import { EventEmitter, OnChanges, OnInit, TemplateRef } from '@angular/core';
import { ColorHelper } from './color.helper';
import { DataItem, Series, StringOrNumberOrDate } from '../models/chart-data.model';
import { PlacementTypes } from './tooltip/position';
import { StyleTypes } from './tooltip/style.type';
import { BarOrientation } from './types/bar-orientation.enum';
import { Gradient } from './types/gradient.interface';
import { ScaleType } from './types/scale-type.enum';
import * as i0 from "@angular/core";
export declare enum SeriesType {
    Standard = "standard",
    Stacked = "stacked"
}
export interface Circle {
    classNames: string[];
    value: string | number;
    label: string;
    data: DataItem;
    cx: number;
    cy: number;
    radius: number;
    height: number;
    tooltipLabel: string;
    color: string;
    opacity: number;
    seriesName: string;
    gradientStops: Gradient[];
    min: number;
    max: number;
}
export declare class CircleSeriesComponent implements OnChanges, OnInit {
    private platformId;
    data: Series;
    type: SeriesType;
    xScale: any;
    yScale: any;
    colors: ColorHelper;
    scaleType: ScaleType;
    visibleValue: boolean;
    activeEntries: any[];
    tooltipDisabled: boolean;
    tooltipTemplate: TemplateRef<any>;
    select: EventEmitter<DataItem>;
    activate: EventEmitter<{
        name: StringOrNumberOrDate;
    }>;
    deactivate: EventEmitter<{
        name: StringOrNumberOrDate;
    }>;
    areaPath: any;
    circle: Circle;
    barVisible: boolean;
    gradientId: string;
    gradientFill: string;
    barOrientation: typeof BarOrientation;
    placementTypes: typeof PlacementTypes;
    styleTypes: typeof StyleTypes;
    isSSR: boolean;
    constructor(platformId: any);
    ngOnInit(): void;
    ngOnChanges(): void;
    update(): void;
    getActiveCircle(): Circle;
    mapDataPointToCircle(d: any, i: number): Circle;
    getTooltipText({ tooltipLabel, value, seriesName, min, max }: {
        tooltipLabel: string;
        value: any;
        seriesName: string;
        min: number;
        max: number;
    }): string;
    getTooltipMinMaxText(min: number, max: number): string;
    getGradientStops(color: string): Gradient[];
    onClick(data: DataItem): void;
    isActive(entry: any): boolean;
    activateCircle(): void;
    deactivateCircle(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<CircleSeriesComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<CircleSeriesComponent, "g[ngx-charts-circle-series]", never, { "data": { "alias": "data"; "required": false; }; "type": { "alias": "type"; "required": false; }; "xScale": { "alias": "xScale"; "required": false; }; "yScale": { "alias": "yScale"; "required": false; }; "colors": { "alias": "colors"; "required": false; }; "scaleType": { "alias": "scaleType"; "required": false; }; "visibleValue": { "alias": "visibleValue"; "required": false; }; "activeEntries": { "alias": "activeEntries"; "required": false; }; "tooltipDisabled": { "alias": "tooltipDisabled"; "required": false; }; "tooltipTemplate": { "alias": "tooltipTemplate"; "required": false; }; }, { "select": "select"; "activate": "activate"; "deactivate": "deactivate"; }, never, never, false, never>;
}