export declare const HIGHLIGHT_ORANGE_PROPS: {
    width: number;
    borderColor: string;
};
export declare class HighlightHelper {
    private onSelect;
    private inspector;
    constructor(onSelect: (el: HTMLElement) => void);
    private createInspector;
    enableBasicHighlight(): void;
    enableRefinedHighlight(): void;
    cancel(): void;
}