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