92 lines
3.2 KiB
C++
92 lines
3.2 KiB
C++
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/************************************************************************
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**
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** @file deletepatternpiece.cpp
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** @author Roman Telezhynskyi <dismine(at)gmail.com>
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** @date 14 6, 2014
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**
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** @brief
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** @copyright
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** This source code is part of the Valentine project, a pattern making
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** program, whose allow create and modeling patterns of clothing.
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** Copyright (C) 2014 Valentina project
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** <https://bitbucket.org/dismine/valentina> All Rights Reserved.
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**
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** Valentina is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** Valentina 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 Valentina. If not, see <http://www.gnu.org/licenses/>.
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**
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*************************************************************************/
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#include "deletepatternpiece.h"
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#include "../xml/vpattern.h"
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#include "addpatternpiece.h"
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//---------------------------------------------------------------------------------------------------------------------
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DeletePatternPiece::DeletePatternPiece(VPattern *doc, const QString &namePP, QUndoCommand *parent)
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: QObject(), QUndoCommand(parent), doc(doc), namePP(namePP), patternPiece(QDomElement()), mPath(QString()),
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previousNode(QDomNode())
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{
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setText(tr("Delete pattern piece %1").arg(namePP));
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QDomElement patternP= doc->GetPPElement(namePP);
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patternPiece = patternP.cloneNode().toElement();
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mPath = doc->MPath();
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previousNode = patternP.previousSibling();//find previous pattern piece
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}
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//---------------------------------------------------------------------------------------------------------------------
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DeletePatternPiece::~DeletePatternPiece()
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{}
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//---------------------------------------------------------------------------------------------------------------------
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void DeletePatternPiece::undo()
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{
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if (CountPP() == 0)
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{
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doc->CreateEmptyFile(mPath);
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}
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QDomElement rootElement = doc->documentElement();
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rootElement.insertAfter(patternPiece, previousNode);
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emit NeedFullParsing();
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}
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//---------------------------------------------------------------------------------------------------------------------
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void DeletePatternPiece::redo()
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{
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if (CountPP() <= 1)
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{
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emit ClearScene();
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}
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else
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{
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QDomElement rootElement = doc->documentElement();
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QDomElement patternPiece = doc->GetPPElement(namePP);
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rootElement.removeChild(patternPiece);
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emit NeedFullParsing();
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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int DeletePatternPiece::CountPP()
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{
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QDomElement rootElement = doc->documentElement();
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if (rootElement.isNull())
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{
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return 0;
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}
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const QDomNodeList elements = rootElement.elementsByTagName( VPattern::TagDraw );
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return elements.count();
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}
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