139 lines
5.3 KiB
Python
139 lines
5.3 KiB
Python
# -*- coding: utf-8 -*-
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#***************************************************************************
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#* *
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#* Copyright (c) 2014 Yorik van Havre <yorik@uncreated.net> *
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#* *
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#* This program is free software; you can redistribute it and/or modify *
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#* it under the terms of the GNU Lesser General Public License (LGPL) *
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#* as published by the Free Software Foundation; either version 2 of *
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#* the License, or (at your option) any later version. *
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#* for detail see the LICENCE text file. *
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#* *
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#* This program is distributed in the hope that it will be useful, *
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#* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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#* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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#* GNU Library General Public License for more details. *
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#* *
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#* You should have received a copy of the GNU Library General Public *
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#* License along with this program; if not, write to the Free Software *
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#* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
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#* USA *
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#* *
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#***************************************************************************
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import FreeCAD,FreeCADGui,Path,PathGui
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from PySide import QtCore,QtGui
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"""Path Hop object and FreeCAD command"""
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# Qt tanslation handling
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try:
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_encoding = QtGui.QApplication.UnicodeUTF8
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def translate(context, text, disambig=None):
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return QtGui.QApplication.translate(context, text, disambig, _encoding)
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except AttributeError:
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def translate(context, text, disambig=None):
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return QtGui.QApplication.translate(context, text, disambig)
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class ObjectHop:
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def __init__(self,obj):
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obj.addProperty("App::PropertyLink","NextObject","Path",translate("PathHop","The object to be reached by this hop"))
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obj.addProperty("App::PropertyDistance","HopHeight","Path",translate("PathHop","The Z height of the hop"))
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obj.Proxy = self
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def __getstate__(self):
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return None
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def __setstate__(self,state):
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return None
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def execute(self,obj):
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nextpoint = FreeCAD.Vector()
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if obj.NextObject:
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if obj.NextObject.isDerivedFrom("Path::Feature"):
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# look for the first position of the next path
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for c in obj.NextObject.Path.Commands:
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if c.Name in ["G0","G00","G1","G01","G2","G02","G3","G03"]:
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nextpoint = c.Placement.Base
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break
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# absolute coords, millimeters, cancel offsets
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output = "G90\nG21\nG40\n"
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# go up to the given height
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output += "G0 Z" + str(obj.HopHeight.Value) + "\n"
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# go horizontally to the position of nextpoint
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output += "G0 X" + str(nextpoint.x) + " Y" + str(nextpoint.y) + "\n"
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#print output
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path = Path.Path(output)
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obj.Path = path
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class ViewProviderPathHop:
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def __init__(self,vobj):
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vobj.Proxy = self
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def attach(self,vobj):
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self.Object = vobj.Object
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return
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def getIcon(self):
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return ":/icons/Path-Hop.svg"
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def __getstate__(self):
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return None
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def __setstate__(self,state):
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return None
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class CommandPathHop:
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def GetResources(self):
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return {'Pixmap' : 'Path-Hop',
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'MenuText': QtCore.QT_TRANSLATE_NOOP("Path_Hop","Hop"),
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'Accel': "P, H",
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'ToolTip': QtCore.QT_TRANSLATE_NOOP("Path_Hop","Creates a Path Hop object")}
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def IsActive(self):
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return not FreeCAD.ActiveDocument is None
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def Activated(self):
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# check that the selection contains exactly what we want
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selection = FreeCADGui.Selection.getSelection()
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if len(selection) != 1:
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FreeCAD.Console.PrintError(translate("Path_Hop","Please select one path object\n"))
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return
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if not selection[0].isDerivedFrom("Path::Feature"):
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FreeCAD.Console.PrintError(translate("Path_Hop","The selected object is not a path\n"))
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return
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FreeCAD.ActiveDocument.openTransaction(translate("Path_Hop","Create Hop"))
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FreeCADGui.addModule("PathScripts.PathHop")
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FreeCADGui.addModule("PathScripts.PathUtils")
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FreeCADGui.doCommand('obj = FreeCAD.ActiveDocument.addObject("Path::FeaturePython","Hop")')
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FreeCADGui.doCommand('PathScripts.PathHop.ObjectHop(obj)')
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FreeCADGui.doCommand('PathScripts.PathHop.ViewProviderPathHop(obj.ViewObject)')
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FreeCADGui.doCommand('obj.NextObject = FreeCAD.ActiveDocument.' + selection[0].Name)
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FreeCADGui.doCommand('PathScripts.PathUtils.addToProject(obj)')
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FreeCAD.ActiveDocument.commitTransaction()
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FreeCAD.ActiveDocument.recompute()
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if FreeCAD.GuiUp:
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# register the FreeCAD command
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FreeCADGui.addCommand('Path_Hop',CommandPathHop())
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FreeCAD.Console.PrintLog("Loading PathHop... done\n")
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