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