import type { Spectrum2D, Spectrum } from '@zakodium/nmrium-core';
import type { NmrData2D, NmrData2DFid, NmrData2DFt } from 'cheminfo-types';
export declare function isSpectrum2D(spectrum: Spectrum | undefined): spectrum is Spectrum2D;
export declare function isFid2DData(data: NmrData2D): data is NmrData2DFid;
export declare function isFid2DSpectrum(spectrum: Spectrum): spectrum is Spectrum2D & {
    data: NmrData2DFid;
};
export declare function isFt2DSpectrum(spectrum: Spectrum): spectrum is Spectrum2D & {
    data: NmrData2DFt;
};
export declare function isQuadrants2DSpectrum(spectrum: Spectrum): spectrum is Spectrum2D & {
    data: NmrData2DFt;
};
//# sourceMappingURL=isSpectrum2D.d.ts.map