import { OnChanges, OnInit } from '@angular/core';
import * as i0 from "@angular/core";
export declare class ButtonComponent implements OnInit, OnChanges {
    loading: boolean;
    disabled: boolean;
    variation: 'flat' | 'secondary' | 'stroked' | 'plain';
    color: 'primary' | 'danger' | 'gray';
    size: 'x-small' | 'small' | 'default' | 'large';
    private clazz;
    constructor();
    ngOnInit(): void;
    ngOnChanges(): void;
    private getClassString;
    static ɵfac: i0.ɵɵFactoryDeclaration<ButtonComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<ButtonComponent, "button[ff-button],a[ff-button]", never, { "loading": { "alias": "loading"; "required": false; }; "disabled": { "alias": "disabled"; "required": false; }; "variation": { "alias": "variation"; "required": false; }; "color": { "alias": "color"; "required": false; }; "size": { "alias": "size"; "required": false; }; }, {}, never, ["*"], false, never>;
}