File size: 6,648 Bytes
985c397 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 | # SPDX-License-Identifier: LGPL-2.1-or-later
# ***************************************************************************
# * Copyright (c) 2014 Yorik van Havre <yorik@uncreated.net> *
# * *
# * 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 Path
import Path.Op.Base as PathOp
import Path.Op.EngraveBase as PathEngraveBase
import PathScripts.PathUtils as PathUtils
from PySide.QtCore import QT_TRANSLATE_NOOP
__doc__ = "Class and implementation of CAM Engrave operation"
if False:
Path.Log.setLevel(Path.Log.Level.DEBUG, Path.Log.thisModule())
Path.Log.trackModule(Path.Log.thisModule())
else:
Path.Log.setLevel(Path.Log.Level.INFO, Path.Log.thisModule())
# lazily loaded modules
from lazy_loader.lazy_loader import LazyLoader
Part = LazyLoader("Part", globals(), "Part")
class ObjectEngrave(PathEngraveBase.ObjectOp):
"""Proxy class for Engrave operation."""
def __init__(self, obj, name, parentJob):
super(ObjectEngrave, self).__init__(obj, name, parentJob)
self.wires = []
def opFeatures(self, obj):
"""opFeatures(obj) ... return all standard features and edges based geometries"""
return (
PathOp.FeatureTool
| PathOp.FeatureDepths
| PathOp.FeatureHeights
| PathOp.FeatureStepDown
| PathOp.FeatureBaseEdges
| PathOp.FeatureCoolant
)
def setupAdditionalProperties(self, obj):
if not hasattr(obj, "BaseShapes"):
obj.addProperty(
"App::PropertyLinkList",
"BaseShapes",
"Path",
QT_TRANSLATE_NOOP("App::Property", "Additional base objects to be engraved"),
)
obj.setEditorMode("BaseShapes", 2) # hide
def initOperation(self, obj):
"""initOperation(obj) ... create engraving specific properties."""
obj.addProperty(
"App::PropertyInteger",
"StartVertex",
"Path",
QT_TRANSLATE_NOOP("App::Property", "The vertex index to start the toolpath from"),
)
self.setupAdditionalProperties(obj)
def opOnDocumentRestored(self, obj):
# upgrade ...
self.setupAdditionalProperties(obj)
def opExecute(self, obj):
"""opExecute(obj) ... process engraving operation"""
Path.Log.track()
jobshapes = []
if obj.Base:
# user has selected specific subelements
Path.Log.track(len(obj.Base))
for base, subs in obj.Base:
edges = []
wires = []
for feature in subs:
sub = base.Shape.getElement(feature)
if isinstance(sub, Part.Edge):
edges.append(sub)
elif sub.Wires:
wires.extend(sub.Wires)
else:
wires.append(Part.Wire(sub.Edges))
for sortedEdges in Part.sortEdges(edges):
wires.append(Part.Wire(sortedEdges))
jobshapes.append(Part.makeCompound(wires))
elif obj.BaseShapes:
# user added specific shapes
jobshapes.extend([base.Shape for base in obj.BaseShapes])
else:
# process all objects in Job.Model.Group
Path.Log.track(self.model)
for base in self.model:
Path.Log.track(base.Label)
if base.isDerivedFrom("Part::Part2DObject"):
jobshapes.append(base.Shape)
elif base.isDerivedFrom("Sketcher::SketchObject"):
jobshapes.append(base.Shape)
elif hasattr(base, "ArrayType"):
jobshapes.append(base.Shape)
if jobshapes:
Path.Log.debug("processing {} jobshapes".format(len(jobshapes)))
wires = []
for shape in jobshapes:
if isinstance(shape, Part.Edge):
shapeWires = [Part.Wire(shape)]
else:
shapeWires = shape.Wires
Path.Log.debug("jobshape has {} edges".format(len(shape.Edges)))
self.commandlist.append(
Path.Command("G0", {"Z": obj.ClearanceHeight.Value, "F": self.vertRapid})
)
self.buildpathocc(obj, shapeWires, self.getZValues(obj))
wires.extend(shapeWires)
self.wires = wires
Path.Log.debug("processing {} jobshapes -> {} wires".format(len(jobshapes), len(wires)))
# the last command is a move to clearance, which is automatically added by PathOp
if self.commandlist:
self.commandlist.pop()
def opUpdateDepths(self, obj):
"""updateDepths(obj) ... engraving is always done at the top most z-value"""
job = PathUtils.findParentJob(obj)
self.opSetDefaultValues(obj, job)
def SetupProperties():
return ["StartVertex"]
def Create(name, obj=None, parentJob=None):
"""Create(name) ... Creates and returns an Engrave operation."""
if obj is None:
obj = FreeCAD.ActiveDocument.addObject("Path::FeaturePython", name)
obj.Proxy = ObjectEngrave(obj, name, parentJob)
return obj
|