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