/**
 * 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 { ChangeDetectorRef, ElementRef, EventEmitter, OnChanges, QueryList, SimpleChanges, TemplateRef } from '@angular/core';
import { ControlValueAccessor } from '@angular/forms';
import { ThumbAnimationProps } from 'ng-zorro-antd/core/animation';
import { NzConfigKey, NzConfigService } from 'ng-zorro-antd/core/config';
import { BooleanInput, NzSafeAny, NzSizeLDSType, OnChangeType, OnTouchedType } from 'ng-zorro-antd/core/types';
import { NzNormalizedOptions, NzSegmentedOption, NzSegmentedOptions } from './types';
import * as i0 from "@angular/core";
export declare class NzSegmentedComponent implements OnChanges, ControlValueAccessor {
    readonly nzConfigService: NzConfigService;
    private readonly cdr;
    private readonly directionality;
    static ngAcceptInputType_nzDisabled: BooleanInput;
    static ngAcceptInputType_nzBlock: BooleanInput;
    readonly _nzModuleName: NzConfigKey;
    listOfOptions: QueryList<ElementRef>;
    nzBlock: boolean;
    nzDisabled: boolean;
    nzOptions: NzSegmentedOptions;
    nzSize: NzSizeLDSType;
    nzLabelTemplate: TemplateRef<{
        $implicit: NzSegmentedOption;
        index: number;
    }> | null;
    readonly nzValueChange: EventEmitter<number>;
    dir: Direction;
    selectedIndex: number;
    transitionedToIndex: number;
    animationState: null | {
        value: string;
        params: ThumbAnimationProps;
    };
    normalizedOptions: NzNormalizedOptions;
    private destroy$;
    onChange: OnChangeType;
    onTouched: OnTouchedType;
    constructor(nzConfigService: NzConfigService, cdr: ChangeDetectorRef, directionality: Directionality);
    ngOnChanges(changes: SimpleChanges): void;
    handleOptionClick(index: number): void;
    handleThumbAnimationDone(e: NzSafeAny): void;
    writeValue(value: number | null): void;
    registerOnChange(fn: OnChangeType): void;
    registerOnTouched(fn: OnTouchedType): void;
    private changeSelectedIndex;
    static ɵfac: i0.ɵɵFactoryDeclaration<NzSegmentedComponent, [null, null, { optional: true; }]>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NzSegmentedComponent, "nz-segmented", ["nzSegmented"], { "nzBlock": "nzBlock"; "nzDisabled": "nzDisabled"; "nzOptions": "nzOptions"; "nzSize": "nzSize"; "nzLabelTemplate": "nzLabelTemplate"; }, { "nzValueChange": "nzValueChange"; }, never, never, false>;
}