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