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