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