import type { IPivotTableFilterInfo, IPivotTableLabelFieldJSON, IPivotTableLabelFieldQueryData, IPivotTableShowDataAsInfo, IPivotTableSortInfo, IPivotTableValueFieldJSON, IPivotTableValueFieldQueryData } from '../types';
import { PivotSubtotalTypeEnum } from '../types';
/**
 * Represents a base class for the field in a pivot table.
 * @abstract
 * @description The base class for the field in a pivot table.
 * @property {string} dataFieldId - The base data field id of the field.
 * @property {string} id - The unique identifier of the field.
 * @property {string} displayName - The display name of the field. the default value is the data field name.
 * @property {string} lossLessProperty - thr public object to save the property not defined but should be saved.
 *
 */
export declare abstract class PivotTableFieldBase {
    /**
     * @property {string} - The base data field id of the field.
     */
    readonly dataFieldId: string;
    readonly id: string;
    readonly sourceName: string;
    displayName: string;
    format: string | undefined;
    lossLessProperty?: any;
    constructor(dataFieldId: string, id: string, displayName: string | undefined, sourceName: string);
    getId(): string;
    /**
     * - the read only name in collection
     * @returns {string} - the source name of the field, which is the name of the data field.
     */
    getSourceName(): string;
    setSourceName(sourceName: string): void;
    setDataFieldId(dataFieldId: string): void;
    getDataFieldId(): string;
    getFormat(): string | undefined;
    setFormat(format: string | undefined): void;
    setDisplayName(displayName: string): void;
    getDisplayName(): string;
    /**
     * @abstract
     */
    abstract toJSON(): object;
    /**
     * @abstract
     * @param {object} data - the data config a field.
     */
    abstract fromJSON(data: object): void;
    /**
     * @abstract
     * @returns {object} - the query data of the field.
     */
    abstract getQueryData(): object;
}
export declare class PivotTableValueField extends PivotTableFieldBase {
    subtotal: PivotSubtotalTypeEnum;
    showDataAs: IPivotTableShowDataAsInfo;
    constructor(dataFieldId: string, id: string, displayName: string | undefined, sourceName: string);
    setSubtotal(subtotal: PivotSubtotalTypeEnum): void;
    getSubtotal(): PivotSubtotalTypeEnum;
    setShowDataAs(showDataAs: IPivotTableShowDataAsInfo): void;
    getShowDataAs(): IPivotTableShowDataAsInfo;
    getQueryData(): IPivotTableValueFieldQueryData;
    /**
     * @override
     * @returns {IPivotTableValueFieldJSON} - the JSON data of the value field.
     */
    toJSON(): IPivotTableValueFieldJSON;
    /**
     * @override
     * @param data
     */
    fromJSON(data: IPivotTableValueFieldJSON): void;
}
/**
 * Represents a label field in a pivot table.
 */
export declare class PivotTableLabelField extends PivotTableFieldBase {
    sortInfo: IPivotTableSortInfo | undefined;
    filterInfo: IPivotTableFilterInfo;
    constructor(dataFieldId: string, id: string, displayName: string | undefined, sourceName: string);
    /**
     * @method setSortInfo
     * @description Set the sort information of the label field.
     * @param {IPivotTableSortInfo} sortInfo - The sort information of the label field.
     */
    setSortInfo(sortInfo: IPivotTableSortInfo | undefined): void;
    /**
     * @method getSortInfo
     * @description Get the sort information of the label field.
     * @returns {IPivotTableSortInfo} The sort information of the label field.
     */
    getSortInfo(): IPivotTableSortInfo | undefined;
    /**
     * @method setFilterInfo
     * @description Set the filter information of the label field. Only one of the manual filter, custom filter or value filter can be effective.
     * @param {IPivotTableFilterInfo} filterInfo - The filter information of the label field. the manual filter, custom filter or value filter is opposite to each other.
     */
    setFilterInfo(filterInfo: IPivotTableFilterInfo): void;
    /**
     * @method getFilterInfo
     * @description Get the filter information of the label field.
     * @returns {IPivotTableFilterInfo} The filter information of the label field.
     */
    getFilterInfo(): IPivotTableFilterInfo;
    getQueryData(): IPivotTableLabelFieldQueryData;
    toJSON(): IPivotTableLabelFieldJSON;
    fromJSON(data: IPivotTableLabelFieldJSON): void;
}
/**
 * Clone the label field to a value field.
 * @param {PivotTableLabelField} labelField - The label field to be cloned.
 * @param {boolean} [keepUnknown] - Whether to keep the unknown property of the label field. the default value is true.
 * @returns {PivotTableValueField} - the value field may has sortInfo and filterInfo in the property lossLessProperty.
 */
export declare function cloneLabelFieldToValueField(labelField: PivotTableLabelField, keepUnknown?: boolean): PivotTableValueField;
/**
 * Clone the value field to a label field.
 * @param {PivotTableValueField} valueField - The value field to be cloned.
 * @param {boolean} [keepUnknown] - Whether to keep the unknown property of the value field. the default value is true.
 * @returns {PivotTableLabelField} - the label field may has sortInfo and filterInfo in the property lossLessProperty.
 */
export declare function cloneValueFieldToLabelField(valueField: PivotTableValueField, keepUnknown?: boolean): PivotTableLabelField;
/**
 * - Create a value field from the JSON data.
 * @param {IPivotTableValueFieldJSON} data - The JSON data of the value field.
 * @returns {PivotTableValueField} - The value field created from the JSON data.
 */
export declare function createValueField(data: IPivotTableValueFieldJSON): PivotTableValueField;
/**
 * - Create a label field from the JSON data.
 * @param {IPivotTableLabelFieldJSON} data - The JSON data of the label field.
 * @returns {PivotTableLabelField} - The label field created from the JSON data.
 */
export declare function createLabelField(data: IPivotTableLabelFieldJSON): PivotTableLabelField;