import { AfterViewInit, OnChanges, SimpleChanges } from '@angular/core';
import { SearchFacetModel } from '../../models/search-facet-model';
import { SearchRangeFacetGroupModel } from '../models/search-range-facet-group-model';
export declare class RangeHistogramComponent implements AfterViewInit, OnChanges {
    /**
     * Facet data holder.
     */
    data: SearchRangeFacetGroupModel;
    private canvas;
    private ctx;
    private histogramModel;
    ngAfterViewInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    init(): void;
    drawHistogram(data: any): void;
    fitToContainer(canvas: any): void;
    compare(a: SearchFacetModel, b: SearchFacetModel): number;
    private fillEmptyValues;
    private parseInt;
}