import { ChangeDetectorRef, ElementRef, EventEmitter, OnChanges, OnInit, Renderer2, SimpleChanges } from '@angular/core';
import { ControlValueAccessor, FormControl } from '@angular/forms';
import { Observable } from 'rxjs';
import { GasForm } from './gas-form.namespace';
export declare abstract class GasFormBaseComponent<T = GasForm.GasFilterFormBaseValue> implements ControlValueAccessor, OnChanges, OnInit {
    changeDetectorRef: ChangeDetectorRef;
    elementRef: ElementRef;
    renderer: Renderer2;
    value: T;
    set state(value: GasForm.InputState | string);
    get state(): GasForm.InputState | string;
    /** Состояние не активности */
    set nativeDisabled(isDisabled: string | boolean);
    get nativeDisabled(): string | boolean;
    set required(isRequired: string | boolean);
    get required(): string | boolean;
    combine: string;
    combinePos: 'first' | 'last';
    onChanged$: EventEmitter<GasForm.GasFilterFormBaseValue>;
    init$: Observable<void>;
    typeChanged$: EventEmitter<string>;
    get classDefault(): boolean;
    get classPrimary(): boolean;
    form: FormControl;
    required$: Observable<boolean>;
    private requiredSubject$;
    private innerStateSubject$;
    constructor(changeDetectorRef: ChangeDetectorRef, elementRef: ElementRef, renderer: Renderer2);
    ngOnInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    writeValue(value: GasForm.GasFilterFormBaseValue): void;
    registerOnTouched(fn: () => void): void;
    registerOnChange(fn: () => void): void;
    protected onChange: (value: GasForm.GasFilterFormBaseValue) => void;
    protected onTouched: () => void;
}