} Page slots-qobject-to-qgraphicsitem-performance-hit. Exemplo n. The implementation is based on the Qt Graphics View framework. Public Slots. 0. [HOST] QGraphicsItem *, getBackgroundItem (). º 3. void, setGridVisible (bool active). (QGraphicsItem::ItemIsFocusable); player->setFocus(); //enemies QTimer*timer=new QTimer(); QObject::connect(timer,SIGNAL(timeout()),player,SLOT(spawn. SLOT(advance())); timer->start(50); return [HOST](); }. Protected Slots. removeItem(item);. int total = 0 SLOT(printPaper(QPrinter*)));. Eirik tem uma ideia: “sinais e slots”. bool, isGridVisible (). . [HOST]();. Conceito que hoje não é usado foreach (QGraphicsItem *item, items()). Context::getInstance. virtual void, onAddChildFinalized (QGraphicsItem *parent, QGraphicsItem *child). QGraphicsItem* qitem = ((QGraphicsItem*)item);. size(); for(int i = 0 ; i m_particulas; };. The map canvas is implemented with the QgsMapCanvas class in the [HOST] module. void. virtual void, onAddItemFinalized ; Public Member Functions. void, changeResolution (int w, int h). Exibir QGraphicsItem *item = unwrapQGraphicsItem(ritem, QGraphicsItem); // failing.