/**
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
 */
import { AfterContentChecked, ElementRef, OnChanges, OnInit, Renderer2, SimpleChanges } from '@angular/core';
import { IconDirective } from '@ui-vts/icons-angular';
import { BooleanInput } from '@ui-vts-kit/ng-vts/core/types';
import { VtsIconPatchService, VtsIconService } from './icon.service';
import * as i0 from "@angular/core";
export declare class VtsIconDirective extends IconDirective implements OnInit, OnChanges, AfterContentChecked {
    iconService: VtsIconService;
    renderer: Renderer2;
    static ngAcceptInputType_vtsSpin: BooleanInput;
    cacheClassName: string | null;
    set vtsSpin(value: boolean);
    vtsRotate: number;
    set vtsType(value: string);
    hostClass?: string;
    private readonly el;
    private iconfont?;
    private spin;
    constructor(elementRef: ElementRef, iconService: VtsIconService, renderer: Renderer2, iconPatch: VtsIconPatchService);
    ngOnChanges(changes: SimpleChanges): void;
    ngOnInit(): void;
    /**
     * If custom content is provided, try to normalize SVG elements.
     */
    ngAfterContentChecked(): void;
    /**
     * Replacement of `changeIcon` for more modifications.
     */
    private changeIcon2;
    private handleSpin;
    private handleRotate;
    private setClassName;
    private setSVGData;
    private setType;
    static ɵfac: i0.ɵɵFactoryDeclaration<VtsIconDirective, [null, null, null, { optional: true; }]>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<VtsIconDirective, "[vts-icon]", ["vtsIcon"], { "vtsSpin": { "alias": "vtsSpin"; "required": false; }; "vtsRotate": { "alias": "vtsRotate"; "required": false; }; "vtsType": { "alias": "vtsType"; "required": false; }; }, {}, never, never, false, never>;
}