/// <reference types="react" />
import "./styles/index.scss";
import type { BlockContext, CommandFn, EditorKit } from "doc-editor-core";
import { BlockPlugin } from "doc-editor-core";
import type { RenderElementProps } from "doc-editor-delta";
export declare class LineHeightPlugin extends BlockPlugin {
    private editor;
    key: string;
    private popupModel;
    constructor(editor: EditorKit);
    destroy(): void;
    match(props: RenderElementProps): boolean;
    onCommand: CommandFn;
    renderLine(context: BlockContext): JSX.Element;
}