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