added code to annotate an object in TechDraw with its name (wip)

InitGui.py

@@ -67,6 +67,9 @@ class AssemblyHandbookWorkbench(Gui.Workbench):
 
         self.importModule('ahb_cmd_animate')
         toolbox.append("AHB_animate")
+		
+        self.importModule('ahb_cmd_view_annotate')
+        toolbox.append("AHB_view_annotate")
 
         if self.dev:
             self.importModule('ahb_cmd_parse_step')

ahb_cmd_view_annotate.py

@@ -1,17 +1,42 @@
-doc = App.activeDocument()
-view = doc.getObject('View')
+import FreeCADGui as Gui
+import FreeCAD as App
 
-if len(Gui.Selection.getSelection()) != 1:
-	raise Exception("Veuillez sélectionner exactement un objet")
+class AHB_View_Annotate:
+    def GetResources(self):
+        return {"MenuText": "View/Annotate",
+                "ToolTip": "Annotates a TechDraw view with object names",
+                "Pixmap": ""
+                }
 
-object = Gui.Selection.getSelection()[0]
+    def IsActive(self):
+        return True
 
-# Get object center in view space
-objectCenterWorld = object.LinkPlacement.Matrix.multiply(object.LinkedObject.Shape.CenterOfGravity)
-vertId = view.makeCosmeticVertex3d(objectCenterWorld)
-vert = view.getCosmeticVertex(vertId)
-objectCenterView = vert.Point
-view.removeCosmeticVertex(vertId)
+    def Activated(self):
+        doc = App.activeDocument()
+        page = doc.getObject('Page')
+        view = page.Views[0]
 
-# Create Balloon
+        if len(Gui.Selection.getSelection()) != 1:
+            raise Exception("Veuillez sélectionner exactement un objet")
 
+        object = Gui.Selection.getSelection()[0]
+
+        # Get object center in view space
+        objectCenterWorld = object.LinkPlacement.Matrix.multiply(object.LinkedObject.Shape.CenterOfGravity)
+        vertId = view.makeCosmeticVertex3d(objectCenterWorld)
+        vert = view.getCosmeticVertex(vertId)
+        objectCenterView = vert.Point
+        view.removeCosmeticVertex(vertId)
+
+        # Create Balloon
+        balloon = App.ActiveDocument.addObject("TechDraw::DrawViewBalloon", "Balloon")
+        balloon.SourceView = view
+        balloon.OriginX = objectCenterView.x
+        balloon.OriginY = objectCenterView.y
+        balloon.Text = "1"
+        balloon.Y = objectCenterView.x + 20
+        balloon.X = objectCenterView.y + 20
+        page.addView(balloon)
+
+from ahb_command import AHB_CommandWrapper
+AHB_CommandWrapper.addGuiCommand('AHB_view_annotate', AHB_View_Annotate())