import { AnnotationType } from './AnnotationType';
import { IDStr } from "../util/Strings";
interface IReferencable {
    readonly id: IDStr;
    readonly annotationType: AnnotationType;
}
export declare class Refs {
    static createRef(referencable: IReferencable): IRef;
    static create(id: string, type: RefType): Ref;
    static format(ref: IRef): string;
    static createFromAnnotationType(id: string, type: AnnotationType): string;
    static parse(value: string): IRef;
    static toRefType(type: AnnotationType): "text-highlight" | "area-highlight" | "flashcard" | "comment";
}
export interface IRef {
    readonly type: RefType;
    readonly value: string;
}
export declare type RefType = 'page' | 'comment' | 'pagemark' | 'note' | 'question' | 'flashcard' | 'text-highlight' | 'area-highlight';
export declare type Ref = string;
export {};