import { EditorState, NodeWithPosition, Static, Transaction } from '@remirror/core';
export declare const increaseIndentOptions: Remirror.CommandDecoratorOptions;
export declare const decreaseIndentOptions: Remirror.CommandDecoratorOptions;
export declare const centerAlignOptions: Remirror.CommandDecoratorOptions;
export declare const justifyAlignOptions: Remirror.CommandDecoratorOptions;
export declare const rightAlignOptions: Remirror.CommandDecoratorOptions;
export declare const leftAlignOptions: Remirror.CommandDecoratorOptions;
export declare function gatherNodes(state: Transaction | EditorState, included: string[], excluded: string[]): NodeWithPosition[];
/**
 * The data attribute for an indented node attribute.
 */
export declare const NODE_INDENT_ATTRIBUTE = "data-node-indent";
/**
 * The data attribute text alignment within a block node which accepts
 * formatting.
 */
export declare const NODE_TEXT_ALIGNMENT_ATTRIBUTE = "data-node-text-align";
/**
 * The data attribute for the line height of a node.
 */
export declare const NODE_LINE_HEIGHT_ATTRIBUTE = "data-line-height-align";
export interface NodeFormattingOptions {
    /**
     * The nodes to exclude from being included in the formattable collection.
     */
    excludeNodes?: Static<string[]>;
    /**
     * The list of available indent levels.
     *
     * The first item (0-index) is ignored. By default the indents start at index
     * `1`.
     */
    indents?: Static<string[]>;
}
export type NodeTextAlignment = 'none' | 'left' | 'right' | 'center' | 'justify' | 'start' | 'end';
/**
 * Extract the indent index from a list of indents and left margin.
 */
export declare function extractIndent(indents: string[], marginLeft: string | null): number;
/**
 * Extract the line height from numeric or percentage line-height values
 */
export declare function extractLineHeight(lineHeight: string | number | null): number | null;