Annotations are now auto collected correctly and simpler drawings UI. See #1153.

src/blenderbim/blenderbim/bim/module/drawing/annotation.py

@@ -35,13 +35,13 @@ class Annotator:
         return float(sizes[str(size)])
 
     @staticmethod
-    def add_text(context, related_element=None):
+    def add_text(related_element=None):
         curve = bpy.data.curves.new(type="FONT", name="Text")
         curve.body = "TEXT"
         obj = bpy.data.objects.new("Text", curve)
-        obj.matrix_world = context.scene.camera.matrix_world
+        obj.matrix_world = bpy.context.scene.camera.matrix_world
         if related_element is None:
-            location, _, _, _ = Annotator.get_placeholder_coords(context)
+            location, _, _, _ = Annotator.get_placeholder_coords(bpy.context)
         else:
             obj.data.BIMTextProperties.related_element = related_element
             location = related_element.location
@@ -50,12 +50,12 @@ class Annotator:
         font = bpy.data.fonts.get("OpenGost TypeB TT")
         if not font:
             font = bpy.data.fonts.load(
-                os.path.join(context.scene.BIMProperties.data_dir, "fonts", "OpenGost Type B TT.ttf")
+                os.path.join(bpy.context.scene.BIMProperties.data_dir, "fonts", "OpenGost Type B TT.ttf")
             )
             font.name = "OpenGost Type B TT"
         obj.data.font = font
         obj.data.BIMTextProperties.font_size = "2.5"
-        collection = context.scene.camera.users_collection[0]
+        collection = bpy.context.scene.camera.users_collection[0]
         collection.objects.link(obj)
         Annotator.resize_text(obj)
         return obj
@@ -83,9 +83,9 @@ class Annotator:
         text_obj.data.size = font_size
 
     @staticmethod
-    def add_line_to_annotation(obj, context, co1=None, co2=None):
+    def add_line_to_annotation(obj, co1=None, co2=None):
         if co1 is None:
-            co1, co2, _, _ = Annotator.get_placeholder_coords(context)
+            co1, co2, _, _ = Annotator.get_placeholder_coords()
         co1 = obj.matrix_world.inverted() @ co1
         co2 = obj.matrix_world.inverted() @ co2
         if isinstance(obj.data, bpy.types.Mesh):
@@ -102,8 +102,8 @@ class Annotator:
         return obj
 
     @staticmethod
-    def add_plane_to_annotation(obj, context):
+    def add_plane_to_annotation(obj):
-        co1, co2, co3, co4 = Annotator.get_placeholder_coords(context)
+        co1, co2, co3, co4 = Annotator.get_placeholder_coords()
         co1 = obj.matrix_world.inverted() @ co1  # bot left
         co2 = obj.matrix_world.inverted() @ co2  # top left
         co3 = obj.matrix_world.inverted() @ co3  # bot right
@@ -151,8 +151,8 @@ class Annotator:
         return obj
 
     @staticmethod
-    def get_annotation_obj(object_type, data_type, context):
+    def get_annotation_obj(object_type, data_type):
-        collection = context.scene.camera.users_collection[0]
+        collection = bpy.context.scene.camera.users_collection[0]
         if object_type == "TEXT":
             obj = bpy.data.objects.new(object_type, None)
             collection.objects.link(obj)
@@ -179,11 +179,15 @@ class Annotator:
         return obj
 
     @staticmethod
-    def get_placeholder_coords(context):
+    def get_placeholder_coords():
-        camera = context.scene.camera
+        camera = bpy.context.scene.camera
         z_offset = camera.matrix_world.to_quaternion() @ Vector((0, 0, -1))
-        if context.scene.render.resolution_x > context.scene.render.resolution_y:
+        if bpy.context.scene.render.resolution_x > bpy.context.scene.render.resolution_y:
-            y = camera.data.ortho_scale * (context.scene.render.resolution_y / context.scene.render.resolution_x) / 4
+            y = (
+                camera.data.ortho_scale
+                * (bpy.context.scene.render.resolution_y / bpy.context.scene.render.resolution_x)
+                / 4
+            )
         else:
             y = camera.data.ortho_scale / 4
         y_offset = camera.matrix_world.to_quaternion() @ Vector((0, y, 0))

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

@@ -399,7 +399,8 @@ class CreateDrawing(bpy.types.Operator):
         # https://stackoverflow.com/questions/36018627/sorting-child-elements-with-lxml-based-on-attribute-value
         group = root.find("{http://www.w3.org/2000/svg}g")
         # group[:] = sorted(group, key=lambda e : "projection" in e.get("class"))
-        group[:] = reversed(group)
+        if group:
+            group[:] = reversed(group)
 
     def canonicalise_class_name(self, name):
         return re.sub("[^0-9a-zA-Z]+", "", name)
@@ -520,7 +521,7 @@ class CreateDrawing(bpy.types.Operator):
         return "mat-" + str(element.id())
 
 
-class AddAnnotation(bpy.types.Operator):
+class AddAnnotation(bpy.types.Operator, Operator):
     bl_idname = "bim.add_annotation"
     bl_label = "Add Annotation"
     bl_options = {"REGISTER", "UNDO"}
@@ -531,56 +532,11 @@ class AddAnnotation(bpy.types.Operator):
     def poll(cls, context):
         return IfcStore.get_file() and context.scene.camera
 
-    def execute(self, context):
-        return IfcStore.execute_ifc_operator(self, context)
-
     def _execute(self, context):
-        context.scene.DocProperties.should_draw_decorations = True
+        drawing = tool.Ifc.get_entity(context.scene.camera)
-        subcontext = ifcopenshell.util.representation.get_context(
+        if not drawing:
-            IfcStore.get_file(), "Plan", "Annotation", context.scene.camera.data.BIMCameraProperties.target_view
+            return
-        )
+        core.add_annotation(tool.Ifc, tool.Collector, tool.Drawing, drawing=drawing, object_type=self.object_type)
-        if not subcontext:
-            return {"FINISHED"}
-        # TODO: reimplement bulk smart tagging
-        # if self.data_type == "text":
-        #    if context.selected_objects:
-        #        for selected_object in context.selected_objects:
-        #            obj = annotation.Annotator.add_text(context, related_element=selected_object)
-        #    else:
-        #        obj = annotation.Annotator.add_text(context)
-        # else:
-        obj = annotation.Annotator.get_annotation_obj(self.object_type, self.data_type, context)
-        if self.object_type == "BREAKLINE":
-            obj = annotation.Annotator.add_plane_to_annotation(obj, context)
-        elif self.object_type != "TEXT":
-            obj = annotation.Annotator.add_line_to_annotation(obj, context)
-
-        if not obj.BIMObjectProperties.ifc_definition_id:
-            ifc_representation_class = ""
-            if self.object_type == "TEXT":
-                ifc_representation_class = "IfcTextLiteral"
-            elif self.object_type == "TEXT_LEADER":
-                ifc_representation_class = "IfcGeometricCurveSet/IfcTextLiteral"
-            bpy.ops.bim.assign_class(
-                obj=obj.name,
-                ifc_class="IfcAnnotation",
-                context_id=subcontext.id(),
-                ifc_representation_class=ifc_representation_class,
-            )
-            element = tool.Ifc.get_entity(obj)
-            element.ObjectType = self.object_type
-            camera = tool.Ifc.get_entity(context.scene.camera)
-            group = [r for r in camera.HasAssignments if r.is_a("IfcRelAssignsToGroup")][0].RelatingGroup
-            bpy.ops.bim.assign_group(product=obj.name, group=group.id())
-        else:
-            bpy.ops.bim.update_representation(obj=obj.name)
-
-        bpy.ops.object.select_all(action="DESELECT")
-        context.view_layer.objects.active = obj
-        obj.select_set(True)
-        if obj.data:
-            bpy.ops.object.mode_set(mode="EDIT")
-        return {"FINISHED"}
 
 
 class AddSheet(bpy.types.Operator, Operator):

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

@@ -312,7 +312,6 @@ class BIM_PT_text(Panel):
 class BIM_PT_annotation_utilities(Panel):
     bl_idname = "BIM_PT_annotation_utilities"
     bl_label = "Annotation"
-    bl_options = {"DEFAULT_CLOSED"}
     bl_space_type = "VIEW_3D"
     bl_region_type = "UI"
     bl_category = "BIM Documentation"
@@ -322,13 +321,6 @@ class BIM_PT_annotation_utilities(Panel):
 
         self.props = context.scene.DocProperties
 
-        row = layout.row(align=True)
-        row.operator("bim.clean_wireframes")
-        row = layout.row(align=True)
-        row.operator("bim.add_grid")
-        row = layout.row(align=True)
-        row.operator("bim.add_sections_annotations")
-
         row = layout.row(align=True)
         op = row.operator("bim.add_annotation", text="Dim", icon="ARROW_LEFTRIGHT")
         op.object_type = "DIMENSION"
@@ -369,8 +361,8 @@ class BIM_PT_annotation_utilities(Panel):
         op.object_type = "MISC"
         op.data_type = "mesh"
 
-        layout.prop(self.props, "should_draw_decorations")
+        row = layout.row(align=True)
-        layout.prop(self.props, "decorations_colour")
+        row.prop(self.props, "should_draw_decorations", text="Viewport Annotations")
 
 
 class BIM_UL_drawinglist(bpy.types.UIList):

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

@@ -47,3 +47,5 @@ class BIM_PT_misc_utilities(bpy.types.Panel):
         row.operator("bim.get_connected_system_elements")
         row = layout.row()
         row.operator("bim.draw_system_arrows")
+        row = layout.row()
+        row.operator("bim.clean_wireframes")

src/blenderbim/blenderbim/bim/ui.py

@@ -152,6 +152,9 @@ class BIM_ADDON_preferences(bpy.types.AddonPreferences):
         row = layout.row()
         row.prop(context.scene.BIMModelProperties, "occurrence_name_function")
 
+        row = self.layout.row()
+        row.prop(context.scene.DocProperties, "decorations_colour")
+
         row = self.layout.row(align=True)
         row.prop(context.scene.BIMProperties, "schema_dir")
         row.operator("bim.select_schema_dir", icon="FILE_FOLDER", text="")

src/blenderbim/blenderbim/core/drawing.py

@@ -111,7 +111,7 @@ def add_drawing(ifc, collector, drawing, target_view=None, location_hint=None):
         ifc_representation_class=None,
     )
     group = ifc.run("group.add_group")
-    ifc.run("group.edit_group", group=group, attributes={"Name": drawing_name})
+    ifc.run("group.edit_group", group=group, attributes={"Name": drawing_name, "ObjectType": "DRAWING"})
     ifc.run("group.assign_group", group=group, product=element)
     collector.assign(camera)
     pset = ifc.run("pset.add_pset", product=element, name="EPset_Drawing")
@@ -137,3 +137,24 @@ def update_drawing_name(ifc, drawing_tool, drawing=None, name=None):
     if drawing_tool.get_name(group) != name:
         ifc.run("attribute.edit_attributes", product=group, attributes={"Name": name})
     drawing_tool.set_drawing_collection_name(group, drawing_tool.get_drawing_collection(drawing))
+
+
+def add_annotation(ifc, collector, drawing_tool, drawing=None, object_type=None):
+    context = drawing_tool.get_annotation_context(drawing_tool.get_drawing_target_view(drawing))
+    if not context:
+        return
+    drawing_tool.show_decorations()
+    obj = drawing_tool.create_annotation_object(object_type)
+    element = ifc.get_entity(obj)
+    if not element:
+        element = drawing_tool.run_root_assign_class(
+            obj=obj,
+            ifc_class="IfcAnnotation",
+            predefined_type=object_type,
+            should_add_representation=True,
+            context=context,
+            ifc_representation_class=drawing_tool.get_ifc_representation_class(object_type),
+        )
+        ifc.run("group.assign_group", group=drawing_tool.get_drawing_group(drawing), product=element)
+    collector.assign(obj)
+    drawing_tool.enable_editing(obj)

src/blenderbim/blenderbim/core/tool.py

@@ -135,6 +135,7 @@ class Debug:
 
 @interface
 class Drawing:
+    def create_annotation_object(cls, object_type): pass
     def create_camera(cls, name, matrix): pass
     def create_svg_sheet(cls, document, titleblock): pass
     def delete_collection(cls, collection): pass
@@ -143,6 +144,7 @@ class Drawing:
     def disable_editing_sheets(cls): pass
     def disable_editing_text(cls, obj): pass
     def disable_editing_text_product(cls, obj): pass
+    def enable_editing(cls, obj): pass
     def enable_editing_drawings(cls): pass
     def enable_editing_sheets(cls): pass
     def enable_editing_text(cls, obj): pass
@@ -152,10 +154,14 @@ class Drawing:
     def export_text_literal_attributes(cls, obj): pass
     def generate_drawing_matrix(cls, target_view, location_hint): pass
     def generate_sheet_identification(cls): pass
+    def get_annotation_context(cls, target_view): pass
     def get_body_context(cls): pass
     def get_drawing_collection(cls, drawing): pass
     def get_drawing_group(cls, drawing): pass
+    def get_drawing_target_view(cls, drawing): pass
     def get_group_elements(cls, group): pass
+    def get_ifc_representation_class(cls, object_type): pass
+    def get_name(cls, element): pass
     def get_sheet_filename(cls, document): pass
     def get_text_literal(cls, obj): pass
     def get_text_product(cls, element): pass
@@ -165,6 +171,8 @@ class Drawing:
     def import_text_product(cls, obj): pass
     def open_svg(cls, filepath): pass
     def run_root_assign_class(cls, obj=None, ifc_class=None, predefined_type=None, should_add_representation=True, context=None, ifc_representation_class=None): pass
+    def set_drawing_collection_name(cls, group, collection): pass
+    def show_decorations(cls): pass
     def update_text_value(cls, obj): pass
 
 

src/blenderbim/blenderbim/tool/collector.py

@@ -125,9 +125,9 @@ class Collector(blenderbim.core.tool.Collector):
                     return axes_col[0]
                 return bpy.data.collections.new(axes)
 
-        if element.is_a("IfcAnnotation") and element.ObjectType == "DRAWING":
+        if element.is_a("IfcAnnotation"):
             for rel in element.HasAssignments or []:
-                if rel.is_a("IfcRelAssignsToGroup"):
+                if rel.is_a("IfcRelAssignsToGroup") and rel.RelatingGroup.ObjectType == "DRAWING":
                     name = "IfcGroup/" + rel.RelatingGroup.Name
                     return bpy.data.collections.get(name, bpy.data.collections.new(name))
 
@@ -162,8 +162,10 @@ class Collector(blenderbim.core.tool.Collector):
             if grid_obj:
                 return bpy.data.collections.get(grid_obj.name)
 
-        if element.is_a("IfcAnnotation") and element.ObjectType == "DRAWING":
+        if element.is_a("IfcAnnotation"):
-            return cls._create_project_child_collection("Views")
+            for rel in element.HasAssignments or []:
+                if rel.is_a("IfcRelAssignsToGroup") and rel.RelatingGroup.ObjectType == "DRAWING":
+                    return cls._create_project_child_collection("Views")
 
         if element.is_a("IfcStructuralItem"):
             return cls._create_project_child_collection("StructuralItems")

src/blenderbim/blenderbim/tool/drawing.py

@@ -25,9 +25,31 @@ import blenderbim.core.tool
 import blenderbim.tool as tool
 import ifcopenshell.util.representation
 import blenderbim.bim.module.drawing.sheeter as sheeter
+import blenderbim.bim.module.drawing.annotation as annotation
 
 
 class Drawing(blenderbim.core.tool.Drawing):
+    @classmethod
+    def create_annotation_object(cls, object_type):
+        data_type = {
+            "DIMENSION": "curve",
+            "EQUAL_DIMENSION": "curve",
+            "TEXT": "empty",
+            "TEXT_LEADER": "curve",
+            "STAIR_ARROW": "curve",
+            "HIDDEN_LINE": "mesh",
+            "PLAN_LEVEL": "curve",
+            "SECTION_LEVEL": "curve",
+            "BREAKLINE": "mesh",
+            "MISC": "mesh",
+        }[object_type]
+        obj = annotation.Annotator.get_annotation_obj(object_type, data_type)
+        if object_type == "BREAKLINE":
+            obj = annotation.Annotator.add_plane_to_annotation(obj)
+        elif object_type != "TEXT":
+            obj = annotation.Annotator.add_line_to_annotation(obj)
+        return obj
+
     @classmethod
     def create_camera(cls, name, matrix):
         camera = bpy.data.objects.new(name, bpy.data.cameras.new(name))
@@ -77,6 +99,14 @@ class Drawing(blenderbim.core.tool.Drawing):
     def disable_editing_text_product(cls, obj):
         obj.BIMTextProperties.is_editing_product = False
 
+    @classmethod
+    def enable_editing(cls, obj):
+        bpy.ops.object.select_all(action="DESELECT")
+        bpy.context.view_layer.objects.active = obj
+        obj.select_set(True)
+        if obj.data:
+            bpy.ops.object.mode_set(mode="EDIT")
+
     @classmethod
     def enable_editing_drawings(cls):
         bpy.context.scene.DocProperties.is_editing_drawings = True
@@ -116,6 +146,10 @@ class Drawing(blenderbim.core.tool.Drawing):
     def export_text_literal_attributes(cls, obj):
         return blenderbim.bim.helper.export_attributes(obj.BIMTextProperties.attributes)
 
+    @classmethod
+    def get_annotation_context(cls, target_view):
+        return ifcopenshell.util.representation.get_context(tool.Ifc.get(), "Plan", "Annotation", target_view)
+
     @classmethod
     def get_body_context(cls):
         return ifcopenshell.util.representation.get_context(tool.Ifc.get(), "Model", "Body", "MODEL_VIEW")
@@ -131,11 +165,23 @@ class Drawing(blenderbim.core.tool.Drawing):
             if rel.is_a("IfcRelAssignsToGroup"):
                 return rel.RelatingGroup
 
+    @classmethod
+    def get_drawing_target_view(cls, drawing):
+        return ifcopenshell.util.element.get_psets(drawing)["EPset_Drawing"]["TargetView"]
+
     @classmethod
     def get_group_elements(cls, group):
         for rel in group.IsGroupedBy or []:
             return rel.RelatedObjects
 
+    @classmethod
+    def get_ifc_representation_class(cls, object_type):
+        if object_type == "TEXT":
+            return "IfcTextLiteral"
+        elif object_type == "TEXT_LEADER":
+            return "IfcGeometricCurveSet/IfcTextLiteral"
+        return ""
+
     @classmethod
     def get_name(cls, element):
         return element.Name
@@ -286,6 +332,10 @@ class Drawing(blenderbim.core.tool.Drawing):
     def set_drawing_collection_name(cls, group, collection):
         collection.name = f"IfcGroup/{group.Name}"
 
+    @classmethod
+    def show_decorations(cls):
+        bpy.context.scene.DocProperties.should_draw_decorations = True
+
     @classmethod
     def update_text_value(cls, obj):
         element = cls.get_text_literal(obj)

src/blenderbim/test/core/test_drawing.py

@@ -198,3 +198,31 @@ class TestUpdateDrawingName:
         drawing.get_drawing_collection("drawing").should_be_called().will_return("collection")
         drawing.set_drawing_collection_name("group", "collection").should_be_called()
         subject.update_drawing_name(ifc, drawing, drawing="drawing", name="name")
+
+
+class TestAddAnnotation:
+    def test_run(self, ifc, collector, drawing):
+        drawing.show_decorations().should_be_called()
+        drawing.get_drawing_target_view("drawing").should_be_called().will_return("target_view")
+        drawing.get_annotation_context("target_view").should_be_called().will_return("context")
+        drawing.create_annotation_object("object_type").should_be_called().will_return("obj")
+        ifc.get_entity("obj").should_be_called().will_return(None)
+        drawing.get_ifc_representation_class("object_type").should_be_called().will_return("ifc_representation_class")
+        drawing.run_root_assign_class(
+            obj="obj",
+            ifc_class="IfcAnnotation",
+            predefined_type="object_type",
+            should_add_representation=True,
+            context="context",
+            ifc_representation_class="ifc_representation_class",
+        ).should_be_called().will_return("element")
+        drawing.get_drawing_group("drawing").should_be_called().will_return("group")
+        ifc.run("group.assign_group", group="group", product="element").should_be_called()
+        collector.assign("obj").should_be_called()
+        drawing.enable_editing("obj").should_be_called()
+        subject.add_annotation(ifc, collector, drawing, drawing="drawing", object_type="object_type")
+
+    def test_do_not_add_without_an_annotation_context(self, ifc, collector, drawing):
+        drawing.get_drawing_target_view("drawing").should_be_called().will_return("target_view")
+        drawing.get_annotation_context("target_view").should_be_called().will_return(None)
+        subject.add_annotation(ifc, collector, drawing, drawing="drawing", object_type="object_type")

src/blenderbim/test/tool/test_collector.py

@@ -221,6 +221,20 @@ class TestAssign(NewFile):
         element = tool.Ifc.get().createIfcAnnotation(ObjectType="DRAWING")
         tool.Ifc.link(element, element_obj)
         group = ifcopenshell.api.run("group.add_group", tool.Ifc.get())
+        group.ObjectType = "DRAWING"
+        ifcopenshell.api.run("group.assign_group", tool.Ifc.get(), product=element, group=group)
+        subject.assign(element_obj)
+        assert element_obj.users_collection[0].name == "IfcGroup/Unnamed"
+        assert bpy.data.collections.get("Views").children.get("IfcGroup/Unnamed")
+        assert bpy.data.collections.get("IfcProject/My Project").children.get("Views")
+
+    def test_in_decomposition_mode_annotations_are_placed_in_a_group_in_a_views_collection(self):
+        bpy.ops.bim.create_project()
+        element_obj = bpy.data.objects.new("IfcAnnotation/Name", None)
+        element = tool.Ifc.get().createIfcAnnotation()
+        tool.Ifc.link(element, element_obj)
+        group = ifcopenshell.api.run("group.add_group", tool.Ifc.get())
+        group.ObjectType = "DRAWING"
         ifcopenshell.api.run("group.assign_group", tool.Ifc.get(), product=element, group=group)
         subject.assign(element_obj)
         assert element_obj.users_collection[0].name == "IfcGroup/Unnamed"

src/blenderbim/test/tool/test_drawing.py

@@ -32,6 +32,11 @@ class TestImplementsTool(NewFile):
         assert isinstance(subject(), blenderbim.core.tool.Drawing)
 
 
+class TestCreateAnnotationObject(NewFile):
+    def test_nothing(self):
+        pass
+
+
 class TestCreateCamera(NewFile):
     def test_run(self):
         obj = subject.create_camera("Name", mathutils.Matrix())
@@ -105,6 +110,14 @@ class TestDisableEditingTextProduct(NewFile):
         assert obj.BIMTextProperties.is_editing_product == False
 
 
+class TestEnableEditing(NewFile):
+    def test_run(self):
+        obj = bpy.data.objects.new("Object", None)
+        bpy.context.scene.collection.objects.link(obj)
+        subject.enable_editing(obj)
+        assert obj in bpy.context.selected_objects
+
+
 class TestEnableEditingDrawings(NewFile):
     def test_run(self):
         bpy.context.scene.DocProperties.is_editing_drawings = False
@@ -174,6 +187,16 @@ class TestExportTextLiteralAttributes(NewFile):
         }
 
 
+class TestGetAnnotationContext(NewFile):
+    def test_run(self):
+        ifc = ifcopenshell.file()
+        context = ifc.createIfcGeometricRepresentationSubContext(
+            ContextType="Plan", ContextIdentifier="Annotation", TargetView="PLAN_VIEW"
+        )
+        tool.Ifc.set(ifc)
+        assert subject.get_annotation_context("PLAN_VIEW") == context
+
+
 class TestGetBodyContext(NewFile):
     def test_run(self):
         ifc = ifcopenshell.file()
@@ -207,6 +230,16 @@ class TestGetDrawingGroup(NewFile):
         assert subject.get_drawing_group(element) == group
 
 
+class TestGetDrawingTargetView(NewFile):
+    def test_run(self):
+        ifc = ifcopenshell.file()
+        tool.Ifc.set(ifc)
+        element = ifc.createIfcAnnotation()
+        pset = ifcopenshell.api.run("pset.add_pset", ifc, product=element, name="EPset_Drawing")
+        ifcopenshell.api.run("pset.edit_pset", ifc, pset=pset, properties={"TargetView": "PLAN_VIEW"})
+        assert subject.get_drawing_target_view(element) == "PLAN_VIEW"
+
+
 class TestGetGroupElements(NewFile):
     def test_run(self):
         ifc = ifcopenshell.file()
@@ -217,6 +250,13 @@ class TestGetGroupElements(NewFile):
         assert subject.get_group_elements(group) == (element,)
 
 
+class TestGetIfcRepresentationClass(NewFile):
+    def test_run(self):
+        assert subject.get_ifc_representation_class("TEXT") == "IfcTextLiteral"
+        assert subject.get_ifc_representation_class("TEXT_LEADER") == "IfcGeometricCurveSet/IfcTextLiteral"
+        assert subject.get_ifc_representation_class("FOOBAR") == ""
+
+
 class TestGetName(NewFile):
     def test_run(self):
         ifc = ifcopenshell.file()
@@ -451,6 +491,13 @@ class TestSetDrawingCollectionName(NewFile):
         assert collection.name == "IfcGroup/Foobaz"
 
 
+class TestShowDecorations(NewFile):
+    def test_run(self):
+        bpy.context.scene.DocProperties.should_draw_decorations = False
+        subject.show_decorations()
+        assert bpy.context.scene.DocProperties.should_draw_decorations is True
+
+
 class TestUpdateTextValue(NewFile):
     def test_updating_arbitrary_strings(self):
         TestGetTextLiteral().test_run()