import type { IPadding } from '@visactor/vutils';
import type { SeriesMarkMap } from '../interface';
import type { IWordCloudSeriesSpec, WordCloudConfigType, WordCloudShapeConfigType, WordCloudShapeType } from './interface';
import type { Datum, IMarkSpec, IPoint, ITextMarkSpec } from '../../typings';
import { BaseSeries } from '../base/base-series';
import type { IMark, IRectMark, ITextMark } from '../../mark/interface';
import type { GeometricMaskShape, TextShapeMask } from '@visactor/vgrammar-util';
export type IBaseWordCloudSeriesSpec = Omit<IWordCloudSeriesSpec, 'type'> & {
    type: string;
};
export declare class BaseWordCloudSeries<T extends IBaseWordCloudSeriesSpec = IBaseWordCloudSeriesSpec> extends BaseSeries<T> {
    static readonly mark: SeriesMarkMap;
    protected _nameField: string;
    protected _valueField?: string;
    setValueField(field: string): void;
    protected _colorMode: 'linear' | 'ordinal';
    protected _colorList: string[];
    protected _rotateAngles?: number[];
    protected _fontWeightRange?: [number, number];
    protected _textField?: string;
    protected _maskCanvas?: HTMLCanvasElement;
    protected _maskMark?: IRectMark;
    protected _fontSizeRange?: [number, number] | 'auto';
    setFontSizeRange(fontSizeRange: [number, number] | 'auto'): void;
    protected _maskShape?: string | WordCloudShapeType | TextShapeMask | GeometricMaskShape;
    protected _isWordCloudShape: boolean;
    protected _wordCloudConfig?: WordCloudConfigType;
    protected _wordCloudShapeConfig?: WordCloudShapeConfigType;
    protected _padding?: IPadding;
    protected _defaultFontFamily: string;
    protected _keyWordColorCallback: (datum: Datum) => string;
    protected _fillingColorCallback: (datum: Datum) => string;
    protected _dataChange: boolean;
    protected handleMaskCanvasUpdate: (canvas: HTMLCanvasElement, imageUrl?: string) => void;
    setAttrFromSpec(): void;
    protected initData(): void;
    protected _wordMark: ITextMark;
    initMark(): void;
    initMarkStyle(): void;
    initMarkStyleOfWord(wordMark: ITextMark, wordSpec?: IMarkSpec<ITextMarkSpec>, colorHexField?: string, seriesField?: string, isFillingWord?: boolean): void;
    protected initTooltip(): void;
    initAnimation(): void;
    protected getWordOrdinalColorScale(field: string, isFillingWord: boolean): any;
    protected initColorCallback(field: string, isFillingWord: boolean): any;
    getWordColor: (datum: Datum) => string;
    private _calculateFontWeight;
    compile(): void;
    protected _getCommonTransformOptions(): any;
    protected _wordCloudTransformOption(): Object;
    protected _wordCloudShapeTransformOption(): Object;
    getStatisticFields(): {
        key: string;
        operations: Array<'max' | 'min' | 'values'>;
    }[];
    dataToPosition(data: Datum): IPoint;
    dataToPositionX(data: any): number;
    dataToPositionY(data: any): number;
    dataToPositionZ(data: any): number;
    valueToPosition(value1: any, value2?: any): IPoint;
    getGroupFields(): string[];
    getStackGroupFields(): string[];
    getStackValueField(): string;
    onLayoutEnd(ctx: any): void;
    getActiveMarks(): IMark[];
    reInit(): void;
}