58 lines
1.7 KiB
C++
58 lines
1.7 KiB
C++
/****************************************************************************
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**
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** This file is part of the LibreCAD project, a 2D CAD program
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**
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** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
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** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
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**
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file gpl-2.0.txt included in the
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** packaging of this 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 General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software
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** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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**
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** This copyright notice MUST APPEAR in all copies of the script!
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**
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**********************************************************************/
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#include "rs_undoable.h"
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#include "rs_undocycle.h"
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/**
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* The undoable thing gets activated if it was undone and
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* deactivated otherwise.
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*/
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void RS_Undoable::changeUndoState() {
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toggleFlag(RS2::FlagUndone);
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undoStateChanged(isUndone());
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}
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/**
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* Undoes or redoes an undoable.
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*/
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void RS_Undoable::setUndoState(bool undone) {
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if (undone) {
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setFlag(RS2::FlagUndone);
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} else {
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delFlag(RS2::FlagUndone);
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}
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undoStateChanged(isUndone());
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}
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/**
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* Is this entity in the Undo memory and not active?
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*/
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bool RS_Undoable::isUndone() const {
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return getFlag(RS2::FlagUndone);
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}
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