @@ def the_object_name_is_selected(name):
     additionally_the_object_name_is_selected(name)
 
 
+@given(parsers.parse('additionally the object "{name}" is selected'))
 @when(parsers.parse('additionally the object "{name}" is selected'))
 def additionally_the_object_name_is_selected(name):
     obj = bpy.context.scene.objects.get(name)