Split out X28 commands

levelonecommands.cpp

@@ -804,219 +804,3 @@ void DeleteSubPageCommand::undo()
 	m_teletextDocument->unDeleteSubPageFromRecycle(m_subPageIndex);
 	m_teletextDocument->selectSubPageIndex(m_subPageIndex, true);
 }
-
-
-SetFullScreenColourCommand::SetFullScreenColourCommand(TeletextDocument *teletextDocument, int newColour, QUndoCommand *parent) : LevelOneCommand(teletextDocument, parent)
-{
-	m_oldColour = teletextDocument->currentSubPage()->defaultScreenColour();
-	m_newColour = newColour;
-
-	setText(QObject::tr("full screen colour"));
-}
-
-void SetFullScreenColourCommand::redo()
-{
-	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
-	m_teletextDocument->currentSubPage()->setDefaultScreenColour(m_newColour);
-
-	emit m_teletextDocument->contentsChanged();
-	emit m_teletextDocument->pageOptionsChanged();
-}
-
-void SetFullScreenColourCommand::undo()
-{
-	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
-	m_teletextDocument->currentSubPage()->setDefaultScreenColour(m_oldColour);
-
-	emit m_teletextDocument->contentsChanged();
-	emit m_teletextDocument->pageOptionsChanged();
-}
-
-bool SetFullScreenColourCommand::mergeWith(const QUndoCommand *command)
-{
-	const SetFullScreenColourCommand *newerCommand = static_cast<const SetFullScreenColourCommand *>(command);
-
-	if (m_subPageIndex != newerCommand->m_subPageIndex)
-		return false;
-
-	m_newColour = newerCommand->m_newColour;
-
-	return true;
-}
-
-
-SetFullRowColourCommand::SetFullRowColourCommand(TeletextDocument *teletextDocument, int newColour, QUndoCommand *parent) : LevelOneCommand(teletextDocument, parent)
-{
-	m_oldColour = teletextDocument->currentSubPage()->defaultRowColour();
-	m_newColour = newColour;
-
-	setText(QObject::tr("full row colour"));
-}
-
-void SetFullRowColourCommand::redo()
-{
-	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
-	m_teletextDocument->currentSubPage()->setDefaultRowColour(m_newColour);
-
-	emit m_teletextDocument->contentsChanged();
-	emit m_teletextDocument->pageOptionsChanged();
-}
-
-void SetFullRowColourCommand::undo()
-{
-	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
-	m_teletextDocument->currentSubPage()->setDefaultRowColour(m_oldColour);
-
-	emit m_teletextDocument->contentsChanged();
-	emit m_teletextDocument->pageOptionsChanged();
-}
-
-bool SetFullRowColourCommand::mergeWith(const QUndoCommand *command)
-{
-	const SetFullRowColourCommand *newerCommand = static_cast<const SetFullRowColourCommand *>(command);
-
-	if (m_subPageIndex != newerCommand->m_subPageIndex)
-		return false;
-
-	m_newColour = newerCommand->m_newColour;
-
-	return true;
-}
-
-
-SetCLUTRemapCommand::SetCLUTRemapCommand(TeletextDocument *teletextDocument, int newMap, QUndoCommand *parent) : LevelOneCommand(teletextDocument, parent)
-{
-	m_oldMap = teletextDocument->currentSubPage()->colourTableRemap();
-	m_newMap = newMap;
-
-	setText(QObject::tr("CLUT remapping"));
-}
-
-void SetCLUTRemapCommand::redo()
-{
-	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
-	m_teletextDocument->currentSubPage()->setColourTableRemap(m_newMap);
-
-	emit m_teletextDocument->contentsChanged();
-	emit m_teletextDocument->pageOptionsChanged();
-}
-
-void SetCLUTRemapCommand::undo()
-{
-	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
-	m_teletextDocument->currentSubPage()->setColourTableRemap(m_oldMap);
-
-	emit m_teletextDocument->contentsChanged();
-	emit m_teletextDocument->pageOptionsChanged();
-}
-
-bool SetCLUTRemapCommand::mergeWith(const QUndoCommand *command)
-{
-	const SetCLUTRemapCommand *newerCommand = static_cast<const SetCLUTRemapCommand *>(command);
-
-	if (m_subPageIndex != newerCommand->m_subPageIndex)
-		return false;
-
-	m_newMap = newerCommand->m_newMap;
-
-	return true;
-}
-
-
-SetBlackBackgroundSubstCommand::SetBlackBackgroundSubstCommand(TeletextDocument *teletextDocument, bool newSub, QUndoCommand *parent) : LevelOneCommand(teletextDocument, parent)
-{
-	m_oldSub = teletextDocument->currentSubPage()->blackBackgroundSubst();
-	m_newSub = newSub;
-
-	setText(QObject::tr("black background substitution"));
-}
-
-void SetBlackBackgroundSubstCommand::redo()
-{
-	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
-	m_teletextDocument->currentSubPage()->setBlackBackgroundSubst(m_newSub);
-
-	emit m_teletextDocument->contentsChanged();
-	emit m_teletextDocument->pageOptionsChanged();
-}
-
-void SetBlackBackgroundSubstCommand::undo()
-{
-	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
-	m_teletextDocument->currentSubPage()->setBlackBackgroundSubst(m_oldSub);
-
-	emit m_teletextDocument->contentsChanged();
-	emit m_teletextDocument->pageOptionsChanged();
-}
-
-bool SetBlackBackgroundSubstCommand::mergeWith(const QUndoCommand *command)
-{
-	const SetBlackBackgroundSubstCommand *newerCommand = static_cast<const SetBlackBackgroundSubstCommand *>(command);
-
-	if (m_subPageIndex != newerCommand->m_subPageIndex)
-		return false;
-
-	setObsolete(true);
-	return true;
-}
-
-
-SetColourCommand::SetColourCommand(TeletextDocument *teletextDocument, int colourIndex, int newColour, QUndoCommand *parent) : LevelOneCommand(teletextDocument, parent)
-{
-	m_colourIndex = colourIndex;
-	m_oldColour = teletextDocument->currentSubPage()->CLUT(colourIndex);
-	m_newColour = newColour;
-
-	setText(QObject::tr("colour change"));
-
-}
-
-void SetColourCommand::redo()
-{
-	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
-	m_teletextDocument->currentSubPage()->setCLUT(m_colourIndex, m_newColour);
-
-	emit m_teletextDocument->colourChanged(m_colourIndex);
-	emit m_teletextDocument->contentsChanged();
-}
-
-void SetColourCommand::undo()
-{
-	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
-	m_teletextDocument->currentSubPage()->setCLUT(m_colourIndex, m_oldColour);
-
-	emit m_teletextDocument->colourChanged(m_colourIndex);
-	emit m_teletextDocument->contentsChanged();
-}
-
-
-ResetCLUTCommand::ResetCLUTCommand(TeletextDocument *teletextDocument, int colourTable, QUndoCommand *parent) : LevelOneCommand(teletextDocument, parent)
-{
-	m_colourTable = colourTable;
-	for (int i=m_colourTable*8; i<m_colourTable*8+8; i++)
-		m_oldColourEntry[i&7] = teletextDocument->currentSubPage()->CLUT(i);
-
-	setText(QObject::tr("CLUT %1 reset").arg(m_colourTable));
-}
-
-void ResetCLUTCommand::redo()
-{
-	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
-	for (int i=m_colourTable*8; i<m_colourTable*8+8; i++) {
-		m_teletextDocument->currentSubPage()->setCLUT(i, m_teletextDocument->currentSubPage()->CLUT(i, 0));
-		emit m_teletextDocument->colourChanged(i);
-	}
-
-	emit m_teletextDocument->contentsChanged();
-}
-
-void ResetCLUTCommand::undo()
-{
-	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
-	for (int i=m_colourTable*8; i<m_colourTable*8+8; i++) {
-		m_teletextDocument->currentSubPage()->setCLUT(i, m_oldColourEntry[i&7]);
-		emit m_teletextDocument->colourChanged(i);
-	}
-
-	emit m_teletextDocument->contentsChanged();
-}

levelonecommands.h

@@ -194,93 +194,4 @@ private:
 };
 #endif // !QT_NO_CLIPBOARD
 
-class SetFullScreenColourCommand : public LevelOneCommand
-{
-public:
-	enum { Id = 105 };
-
-	SetFullScreenColourCommand(TeletextDocument *teletextDocument, int newColour, QUndoCommand *parent = 0);
-
-	void redo() override;
-	void undo() override;
-	bool mergeWith(const QUndoCommand *command) override;
-	int id() const override { return Id; }
-
-private:
-	int m_oldColour, m_newColour;
-};
-
-class SetFullRowColourCommand : public LevelOneCommand
-{
-public:
-	enum { Id = 106 };
-
-	SetFullRowColourCommand(TeletextDocument *teletextDocument, int newColour, QUndoCommand *parent = 0);
-
-	void redo() override;
-	void undo() override;
-	bool mergeWith(const QUndoCommand *command) override;
-	int id() const override { return Id; }
-
-private:
-	int m_oldColour, m_newColour;
-};
-
-class SetCLUTRemapCommand : public LevelOneCommand
-{
-public:
-	enum { Id = 107 };
-
-	SetCLUTRemapCommand(TeletextDocument *teletextDocument, int newMap, QUndoCommand *parent = 0);
-
-	void redo() override;
-	void undo() override;
-	bool mergeWith(const QUndoCommand *command) override;
-	int id() const override { return Id; }
-
-private:
-	int m_oldMap, m_newMap;
-};
-
-class SetBlackBackgroundSubstCommand : public LevelOneCommand
-{
-public:
-	enum { Id = 108 };
-
-	SetBlackBackgroundSubstCommand(TeletextDocument *teletextDocument, bool newSub, QUndoCommand *parent = 0);
-
-	void redo() override;
-	void undo() override;
-	bool mergeWith(const QUndoCommand *command) override;
-	int id() const override { return Id; }
-
-private:
-	int m_oldSub, m_newSub;
-};
-
-class SetColourCommand : public LevelOneCommand
-{
-public:
-	SetColourCommand(TeletextDocument *teletextDocument, int colourIndex, int newColour, QUndoCommand *parent = 0);
-
-	void redo() override;
-	void undo() override;
-
-private:
-	int m_colourIndex, m_oldColour, m_newColour;
-};
-
-class ResetCLUTCommand : public LevelOneCommand
-{
-public:
-	ResetCLUTCommand(TeletextDocument *teletextDocument, int colourTable, QUndoCommand *parent = 0);
-
-	void redo() override;
-	void undo() override;
-
-private:
-	int m_colourTable;
-	int m_oldColourEntry[8];
-};
-
 #endif

pageenhancementsdockwidget.cpp

@@ -26,7 +26,7 @@
 
 #include "pageenhancementsdockwidget.h"
 
-#include "levelonecommands.h"
+#include "x28commands.h"
 
 PageEnhancementsDockWidget::PageEnhancementsDockWidget(TeletextWidget *parent): QDockWidget(parent)
 {

palettedockwidget.cpp

@@ -28,7 +28,7 @@
 
 #include "palettedockwidget.h"
 
-#include "levelonecommands.h"
+#include "x28commands.h"
 #include "document.h"
 #include "mainwidget.h"
 

qteletextmaker.pro

@@ -21,7 +21,8 @@ HEADERS       = decode.h \
                 x26dockwidget.h \
                 x26menus.h \
                 x26model.h \
-                x26triplets.h
+                x26triplets.h \
+                x28commands.h
 SOURCES       = decode.cpp \
                 document.cpp \
                 levelonecommands.cpp \
@@ -41,7 +42,8 @@ SOURCES       = decode.cpp \
                 x26dockwidget.cpp \
                 x26menus.cpp \
                 x26model.cpp \
-                x26triplets.cpp
+                x26triplets.cpp \
+                x28commands.cpp
 RESOURCES     = qteletextmaker.qrc
 
 # install

x28commands.cpp

@@ -0,0 +1,243 @@
+/*
+ * Copyright (C) 2020-2024 Gavin MacGregor
+ *
+ * This file is part of QTeletextMaker.
+ *
+ * QTeletextMaker is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * QTeletextMaker is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with QTeletextMaker.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "x28commands.h"
+
+#include "document.h"
+
+X28Command::X28Command(TeletextDocument *teletextDocument, QUndoCommand *parent) : QUndoCommand(parent)
+{
+	m_teletextDocument = teletextDocument;
+	m_subPageIndex = teletextDocument->currentSubPageIndex();
+}
+
+
+SetFullScreenColourCommand::SetFullScreenColourCommand(TeletextDocument *teletextDocument, int newColour, QUndoCommand *parent) : X28Command(teletextDocument, parent)
+{
+	m_oldColour = teletextDocument->currentSubPage()->defaultScreenColour();
+	m_newColour = newColour;
+
+	setText(QObject::tr("full screen colour"));
+}
+
+void SetFullScreenColourCommand::redo()
+{
+	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
+	m_teletextDocument->currentSubPage()->setDefaultScreenColour(m_newColour);
+
+	emit m_teletextDocument->contentsChanged();
+	emit m_teletextDocument->pageOptionsChanged();
+}
+
+void SetFullScreenColourCommand::undo()
+{
+	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
+	m_teletextDocument->currentSubPage()->setDefaultScreenColour(m_oldColour);
+
+	emit m_teletextDocument->contentsChanged();
+	emit m_teletextDocument->pageOptionsChanged();
+}
+
+bool SetFullScreenColourCommand::mergeWith(const QUndoCommand *command)
+{
+	const SetFullScreenColourCommand *newerCommand = static_cast<const SetFullScreenColourCommand *>(command);
+
+	if (m_subPageIndex != newerCommand->m_subPageIndex)
+		return false;
+
+	m_newColour = newerCommand->m_newColour;
+
+	return true;
+}
+
+
+SetFullRowColourCommand::SetFullRowColourCommand(TeletextDocument *teletextDocument, int newColour, QUndoCommand *parent) : X28Command(teletextDocument, parent)
+{
+	m_oldColour = teletextDocument->currentSubPage()->defaultRowColour();
+	m_newColour = newColour;
+
+	setText(QObject::tr("full row colour"));
+}
+
+void SetFullRowColourCommand::redo()
+{
+	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
+	m_teletextDocument->currentSubPage()->setDefaultRowColour(m_newColour);
+
+	emit m_teletextDocument->contentsChanged();
+	emit m_teletextDocument->pageOptionsChanged();
+}
+
+void SetFullRowColourCommand::undo()
+{
+	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
+	m_teletextDocument->currentSubPage()->setDefaultRowColour(m_oldColour);
+
+	emit m_teletextDocument->contentsChanged();
+	emit m_teletextDocument->pageOptionsChanged();
+}
+
+bool SetFullRowColourCommand::mergeWith(const QUndoCommand *command)
+{
+	const SetFullRowColourCommand *newerCommand = static_cast<const SetFullRowColourCommand *>(command);
+
+	if (m_subPageIndex != newerCommand->m_subPageIndex)
+		return false;
+
+	m_newColour = newerCommand->m_newColour;
+
+	return true;
+}
+
+
+SetCLUTRemapCommand::SetCLUTRemapCommand(TeletextDocument *teletextDocument, int newMap, QUndoCommand *parent) : X28Command(teletextDocument, parent)
+{
+	m_oldMap = teletextDocument->currentSubPage()->colourTableRemap();
+	m_newMap = newMap;
+
+	setText(QObject::tr("CLUT remapping"));
+}
+
+void SetCLUTRemapCommand::redo()
+{
+	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
+	m_teletextDocument->currentSubPage()->setColourTableRemap(m_newMap);
+
+	emit m_teletextDocument->contentsChanged();
+	emit m_teletextDocument->pageOptionsChanged();
+}
+
+void SetCLUTRemapCommand::undo()
+{
+	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
+	m_teletextDocument->currentSubPage()->setColourTableRemap(m_oldMap);
+
+	emit m_teletextDocument->contentsChanged();
+	emit m_teletextDocument->pageOptionsChanged();
+}
+
+bool SetCLUTRemapCommand::mergeWith(const QUndoCommand *command)
+{
+	const SetCLUTRemapCommand *newerCommand = static_cast<const SetCLUTRemapCommand *>(command);
+
+	if (m_subPageIndex != newerCommand->m_subPageIndex)
+		return false;
+
+	m_newMap = newerCommand->m_newMap;
+
+	return true;
+}
+
+
+SetBlackBackgroundSubstCommand::SetBlackBackgroundSubstCommand(TeletextDocument *teletextDocument, bool newSub, QUndoCommand *parent) : X28Command(teletextDocument, parent)
+{
+	m_oldSub = teletextDocument->currentSubPage()->blackBackgroundSubst();
+	m_newSub = newSub;
+
+	setText(QObject::tr("black background substitution"));
+}
+
+void SetBlackBackgroundSubstCommand::redo()
+{
+	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
+	m_teletextDocument->currentSubPage()->setBlackBackgroundSubst(m_newSub);
+
+	emit m_teletextDocument->contentsChanged();
+	emit m_teletextDocument->pageOptionsChanged();
+}
+
+void SetBlackBackgroundSubstCommand::undo()
+{
+	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
+	m_teletextDocument->currentSubPage()->setBlackBackgroundSubst(m_oldSub);
+
+	emit m_teletextDocument->contentsChanged();
+	emit m_teletextDocument->pageOptionsChanged();
+}
+
+bool SetBlackBackgroundSubstCommand::mergeWith(const QUndoCommand *command)
+{
+	const SetBlackBackgroundSubstCommand *newerCommand = static_cast<const SetBlackBackgroundSubstCommand *>(command);
+
+	if (m_subPageIndex != newerCommand->m_subPageIndex)
+		return false;
+
+	setObsolete(true);
+	return true;
+}
+
+
+SetColourCommand::SetColourCommand(TeletextDocument *teletextDocument, int colourIndex, int newColour, QUndoCommand *parent) : X28Command(teletextDocument, parent)
+{
+	m_colourIndex = colourIndex;
+	m_oldColour = teletextDocument->currentSubPage()->CLUT(colourIndex);
+	m_newColour = newColour;
+
+	setText(QObject::tr("colour change"));
+}
+
+void SetColourCommand::redo()
+{
+	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
+	m_teletextDocument->currentSubPage()->setCLUT(m_colourIndex, m_newColour);
+
+	emit m_teletextDocument->colourChanged(m_colourIndex);
+	emit m_teletextDocument->contentsChanged();
+}
+
+void SetColourCommand::undo()
+{
+	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
+	m_teletextDocument->currentSubPage()->setCLUT(m_colourIndex, m_oldColour);
+
+	emit m_teletextDocument->colourChanged(m_colourIndex);
+	emit m_teletextDocument->contentsChanged();
+}
+
+
+ResetCLUTCommand::ResetCLUTCommand(TeletextDocument *teletextDocument, int colourTable, QUndoCommand *parent) : X28Command(teletextDocument, parent)
+{
+	m_colourTable = colourTable;
+	for (int i=m_colourTable*8; i<m_colourTable*8+8; i++)
+		m_oldColourEntry[i&7] = teletextDocument->currentSubPage()->CLUT(i);
+
+	setText(QObject::tr("CLUT %1 reset").arg(m_colourTable));
+}
+
+void ResetCLUTCommand::redo()
+{
+	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
+	for (int i=m_colourTable*8; i<m_colourTable*8+8; i++) {
+		m_teletextDocument->currentSubPage()->setCLUT(i, m_teletextDocument->currentSubPage()->CLUT(i, 0));
+		emit m_teletextDocument->colourChanged(i);
+	}
+
+	emit m_teletextDocument->contentsChanged();
+}
+
+void ResetCLUTCommand::undo()
+{
+	m_teletextDocument->selectSubPageIndex(m_subPageIndex);
+	for (int i=m_colourTable*8; i<m_colourTable*8+8; i++) {
+		m_teletextDocument->currentSubPage()->setCLUT(i, m_oldColourEntry[i&7]);
+		emit m_teletextDocument->colourChanged(i);
+	}
+
+	emit m_teletextDocument->contentsChanged();
+}

x28commands.h

@@ -0,0 +1,126 @@
+/*
+ * Copyright (C) 2020-2024 Gavin MacGregor
+ *
+ * This file is part of QTeletextMaker.
+ *
+ * QTeletextMaker is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * QTeletextMaker is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with QTeletextMaker.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef X28COMMANDS_H
+#define X28COMMANDS_H
+
+#include <QUndoCommand>
+
+#include "document.h"
+
+class X28Command : public QUndoCommand
+{
+public:
+	X28Command(TeletextDocument *teletextDocument, QUndoCommand *parent = 0);
+
+protected:
+	TeletextDocument *m_teletextDocument;
+	int m_subPageIndex;
+};
+
+class SetFullScreenColourCommand : public X28Command
+{
+public:
+	enum { Id = 301 };
+
+	SetFullScreenColourCommand(TeletextDocument *teletextDocument, int newColour, QUndoCommand *parent = 0);
+
+	void redo() override;
+	void undo() override;
+	bool mergeWith(const QUndoCommand *command) override;
+	int id() const override { return Id; }
+
+private:
+	int m_oldColour, m_newColour;
+};
+
+class SetFullRowColourCommand : public X28Command
+{
+public:
+	enum { Id = 302 };
+
+	SetFullRowColourCommand(TeletextDocument *teletextDocument, int newColour, QUndoCommand *parent = 0);
+
+	void redo() override;
+	void undo() override;
+	bool mergeWith(const QUndoCommand *command) override;
+	int id() const override { return Id; }
+
+private:
+	int m_oldColour, m_newColour;
+};
+
+class SetCLUTRemapCommand : public X28Command
+{
+public:
+	enum { Id = 303 };
+
+	SetCLUTRemapCommand(TeletextDocument *teletextDocument, int newMap, QUndoCommand *parent = 0);
+
+	void redo() override;
+	void undo() override;
+	bool mergeWith(const QUndoCommand *command) override;
+	int id() const override { return Id; }
+
+private:
+	int m_oldMap, m_newMap;
+};
+
+class SetBlackBackgroundSubstCommand : public X28Command
+{
+public:
+	enum { Id = 304 };
+
+	SetBlackBackgroundSubstCommand(TeletextDocument *teletextDocument, bool newSub, QUndoCommand *parent = 0);
+
+	void redo() override;
+	void undo() override;
+	bool mergeWith(const QUndoCommand *command) override;
+	int id() const override { return Id; }
+
+private:
+	int m_oldSub, m_newSub;
+};
+
+class SetColourCommand : public X28Command
+{
+public:
+	SetColourCommand(TeletextDocument *teletextDocument, int colourIndex, int newColour, QUndoCommand *parent = 0);
+
+	void redo() override;
+	void undo() override;
+
+private:
+	int m_colourIndex, m_oldColour, m_newColour;
+};
+
+class ResetCLUTCommand : public X28Command
+{
+public:
+	ResetCLUTCommand(TeletextDocument *teletextDocument, int colourTable, QUndoCommand *parent = 0);
+
+	void redo() override;
+	void undo() override;
+
+private:
+	int m_colourTable;
+	int m_oldColourEntry[8];
+};
+
+#endif