/**
 * @license
 * Copyright Alibaba.com All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
 */
import { ChangeDetectorRef, ElementRef, OnChanges, SimpleChanges } from '@angular/core';
import { NgStyleInterface } from 'ng-zorro-antd/core';
import { NzTooltipDirective } from 'ng-zorro-antd/tooltip';
import { NzSliderService } from './slider.service';
import { NzSliderShowTooltip } from './typings';
import * as i0 from "@angular/core";
export declare class NzSliderHandleComponent implements OnChanges {
    private sliderService;
    private cdr;
    handleEl: ElementRef;
    tooltip: NzTooltipDirective;
    vertical: string;
    offset: number;
    value: number;
    tooltipVisible: NzSliderShowTooltip;
    tooltipPlacement: string;
    tooltipFormatter: (value: number) => string;
    active: boolean;
    tooltipTitle: string;
    style: NgStyleInterface;
    constructor(sliderService: NzSliderService, cdr: ChangeDetectorRef);
    ngOnChanges(changes: SimpleChanges): void;
    enterHandle: () => void;
    leaveHandle: () => void;
    focus(): void;
    private toggleTooltip;
    private updateTooltipTitle;
    private updateTooltipPosition;
    private updateStyle;
    static ɵfac: i0.ɵɵFactoryDef<NzSliderHandleComponent>;
    static ɵcmp: i0.ɵɵComponentDefWithMeta<NzSliderHandleComponent, "nz-slider-handle", ["nzSliderHandle"], { "vertical": "vertical"; "offset": "offset"; "value": "value"; "tooltipVisible": "tooltipVisible"; "tooltipPlacement": "tooltipPlacement"; "tooltipFormatter": "tooltipFormatter"; "active": "active"; }, {}, never>;
}
