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