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