99 lines
2.3 KiB
C++
99 lines
2.3 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) 2018 A. Stebich (librecad@mail.lordofbikes.de)
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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 <ostream>
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#include"rs_undocycle.h"
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/**
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* Adds an Undoable to this Undo Cycle. Every Cycle can contain one or
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* more Undoables.
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*/
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void RS_UndoCycle::addUndoable(RS_Undoable* u) {
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if (!u)
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return;
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undoables.insert(u);
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}
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/**
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* Removes an undoable from the list.
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*/
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void RS_UndoCycle::removeUndoable(RS_Undoable* u) {
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if (!u)
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return;
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undoables.erase(u);
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}
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/**
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* Return number of undoables in cycle
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*/
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size_t RS_UndoCycle::size()
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{
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return undoables.size();
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}
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void RS_UndoCycle::changeUndoState()
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{
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for (RS_Undoable* u: undoables)
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u->changeUndoState();
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}
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std::set<RS_Undoable*> const& RS_UndoCycle::getUndoables() const
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{
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return undoables;
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}
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std::ostream& operator << (std::ostream& os,
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RS_UndoCycle& uc) {
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os << " Undo item: " << "\n";
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//os << " Type: ";
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/*switch (i.type) {
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case RS2::UndoAdd:
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os << "RS2::UndoAdd";
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break;
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case RS2::UndoDel:
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os << "RS2::UndoDel";
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break;
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}*/
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os << " Undoable ids: ";
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for (auto u: uc.undoables) {
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if (u->undoRtti()==RS2::UndoableEntity) {
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RS_Entity* e = (RS_Entity*)u;
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os << e->getId() << (u->isUndone() ? "*" : "") << " ";
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} else {
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os << "|";
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}
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}
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return os;
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}
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