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Add mosaic manipulation across a selected area

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This commit is contained in:
Gavin MacGregor
2024-12-08 21:21:13 +00:00
parent 900c2a79b2
commit dfbfd47191
3 changed files with 108 additions and 3 deletions
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43
src/qteletextmaker/levelonecommands.cpp
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@@ -457,6 +457,49 @@ ShiftMosaicsRightCommand::ShiftMosaicsRightCommand(TeletextDocument *teletextDoc
setText(QObject::tr("shift mosaics right"));
}
FillMosaicsCommand::FillMosaicsCommand(TeletextDocument *teletextDocument, const QSet<QPair<int, int>> &mosaicList, QUndoCommand *parent) : ShiftMosaicsCommand(teletextDocument, mosaicList, parent)
{
for (const auto &m : m_mosaicList)
m_newCharacters[m.first - m_selectionTopRow][m.second - m_selectionLeftColumn] = 0x7f;
setText(QObject::tr("fill mosaics"));
}
ClearMosaicsCommand::ClearMosaicsCommand(TeletextDocument *teletextDocument, const QSet<QPair<int, int>> &mosaicList, QUndoCommand *parent) : ShiftMosaicsCommand(teletextDocument, mosaicList, parent)
{
for (const auto &m : m_mosaicList)
m_newCharacters[m.first - m_selectionTopRow][m.second - m_selectionLeftColumn] = 0x20;
setText(QObject::tr("clear mosaics"));
}
InvertMosaicsCommand::InvertMosaicsCommand(TeletextDocument *teletextDocument, const QSet<QPair<int, int>> &mosaicList, QUndoCommand *parent) : ShiftMosaicsCommand(teletextDocument, mosaicList, parent)
{
for (const auto &m : m_mosaicList)
m_newCharacters[m.first - m_selectionTopRow][m.second - m_selectionLeftColumn] ^= 0x5f;
setText(QObject::tr("reverse mosaics"));
}
bool InvertMosaicsCommand::mergeWith(const QUndoCommand *command)
{
const InvertMosaicsCommand *newerCommand = static_cast<const InvertMosaicsCommand *>(command);
if (m_subPageIndex != newerCommand->m_subPageIndex || m_selectionTopRow != newerCommand->m_selectionTopRow || m_selectionLeftColumn != newerCommand->m_selectionLeftColumn || m_selectionBottomRow != newerCommand->m_selectionBottomRow || m_selectionRightColumn != newerCommand->m_selectionRightColumn)
return false;
setObsolete(true);
return true;
}
DitherMosaicsCommand::DitherMosaicsCommand(TeletextDocument *teletextDocument, const QSet<QPair<int, int>> &mosaicList, QUndoCommand *parent) : ShiftMosaicsCommand(teletextDocument, mosaicList, parent)
{
for (const auto &m : m_mosaicList)
m_newCharacters[m.first - m_selectionTopRow][m.second - m_selectionLeftColumn] = (m.first & 1) ? 0x66 : 0x39;
setText(QObject::tr("dither mosaics"));
}
InsertRowCommand::InsertRowCommand(TeletextDocument *teletextDocument, bool copyRow, QUndoCommand *parent) : LevelOneCommand(teletextDocument, parent)
{