void SelectSameTileTool::mousePressed(QGraphicsSceneMouseEvent *event)
{
if (event->button() != Qt::LeftButton)
return;
const Qt::KeyboardModifiers modifiers = event->modifiers();
MapDocument *document = mapDocument();
QRegion selection = document->selectedArea();
if (modifiers == Qt::ShiftModifier)
selection += mSelectedRegion;
else if (modifiers == Qt::ControlModifier)
selection -= mSelectedRegion;
else if (modifiers == (Qt::ControlModifier | Qt::ShiftModifier))
selection &= mSelectedRegion;
else
selection = mSelectedRegion;
if (selection != document->selectedArea()) {
QUndoCommand *cmd = new ChangeSelectedArea(document, selection);
document->undoStack()->push(cmd);
}
}
void TileSelectionTool::mouseReleased(QGraphicsSceneMouseEvent *event)
{
if (event->button() == Qt::LeftButton) {
mSelecting = false;
MapDocument *document = mapDocument();
QRegion selection = document->selectedArea();
const QRect area = selectedArea();
switch (mSelectionMode) {
case Replace: selection = area; break;
case Add: selection += area; break;
case Subtract: selection -= area; break;
case Intersect: selection &= area; break;
}
if (selection != document->selectedArea()) {
QUndoCommand *cmd = new ChangeSelectedArea(document, selection);
document->undoStack()->push(cmd);
}
brushItem()->setTileRegion(QRegion());
updateStatusInfo();
}
}