import { DateTime, Interval } from "luxon";
import { MinMaxable } from "./scale.mjs";
import * as seedcodec from "./seedcodec.mjs";
import { FDSNSourceId, NslcId } from "./fdsnsourceid.mjs";
export declare const COUNT_UNIT = "count";
export type HighLowType = {
    xScaleDomain: Array<Date>;
    xScaleRange: Array<number>;
    secondsPerPixel: number;
    samplesPerPixel: number;
    highlowArray: Array<number>;
};
/**
 * A contiguous segment of a Seismogram.
 *
 * @param  yArray array of Y sample values, ie the timeseries
 * @param  sampleRate sample rate of the seismogram, hertz
 * @param  startTime start time of seismogrm as a luxon DateTime in utc or a string that can be parsed
 */
export declare class SeismogramSegment {
    /** Array of y values */
    _y: null | Int32Array | Float32Array | Float64Array;
    _compressed: null | Array<seedcodec.EncodedDataSegment>;
    /**
     * the sample rate in hertz
     *
     * @private
     */
    _sampleRate: number;
    /** @private */
    _startTime: DateTime;
    _endTime_cache: null | DateTime;
    _endTime_cache_numPoints: number;
    _sourceId: FDSNSourceId;
    yUnit: string;
    _highlow: HighLowType | undefined;
    constructor(yArray: Array<seedcodec.EncodedDataSegment> | Array<number> | Int32Array | Float32Array | Float64Array, sampleRate: number, startTime: DateTime, sourceId?: FDSNSourceId);
    /**
     * Y data of the seismogram. Decompresses data if needed.
     *
     * @returns y data as typed array
     */
    get y(): Int32Array | Float32Array | Float64Array;
    set y(value: Int32Array | Float32Array | Float64Array);
    get start(): DateTime;
    set start(value: DateTime | string);
    get startTime(): DateTime;
    set startTime(value: DateTime | string);
    get end(): DateTime;
    get endTime(): DateTime;
    get timeRange(): Interval;
    get sampleRate(): number;
    set sampleRate(value: number);
    get samplePeriod(): number;
    get numPoints(): number;
    get networkCode(): string;
    get stationCode(): string | null;
    get locationCode(): string | null;
    get channelCode(): string | null;
    /**
     * Checks if the data is encoded
     *
     * @returns true if encoded, false otherwise
     */
    isEncoded(): boolean;
    /**
     * Gets encoded data, if it is.
     *
     * @returns array of encoded data segments
     * @throws Error if data is not encoded
     */
    getEncoded(): Array<seedcodec.EncodedDataSegment>;
    yAtIndex(i: number): number;
    /**
     * Finds the min and max values of a SeismogramSegment, with an optional
     * accumulator for use with gappy data.
     *
     * @param minMaxAccumulator optional initialized accumulator as an array
     * of two numbers, min and max
     * @returns min, max as arry of length two
     */
    findMinMax(minMaxAccumulator?: MinMaxable): MinMaxable;
    /**
     * Time of the i-th sample, indexed from zero.
     * If i is negative, counting from end, so
     * timeOfSample(-1) is time of last data point;
     *
     * @param  i               sample index
     * @returns   time
     */
    timeOfSample(i: number): DateTime;
    indexOfTime(t: DateTime): number;
    hasCodes(): boolean;
    /**
     * return network, station, location and channels codes as one string.
     * Uses this.channel if it exists, this.seismogram if not.
     *
     * @returns nslc codes separated by '.'
     */
    get nslc(): string;
    get nslcId(): NslcId;
    /**
     * return network, station, location and channels codes as one string
     *
     * @param sep separator, defaults to '.'
     * @returns nslc codes separated by sep
     */
    codes(sep?: string): string;
    seisId(): string;
    /**
     * return FDSN source id.
     *
     * @returns FDSN source id
     */
    get sourceId(): FDSNSourceId;
    set sourceId(sid: FDSNSourceId);
    clone(): SeismogramSegment;
    cloneWithNewData(clonedData: Array<seedcodec.EncodedDataSegment> | Int32Array | Float32Array | Float64Array, clonedStartTime?: DateTime): SeismogramSegment;
    cut(timeRange: Interval): SeismogramSegment | null;
    _invalidate_endTime_cache(): void;
}
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