import { TypographyProps } from '@material-ui/core/Typography' interface Classes { action?: string; arrow?: string; avatar?: string; popper?: string; root?: string; title?: string; } interface BubbleChartProps { classes?: Classes; onClose?: () => void; open?: boolean; placement?: 'bottom' | 'bottom-end' | 'bottom-start' | 'left' | 'right' | 'top' | 'top-end' | 'top-start'; startIcon?: React.ReactNode; title?: string | React.ReactNode; titleTypographyProps?: TypographyProps; onClick?: () => void; } declare const BubbleChart: React.ComponentType; export default BubbleChart;