import { RcsbFvLink } from "@rcsb/rcsb-saguaro/lib/RcsbFv/RcsbFvConfig/RcsbFvConfigInterface";
import { ExternalTrackBuilderInterface } from "./ExternalTrackBuilderInterface";
import { RcsbFvTrackDataAnnotationInterface } from "../../RcsbFvWeb/RcsbFvFactories/RcsbFvTrackFactory/RcsbFvTrackDataAnnotationInterface";
export declare class FeatureTools {
    private static readonly rcsbLigand;
    static mergeBlocks(blocks: Array<RcsbFvTrackDataAnnotationInterface>): void;
    static parseLink(title: string): RcsbFvLink;
    static mergeTrackBuilders(builderA: ExternalTrackBuilderInterface, builderB?: ExternalTrackBuilderInterface): ExternalTrackBuilderInterface;
}