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#------------------------------------------------------------------------------
# This file is part of the OpenStructure project <www.openstructure.org>
#
# Copyright (C) 2008-2020 by the OpenStructure authors
#
# This library is free software; you can redistribute it and/or modify it under
# the terms of the GNU Lesser General Public License as published by the Free
# Software Foundation; either version 3.0 of the License, or (at your option)
# any later version.
# This library 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 Lesser General Public License for more
# details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this library; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#------------------------------------------------------------------------------
# -*- coding: utf-8 -*-
from ost import info
from ost import gfx
class VisibilityOp:
VISIBLE_ATTRIBUTE_NAME = "Visible"
FLAGS_ATTRIBUTE_NAME = "Flags"
def __init__(self, selection, flags, visible=False):
self.selection_ = selection
self.visible_ = visible
self.flags_ = flags
def GetName(self):
return "Visible: %s"%str(self.IsVisible())
def SetSelection(self, selection):
self.selection_ = selection
def GetSelection(self):
return self.selection_
def SetVisible(self, visible):
self.visible_ = visible
def SetSelectionFlags(self, flags):
self.flags_ = flags
def GetSelectionFlags(self):
return self.flags_
def IsVisible(self):
return self.visible_
def ApplyOn(self, entity):
if (entity is not None) and isinstance(entity, gfx.Entity):
entity.SetVisible(entity.view.Select(self.GetSelection(),self.GetSelectionFlags()),self.IsVisible())
def ToInfo(self,group):
group.SetAttribute(VisibilityOp.VISIBLE_ATTRIBUTE_NAME, str(int(self.IsVisible())))
group.SetAttribute(VisibilityOp.FLAGS_ATTRIBUTE_NAME, str(self.GetSelectionFlags()))
group.SetTextData(str(self.GetSelection()))
@staticmethod
def FromInfo(group):
visible_op = None
if group.HasAttribute(VisibilityOp.VISIBLE_ATTRIBUTE_NAME):
visible = bool(int(group.GetAttribute(VisibilityOp.VISIBLE_ATTRIBUTE_NAME)))
flags = 0
if group.HasAttribute(VisibilityOp.FLAGS_ATTRIBUTE_NAME):
flags = int(group.GetAttribute(VisibilityOp.FLAGS_ATTRIBUTE_NAME))
selection = group.GetTextData()
visible_op = VisibilityOp(selection,flags,visible)
return visible_op
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