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