import { BaseWidget } from '../base-widget';
import { NgAisInstantSearch } from '../instantsearch/instantsearch';
import { NgAisIndex } from '../index-widget/index-widget';
export declare type NumericRangeState = {
    start: number[];
    range: {
        min?: number;
        max?: number;
    };
    refine: Function;
};
export declare class NgAisRangeInput extends BaseWidget {
    parentIndex: NgAisIndex;
    instantSearchInstance: NgAisInstantSearch;
    currency: string;
    separator: string;
    submitLabel: string;
    attribute: string;
    min?: number;
    max?: number;
    precision?: number;
    minInputValue?: number | string;
    maxInputValue?: number | string;
    get step(): number;
    get canRefine(): boolean;
    state: NumericRangeState;
    constructor(parentIndex: NgAisIndex, instantSearchInstance: NgAisInstantSearch);
    ngOnInit(): void;
    handleChange(event: any, type: string): void;
    handleSubmit(event: MouseEvent | KeyboardEvent): void;
}