daniel/QTeletextMaker
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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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27
src/qteletextmaker/mainwidget.cpp
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@@ -228,8 +228,9 @@ void TeletextWidget::keyPressEvent(QKeyEvent *event)
// Map it to block character so it doesn't need to be inserted-between later on
if (mappedKeyPress & 0x80)
mappedKeyPress = 0x7f;
if (m_pageDecode.level1MosaicAttr(m_teletextDocument->cursorRow(), m_teletextDocument->cursorColumn()) && (mappedKeyPress < 0x40 || mappedKeyPress > 0x5f)) {
// We're on a mosaic and a blast-through character was NOT pressed
if ((m_pageDecode.level1MosaicAttr(m_teletextDocument->cursorRow(), m_teletextDocument->cursorColumn()) || m_teletextDocument->selectionActive()) && (mappedKeyPress < 0x40 || mappedKeyPress > 0x5f)) {
// A blast-through character was NOT pressed
// and we're either on a mosaic or a selection is active
if (event->key() >= Qt::Key_0 && event->key() <= Qt::Key_9 && event->modifiers() & Qt::KeypadModifier) {
switch (event->key()) {
case Qt::Key_7:
@@ -388,7 +389,27 @@ void TeletextWidget::setCharacter(unsigned char newCharacter)
void TeletextWidget::toggleCharacterBit(unsigned char bitToToggle)
{
m_teletextDocument->undoStack()->push(new ToggleMosaicBitCommand(m_teletextDocument, bitToToggle));
if (!m_teletextDocument->selectionActive())
m_teletextDocument->undoStack()->push(new ToggleMosaicBitCommand(m_teletextDocument, bitToToggle));
else {
const QSet<QPair<int, int>> mosaicList = findMosaics();
if (!mosaicList.isEmpty())
switch (bitToToggle) {
case 0x7f:
m_teletextDocument->undoStack()->push(new FillMosaicsCommand(m_teletextDocument, mosaicList));
break;
case 0x20:
m_teletextDocument->undoStack()->push(new ClearMosaicsCommand(m_teletextDocument, mosaicList));
break;
case 0x5f:
m_teletextDocument->undoStack()->push(new InvertMosaicsCommand(m_teletextDocument, mosaicList));
break;
case 0x66:
m_teletextDocument->undoStack()->push(new DitherMosaicsCommand(m_teletextDocument, mosaicList));
break;
}
}
}
QSet<QPair<int, int>> TeletextWidget::findMosaics()