void MapView::mousePressEvent(QMouseEvent *event)
{
if (event->button() == Qt::LeftButton) {
MapItem *item = dynamic_cast<MapItem *>(itemAt(event->pos()));
if (item) {
if (qApp->keyboardModifiers() & (Qt::ControlModifier | Qt::ShiftModifier)) {
item->setSelected(!item->selected());
mapScene()->setSelectedLevelObject(nullptr);
} else {
if (!item->selected())
mapScene()->selectSingleItem(item);
}
startPos_ = event->pos();
prevPos_ = event->pos();
draggedItems_ = mapScene()->selectedItems();
dragInitialBounds_ = mapScene()->itemsBoundingRect(draggedItems_);
dragPrevBounds_ = dragInitialBounds_;
dragState_ = AboutToDrag;
if (macroStarted_) {
qerr << "Unterminated macro" << endl;
mapScene()->undoStack()->endMacro();
}
} else {
if (!(qApp->keyboardModifiers() & Qt::ShiftModifier))
mapScene()->selectSingleItem(nullptr);
startPos_ = event->pos();
selecting_ = true;
}
} else if (event->button() == Qt::RightButton) {
prevPos_ = event->pos();
scrolling_ = true;
}
}
QJsonArray MapScene::toJsonArray(bool selectedOnly) const
{
QJsonArray objects;
foreach (QGraphicsItem *item, items()) {
MapItem *mapItem = dynamic_cast<MapItem *>(item);
if (!mapItem)
continue;
if (selectedOnly &&!mapItem->selected())
continue;
LevelObject *obj = mapItem->levelObject();
if (!obj)
continue;
QJsonObject json = obj->toJsonObject();
objects.append(json);
}