import { EventEmitter, ElementRef, OnChanges } from '@angular/core';
import { AreaChartSeries } from '../models/chart-data.model';
import { BarOrientation } from './types/bar-orientation.enum';
import { Gradient } from './types/gradient.interface';
import * as i0 from "@angular/core";
export declare class AreaComponent implements OnChanges {
    data: AreaChartSeries;
    path: string;
    startingPath: string;
    fill: string;
    opacity: number;
    startOpacity: number;
    endOpacity: number;
    gradient: boolean;
    stops: Gradient[];
    animations: boolean;
    select: EventEmitter<any>;
    element: HTMLElement;
    gradientId: string;
    gradientFill: string;
    areaPath: string;
    animationsLoaded: boolean;
    gradientStops: Gradient[];
    hasGradient: boolean;
    barOrientation: typeof BarOrientation;
    constructor(element: ElementRef);
    ngOnChanges(): void;
    update(): void;
    loadAnimation(): void;
    updatePathEl(): void;
    getGradient(): Gradient[];
    static ɵfac: i0.ɵɵFactoryDeclaration<AreaComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<AreaComponent, "g[ngx-charts-area]", never, { "data": { "alias": "data"; "required": false; }; "path": { "alias": "path"; "required": false; }; "startingPath": { "alias": "startingPath"; "required": false; }; "fill": { "alias": "fill"; "required": false; }; "opacity": { "alias": "opacity"; "required": false; }; "startOpacity": { "alias": "startOpacity"; "required": false; }; "endOpacity": { "alias": "endOpacity"; "required": false; }; "gradient": { "alias": "gradient"; "required": false; }; "stops": { "alias": "stops"; "required": false; }; "animations": { "alias": "animations"; "required": false; }; }, { "select": "select"; }, never, never, false, never>;
}