import type { InputData } from 'iobuffer';
import { IOBuffer } from 'iobuffer';
import type { Header } from './header.ts';
import { toString } from './toString.ts';
/**
 * Reads a NetCDF v3.x file
 * [See specification](https://www.unidata.ucar.edu/software/netcdf/docs/file_format_specifications.html)
 * @param data - ArrayBuffer or any Typed Array (including Node.js' Buffer from v4) with the data
 * @class
 */
export declare class NetCDFReader {
    header: Header;
    buffer: IOBuffer;
    constructor(data: InputData);
    /**
     * @returns - Version for the NetCDF format
     */
    get version(): "classic format" | "64-bit offset format";
    /**
     * @returns - Metadata for the record dimension
     *  `length`: Number of elements in the record dimension
     *  `id`: Id number in the list of dimensions for the record dimension
     *  `name`: String with the name of the record dimension
     *  `recordStep`: Number with the record variables step size
     */
    get recordDimension(): {
        length: number;
        id?: number;
        name?: string;
        recordStep?: number;
    };
    /**
     * @returns - Array - List of dimensions with:
     *  `name`: String with the name of the dimension
     *  `size`: Number with the size of the dimension
     */
    get dimensions(): {
        name: string;
        size: number;
    }[];
    /**
     * @returns - Array - List of global attributes with:
     *  `name`: String with the name of the attribute
     *  `type`: String with the type of the attribute
     *  `value`: A number or string with the value of the attribute
     */
    get globalAttributes(): Header['globalAttributes'];
    /**
     * Returns the value of an attribute
     * @param - - AttributeName
     * @param attributeName
     * @returns - Value of the attributeName or null
     */
    getAttribute(attributeName: string): string | number | null;
    /**
     * Returns the value of a variable as a string
     * @param - - variableName
     * @param variableName
     * @returns - Value of the variable as a string or null
     */
    getDataVariableAsString(variableName: string): string | null;
    get variables(): import("./header.ts").Variable[];
    toString: typeof toString;
    /**
     * Retrieves the data for a given variable
     * @param variableName - Name of the variable to search or variable object
     * @returns The variable values
     */
    getDataVariable(variableName: string | Header['variables'][number]): (string | number | number[])[];
    /**
     * Check if a dataVariable exists
     * @param variableName - Name of the variable to find
     * @returns boolean
     */
    dataVariableExists(variableName: string): boolean;
    /**
     * Check if an attribute exists
     * @param attributeName - Name of the attribute to find
     * @returns boolean
     */
    attributeExists(attributeName: string): boolean;
}
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