File indexing completed on 2024-05-12 04:35:03

0001 /* This file is part of the TikZKit project.
0002  *
0003  * Copyright (C) 2018 Dominik Haumann <dhaumann@kde.org>
0004  *
0005  * This library is free software; you can redistribute it and/or modify
0006  * it under the terms of the GNU Library General Public License as published
0007  * by the Free Software Foundation, either version 2 of the License, or
0008  * (at your option) any later version.
0009  *
0010  * This library 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 Library General Public License for more details.
0014  *
0015  * You should have received a copy of the GNU Library General Public License
0016  * along with this library; see the file COPYING.LIB.  If not, see
0017  * <http://www.gnu.org/licenses/>.
0018  */
0019 
0020 #ifndef TIKZ_UNDO_DELETE_ENTITY_H
0021 #define TIKZ_UNDO_DELETE_ENTITY_H
0022 
0023 #include "UndoItem.h"
0024 #include "Uid.h"
0025 
0026 namespace tikz {
0027 namespace core {
0028 
0029 class Node;
0030 class Document;
0031 
0032 class UndoDeleteEntity : public UndoItem
0033 {
0034     public:
0035         /**
0036          * Constructor.
0037          */
0038         UndoDeleteEntity(Document * doc);
0039 
0040         /**
0041          * Constructor.
0042          */
0043         UndoDeleteEntity(const Uid & uid, Document * doc);
0044 
0045         /**
0046          * Destructor
0047          */
0048         virtual ~UndoDeleteEntity();
0049 
0050         /**
0051          * Undo: add node again.
0052          */
0053         void undo() override;
0054 
0055         /**
0056          * Redo: delete node again.
0057          */
0058         void redo() override;
0059 
0060     protected:
0061         /**
0062          * Load the undo item state from the @p json object.
0063          */
0064         void loadData(const QJsonObject & json) override;
0065 
0066         /**
0067          * Serializie to JSON object.
0068          */
0069         QJsonObject saveData() const override;
0070 
0071     private:
0072         /**
0073          * The entity's uid.
0074          */
0075         Uid m_uid;
0076 
0077         /**
0078          * The entity type of the deleted entity.
0079          */
0080         EntityType m_entityType;
0081 
0082         /**
0083          * The entity serialized to json.
0084          */
0085         QJsonObject m_data;
0086 };
0087 
0088 }
0089 }
0090 
0091 #endif // TIKZ_UNDO_DELETE_ENTITY_H
0092 
0093 // kate: indent-width 4; replace-tabs on;