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