import { EventEmitter, OnInit } from '@angular/core';
import { BaseChartDirective } from 'ng2-charts';
import { ChartOptions, ChartPoint } from 'chart.js';
import BoundaryChartDataSets from './boundary-chart-datasets.model';
import { ChartPointsExcerptService } from './chart-points-excerpt.service';
import { ChartPointsFittingService } from './chart-points-fitting.service';
export declare class Ng2ChartsBoundaryLinesComponent implements OnInit {
    private excerptService;
    private fittingService;
    width: number;
    height: number;
    maxDataPoints: number;
    traces: ChartPoint[];
    lowerBaseline: ChartPoint[];
    upperBaseline: ChartPoint[];
    lowerBaselineChange: EventEmitter<any>;
    upperBaselineChange: EventEmitter<any>;
    private outputDataSets;
    chartDataSets: BoundaryChartDataSets[];
    chartOptions: (ChartOptions & {
        dragData: any;
        dragDataRound: any;
        dragOptions: any;
        onDragStart: any;
        onDrag: any;
        onDragEnd: any;
    });
    chartLegend: boolean;
    chartType: string;
    chartPlugins: any[];
    private isDraggingSubject;
    chart: BaseChartDirective;
    constructor(excerptService: ChartPointsExcerptService, fittingService: ChartPointsFittingService);
    ngOnInit(): void;
    private excerptChartData;
    private fitAndEmitChartDataChanges;
    private setLineChartOptions;
}