import type { OptimadeStructure } from '../api/optimade';
import * as math from '../math';
import type { AnyStructure, Crystal, Site, StructureProperties } from './';
import type { Pbc } from './pbc';
export interface ParsedStructure {
    sites: Site[];
    properties?: StructureProperties;
    lattice?: {
        matrix: math.Matrix3x3;
        a: number;
        b: number;
        c: number;
        alpha: number;
        beta: number;
        gamma: number;
        volume: number;
        pbc?: Pbc;
    };
}
export interface PhonopyCell {
    lattice: number[][];
    points: {
        symbol: string;
        coordinates: number[];
        mass: number;
        reduced_to?: number;
    }[];
    reciprocal_lattice?: number[][];
}
export interface PhonopyData {
    phono3py?: {
        version: string;
        [key: string]: unknown;
    };
    phonopy?: {
        version: string;
        [key: string]: unknown;
    };
    space_group?: {
        type: string;
        number: number;
        Hall_symbol: string;
    };
    primitive_cell?: PhonopyCell;
    unit_cell?: PhonopyCell;
    supercell?: PhonopyCell;
    phonon_primitive_cell?: PhonopyCell;
    phonon_supercell?: PhonopyCell;
    phonon_displacements?: unknown[];
    [key: string]: unknown;
}
export declare function parse_poscar(content: string): ParsedStructure | null;
export declare function parse_xyz(content: string): ParsedStructure | null;
export declare function parse_cif(content: string, wrap_fractional_coords?: boolean, strict?: boolean): ParsedStructure | null;
export type CellType = `primitive_cell` | `unit_cell` | `supercell` | `phonon_primitive_cell` | `phonon_supercell` | `auto`;
export declare function parse_phonopy_yaml(content: string, cell_type?: CellType): ParsedStructure | null;
export declare function is_parsed_structure(obj: unknown): obj is ParsedStructure;
export declare function normalize_fractional_coords(structure: ParsedStructure): ParsedStructure;
export declare function parse_structure_file(content: string, filename?: string): ParsedStructure;
export declare function parse_any_structure(content: string, filename: string): AnyStructure;
export declare function parse_optimade_json(content: string): ParsedStructure | null;
export declare function parse_optimade_from_raw(raw: unknown): ParsedStructure | null;
export declare function is_optimade_json(content: string): boolean;
export declare const is_optimade_raw: (raw: unknown) => boolean;
export declare function optimade_to_crystal(optimade_structure: OptimadeStructure): Crystal | null;
export declare function is_structure_file(filename: string): boolean;
export declare const detect_structure_type: (filename: string, content: string) => `crystal` | `molecule` | `unknown`;