157 lines
3.6 KiB
C++
157 lines
3.6 KiB
C++
/*
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* Copyright (C) 2020, 2021 Gavin MacGregor
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*
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* This file is part of QTeletextMaker.
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*
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* QTeletextMaker 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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* QTeletextMaker 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 QTeletextMaker. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef LEVELONECOMMANDS_H
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#define LEVELONECOMMANDS_H
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#include <QUndoCommand>
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#include "document.h"
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class OverwriteCharacterCommand : public QUndoCommand
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{
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public:
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OverwriteCharacterCommand(TeletextDocument *, unsigned char, QUndoCommand *parent = 0);
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void redo() override;
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void undo() override;
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private:
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TeletextDocument *m_teletextDocument;
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unsigned char m_oldCharacter, m_newCharacter;
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int m_subPageIndex, m_row, m_column;
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};
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class ToggleMosaicBitCommand : public QUndoCommand
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{
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public:
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enum { Id = 2 };
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ToggleMosaicBitCommand(TeletextDocument *, unsigned char, QUndoCommand *parent = 0);
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void redo() override;
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void undo() override;
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bool mergeWith(const QUndoCommand *) override;
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int id() const override { return Id; }
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private:
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TeletextDocument *m_teletextDocument;
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unsigned char m_oldCharacter, m_newCharacter;
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int m_subPageIndex, m_row, m_column;
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};
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class BackspaceCommand : public QUndoCommand
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{
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public:
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BackspaceCommand(TeletextDocument *, QUndoCommand *parent = 0);
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void redo() override;
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void undo() override;
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private:
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TeletextDocument *m_teletextDocument;
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unsigned char m_deletedCharacter;
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int m_subPageIndex, m_row, m_column;
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};
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class InsertSubPageCommand : public QUndoCommand
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{
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public:
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InsertSubPageCommand(TeletextDocument *, bool, bool, QUndoCommand *parent = 0);
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void redo() override;
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void undo() override;
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private:
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TeletextDocument *m_teletextDocument;
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int m_newSubPageIndex;
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bool m_copySubPage;
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};
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class DeleteSubPageCommand : public QUndoCommand
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{
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public:
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DeleteSubPageCommand(TeletextDocument *, QUndoCommand *parent = 0);
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void redo() override;
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void undo() override;
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private:
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TeletextDocument *m_teletextDocument;
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int m_subPageToDelete;
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};
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class InsertRowCommand : public QUndoCommand
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{
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public:
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InsertRowCommand(TeletextDocument *, bool, QUndoCommand *parent = 0);
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void redo() override;
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void undo() override;
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private:
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TeletextDocument *m_teletextDocument;
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int m_subPageIndex, m_row;
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bool m_copyRow;
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unsigned char m_deletedBottomRow[40];
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};
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class DeleteRowCommand : public QUndoCommand
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{
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public:
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DeleteRowCommand(TeletextDocument *, QUndoCommand *parent = 0);
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void redo() override;
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void undo() override;
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private:
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TeletextDocument *m_teletextDocument;
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int m_subPageIndex, m_row;
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unsigned char m_deletedRow[40];
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};
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class SetColourCommand : public QUndoCommand
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{
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public:
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SetColourCommand(TeletextDocument *, int, int, QUndoCommand *parent = 0);
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void redo() override;
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void undo() override;
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private:
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TeletextDocument *m_teletextDocument;
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int m_subPageIndex, m_colourIndex, m_oldColour, m_newColour;
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};
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class ResetCLUTCommand : public QUndoCommand
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{
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public:
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ResetCLUTCommand(TeletextDocument *, int, QUndoCommand *parent = 0);
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void redo() override;
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void undo() override;
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private:
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TeletextDocument *m_teletextDocument;
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int m_subPageIndex, m_colourTable;
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int m_oldColourEntry[8];
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};
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#endif
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