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