/**
 * 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 { AfterContentInit, ChangeDetectorRef, EventEmitter, OnChanges, OnDestroy, OnInit, QueryList, SimpleChanges, TemplateRef } from '@angular/core';
import { BooleanInput, NgClassType, VtsSizeDSType } from '@ui-vts-kit/ng-vts/core/types';
import { Direction, Directionality } from '@angular/cdk/bidi';
import { VtsStepComponent } from './step.component';
import * as i0 from "@angular/core";
export type VtsDirectionType = 'horizontal' | 'vertical';
export type VtsStatusType = 'wait' | 'process' | 'finish' | 'error';
export type vtsProgressDotTemplate = TemplateRef<{
    $implicit: TemplateRef<void>;
    status: string;
    index: number;
}>;
export declare class VtsStepsComponent implements OnChanges, OnInit, OnDestroy, AfterContentInit {
    private cdr;
    private directionality;
    static ngAcceptInputType_vtsProgressDot: BooleanInput | vtsProgressDotTemplate | undefined | null;
    steps: QueryList<VtsStepComponent>;
    vtsCurrent: number;
    vtsDirection: VtsDirectionType;
    vtsLabelPlacement: 'horizontal' | 'vertical';
    vtsType: 'default' | 'navigation';
    vtsSize: VtsSizeDSType;
    vtsStartIndex: number;
    vtsStatus: VtsStatusType;
    set vtsProgressDot(value: boolean | vtsProgressDotTemplate);
    readonly vtsIndexChange: EventEmitter<number>;
    private destroy$;
    private indexChangeSubscription?;
    showProcessDot: boolean;
    customProcessDotTemplate?: TemplateRef<{
        $implicit: TemplateRef<void>;
        status: string;
        index: number;
    }>;
    classMap: NgClassType;
    dir: Direction;
    constructor(cdr: ChangeDetectorRef, directionality: Directionality);
    ngOnChanges(changes: SimpleChanges): void;
    ngOnInit(): void;
    ngOnDestroy(): void;
    ngAfterContentInit(): void;
    private updateChildrenSteps;
    private setClassMap;
    static ɵfac: i0.ɵɵFactoryDeclaration<VtsStepsComponent, [null, { optional: true; }]>;
    static ɵcmp: i0.ɵɵComponentDeclaration<VtsStepsComponent, "vts-steps", ["vtsSteps"], { "vtsCurrent": { "alias": "vtsCurrent"; "required": false; }; "vtsDirection": { "alias": "vtsDirection"; "required": false; }; "vtsLabelPlacement": { "alias": "vtsLabelPlacement"; "required": false; }; "vtsType": { "alias": "vtsType"; "required": false; }; "vtsSize": { "alias": "vtsSize"; "required": false; }; "vtsStartIndex": { "alias": "vtsStartIndex"; "required": false; }; "vtsStatus": { "alias": "vtsStatus"; "required": false; }; "vtsProgressDot": { "alias": "vtsProgressDot"; "required": false; }; }, { "vtsIndexChange": "vtsIndexChange"; }, ["steps"], ["*"], false, never>;
}