BIM: BimViews upgrade

2024-12-11 09:23:59 +01:00
parent 438c6d730f
commit fbd7d201d5
18 changed files with 1043 additions and 150 deletions
@@ -114,7 +114,10 @@ def makeBuildingPart(objectslist=None,baseobj=None,name=None):
    if FreeCAD.GuiUp:
        ArchBuildingPart.ViewProviderBuildingPart(obj.ViewObject)
    if objectslist:
-        obj.addObjects(objectslist)
+        if isinstance(objectslist,(list,tuple)):
+            obj.addObjects(objectslist)
+        else:
+            obj.addObject(objectslist)
    return obj


@@ -147,6 +150,25 @@ def makeBuilding(objectslist=None,baseobj=None,name=None):
    return obj


+def make2DDrawing(objectslist=None,baseobj=None,name=None):
+
+    """makes a BuildingPart and turns it into a 2D drawing view"""
+
+    obj = makeBuildingPart(objectslist)
+    obj.Label = name if name else translate("Arch","Drawing")
+    obj.IfcType = "Annotation"
+    obj.ObjectType = "DRAWING"
+    obj.setEditorMode("Area",2)
+    obj.setEditorMode("Height",2)
+    obj.setEditorMode("LevelOffset",2)
+    obj.setEditorMode("OnlySolids",2)
+    obj.setEditorMode("HeightPropagate",2)
+    if FreeCAD.GuiUp:
+        obj.ViewObject.DisplayOffset = FreeCAD.Placement()
+        obj.ViewObject.ShowLevel = False
+    return obj
+
+
 def convertFloors(floor=None):

    """convert the given Floor or Building (or all Arch Floors from the
@@ -531,6 +531,8 @@ class ViewProviderBuildingPart:
                return ":/icons/Arch_Floor_Tree.svg"
            elif self.Object.IfcType == "Building":
                return ":/icons/Arch_Building_Tree.svg"
+            elif self.Object.IfcType == "Annotation":
+                return ":/icons/BIM_ArchView.svg"
        return ":/icons/Arch_BuildingPart_Tree.svg"

    def attach(self,vobj):
@@ -106,6 +106,7 @@ SET(bimcommands_SRCS
    bimcommands/BimDiff.py
    bimcommands/BimDimensions.py
    bimcommands/BimDoor.py
+    bimcommands/BimDrawingView.py
    bimcommands/BimEmptyTrash.py
    bimcommands/BimEquipment.py
    bimcommands/BimExamples.py
@@ -95,14 +95,16 @@ class BIMWorkbench(Workbench):
            "BIM_DimensionVertical",
            "BIM_Leader",
            "Draft_Label",
+            "Draft_Hatch",
            "Arch_Axis",
            "Arch_AxisSystem",
            "Arch_Grid",
            "Arch_SectionPlane",
-            "Draft_Hatch",
+            "BIM_DrawingView",
+            "BIM_Shape2DView",
+            "BIM_Shape2DCut",
            "BIM_TDPage",
            "BIM_TDView",
-            "BIM_Shape2DView",
        ]

        self.bimtools = [
@@ -81,6 +81,7 @@
        <file>icons/Arch_ToggleSubs.svg</file>
        <file>icons/Arch_Truss.svg</file>
        <file>icons/Arch_Truss_Tree.svg</file>
+        <file>icons/Arch_View_Cut.svg</file>
        <file>icons/Arch_Wall.svg</file>
        <file>icons/Arch_Wall_Clone.svg</file>
        <file>icons/Arch_Wall_Tree.svg</file>
@@ -89,6 +90,7 @@
        <file>icons/Arch_Window_Clone.svg</file>
        <file>icons/Arch_Window_Tree.svg</file>
        <file>icons/BIMWorkbench.svg</file>
+        <file>icons/BIM_ArchView.svg</file>
        <file>icons/BIM_Background.svg</file>
        <file>icons/BIM_Beam.svg</file>
        <file>icons/BIM_Box.svg</file>
@@ -108,6 +110,7 @@
        <file>icons/BIM_IfcProperties.svg</file>
        <file>icons/BIM_IfcQuantities.svg</file>
        <file>icons/BIM_ImagePlane.svg</file>
+        <file>icons/BIM_InsertView.svg</file>
        <file>icons/BIM_Layers.svg</file>
        <file>icons/BIM_Leader.svg</file>
        <file>icons/BIM_Levels.svg</file>
@@ -115,6 +118,7 @@
        <file>icons/BIM_Material.svg</file>
        <file>icons/BIM_MoveView.svg</file>
        <file>icons/BIM_Nudge.svg</file>
+        <file>icons/BIM_PageDefault.svg</file>
        <file>icons/BIM_Phases.svg</file>
        <file>icons/BIM_Preflight.svg</file>
        <file>icons/BIM_Project.svg</file>
@@ -142,8 +146,6 @@
        <file>icons/Tree_Part.svg</file>
        <file>icons/banner.png</file>
        <file>icons/preferences-bim.svg</file>
-        <file>icons/techdraw-ArchView.svg</file>
-        <file>icons/techdraw-PageDefault.svg</file>
        <file>icons/warning.svg</file>
        <file>icons/IFC/IfcBeam.svg</file>
        <file>icons/IFC/IfcBuilding.svg</file>
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+        <dc:date>2011-10-10</dc:date>
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  <property name="windowTitle">
@@ -70,6 +70,16 @@
       </property>
      </column>
     </widget>
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+      <attribute name="headerVisible">
+       <bool>false</bool>
+      </attribute>
+      <column>
+       <property name="text">
+        <string>2D Views</string>
+       </property>
+      </column>
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    </widget>
   </item>
  </layout>
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@@ -49,6 +49,12 @@
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         <enum>Qt::Horizontal</enum>
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+         <size>
+          <width>0</width>
+          <height>0</height>
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      <item row="1" column="0">
@@ -302,6 +308,13 @@
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     </property>
     <layout class="QGridLayout" name="gridLayout_2">
+      <item row="3" column="0">
+       <widget class="QLabel" name="label_RebarOffset">
+        <property name="text">
+         <string>Rebar offset</string>
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+       </widget>
+      </item>
      <item row="0" column="0" colspan="3">
       <widget class="Gui::PrefCheckBox" name="checkBox_WallSketches">
        <property name="text">
@@ -318,6 +331,32 @@
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       </widget>
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+      <item row="4" column="0">
+       <widget class="QLabel" name="label_StairsLength">
+        <property name="text">
+         <string>Stair length</string>
+        </property>
+       </widget>
+      </item>
+      <item row="5" column="1">
+       <widget class="Gui::PrefUnitSpinBox" name="spinBox_StairsWidth">
+        <property name="unit" stdset="0">
+         <string>mm</string>
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+        <property name="minimum">
+         <double>0.000000000000000</double>
+        </property>
+        <property name="rawValue" stdset="0">
+         <double>1000.000000000000000</double>
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+        <property name="prefEntry" stdset="0">
+         <cstring>StairsWidth</cstring>
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+        <property name="prefPath" stdset="0">
+         <cstring>Mod/Arch</cstring>
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+      </item>
      <item row="1" column="0">
       <widget class="QLabel" name="label_PipeDiameter">
        <property name="text">
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        <property name="unit" stdset="0">
         <string>mm</string>
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+         <double>0.000000000000000</double>
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-      </item>
-      <item row="5" column="1">
-       <widget class="Gui::PrefUnitSpinBox" name="spinBox_StairsWidth">
-        <property name="unit" stdset="0">
-         <string>mm</string>
-        </property>
-        <property name="minimum">
-         <number>0.0</number>
-        </property>
-        <property name="rawValue" stdset="0">
-         <double>1000.0</double>
-        </property>
-        <property name="prefEntry" stdset="0">
-         <cstring>StairsWidth</cstring>
-        </property>
-        <property name="prefPath" stdset="0">
-         <cstring>Mod/Arch</cstring>
-        </property>
-       </widget>
-      </item>
-      <item row="6" column="0">
-       <widget class="QLabel" name="label_StairsHeight">
-        <property name="text">
-         <string>Stair height</string>
-        </property>
-       </widget>
-      </item>
-      <item row="6" column="1">
-       <widget class="Gui::PrefUnitSpinBox" name="spinBox_StairsHeight">
-        <property name="unit" stdset="0">
-         <string>mm</string>
-        </property>
-        <property name="minimum">
-         <number>0.0</number>
-        </property>
-        <property name="rawValue" stdset="0">
-         <double>3000.0</double>
-        </property>
-        <property name="prefEntry" stdset="0">
-         <cstring>StairsHeight</cstring>
-        </property>
-        <property name="prefPath" stdset="0">
-         <cstring>Mod/Arch</cstring>
-        </property>
-       </widget>
-      </item>
-      <item row="7" column="0">
-       <widget class="QLabel" name="label_StairsSteps">
-        <property name="text">
-         <string>Number of stair steps</string>
-        </property>
-       </widget>
-      </item>
      <item row="7" column="1">
       <widget class="Gui::PrefSpinBox" name="spinBox_StairsSteps">
        <property name="value">
@@ -507,6 +440,101 @@
        </property>
       </widget>
      </item>
+      <item row="7" column="0">
+       <widget class="QLabel" name="label_StairsSteps">
+        <property name="text">
+         <string>Number of stair steps</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="2">
+       <spacer name="horizontalSpacer_2">
+        <property name="orientation">
+         <enum>Qt::Horizontal</enum>
+        </property>
+        <property name="sizeHint" stdset="0">
+         <size>
+          <width>0</width>
+          <height>0</height>
+         </size>
+        </property>
+       </spacer>
+      </item>
+      <item row="2" column="0">
+       <widget class="QLabel" name="label_RebarDiameter">
+        <property name="text">
+         <string>Rebar diameter</string>
+        </property>
+       </widget>
+      </item>
+      <item row="6" column="0">
+       <widget class="QLabel" name="label_StairsHeight">
+        <property name="text">
+         <string>Stair height</string>
+        </property>
+       </widget>
+      </item>
+      <item row="6" column="1">
+       <widget class="Gui::PrefUnitSpinBox" name="spinBox_StairsHeight">
+        <property name="unit" stdset="0">
+         <string>mm</string>
+        </property>
+        <property name="minimum">
+         <double>0.000000000000000</double>
+        </property>
+        <property name="rawValue" stdset="0">
+         <double>3000.000000000000000</double>
+        </property>
+        <property name="prefEntry" stdset="0">
+         <cstring>StairsHeight</cstring>
+        </property>
+        <property name="prefPath" stdset="0">
+         <cstring>Mod/Arch</cstring>
+        </property>
+       </widget>
+      </item>
+      <item row="4" column="1">
+       <widget class="Gui::PrefUnitSpinBox" name="spinBox_StairsLength">
+        <property name="unit" stdset="0">
+         <string>mm</string>
+        </property>
+        <property name="minimum">
+         <double>0.000000000000000</double>
+        </property>
+        <property name="rawValue" stdset="0">
+         <double>4500.000000000000000</double>
+        </property>
+        <property name="prefEntry" stdset="0">
+         <cstring>StairsLength</cstring>
+        </property>
+        <property name="prefPath" stdset="0">
+         <cstring>Mod/Arch</cstring>
+        </property>
+       </widget>
+      </item>
+      <item row="5" column="0">
+       <widget class="QLabel" name="label_StairsWidth">
+        <property name="text">
+         <string>Stair width</string>
+        </property>
+       </widget>
+      </item>
+      <item row="8" column="0">
+       <widget class="Gui::PrefCheckBox" name="checkBox">
+        <property name="toolTip">
+         <string>When clicking a view or level in the BIM views manager, this switches the background to plain color when activating a 2D view, and to gradient color when activating a level</string>
+        </property>
+        <property name="text">
+         <string>Switch backgrounds</string>
+        </property>
+        <property name="prefEntry" stdset="0">
+         <cstring>BimViewsSwitchBackground</cstring>
+        </property>
+        <property name="prefPath" stdset="0">
+         <cstring>Mod/BIM</cstring>
+        </property>
+       </widget>
+      </item>
     </layout>
    </widget>
   </item>
@@ -515,6 +543,12 @@
     <property name="orientation">
      <enum>Qt::Vertical</enum>
     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>0</width>
+       <height>0</height>
+      </size>
+     </property>
    </spacer>
   </item>
  </layout>
@@ -522,6 +556,26 @@
 <layoutdefault spacing="6" margin="11"/>
 <pixmapfunction>qPixmapFromMimeSource</pixmapfunction>
 <customwidgets>
+  <customwidget>
+   <class>Gui::QuantitySpinBox</class>
+   <extends>QWidget</extends>
+   <header>Gui/QuantitySpinBox.h</header>
+  </customwidget>
+  <customwidget>
+   <class>Gui::ColorButton</class>
+   <extends>QPushButton</extends>
+   <header>Gui/Widgets.h</header>
+  </customwidget>
+  <customwidget>
+   <class>Gui::PrefSpinBox</class>
+   <extends>QSpinBox</extends>
+   <header>Gui/PrefWidgets.h</header>
+  </customwidget>
+  <customwidget>
+   <class>Gui::PrefColorButton</class>
+   <extends>Gui::ColorButton</extends>
+   <header>Gui/PrefWidgets.h</header>
+  </customwidget>
  <customwidget>
   <class>Gui::PrefCheckBox</class>
   <extends>QCheckBox</extends>
@@ -532,31 +586,11 @@
   <extends>QComboBox</extends>
   <header>Gui/PrefWidgets.h</header>
  </customwidget>
-  <customwidget>
-   <class>Gui::PrefSpinBox</class>
-   <extends>QSpinBox</extends>
-   <header>Gui/PrefWidgets.h</header>
-  </customwidget>
-  <customwidget>
-   <class>Gui::QuantitySpinBox</class>
-   <extends>QWidget</extends>
-   <header>Gui/QuantitySpinBox.h</header>
-  </customwidget>
  <customwidget>
   <class>Gui::PrefUnitSpinBox</class>
   <extends>Gui::QuantitySpinBox</extends>
   <header>Gui/PrefWidgets.h</header>
  </customwidget>
-  <customwidget>
-   <class>Gui::ColorButton</class>
-   <extends>QPushButton</extends>
-   <header>Gui/Widgets.h</header>
-  </customwidget>
-  <customwidget>
-   <class>Gui::PrefColorButton</class>
-   <extends>Gui::ColorButton</extends>
-   <header>Gui/PrefWidgets.h</header>
-  </customwidget>
 </customwidgets>
 <resources/>
 <connections/>
@@ -32,6 +32,7 @@ import Arch
 import Draft
 import Part
 import Sketcher
+import TechDraw

 from draftutils.messages import _msg

@@ -758,6 +759,53 @@ class ArchTest(unittest.TestCase):
        App.ActiveDocument.recompute()
        assert wall.Visibility

+    def testViewGeneration(self):
+        """Tests the whole TD view generation workflow"""
+
+        operation = "View generation"
+        _msg("  Test '{}'".format(operation))
+
+        # Create a few objects
+        points = [App.Vector(0.0, 0.0, 0.0), App.Vector(2000.0, 0.0, 0.0)]
+        line = Draft.make_wire(points)
+        wall = Arch.makeWall(line, height=2000)
+        wpl = App.Placement(App.Vector(500,0,1500), App.Vector(1,0,0),-90)
+        win = Arch.makeWindowPreset('Fixed', width=1000.0, height=1000.0, h1=50.0, h2=50.0, h3=50.0, w1=100.0, w2=50.0, o1=0.0, o2=50.0, placement=wpl)
+        win.Hosts = [wall]
+        profile = Arch.makeProfile([169, 'HEA', 'HEA100', 'H', 100.0, 96.0, 5.0, 8.0])
+        column = Arch.makeStructure(profile, height=2000.0)
+        column.Profile = "HEA100"
+        column.Placement.Base = App.Vector(500.0, 600.0, 0.0)
+        level = Arch.makeFloor()
+        level.addObjects([wall, column])
+        App.ActiveDocument.recompute()
+        
+        # Create a drawing view
+        section = Arch.makeSectionPlane(level)
+        drawing = Arch.make2DDrawing()
+        view = Draft.make_shape2dview(section)
+        cut = Draft.make_shape2dview(section)
+        cut.InPlace = False
+        cut.ProjectionMode = "Cutfaces"
+        drawing.addObjects([view, cut])
+        App.ActiveDocument.recompute()
+        
+        # Create a TD page
+        tpath = os.path.join(App.getResourceDir(),"Mod","TechDraw","Templates","A3_Landscape_blank.svg")
+        page = App.ActiveDocument.addObject("TechDraw::DrawPage", "Page")
+        template = App.ActiveDocument.addObject("TechDraw::DrawSVGTemplate", "Template")
+        template.Template = tpath
+        page.Template = template
+        view = App.ActiveDocument.addObject("TechDraw::DrawViewDraft", "DraftView")
+        view.Source = drawing
+        page.addView(view)
+        view.Scale = 1.0
+        view.X = "20cm"
+        view.Y = "15cm"
+        App.ActiveDocument.recompute()
+        assert True
+        
+
    def tearDown(self):
        App.closeDocument("ArchTest")
        pass
@@ -0,0 +1,83 @@
+# ***************************************************************************
+# *                                                                         *
+# *   Copyright (c) 2024 Yorik van Havre <[email protected]>              *
+# *                                                                         *
+# *   This program is free software; you can redistribute it and/or modify  *
+# *   it under the terms of the GNU Lesser General Public License (LGPL)    *
+# *   as published by the Free Software Foundation; either version 2 of     *
+# *   the License, or (at your option) any later version.                   *
+# *   for detail see the LICENCE text file.                                 *
+# *                                                                         *
+# *   This program is distributed in the hope that it will be useful,       *
+# *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+# *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+# *   GNU Library General Public License for more details.                  *
+# *                                                                         *
+# *   You should have received a copy of the GNU Library General Public     *
+# *   License along with this program; if not, write to the Free Software   *
+# *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  *
+# *   USA                                                                   *
+# *                                                                         *
+# ***************************************************************************
+
+"""The BIM DrawingView command"""
+
+
+import os
+import FreeCAD
+import FreeCADGui
+from bimcommands import BimBuildingPart
+
+QT_TRANSLATE_NOOP = FreeCAD.Qt.QT_TRANSLATE_NOOP
+translate = FreeCAD.Qt.translate
+PARAMS = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/BIM")
+
+
+class BIM_DrawingView:
+
+    """The command definition for the Drawing View command"""
+
+    def GetResources(self):
+
+        return {'Pixmap'  : 'BIM_ArchView',
+                'MenuText': QT_TRANSLATE_NOOP("BIM_DrawingView","2D Drawing"),
+                'Accel': "V, D",
+                'ToolTip': QT_TRANSLATE_NOOP("BIM_DrawingView","Creates a drawing container to contain elements of a 2D view")}
+
+    def IsActive(self):
+
+        v = hasattr(FreeCADGui.getMainWindow().getActiveWindow(), "getSceneGraph")
+        return v
+
+    def Activated(self):
+
+        import Draft
+        FreeCAD.ActiveDocument.openTransaction(translate("Arch","Create 2D View"))
+        FreeCADGui.addModule("Arch")
+        FreeCADGui.addModule("Draft")
+        FreeCADGui.addModule("WorkingPlane")
+        FreeCADGui.doCommand("obj = Arch.make2DDrawing()")
+        FreeCADGui.doCommand("Draft.autogroup(obj)")
+        s = FreeCADGui.Selection.getSelection()
+        if len(s) == 1:
+            s = s[0]
+            if Draft.getType(s) == "SectionPlane":
+                FreeCADGui.doCommand("vobj = Draft.make_shape2dview(FreeCAD.ActiveDocument."+s.Name+")")
+                FreeCADGui.doCommand("vobj.Label = \""+translate("BIM","Viewed lines")+"\"")
+                FreeCADGui.doCommand("vobj.InPlace = False")
+                FreeCADGui.doCommand("obj.addObject(vobj)")
+                bb = FreeCAD.BoundBox()
+                for so in s.Objects:
+                    if hasattr(so, "Shape"):
+                        bb.add(so.Shape.BoundBox)
+                if bb.isInside(s.Shape.CenterOfMass):
+                    FreeCADGui.doCommand("cobj = Draft.make_shape2dview(FreeCAD.ActiveDocument."+s.Name+")")
+                    FreeCADGui.doCommand("cobj.Label = \""+translate("BIM","Cut lines")+"\"")
+                    FreeCADGui.doCommand("cobj.InPlace = False")
+                    FreeCADGui.doCommand("cobj.ProjectionMode = \"Cutfaces\"")
+                    FreeCADGui.doCommand("obj.addObject(cobj)")
+        FreeCAD.ActiveDocument.commitTransaction()
+        FreeCAD.ActiveDocument.recompute()
+
+
+FreeCADGui.addCommand('BIM_DrawingView', BIM_DrawingView())
@@ -38,7 +38,7 @@ class Arch_SectionPlane:

    def GetResources(self):

-        return {'Pixmap'  : 'Arch_SectionPlane',
+        return {'Pixmap'  : 'Arch_SectionPlane_Tree',
                'Accel': "S, E",
                'MenuText': QT_TRANSLATE_NOOP("Arch_SectionPlane","Section Plane"),
                'ToolTip': QT_TRANSLATE_NOOP("Arch_SectionPlane","Creates a section plane object, including the selected objects")}
@@ -38,7 +38,8 @@ class BIM_Shape2DView(gui_shape2dview.Shape2DView):
    def GetResources(self):
        d = super().GetResources()
        d["Pixmap"] = "Arch_BuildingPart_Tree"
-        d["MenuText"] = QT_TRANSLATE_NOOP("BIM_Shape2DView", "Shape-based view")
+        d["MenuText"] = QT_TRANSLATE_NOOP("BIM_Shape2DView", "Section view")
+        d['Accel'] = "V, V"
        return d

    def proceed(self):
@@ -87,4 +88,19 @@ class BIM_Shape2DView(gui_shape2dview.Shape2DView):
        self.finish()


+class BIM_Shape2DCut(BIM_Shape2DView):
+
+    def GetResources(self):
+        d = super().GetResources()
+        d["Pixmap"] = "Arch_View_Cut"
+        d["MenuText"] = QT_TRANSLATE_NOOP("BIM_Shape2DView", "Section cut")
+        d['Accel'] = "V, C"
+        return d
+
+    def proceed(self):
+        super().proceed()
+        FreeCADGui.doCommand("sv.ProjectionMode = \"Cutfaces\"")
+
+
 FreeCADGui.addCommand("BIM_Shape2DView", BIM_Shape2DView())
+FreeCADGui.addCommand("BIM_Shape2DCut", BIM_Shape2DCut())
@@ -36,11 +36,12 @@ translate = FreeCAD.Qt.translate
 class BIM_TDPage:
    def GetResources(self):
        return {
-            "Pixmap": "techdraw-PageDefault",
+            "Pixmap": "BIM_PageDefault",
            "MenuText": QT_TRANSLATE_NOOP("BIM_TDPage", "Page"),
            "ToolTip": QT_TRANSLATE_NOOP(
                "BIM_TDPage", "Creates a new TechDraw page from a template"
            ),
+            'Accel': "V, P",
        }

    def IsActive(self):
@@ -35,12 +35,13 @@ translate = FreeCAD.Qt.translate
 class BIM_TDView:
    def GetResources(self):
        return {
-            "Pixmap": "techdraw-ArchView",
-            "MenuText": QT_TRANSLATE_NOOP("BIM_TDView", "View"),
+            "Pixmap": "BIM_InsertView",
+            "MenuText": QT_TRANSLATE_NOOP("BIM_TDView", "Insert view"),
            "ToolTip": QT_TRANSLATE_NOOP(
                "BIM_TDView",
-                "Creates a TechDraw view from a section plane or 2D objects",
+                "Inserts a drawing view on a page",
            ),
+            'Accel': "V, I",
        }

    def IsActive(self):
@@ -73,6 +73,7 @@ class BIM_Views:
            self.dialog = FreeCADGui.PySideUic.loadUi(":/ui/dialogViews.ui")
            vm.setWidget(self.dialog)
            vm.tree = self.dialog.tree
+            vm.viewtree = self.dialog.viewtree
            vm.closeEvent = self.onClose

            # set context menu
@@ -121,6 +122,7 @@ class BIM_Views:
            self.dialog.buttonRename.triggered.connect(self.rename)
            self.dialog.tree.itemClicked.connect(self.select)
            self.dialog.tree.itemDoubleClicked.connect(show)
+            self.dialog.viewtree.itemDoubleClicked.connect(show)
            self.dialog.tree.itemChanged.connect(self.editObject)
            self.dialog.tree.customContextMenuRequested.connect(self.onContextMenu)
            # delay connecting after FreeCAD finishes setting up
@@ -177,13 +179,12 @@ class BIM_Views:
        "updates the view manager"

        from PySide import QtCore, QtGui
+        import Draft

        vm = findWidget()
        if vm and FreeCAD.ActiveDocument:
            if vm.isVisible() and (vm.tree.state() != vm.tree.State.EditingState):
                vm.tree.clear()
-                import Draft
-
                treeViewItems = []  # QTreeWidgetItem to Display in tree
                lvHold = []
                soloProxyHold = []
@@ -260,6 +261,9 @@ class BIM_Views:
                treeViewItems = treeViewItems + sortLvItems + soloProxyHold
                vm.tree.addTopLevelItems(treeViewItems)

+            if vm.isVisible() and (vm.viewtree.state() != vm.viewtree.State.EditingState):
+                vm.viewtree.clear()
+
                # add views
                ficon = QtGui.QIcon.fromTheme("folder", QtGui.QIcon(":/icons/folder.svg"))
                views = self.getViews()
@@ -273,7 +277,7 @@ class BIM_Views:
                                i.setIcon(0, v.ViewObject.Icon)
                            i.setToolTip(0, v.Name)
                            top.addChild(i)
-                    vm.tree.addTopLevelItem(top)
+                    vm.viewtree.addTopLevelItem(top)

                # add pages
                pages = self.getPages()
@@ -286,7 +290,7 @@ class BIM_Views:
                                i.setIcon(0, p.ViewObject.Icon)
                        i.setToolTip(0, p.Name)
                        top.addChild(i)
-                    vm.tree.addTopLevelItem(top)
+                    vm.viewtree.addTopLevelItem(top)

                # set TreeVinew Item selected if obj is selected
                objSelected = FreeCADGui.Selection.getSelection()
@@ -306,6 +310,7 @@ class BIM_Views:

        # expand
        vm.tree.expandAll()
+        vm.viewtree.expandAll()

    def select(self, item, column=None):
        "selects a doc object corresponding to an item"
@@ -445,11 +450,16 @@ class BIM_Views:

    def getViews(self):
        """Returns a list of 2D views"""
+        import Draft
        views = []
        for p in self.getPages():
            for v in p.Views:
                if getattr(v, "Source", None):
                    views.append(v.Source)
+        bps = [o for o in FreeCAD.ActiveDocument.Objects if Draft.getType(o) == "BuildingPart"]
+        for v in [o for o in bps if isView(o)]:
+            if v not in views:
+                views.append(v)
        return views

    def getPages(self):
@@ -475,6 +485,8 @@ def findWidget():
 def show(item, column=None):
    "item has been double-clicked"

+    import Draft
+
    obj = None
    vm = findWidget()
    if isinstance(item, str) or (
@@ -495,6 +507,7 @@ def show(item, column=None):
    if obj:
        FreeCADGui.Selection.clearSelection()
        FreeCADGui.Selection.addSelection(obj)
+        vparam = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/View")
        if obj.isDerivedFrom("TechDraw::DrawPage"):

            # case 1: the object is a TD page. We switch to it simply
@@ -519,10 +532,35 @@ def show(item, column=None):
            FreeCADGui.ActiveDocument.ActiveView.viewTop()
            FreeCADGui.Selection.clearSelection()
            FreeCADGui.Selection.addSelection(obj)
+            if PARAMS.GetBool("BimViewsSwitchBackground", False):
+                vparam.SetBool("Simple", True)
+                vparam.SetBool("Gradient", False)
+                vparam.SetBool("RadialGradient", False)
        else:

            # case 3: This is maybe a BuildingPart. Place the WP on it
            FreeCADGui.runCommand("Draft_SelectPlane")
+            if PARAMS.GetBool("BimViewsSwitchBackground", False):
+                vparam.SetBool("Simple", False)
+                vparam.SetBool("Gradient", False)
+                vparam.SetBool("RadialGradient", True)
+            if Draft.getType(obj) == "BuildingPart":
+                if obj.IfcType == "Building Storey":
+                    # hide all other storeys
+                    obj.ViewObject.Visibility = True
+                    bldgs = [o for o in obj.InList if Draft.getType(o) == "BuildingPart" and o.IfcType == "Building"]
+                    if len(bldgs) == 1:
+                        bldg = bldgs[0]
+                        storeys = [o for o in bldg.OutList if Draft.getType(o) == "BuildingPart" and o.IfcType == "Building Storey"]
+                        for storey in storeys:
+                            if storey != obj:
+                                storey.ViewObject.Visibility = False
+                elif obj.IfcType == "Building":
+                    # show all storeys
+                    storeys = [o for o in obj.OutList if Draft.getType(o) == "BuildingPart" and o.IfcType == "Building Storey"]
+                    for storey in storeys:
+                        storey.ViewObject.Visibility = True
+                            
    if vm:
        # store the last double-clicked item for the BIM WPView command
        if isinstance(item, str) or (
@@ -543,6 +581,12 @@ def isView(obj):
                    return True
    if getattr(obj,"DrawingView",False):
        return True
+    if getattr(obj, "IfcType", None) == "Annotation":
+        if getattr(obj, "ObjectType", "").upper() == "DRAWING":
+            return True
+    if getattr(obj, "Class", None) == "IfcAnnotation":
+        if getattr(obj, "ObjectType", "").upper() == "DRAWING":
+            return True
    return False