rwidgets/commands/movevmapitem.cpp

0001 /***************************************************************************
0002  *  Copyright (C) 2017 by Renaud Guezennec                                 *
0003  *   https://rolisteam.org/contact                                      *
0004  *                                                                         *
0005  *   rolisteam is free software; you can redistribute it and/or modify     *
0006  *   it under the terms of the GNU General Public License as published by  *
0007  *   the Free Software Foundation; either version 2 of the License, or     *
0008  *   (at your option) any later version.                                   *
0009  *                                                                         *
0010  *   This program is distributed in the hope that it will be useful,       *
0011  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
0012  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
0013  *   GNU General Public License for more details.                          *
0014  *                                                                         *
0015  *   You should have received a copy of the GNU General Public License     *
0016  *   along with this program; if not, write to the                         *
0017  *   Free Software Foundation, Inc.,                                       *
0018  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
0019  ***************************************************************************/
0020 #include "movevmapitem.h"
0021 #include "graphicsItems/visualitem.h"
0022 #include <QDebug>
0023
0024 MoveItemCommand::MoveItemCommand(QList<VisualItem*> selection, QList<QPointF> oldPosition, QUndoCommand* parent)
0025     : QUndoCommand(parent), m_selection(selection), m_oldPoints(oldPosition)
0026 {
0027     if(m_selection.size() == m_oldPoints.size())
0028     {
0029         m_valid= true;
0030         for(auto& item : m_selection)
0031         {
0032             m_newPoints.append(item->pos());
0033         }
0034         setText(QObject::tr("Move %n item(s)", "", m_selection.size()));
0035     }
0036 }
0037
0038 void MoveItemCommand::redo()
0039 {
0040     qInfo() << QStringLiteral("redo command MoveItemCommand: %1 ").arg(text());
0041     if(!m_valid)
0042         return;
0043     int i= 0;
0044     for(auto& item : m_selection)
0045     {
0046         item->setPos(m_newPoints.at(i));
0047         ++i;
0048     }
0049 }
0050
0051 void MoveItemCommand::undo()
0052 {
0053     qInfo() << QStringLiteral("undo command MoveItemCommand: %1 ").arg(text());
0054     if(!m_valid)
0055         return;
0056     int i= 0;
0057     for(auto& item : m_selection)
0058     {
0059         item->setPos(m_oldPoints.at(i));
0060         ++i;
0061     }
0062 }