import { Int32Buffer, Int64Buffer } from '@rapidsai/cuda';
import { MemoryResource } from '@rapidsai/rmm';
import { Series } from '../series';
import { Timestamp, TimestampDay, TimestampMicrosecond, TimestampMillisecond, TimestampNanosecond, TimestampSecond, Utf8String } from '../types/dtypes';
export declare abstract class TimestampSeries<T extends Timestamp> extends Series<T> {
    /** @ignore */
    _castAsString(memoryResource?: MemoryResource): Series<Utf8String>;
    /** @ignore */
    _castAsTimeStampDay(memoryResource?: MemoryResource): Series<TimestampDay>;
    /** @ignore */
    _castAsTimeStampSecond(memoryResource?: MemoryResource): Series<TimestampSecond>;
    /** @ignore */
    _castAsTimeStampMillisecond(memoryResource?: MemoryResource): Series<TimestampMillisecond>;
    /** @ignore */
    _castAsTimeStampMicrosecond(memoryResource?: MemoryResource): Series<TimestampMicrosecond>;
    /** @ignore */
    _castAsTimeStampNanosecond(memoryResource?: MemoryResource): Series<TimestampNanosecond>;
}
export declare class TimestampDaySeries extends TimestampSeries<TimestampDay> {
    get data(): Int32Buffer;
    /**
     * Return a value at the specified index to host memory
     *
     * @param index the index in this Series to return a value for
     *
     * @example
     * ```typescript
     * import {Series, TimestampDay} from "@rapidsai/cudf";
     *
     * // TimestampDaySeries
     * const s = Series.new({
     *   type: new TimestampDay,
     *   data: [new Date('May 13, 2021 16:38:30:100 GMT+00:00')]
     * });
     *
     * s.getValue(0) // 2021-05-13T00:00:00.000Z
     * ```
     */
    getValue(index: number): Date | null;
}
export declare class TimestampSecondSeries extends TimestampSeries<TimestampSecond> {
    get data(): Int64Buffer;
    /**
     * Return a value at the specified index to host memory
     *
     * @param index the index in this Series to return a value for
     *
     * @example
     * ```typescript
     * import {Series, TimestampSecond} from "@rapidsai/cudf";
     *
     * // TimestampSecondSeries
     * const s = Series.new({
     *   type: new TimestampSecond,
     *   data: [new Date('May 13, 2021 16:38:30:100 GMT+00:00')]
     * });
     *
     * s.getValue(0) // 2021-05-13T16:38:30.000Z
     * ```
     */
    getValue(index: number): Date | null;
}
export declare class TimestampMicrosecondSeries extends TimestampSeries<TimestampMicrosecond> {
    get data(): Int64Buffer;
    /**
     * Return a value at the specified index to host memory
     *
     * @param index the index in this Series to return a value for
     *
     * @example
     * ```typescript
     * import {Series, TimestampMicrosecond} from "@rapidsai/cudf";
     *
     * // TimestampMicrosecondSeries
     * const s = Series.new({
     *   type: new TimestampMicrosecond,
     *   data: [new Date('May 13, 2021 16:38:30:100 GMT+00:00')]
     * });
     *
     * s.getValue(0) // 2021-05-13T16:38:30.100Z
     * ```
     */
    getValue(index: number): Date | null;
}
export declare class TimestampMillisecondSeries extends TimestampSeries<TimestampMillisecond> {
    get data(): Int64Buffer;
    /**
     * Return a value at the specified index to host memory
     *
     * @param index the index in this Series to return a value for
     *
     * @example
     * ```typescript
     * import {Series, TimestampMillisecond} from "@rapidsai/cudf";
     *
     * // TimestampMillisecondSeries
     * const s = Series.new({
     *   type: new TimestampMillisecond,
     *   data: [new Date('May 13, 2021 16:38:30:100 GMT+00:00')]
     * });
     *
     * s.getValue(0) // 2021-05-13T16:38:30.100Z
     * ```
     */
    getValue(index: number): Date | null;
}
export declare class TimestampNanosecondSeries extends TimestampSeries<TimestampNanosecond> {
    get data(): Int64Buffer;
    /**
     * Return a value at the specified index to host memory
     *
     * @param index the index in this Series to return a value for
     *
     * @example
     * ```typescript
     * import {Series, TimestampNanosecond} from "@rapidsai/cudf";
     *
     * // TimestampNanosecondSeries
     * const s = Series.new({
     *   type: new TimestampNanosecond,
     *   data: [new Date('May 13, 2021 16:38:30:100 GMT+00:00')]
     * });
     *
     * s.getValue(0) // 2021-05-13T16:38:30.100Z
     * ```
     */
    getValue(index: number): Date | null;
}
//# sourceMappingURL=timestamp.d.ts.map