/**
 * 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 { Direction, Directionality } from '@angular/cdk/bidi';
import { Platform } from '@angular/cdk/platform';
import { ChangeDetectorRef, ElementRef, EventEmitter, OnChanges, OnDestroy, OnInit, QueryList, SimpleChanges } from '@angular/core';
import { ControlValueAccessor } from '@angular/forms';
import { BooleanInput, NumberInput } from '@ui-vts-kit/ng-vts/core/types';
import { VtsSliderHandleComponent } from './handle.component';
import { VtsSliderService } from './slider.service';
import { VtsExtendedMark, VtsMarks, VtsSliderHandler, VtsSliderShowTooltip, VtsSliderValue } from './typings';
import * as i0 from "@angular/core";
export declare class VtsSliderComponent implements ControlValueAccessor, OnInit, OnChanges, OnDestroy {
    private sliderService;
    private cdr;
    private platform;
    private directionality;
    static ngAcceptInputType_vtsDisabled: BooleanInput;
    static ngAcceptInputType_vtsDots: BooleanInput;
    static ngAcceptInputType_vtsIncluded: BooleanInput;
    static ngAcceptInputType_vtsRange: BooleanInput;
    static ngAcceptInputType_vtsVertical: BooleanInput;
    static ngAcceptInputType_vtsMax: NumberInput;
    static ngAcceptInputType_vtsMin: NumberInput;
    static ngAcceptInputType_vtsStep: NumberInput;
    static ngAcceptInputType_vtsReverse: BooleanInput;
    slider: ElementRef<HTMLDivElement>;
    handlerComponents: QueryList<VtsSliderHandleComponent>;
    vtsDisabled: boolean;
    vtsDots: boolean;
    vtsIncluded: boolean;
    vtsRange: boolean;
    vtsVertical: boolean;
    vtsReverse: boolean;
    vtsDefaultValue?: VtsSliderValue;
    vtsMarks: VtsMarks | null;
    vtsMax: number;
    vtsMin: number;
    vtsStep: number;
    vtsTooltipVisible: VtsSliderShowTooltip;
    vtsTooltipPlacement: string;
    vtsTipFormatter?: null | ((value: number) => string);
    readonly vtsOnAfterChange: EventEmitter<VtsSliderValue>;
    value: VtsSliderValue | null;
    cacheSliderStart: number | null;
    cacheSliderLength: number | null;
    activeValueIndex: number | undefined;
    track: {
        offset: null | number;
        length: null | number;
    };
    handles: VtsSliderHandler[];
    marksArray: VtsExtendedMark[] | null;
    bounds: {
        lower: VtsSliderValue | null;
        upper: VtsSliderValue | null;
    };
    dir: Direction;
    private dragStart$?;
    private dragMove$?;
    private dragEnd$?;
    private dragStart_?;
    private dragMove_?;
    private dragEnd_?;
    private destroy$;
    constructor(sliderService: VtsSliderService, cdr: ChangeDetectorRef, platform: Platform, directionality: Directionality);
    ngOnInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    ngOnDestroy(): void;
    writeValue(val: VtsSliderValue | null): void;
    onValueChange(_value: VtsSliderValue): void;
    onTouched(): void;
    registerOnChange(fn: (value: VtsSliderValue) => void): void;
    registerOnTouched(fn: () => void): void;
    setDisabledState(isDisabled: boolean): void;
    /**
     * Event handler is only triggered when a slider handler is focused.
     */
    onKeyDown(e: KeyboardEvent): void;
    private setValue;
    private getValue;
    /**
     * Clone & sort current value and convert them to offsets, then return the new one.
     */
    private getValueToOffset;
    /**
     * Find the closest value to be activated.
     */
    private setActiveValueIndex;
    private setActiveValue;
    /**
     * Update track and handles' position and length.
     */
    private updateTrackAndHandles;
    private onDragStart;
    private onDragMove;
    private getLogicalValue;
    private onDragEnd;
    /**
     * Create user interactions handles.
     */
    private bindDraggingHandlers;
    private subscribeDrag;
    private unsubscribeDrag;
    private toggleDragMoving;
    private toggleDragDisabled;
    private findClosestValue;
    private valueToOffset;
    private getSliderStartPosition;
    private getSliderLength;
    /**
     * Cache DOM layout/reflow operations for performance (may not necessary?)
     */
    private cacheSliderProperty;
    private formatValue;
    /**
     * Show one handle's tooltip and hide others'.
     */
    private showHandleTooltip;
    private hideAllHandleTooltip;
    private generateMarkItems;
    static ɵfac: i0.ɵɵFactoryDeclaration<VtsSliderComponent, [null, null, null, { optional: true; }]>;
    static ɵcmp: i0.ɵɵComponentDeclaration<VtsSliderComponent, "vts-slider", ["vtsSlider"], { "vtsDisabled": { "alias": "vtsDisabled"; "required": false; }; "vtsDots": { "alias": "vtsDots"; "required": false; }; "vtsIncluded": { "alias": "vtsIncluded"; "required": false; }; "vtsRange": { "alias": "vtsRange"; "required": false; }; "vtsVertical": { "alias": "vtsVertical"; "required": false; }; "vtsReverse": { "alias": "vtsReverse"; "required": false; }; "vtsDefaultValue": { "alias": "vtsDefaultValue"; "required": false; }; "vtsMarks": { "alias": "vtsMarks"; "required": false; }; "vtsMax": { "alias": "vtsMax"; "required": false; }; "vtsMin": { "alias": "vtsMin"; "required": false; }; "vtsStep": { "alias": "vtsStep"; "required": false; }; "vtsTooltipVisible": { "alias": "vtsTooltipVisible"; "required": false; }; "vtsTooltipPlacement": { "alias": "vtsTooltipPlacement"; "required": false; }; "vtsTipFormatter": { "alias": "vtsTipFormatter"; "required": false; }; }, { "vtsOnAfterChange": "vtsOnAfterChange"; }, never, never, false, never>;
}