# -*- coding: utf-8 -*- # *************************************************************************** # * * # * Copyright (c) 2014 Yorik van Havre * # * * # * 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 * # * * # *************************************************************************** import FreeCAD import FreeCADGui import Path import Draft from PySide import QtCore, QtGui from PathScripts import PathUtils """Path Engrave object and FreeCAD command""" # Qt tanslation handling try: _encoding = QtGui.QApplication.UnicodeUTF8 def translate(context, text, disambig=None): return QtGui.QApplication.translate(context, text, disambig, _encoding) except AttributeError: def translate(context, text, disambig=None): return QtGui.QApplication.translate(context, text, disambig) class ObjectPathEngrave: def __init__(self, obj): obj.addProperty("App::PropertyLinkSubList", "Base", "Path", "The base geometry of this object") obj.addProperty("App::PropertyBool", "Active", "Path", "Make False, to prevent operation from generating code") obj.addProperty("App::PropertyString", "Comment", "Path", "An optional comment for this profile") obj.addProperty("App::PropertyString", "UserLabel", "Path", "User Assigned Label") obj.addProperty("App::PropertyEnumeration", "Algorithm", "Algorithm", "The library or Algorithm used to generate the path") obj.Algorithm = ['OCC Native'] # Tool Properties obj.addProperty("App::PropertyIntegerConstraint", "ToolNumber", "Tool", "The tool number in use") obj.ToolNumber = (0, 0, 1000, 1) obj.setEditorMode('ToolNumber', 1) # make this read only obj.addProperty("App::PropertyString", "ToolDescription", "Tool", "The description of the tool ") obj.setEditorMode('ToolDescription', 1) # make this read onlyt # Depth Properties obj.addProperty("App::PropertyDistance", "ClearanceHeight", "Depth", "The height needed to clear clamps and obstructions") obj.addProperty("App::PropertyDistance", "SafeHeight", "Depth", "Rapid Safety Height between locations.") obj.addProperty("App::PropertyDistance", "StartDepth", "Depth", "Starting Depth of Tool- first cut depth in Z") obj.addProperty("App::PropertyDistance", "FinalDepth", "Depth", "Final Depth of Tool- lowest value in Z") obj.addProperty("App::PropertyInteger", "StartVertex", "Path", "The vertex index to start the path from") if FreeCAD.GuiUp: _ViewProviderEngrave(obj.ViewObject) obj.Proxy = self def __getstate__(self): return None def __setstate__(self, state): return None def onChanged(self, obj, prop): if prop == "UserLabel": obj.Label = obj.UserLabel + " (" + obj.ToolDescription + ")" def execute(self, obj): output = "" toolLoad = PathUtils.getLastToolLoad(obj) if toolLoad is None or toolLoad.ToolNumber == 0: self.vertFeed = 100 self.horizFeed = 100 self.radius = 0.25 obj.ToolNumber = 0 obj.ToolDescription = "UNDEFINED" else: self.vertFeed = toolLoad.VertFeed.Value self.horizFeed = toolLoad.HorizFeed.Value tool = PathUtils.getTool(obj, toolLoad.ToolNumber) self.radius = tool.Diameter/2 obj.ToolNumber = toolLoad.ToolNumber obj.ToolDescription = toolLoad.Name if obj.UserLabel == "": obj.Label = obj.Name + " (" + obj.ToolDescription + ")" else: obj.Label = obj.UserLabel + " (" + obj.ToolDescription + ")" if obj.Base: for o in obj.Base: output += "G0 " + str(obj.ClearanceHeight.Value)+"\n" # we only consider the outer wire if this is a Face wires = o[0].Shape.Wires if obj.Algorithm == "OCC Native": output += self.buildpathocc(obj, wires) # print output if output == "": output += "G0" path = Path.Path(output) obj.Path = path def buildpathocc(self, obj, wires): import Part import DraftGeomUtils output = "G90\nG21\nG40\n" output += "G0 Z" + str(obj.ClearanceHeight.Value) # absolute coords, millimeters, cancel offsets for wire in wires: offset = wire # reorder the wire offset = DraftGeomUtils.rebaseWire(offset, obj.StartVertex) # we create the path from the offset shape last = None for edge in offset.Edges: if not last: # we set the first move to our first point last = edge.Vertexes[0].Point output += "G0" + " X" + str("%f" % last.x) + " Y" + str("%f" % last.y) # Rapid sto starting position output += "G1" + " Z" + str("%f" % last.z) + "F " + str(self.vertFeed) + "\n" # Vertical feed to depth if isinstance(edge.Curve, Part.Circle): point = edge.Vertexes[-1].Point if point == last: # edges can come flipped point = edge.Vertexes[0].Point center = edge.Curve.Center relcenter = center.sub(last) v1 = last.sub(center) v2 = point.sub(center) if v1.cross(v2).z < 0: output += "G2" else: output += "G3" output += " X" + str("%f" % point.x) + " Y" + str("%f" % point.y) + " Z" + str("%f" % point.z) output += " I" + str("%f" % relcenter.x) + " J" + str("%f" % relcenter.y) + " K" + str("%f" % relcenter.z) output += " F " + str(self.horizFeed) output += "\n" last = point else: point = edge.Vertexes[-1].Point if point == last: # edges can come flipped point = edge.Vertexes[0].Point output += "G1 X" + str("%f" % point.x) + " Y" + str("%f" % point.y) + " Z" + str("%f" % point.z) output += " F " + str(self.horizFeed) output += "\n" last = point output += "G0 Z " + str(obj.SafeHeight.Value) return output def addShapeString(self, obj, ss): baselist = obj.Base if len(baselist) == 0: # When adding the first base object, guess at heights try: bb = ss.Shape.BoundBox # parent boundbox obj.StartDepth = bb.ZMax obj.ClearanceHeight = bb.ZMax + 5.0 obj.SafeHeight = bb.ZMax + 3.0 obj.FinalDepth = bb.ZMin except: obj.StartDepth = 5.0 obj.ClearanceHeight = 10.0 obj.SafeHeight = 8.0 item = (ss, "") if item in baselist: FreeCAD.Console.PrintWarning("ShapeString already in the Engraving list" + "\n") else: baselist.append(item) obj.Base = baselist self.execute(obj) class _ViewProviderEngrave: def __init__(self, vobj): vobj.Proxy = self def attach(self, vobj): self.Object = vobj.Object return def setEdit(self, vobj, mode=0): FreeCADGui.Control.closeDialog() taskd = TaskPanel() taskd.obj = vobj.Object FreeCADGui.Control.showDialog(taskd) taskd.setupUi() return True def getIcon(self): return ":/icons/Path-Profile.svg" def __getstate__(self): return None def __setstate__(self, state): return None class CommandPathEngrave: def GetResources(self): return {'Pixmap': 'Path-Engrave', 'MenuText': QtCore.QT_TRANSLATE_NOOP("Path_Engrave", "ShapeString Engrave"), 'ToolTip': QtCore.QT_TRANSLATE_NOOP("Path_Engrave", "Creates an Engraving Path around a Draft ShapeString")} def IsActive(self): return FreeCAD.ActiveDocument is not None def Activated(self): # if everything is ok, execute and register the transaction in the undo/redo stack FreeCAD.ActiveDocument.openTransaction("Create Engrave Path") FreeCADGui.addModule("PathScripts.PathFaceProfile") FreeCADGui.addModule("PathScripts.PathUtils") FreeCADGui.doCommand('obj = FreeCAD.ActiveDocument.addObject("Path::FeaturePython", "PathEngrave")') FreeCADGui.doCommand('PathScripts.PathEngrave.ObjectPathEngrave(obj)') FreeCADGui.doCommand('obj.ClearanceHeight = 10') FreeCADGui.doCommand('obj.StartDepth= 0') FreeCADGui.doCommand('obj.FinalDepth= -0.1') FreeCADGui.doCommand('obj.SafeHeight= 5.0') FreeCADGui.doCommand('PathScripts.PathUtils.addToProject(obj)') FreeCAD.ActiveDocument.commitTransaction() FreeCAD.ActiveDocument.recompute() FreeCADGui.doCommand('obj.ViewObject.startEditing()') class TaskPanel: def __init__(self): self.form = FreeCADGui.PySideUic.loadUi(":/panels/EngraveEdit.ui") def accept(self): self.getFields() FreeCADGui.ActiveDocument.resetEdit() FreeCADGui.Control.closeDialog() FreeCAD.ActiveDocument.recompute() FreeCADGui.Selection.removeObserver(self.s) def reject(self): FreeCADGui.Control.closeDialog() FreeCAD.ActiveDocument.recompute() FreeCADGui.Selection.removeObserver(self.s) def getFields(self): if self.obj: if hasattr(self.obj, "StartDepth"): self.obj.StartDepth = self.form.startDepth.text() if hasattr(self.obj, "FinalDepth"): self.obj.FinalDepth = self.form.finalDepth.text() if hasattr(self.obj, "SafeHeight"): self.obj.SafeHeight = self.form.safeHeight.text() if hasattr(self.obj, "ClearanceHeight"): self.obj.ClearanceHeight = self.form.clearanceHeight.text() self.obj.Proxy.execute(self.obj) def setFields(self): self.form.startDepth.setText(str(self.obj.StartDepth.Value)) self.form.finalDepth.setText(str(self.obj.FinalDepth.Value)) self.form.safeHeight.setText(str(self.obj.SafeHeight.Value)) self.form.clearanceHeight.setText(str(self.obj.ClearanceHeight.Value)) self.form.baseList.clear() for i in self.obj.Base: self.form.baseList.addItem(i[0].Name) def open(self): self.s = SelObserver() # install the function mode resident FreeCADGui.Selection.addObserver(self.s) def addBase(self): # check that the selection contains exactly what we want selection = FreeCADGui.Selection.getSelectionEx() if not len(selection) >= 1: FreeCAD.Console.PrintError(translate("Path_Engrave", "Please select at least one ShapeString\n")) return for s in selection: if not Draft.getType(s.Object) == "ShapeString": FreeCAD.Console.PrintError(translate("Path_Engrave", "Please select at least one ShapeString\n")) return self.obj.Proxy.addShapeString(self.obj, s.Object) self.setFields() def deleteBase(self): dlist = self.form.baseList.selectedItems() for d in dlist: newlist = [] for i in self.obj.Base: if not i[0].Name == d.text(): newlist.append(i) self.obj.Base = newlist self.form.baseList.takeItem(self.form.baseList.row(d)) def itemActivated(self): FreeCADGui.Selection.clearSelection() slist = self.form.baseList.selectedItems() for i in slist: o = FreeCAD.ActiveDocument.getObject(i.text()) FreeCADGui.Selection.addSelection(o) FreeCADGui.updateGui() def reorderBase(self): newlist = [] for i in range(self.form.baseList.count()): s = self.form.baseList.item(i).text() obj = FreeCAD.ActiveDocument.getObject(s) newlist.append(obj) self.obj.Base = newlist self.obj.Proxy.execute(self.obj) FreeCAD.ActiveDocument.recompute() def getStandardButtons(self): return int(QtGui.QDialogButtonBox.Ok) def setupUi(self): # Connect Signals and Slots self.form.startDepth.editingFinished.connect(self.getFields) self.form.finalDepth.editingFinished.connect(self.getFields) self.form.safeHeight.editingFinished.connect(self.getFields) self.form.clearanceHeight.editingFinished.connect(self.getFields) self.form.addBase.clicked.connect(self.addBase) self.form.deleteBase.clicked.connect(self.deleteBase) self.form.reorderBase.clicked.connect(self.reorderBase) self.form.baseList.itemSelectionChanged.connect(self.itemActivated) sel = FreeCADGui.Selection.getSelectionEx() if len(sel) != 0: self.addBase() self.setFields() class SelObserver: def __init__(self): import PathScripts.PathSelection as PST PST.engraveselect() def __del__(self): import PathScripts.PathSelection as PST PST.clear() def addSelection(self, doc, obj, sub, pnt): FreeCADGui.doCommand('Gui.Selection.addSelection(FreeCAD.ActiveDocument.' + obj + ')') FreeCADGui.updateGui() if FreeCAD.GuiUp: FreeCADGui.addCommand('Path_Engrave', CommandPathEngrave())