import { TextUnderCursor } from '../../helpers/textUnderCursor';
import { Service } from '../base/service';
export interface TextUnderCursorRange {
    startOffset: number;
    endOffset: number;
}
export interface TextUnderCursorService extends Service {
    readonly isActive: boolean;
    readonly textUnderCursor: Readonly<TextUnderCursor>;
    getBoundingClientRect(textRange?: TextUnderCursorRange): ClientRect | undefined;
    setTextUnderCursor(textUnderCursor: Readonly<TextUnderCursor>): void;
}
export declare const NULL_TEXT_UNDER_CURSOR_SERVICE: TextUnderCursorService;