Patch from nahshon

http://forum.freecadweb.org/viewtopic.php?f=15&t=18148&sid=9dcb94b872e170a78e8940bd08880b92&start=10#p143439

src/Mod/Path/Gui/Resources/panels/ProfileEdit.ui

@@ -399,6 +399,13 @@
             </property>
            </widget>
           </item>
+          <item row="1" column="1">
+           <widget class="QCheckBox" name="processHoles">
+            <property name="text">
+             <string>Process Holes</string>
+            </property>
+           </widget>
+          </item>
          </layout>
         </widget>
        </item>

src/Mod/Path/PathScripts/PathProfile.py

@@ -98,6 +98,7 @@ def __init__(self, obj):
         obj.addProperty("App::PropertyDistance", "OffsetExtra", "Profile", QtCore.QT_TRANSLATE_NOOP("App::Property","Extra value to stay away from final profile- good for roughing toolpath"))
         obj.addProperty("App::PropertyLength", "SegLen", "Profile", QtCore.QT_TRANSLATE_NOOP("App::Property","Tesselation  value for tool paths made from beziers, bsplines, and ellipses"))
         obj.addProperty("App::PropertyAngle", "PlungeAngle", "Profile", QtCore.QT_TRANSLATE_NOOP("App::Property","Plunge angle with which the tool enters the work piece. Straight down is 90 degrees, if set small enough or zero the tool will descent exactly one layer depth down per turn"))
+        obj.addProperty("App::PropertyBool", "processHoles", "Profile", QtCore.QT_TRANSLATE_NOOP("App::Property","Handl holes as well as the outline"))
 
         obj.addProperty("App::PropertyVectorList", "locs", "Tags", QtCore.QT_TRANSLATE_NOOP("App::Property","List of holding tag locations"))
 
@@ -189,7 +190,7 @@ def _buildPathOCC(self, obj, wire):
 
         return output
 
-    def _buildPathLibarea(self, obj, edgelist):
+    def _buildPathLibarea(self, obj, edgelist, isHole):
         import PathScripts.PathKurveUtils as PathKurveUtils
         import math
         import area
@@ -210,9 +211,15 @@ def _buildPathLibarea(self, obj, edgelist):
         PathKurveUtils.output('mem')
         PathKurveUtils.feedrate_hv(self.horizFeed, self.vertFeed)
 
+        # Reverse the direction for holes
+        if isHole:
+            direction = "CW" if obj.Direction == "CCW" else "CCW"
+        else:
+            direction = obj.Direction
+
         output = ""
         output += "G0 Z" + str(obj.ClearanceHeight.Value) + "F " + PathUtils.fmt(self.vertRapid) + "\n"
-        curve = PathKurveUtils.makeAreaCurve(edgelist, obj.Direction, startpoint, endpoint)
+        curve = PathKurveUtils.makeAreaCurve(edgelist, direction, startpoint, endpoint)
 
         '''The following line uses a profile function written for use with FreeCAD.  It's clean but incomplete.  It doesn't handle
 print "x = " + str(point.x)
@@ -305,6 +312,7 @@ def execute(self, obj):
             hfaces = []
             vfaces = []
             wires = []
+            holes = []
 
             for b in obj.Base:
                 for sub in b[1]:
@@ -319,6 +327,11 @@ def execute(self, obj):
                     else:
                         FreeCAD.Console.PrintError(translate("Path", "Face doesn't appear to be parallel or perpendicular to the XY plane. No path will be generated for: \n"))
                         FreeCAD.Console.PrintError(b[0].Name + "." + sub + "\n")
+
+            if obj.processHoles:
+                for h in hfaces:
+                    holes += h.Wires[1:]
+
             for h in hfaces:
                 wires.append(h.OuterWire)
 
@@ -327,6 +340,19 @@ def execute(self, obj):
 
             wires = wires + slices
 
+            for wire in holes:
+                if obj.Algorithm == "OCC Native":
+                    output += self._buildPathOCC(obj, wire)
+                else:
+                    try:
+                        import area
+                    except:
+                        FreeCAD.Console.PrintError(translate("Path", "libarea needs to be installed for this command to work.\n"))
+                        return
+                    edgelist = wire.Edges
+                    edgelist = Part.__sortEdges__(edgelist)
+                    output += self._buildPathLibarea(obj, edgelist, True)
+
             for wire in wires:
                 if obj.Algorithm == "OCC Native":
                     output += self._buildPathOCC(obj, wire)
@@ -338,7 +364,7 @@ def execute(self, obj):
                         return
                     edgelist = wire.Edges
                     edgelist = Part.__sortEdges__(edgelist)
-                    output += self._buildPathLibarea(obj, edgelist)
+                    output += self._buildPathLibarea(obj, edgelist, False)
 
         if obj.Active:
             path = Path.Path(output)
@@ -478,6 +504,8 @@ def Activated(self):
 
         FreeCADGui.doCommand('obj.Active = True')
 
+        FreeCADGui.doCommand('obj.Algorithm = "libarea"')
+
         FreeCADGui.doCommand('obj.ClearanceHeight = ' + str(ztop + 10.0))
         FreeCADGui.doCommand('obj.StepDown = 1.0')
         FreeCADGui.doCommand('obj.StartDepth= ' + str(ztop))
@@ -488,6 +516,7 @@ def Activated(self):
         FreeCADGui.doCommand('obj.OffsetExtra = 0.0')
         FreeCADGui.doCommand('obj.Direction = "CW"')
         FreeCADGui.doCommand('obj.UseComp = False')
+        FreeCADGui.doCommand('obj.processHoles = False')
         FreeCADGui.doCommand('obj.PlungeAngle = 90.0')
         #FreeCADGui.doCommand('obj.ActiveTC = None')
         FreeCADGui.doCommand('PathScripts.PathUtils.addToJob(obj)')
@@ -547,6 +576,8 @@ def getFields(self):
                 self.obj.Side = str(self.form.cutSide.currentText())
             if hasattr(self.obj, "Direction"):
                 self.obj.Direction = str(self.form.direction.currentText())
+            if hasattr(self.obj, "processHoles"):
+                self.obj.processHoles = self.form.processHoles.isChecked()
         self.obj.Proxy.execute(self.obj)
 
     def setFields(self):
@@ -562,6 +593,7 @@ def setFields(self):
         self.form.useCompensation.setChecked(self.obj.UseComp)
         self.form.useStartPoint.setChecked(self.obj.UseStartPoint)
         self.form.useEndPoint.setChecked(self.obj.UseEndPoint)
+        self.form.processHoles.setChecked(self.obj.processHoles)
 
         index = self.form.algorithmSelect.findText(
                 self.obj.Algorithm, QtCore.Qt.MatchFixedString)
@@ -778,6 +810,7 @@ def setupUi(self):
         self.form.extraOffset.editingFinished.connect(self.getFields)
         self.form.segLen.editingFinished.connect(self.getFields)
         self.form.rollRadius.editingFinished.connect(self.getFields)
+        self.form.processHoles.clicked.connect(self.getFields)
 
         # Tag Form
         QtCore.QObject.connect(