import type { CjkBookTitleMark, CjkBracketPair, CjkConfig, CjkEmphasis, CjkHangingPunctuation, CjkLatinSpacingEdge, CjkLineBreak, CjkParagraphStartBracket, CjkPunctuationWidth, CjkRegion, CjkRubyAlign, CjkRubyOverhang, PostextConfig, ResolvedCjkConfig, ResolvedCjkEmphasisMarkConfig } from '../types.js';
/** `cjk` as written when nothing is set: everything follows the locale
 *  (marks hang in Japan only), lines break between characters (no
 *  `keep-all`) but leave two characters of a book title on either side,
 *  circled numbers and design text set as CJK (#637), a quarter em between Han and Latin, no grid; readings, warichu notes and kanbun marks at half the text size
 *  (the 返り点 after their character, JIS X 4051 §5.5), warichu brackets
 *  by region (none but in Japan, `defaultCjkWarichuBrackets`), marks in
 *  the text colour (`annotationColor` unset). */
export declare const DEFAULT_CJK_CONFIG: Required<Omit<CjkConfig, 'annotationColor'>> & Pick<CjkConfig, 'annotationColor'>;
/** What `*…*` does to Chinese characters by default: emphasis dots when the
 *  document language is Chinese or Japanese, italics otherwise. Japanese
 *  has no italics: emphasis is 傍点 (JLReq §3.3.9), set as the region's
 *  mark (`defaultCjkEmphasisMark`). */
export declare function defaultCjkEmphasis(locale: string | undefined): CjkEmphasis;
/** What `:book[…]` prints by default: brackets on the mainland (《》) and
 *  in Japan (『』, `defaultCjkBookTitleBrackets`), the wavy line in Taiwan
 *  and Hong Kong. */
export declare function defaultCjkBookTitleMark(region: CjkRegion): CjkBookTitleMark;
/** The brackets a book title is set between by default, outermost first:
 *  『』 then 「」 in Japan (an article or a chapter named inside a book's
 *  title takes 「」), 《》 then 〈〉 for Chinese (GB/T 15834—2011). */
export declare function defaultCjkBookTitleBrackets(region: CjkRegion): CjkBracketPair[];
/** The emphasis mark a region sets when `cjk.emphasisMark` says nothing:
 *  in Japan the filled sesame ﹅ over the text, which is right of vertical
 *  text (JLReq §3.3.9; the Aozora 傍点 is the sesame in either direction);
 *  for Chinese the filled dot, with the side the writing mode gives (under
 *  horizontal text, right of vertical text). */
export declare function defaultCjkEmphasisMark(region: CjkRegion): ResolvedCjkEmphasisMarkConfig;
/** The brackets a warichu note is set between by default: （ ） in Japan
 *  (JLReq §3.4.2: 割注 is normally bracketed), none elsewhere (Chinese
 *  双行夹注 is set bare). */
export declare function defaultCjkWarichuBrackets(region: CjkRegion): {
    open: string;
    close: string;
};
/** What a reading longer than its base may run onto by default (#422):
 *  in Japan up to one ruby character onto kana and the blanks of marks,
 *  never onto kanji (`kana`, JLReq §3.3.8); undefined elsewhere, where a
 *  quarter of the ruby em passes onto any neighbour without a reading
 *  (clreq, as before). */
export declare function defaultCjkRubyOverhang(region: CjkRegion): CjkRubyOverhang | undefined;
/** Where a reading sits on its base by default (#422): JIS X 4051's 1:2:1
 *  in Japan (`jis`); undefined elsewhere (centred, as before). */
export declare function defaultCjkRubyAlign(region: CjkRegion): CjkRubyAlign | undefined;
/** The line-break level a region's text is set with by default: GB/T
 *  15834's for the mainland, clreq's basic set for Taiwan and Hong Kong,
 *  JIS X 4051's for Japan (`ja-very-strict`: small kana, ー, the iteration
 *  marks and the hyphens stay off the line start; JLReq Appendix C.3). */
export declare function defaultCjkLineBreak(region: CjkRegion): CjkLineBreak;
/** The punctuation width style a region's text is set with by default:
 *  Kaiming (开明式) on the mainland, where most books use it; full width
 *  in Taiwan and Hong Kong, whose marks sit in the middle of their box,
 *  and in Japan, where 、。 keep their whole em inside the line (JLReq
 *  §3.1.2: half a glyph and half an em of blank). */
export declare function defaultCjkPunctuationWidth(region: CjkRegion): CjkPunctuationWidth;
/** Whether marks hang by default: in Japan, where many books hang 、。
 *  past the line end when they would otherwise open the next line
 *  (ぶら下げ, JLReq §2.5.1, bunko in particular; `'allow'`, which sets the
 *  mark inside the line when the line can take it in); never in the
 *  Chinese regions. */
export declare function defaultCjkHangingPunctuation(region: CjkRegion): CjkHangingPunctuation;
/** Which side of a Western word takes the Han–Latin space by default
 *  (#721): any side of a word that holds a letter or a digit in Japan
 *  (JLReq §3.2.6), a side that ends in a letter or a digit in the Chinese
 *  regions (clreq §6.3.3). */
export declare function defaultCjkLatinSpacingEdge(region: CjkRegion): CjkLatinSpacingEdge;
/** The region a configuration's `cjk` settings resolve to: `cjk.region`
 *  when it names one, else the region of the document language as
 *  `resolveAllConfig` reads it (`locale`, else the hyphenation locale),
 *  `'mainland'` for a language with none. */
export declare function cjkRegionOfConfig(config: PostextConfig | undefined): CjkRegion;
/** Whether ？！ take a full-width space after them by default: in Japan
 *  (JLReq §3.1.6), not in the Chinese regions. */
export declare function defaultCjkSpaceAfterQuestion(region: CjkRegion): boolean;
/** How an opening bracket that starts a paragraph is set by default:
 *  pattern ③ (`'half'`) in Japan, the convention of literary books
 *  (Kodansha, Shinchōsha, Bungei Shunjū, Chikuma: JLReq §3.1.5);
 *  undefined in the Chinese regions, which set it as at any line start
 *  (`trimLineStart`). */
export declare function defaultCjkParagraphStartBracket(region: CjkRegion): CjkParagraphStartBracket | undefined;
/** Whether a region compresses adjacent marks and trims brackets at line
 *  edges by default: the mainland, Hong Kong and Japan do (JLReq §3.1.4,
 *  §3.1.5: 天付き), many Taiwan books set every mark a full em (clreq
 *  §6.3.2). */
export declare function defaultCjkCompression(region: CjkRegion): boolean;
/** `cjk` resolved: `'auto'` (or a value the engine does not know) follows
 *  `locale`, the document language, read by `cjkRegionOf`. The grid's
 *  numbers are the ones written (0 when unset); the build's pre-pass
 *  (`applyCjkGrid`) replaces them with the ones in use. */
export declare function resolveCjkConfig(partial: CjkConfig | undefined, locale: string | undefined): ResolvedCjkConfig;
/** `cjk` without the fields at their default (`'auto'`, a quarter em,
 *  half-size readings and notes); undefined when nothing is left. */
export declare function stripCjkDefaults(cjk?: CjkConfig): CjkConfig | undefined;
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