import { ISvgRequestPatternFunc, ISvgLoaderService, ISvgLoaderHttpFunc, ISvgLoaderErrorReturnValueStreamFunc, ISvgServerCache } from '@flosportsinc/ng-svg-transfer-state';
import { TransferState } from '@angular/platform-browser';
export declare class SvgServerLoaderService implements ISvgLoaderService {
    private _ts;
    private _reqPattern;
    private _httpRequest;
    private _errorHandler;
    private _cache?;
    constructor(_ts: TransferState, _reqPattern: ISvgRequestPatternFunc, _httpRequest: ISvgLoaderHttpFunc, _errorHandler: ISvgLoaderErrorReturnValueStreamFunc, _cache?: ISvgServerCache | undefined);
    readonly load: (svgKey: string) => import("rxjs").Observable<string>;
    readonly cacheForBrowserReflow: (svgKey: string) => (svg: string) => void;
    readonly cacheForNodeServer: (svgKey: string) => (svg: string) => void;
}