stl export command

.gitignore

@@ -1 +1,2 @@
-__pycache__
+__pycache__
+__dev__.py

Slcr.py

@@ -0,0 +1,29 @@
+import os, importlib, sys
+from SlcrDoc import SlcrDoc
+from SlcrDialogUtil import DialogUtil
+
+def exportVisible():
+    try:
+        doc=SlcrDoc()
+        doc.exportVisible()
+
+    except Exception as e:
+        DialogUtil.showErrorMessage(e)
+
+def slice():
+    pass
+
+def sliceInfo():
+    pass
+
+def exportGcode():
+    pass
+
+def devReload():
+    if not os.path.isfile(os.path.dirname(__file__)+"/__dev__.py"):
+        return
+
+    print("Reloading module")
+    importlib.reload(sys.modules["SlcrDialogUtil"])
+    importlib.reload(sys.modules["SlcrDoc"])
+    importlib.reload(sys.modules["Slcr"])

SlcrDialogUtil.py

@@ -0,0 +1,8 @@
+from PySide import QtCore, QtGui
+
+class DialogUtil:
+    def showErrorMessage(err):
+        message=str(err)
+        dialog=QtGui.QMessageBox(QtGui.QMessageBox.Critical,'Error',message)
+        dialog.setWindowModality(QtCore.Qt.ApplicationModal)
+        dialog.exec_()

SlcrDoc.py

@@ -0,0 +1,43 @@
+import FreeCAD
+import os
+import Mesh
+
+class SlcrDoc:
+    def __init__(self):
+        self.doc=FreeCAD.ActiveDocument
+        if not self.doc:
+            raise Exception("No document open to slice")
+
+    def hasInvisibleParent(self, o):
+        for parent in o.InList:
+            if parent.TypeId=="App::Part" or parent.TypeId=="PartDesign::Body":
+                if not parent.ViewObject.isVisible():
+                    return True
+
+                if self.hasInvisibleParent(parent):
+                    return True
+
+        return False
+
+    def getVisibleObjects(self):
+        visibleObjs=[]
+        for obj in self.doc.Objects:
+            if obj.TypeId!="App::Part" and obj.TypeId!="PartDesign::Body":
+                if obj.ViewObject.isVisible() and not self.hasInvisibleParent(obj):
+                    visibleObjs.append(obj)
+
+        return visibleObjs
+
+    def exportVisible(self):
+        if self.doc.FileName=="":
+            raise Exception("Please save the document first to give it a filename.")
+
+        visibleObjs=self.getVisibleObjects()
+        if not len(visibleObjs):
+            raise Exception("No visible objects to export")
+
+#        for obj in visibleObjs:
+#            print(obj.Name)
+
+        stlFileName=os.path.splitext(self.doc.FileName)[0]+".stl"
+        Mesh.export(visibleObjs,stlFileName)

SlcrGui.py

@@ -3,11 +3,12 @@
 # (c) 2001 Juergen Riegel
 # License LGPL
 
-import FreeCAD, FreeCADGui, os
+import FreeCAD, FreeCADGui, os, Slcr
 
 class CmdExportVisible:
     def Activated(self):
-        FreeCAD.Console.PrintMessage("Hello, World!\n")
+        Slcr.devReload()
+        Slcr.exportVisible()
     def IsActive(self):
         return True
     def GetResources(self):
@@ -22,7 +23,8 @@ def GetResources(self):
 
 class CmdSlice:
     def Activated(self):
-        FreeCAD.Console.PrintMessage("Hello, World!\n")
+        Slcr.devReload()
+        Slcr.slice()
     def IsActive(self):
         return True
     def GetResources(self):
@@ -35,7 +37,8 @@ def GetResources(self):
 
 class CmdSliceInfo:
     def Activated(self):
-        FreeCAD.Console.PrintMessage("Hello, World!\n")
+        Slcr.devReload()
+        Slcr.sliceInfo()
     def IsActive(self):
         return True
     def GetResources(self):
@@ -48,7 +51,8 @@ def GetResources(self):
 
 class CmdExportGcode:
     def Activated(self):
-        FreeCAD.Console.PrintMessage("Hello, World!\n")
+        Slcr.devReload()
+        Slcr.exportGcode()
     def IsActive(self):
         return True
     def GetResources(self):