import { OnInit } from '@angular/core';
import { FormControl } from '@angular/forms';
import { MatFormFieldAppearance } from '@angular/material/form-field';
import { Observable } from 'rxjs';
export declare class AutocompleteFieldComponent implements OnInit {
    disabled: boolean;
    placeholder: string;
    required: boolean;
    options: {
        fields: Observable<any>;
    };
    filteredEntities: Observable<any[]>;
    formControl: FormControl;
    private _appearance;
    constructor();
    set appearance(appearance: MatFormFieldAppearance);
    get appearance(): MatFormFieldAppearance;
    onChange: (value: any) => void;
    onTouched: () => void;
    ngOnInit(): void;
    writeValue(value: any): void;
    displayFn(data: any): any;
    registerOnChange(fn: () => void): void;
    registerOnTouched(fn: () => void): void;
    setDisabledState(isDisabled: boolean): void;
    private _filter;
}
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