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