bim.decorate_boundaries to decorate all boundaries in the scene

It's added as alt+v hotkey in Spatial Tool
Now it's possible to combine it with bim.load_project_space_boundaries to show decorations for all the boundaries or to keep the boundaries after Alt+B and just disable the decorations.

example - https://imgur.com/a/ecbPz13

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

@@ -22,6 +22,7 @@ from . import ui, operator, prop
 classes = (
     operator.AddBoundary,
     operator.ColourByRelatedBuildingElement,
+    operator.DecorateBoundaries,
     operator.DisableEditingBoundary,
     operator.DisableEditingBoundaryGeometry,
     operator.EditBoundaryAttributes,

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

@@ -24,6 +24,7 @@ import mathutils
 import numpy as np
 import multiprocessing
 import ifcopenshell.api
+import ifcopenshell.geom
 import ifcopenshell.util.unit
 import ifcopenshell.util.shape
 import ifcopenshell.util.element
@@ -37,6 +38,7 @@ from blenderbim.bim.ifc import IfcStore
 from blenderbim.bim.module.model.decorator import ProfileDecorator
 from blenderbim.bim.module.boundary.decorator import BoundaryDecorator
 import blenderbim.core
+import blenderbim.core.geometry
 
 
 def get_boundaries_collection(blender_space):
@@ -147,7 +149,9 @@ class Loader:
         self.ifc_importer = import_ifc.IfcImporter(ifc_import_settings)
         self.ifc_importer.file = self.ifc_file
 
-    def load_boundary(self, boundary, blender_space=None):
+    def load_boundary(
+        self, boundary: ifcopenshell.entity_instance, blender_space: bpy.types.Object = None
+    ) -> bpy.types.Object:
         if not blender_space:
             if not boundary.RelatingSpace:
                 self.operator.report(
@@ -509,10 +513,10 @@ class DisableEditingBoundaryGeometry(bpy.types.Operator, tool.Ifc.Operator):
 class ShowBoundaries(bpy.types.Operator, tool.Ifc.Operator):
     bl_idname = "bim.show_boundaries"
     bl_label = "Show Boundaries"
+    bl_description = "Load selected objects boundaries if they are not loaded"
     bl_options = {"REGISTER", "UNDO"}
 
     def _execute(self, context):
-        props = bpy.context.scene.BIMBoundaryProperties
         loader = Loader(self)
         for obj in context.selected_objects:
             element = tool.Ifc.get_entity(obj)
@@ -524,7 +528,7 @@ class ShowBoundaries(bpy.types.Operator, tool.Ifc.Operator):
             for rel in element.BoundedBy or []:
                 boundary_obj = loader.load_boundary(rel, obj)
                 tool.Boundary.decorate_boundary(boundary_obj)
-        BoundaryDecorator.install(bpy.context)
+        BoundaryDecorator.install(context)
         return {"FINISHED"}
 
 
@@ -557,6 +561,36 @@ class HideBoundaries(bpy.types.Operator, tool.Ifc.Operator):
         return {"FINISHED"}
 
 
+class DecorateBoundaries(bpy.types.Operator, tool.Ifc.Operator):
+    bl_idname = "bim.decorate_boundaries"
+    bl_label = "Toggle Boundaries Decorations"
+    bl_description = "Add special decorations for all boundaries in the scene or hide them if they are already added"
+    bl_options = {"REGISTER", "UNDO"}
+
+    def _execute(self, context):
+        props = context.scene.BIMBoundaryProperties
+        # filter not decorated boundaries and add decorations for them
+        decorated_boundaries = set([i.obj for i in props.boundaries])
+        active_boundaries = set()
+        for element in tool.Ifc.get().by_type("IfcRelSpaceBoundary"):
+            obj = tool.Ifc.get_object(element)
+            if obj is not None:
+                active_boundaries.add(obj)
+
+        boundaries_to_decorate = active_boundaries - decorated_boundaries
+        if boundaries_to_decorate:
+            for obj in boundaries_to_decorate:
+                tool.Boundary.decorate_boundary(obj)
+            BoundaryDecorator.install(context)
+        else:
+            for obj in decorated_boundaries:
+                tool.Boundary.undecorate_boundary(obj)
+            props.boundaries.clear()
+            BoundaryDecorator.uninstall()
+            tool.Blender.update_viewport()
+        return {"FINISHED"}
+
+
 class AddBoundary(bpy.types.Operator, tool.Ifc.Operator):
     bl_idname = "bim.add_boundary"
     bl_label = "Add Boundary"

src/blenderbim/blenderbim/bim/module/spatial/workspace.py

@@ -48,6 +48,7 @@ class SpatialTool(WorkSpaceTool):
         ("bim.spatial_hotkey", {"type": "B", "value": "PRESS", "shift": True}, {"properties": [("hotkey", "S_B")]}),
         ("bim.spatial_hotkey", {"type": "A", "value": "PRESS", "shift": True}, {"properties": [("hotkey", "S_A")]}),
         ("bim.spatial_hotkey", {"type": "B", "value": "PRESS", "alt": True}, {"properties": [("hotkey", "A_B")]}),
+        ("bim.spatial_hotkey", {"type": "V", "value": "PRESS", "alt": True}, {"properties": [("hotkey", "A_V")]}),
         ("bim.spatial_hotkey", {"type": "T", "value": "PRESS", "shift": True}, {"properties": [("hotkey", "S_T")]}),
         ("bim.spatial_hotkey", {"type": "G", "value": "PRESS", "shift": True}, {"properties": [("hotkey", "S_G")]}),
         ("bim.spatial_hotkey", {"type": "H", "value": "PRESS", "shift": True}, {"properties": [("hotkey", "S_H")]}),
@@ -92,6 +93,8 @@ class SpatialToolUI:
         if context.active_object and context.selected_objects:
             cls.draw_selected_object_interface(context)
 
+        add_layout_hotkey(cls.layout, "Decorate Boundaries", "A_V", bpy.ops.bim.decorate_boundaries.__doc__)
+
     @classmethod
     def draw_default_interface(cls, context):
         row = cls.layout.row(align=True)
@@ -129,7 +132,7 @@ class SpatialToolUI:
         row.prop(cls.model_props, "boundary_class", text="")
         row.operator("bim.add_boundary", text="Add Boundary")
 
-        add_layout_hotkey(cls.layout, "Boundaries", "A_B", "Toggle boundaries")
+        add_layout_hotkey(cls.layout, "Boundaries", "A_B", "Load/unload boundaries on selected objects")
 
     @classmethod
     def draw_type_selection_interface(cls, context):
@@ -184,6 +187,9 @@ class Hotkey(bpy.types.Operator, Operator):
         else:
             bpy.ops.bim.show_boundaries()
 
+    def hotkey_A_V(self):
+        bpy.ops.bim.decorate_boundaries()
+
     def hotkey_S_T(self):
         bpy.ops.bim.toggle_space_visibility()
 

src/blenderbim/blenderbim/tool/boundary.py

@@ -72,7 +72,11 @@ class Boundary(blenderbim.core.tool.Boundary):
         obj.matrix_world = space.matrix_world
 
     @classmethod
-    def decorate_boundary(cls, obj):
+    def decorate_boundary(cls, obj: bpy.types.Object) -> None:
         new = bpy.context.scene.BIMBoundaryProperties.boundaries.add()
         new.obj = obj
         obj.show_in_front = True
+
+    @classmethod
+    def undecorate_boundary(cls, obj: bpy.types.Object) -> None:
+        obj.show_in_front = False