import { Observable } from 'rxjs';
import { ServiceLike } from '../base/service';
import { ElementService } from '../dom/elementService';
import { IndentService } from '../text/indentService';
import { ParagraphTextUnderCursorService } from '../text/paragraphTextUnderCursorService';
import { TextUnderCursorService } from '../text/textUnderCursorService';
export declare function createHtmlSpaceIndentService(element$: Observable<Element | null>, textUnderCursorService: TextUnderCursorService, paragraphTextUnderCursorService: ParagraphTextUnderCursorService, ...dependencies: ServiceLike[]): IndentService;
export declare class HtmlSpaceIndentService extends ElementService<Element> implements IndentService {
    constructor(element: Element, textUnderCursorService: TextUnderCursorService, paragraphTextUnderCursorService: ParagraphTextUnderCursorService, ...dependencies: ServiceLike[]);
    private readonly textUnderCursorService;
    private readonly paragraphTextUnderCursorService;
    private get state();
    get canIndent(): boolean;
    get canOutdent(): boolean;
    private getCanChangeIndentLevel;
    indent(): void;
    outdent(): void;
    private getIndentSpaceCount;
}