void CircuitView::dragEnterEvent(QDragEnterEvent *e) {
ICNView::dragEnterEvent(e);
if (e->isAccepted())
return;
bool acceptable = e->provides("ktechlab/component") || e->provides("ktechlab/subcircuit");
if (!acceptable)
return;
e->accept(true);
createDragItem(e);
}
void CardItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
if (event->buttons().testFlag(Qt::RightButton)) {
if ((event->screenPos() - event->buttonDownScreenPos(Qt::RightButton)).manhattanLength() < 2 * QApplication::startDragDistance())
return;
QColor arrowColor = Qt::red;
if (event->modifiers().testFlag(Qt::ControlModifier))
arrowColor = Qt::yellow;
else if (event->modifiers().testFlag(Qt::AltModifier))
arrowColor = Qt::blue;
else if (event->modifiers().testFlag(Qt::ShiftModifier))
arrowColor = Qt::green;
drawArrow(arrowColor);
} else if (event->buttons().testFlag(Qt::LeftButton)) {
if ((event->screenPos() - event->buttonDownScreenPos(Qt::LeftButton)).manhattanLength() < 2 * QApplication::startDragDistance())
return;
if (zone->getIsView()) {
const ZoneViewZone *const view = static_cast<const ZoneViewZone *const>(zone);
if (view->getRevealZone() && !view->getWriteableRevealZone())
return;
} else if (!owner->getLocal())
return;
bool forceFaceDown = event->modifiers().testFlag(Qt::ShiftModifier);
createDragItem(id, event->pos(), event->scenePos(), facedown || forceFaceDown);
dragItem->grabMouse();
QList<QGraphicsItem *> sel = scene()->selectedItems();
int j = 0;
for (int i = 0; i < sel.size(); i++) {
CardItem *c = (CardItem *) sel.at(i);
if ((c == this) || (c->getZone() != zone))
continue;
++j;
QPointF childPos;
if (zone->getHasCardAttr())
childPos = c->pos() - pos();
else
childPos = QPointF(j * CARD_WIDTH / 2, 0);
CardDragItem *drag = new CardDragItem(c, c->getId(), childPos, c->getFaceDown() || forceFaceDown, dragItem);
drag->setPos(dragItem->pos() + childPos);
scene()->addItem(drag);
}
}
setCursor(Qt::OpenHandCursor);
}
