178 lines
7.3 KiB
Python
178 lines
7.3 KiB
Python
# ***************************************************************************
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# * (c) 2020 Eliud Cabrera Castillo <e.cabrera-castillo@tum.de> *
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# * *
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# * This file is part of the FreeCAD CAx development system. *
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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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# * FreeCAD 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 FreeCAD; 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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"""Provides GUI tools to create Fillet objects between two lines.
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TODO: Currently this tool uses the DraftGui widgets. We want to avoid using
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this big module because it creates manually the interface.
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Instead we should provide its own .ui file and task panel,
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similar to the OrthoArray tool.
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"""
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## @package gui_fillet
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# \ingroup draftguitools
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# \brief Provides GUI tools to create Fillet objects between two lines.
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## \addtogroup draftguitools
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# @{
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import PySide.QtCore as QtCore
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from PySide.QtCore import QT_TRANSLATE_NOOP
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import FreeCADGui as Gui
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import Draft
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import Draft_rc
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import draftutils.utils as utils
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import draftguitools.gui_base_original as gui_base_original
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import draftguitools.gui_tool_utils as gui_tool_utils
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from draftmake import make_fillet
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from draftutils.messages import _err, _toolmsg
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from draftutils.translate import translate
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# The module is used to prevent complaints from code checkers (flake8)
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True if Draft_rc.__name__ else False
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class Fillet(gui_base_original.Creator):
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"""Gui command for the Fillet tool."""
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def __init__(self):
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super(Fillet, self).__init__()
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self.featureName = "Fillet"
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def GetResources(self):
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"""Set icon, menu and tooltip."""
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return {'Pixmap': 'Draft_Fillet',
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'Accel':'F,I',
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'MenuText': QT_TRANSLATE_NOOP("Draft_Fillet", "Fillet"),
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'ToolTip': QT_TRANSLATE_NOOP("Draft_Fillet", "Creates a fillet between two selected wires or edges.")}
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def Activated(self, name="Fillet"):
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"""Execute when the command is called."""
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super(Fillet, self).Activated(name=name)
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if self.ui:
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self.rad = 100
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self.chamfer = False
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self.delete = False
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label = translate("draft", "Fillet radius")
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tooltip = translate("draft", "Radius of fillet")
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# Call the task panel defined in DraftGui to enter a radius.
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self.ui.taskUi(title=translate("Draft", "Fillet"), icon="Draft_Fillet")
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self.ui.radiusUi()
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self.ui.sourceCmd = self
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self.ui.labelRadius.setText(label)
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self.ui.radiusValue.setToolTip(tooltip)
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self.ui.setRadiusValue(self.rad, "Length")
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self.ui.check_delete = self.ui._checkbox("isdelete",
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self.ui.layout,
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checked=self.delete)
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self.ui.check_delete.setText(translate("Draft",
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"Delete original objects"))
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self.ui.check_delete.show()
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self.ui.check_chamfer = self.ui._checkbox("ischamfer",
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self.ui.layout,
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checked=self.chamfer)
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self.ui.check_chamfer.setText(translate("Draft",
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"Create chamfer"))
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self.ui.check_chamfer.show()
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self.ui.check_delete.stateChanged.connect(self.set_delete)
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self.ui.check_chamfer.stateChanged.connect(self.set_chamfer)
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# TODO: somehow we need to set up the trackers
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# to show a preview of the fillet.
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# self.linetrack = trackers.lineTracker(dotted=True)
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# self.arctrack = trackers.arcTracker()
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# self.call = self.view.addEventCallback("SoEvent", self.action)
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_toolmsg(translate("draft", "Enter radius."))
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def action(self, arg):
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"""Scene event handler. CURRENTLY NOT USED.
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Here the displaying of the trackers (previews)
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should be implemented by considering the current value of the
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`ui.radiusValue`.
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"""
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if arg["Type"] == "SoKeyboardEvent":
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if arg["Key"] == "ESCAPE":
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self.finish()
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elif arg["Type"] == "SoLocation2Event":
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self.point, ctrlPoint, info = gui_tool_utils.getPoint(self, arg)
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gui_tool_utils.redraw3DView()
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def set_delete(self):
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"""Execute as a callback when the delete checkbox changes."""
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self.delete = self.ui.check_delete.isChecked()
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def set_chamfer(self):
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"""Execute as a callback when the chamfer checkbox changes."""
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self.chamfer = self.ui.check_chamfer.isChecked()
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def numericRadius(self, rad):
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"""Validate the entry radius in the user interface.
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This function is called by the toolbar or taskpanel interface
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when a valid radius has been entered in the input field.
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"""
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self.rad = rad
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self.draw_arc(rad, self.chamfer, self.delete)
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def draw_arc(self, rad, chamfer, delete):
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"""Process the selection and draw the actual object."""
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objs = Gui.Selection.getSelection()
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edges = make_fillet._preprocess(objs, rad, chamfer)
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if edges is None:
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_err(translate("draft", "Fillet cannot be created"))
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return
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_doc = 'FreeCAD.ActiveDocument.'
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_objs = '['
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_objs += _doc + objs[0].Name + ', '
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_objs += _doc + objs[1].Name
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_objs += ']'
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Gui.addModule("Draft")
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_cmd = 'Draft.make_fillet'
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_cmd += '('
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_cmd += _objs + ', '
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_cmd += 'radius=' + str(rad)
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if chamfer:
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_cmd += ', chamfer=' + str(chamfer)
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if delete:
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_cmd += ', delete=' + str(delete)
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_cmd += ')'
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_cmd_list = ['arc = ' + _cmd,
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'Draft.autogroup(arc)',
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'FreeCAD.ActiveDocument.recompute()']
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self.commit(translate("draft", "Create fillet"), _cmd_list)
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self.finish()
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Gui.addCommand('Draft_Fillet', Fillet())
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## @}
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