import { OnChanges, OnDestroy, OnInit, SimpleChanges } from '@angular/core';
import { LineChartOptions } from 'chartist';
import { CurrencyService } from '../../../providers/currency/currency.service';
import * as i0 from "@angular/core";
export interface ChartFormatOptions {
    formatValueAs: 'currency' | 'number';
    currencyCode?: string;
    locale?: string;
}
export interface ChartEntry {
    label: string;
    value: number;
    formatOptions: ChartFormatOptions;
}
export declare class ChartComponent implements OnInit, OnChanges, OnDestroy {
    private currencyService;
    entries: ChartEntry[];
    options?: LineChartOptions;
    private chartDivRef;
    private chart;
    constructor(currencyService: CurrencyService);
    ngOnInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    ngOnDestroy(): void;
    private entriesToLineChartData;
    static ɵfac: i0.ɵɵFactoryDeclaration<ChartComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<ChartComponent, "vdr-chart", never, { "entries": { "alias": "entries"; "required": false; }; "options": { "alias": "options"; "required": false; }; }, {}, never, never, false, never>;
}