import { OnChanges } from '@angular/core';
import { ControlValueAccessor, FormControl } from '@angular/forms';
export declare function createCounterRangeValidator(maxValue: any, minValue: any): (c: FormControl) => {
    rangeError: {
        given: any;
        max: any;
        min: any;
    };
};
export declare class CounterInputComponent implements ControlValueAccessor, OnChanges {
    _counterValue: number;
    counterRangeMax: any;
    counterRangeMin: any;
    validateFn: Function;
    ngOnChanges(changes: any): void;
    validate(c: FormControl): any;
    counterValue: number;
    writeValue(value: any): void;
    registerOnChange(fn: any): void;
    registerOnTouched(): void;
    propagateChange: (_: any) => void;
    increment(): void;
    decrement(): void;
}