設定：注と参照

interface FootnotesConfig {
  placement?: 'column' | 'chapterEnd' | 'spread'; // Foot of the citing column, after the chapter, or beside the text of a spread.
  numbering?: 'chapter' | 'document' | 'page' | 'column' | 'spread'; // Start again at each chapter, run on, or start again on each page / column / spread.
  numberFormat?: string;      // decimal, lower-roman, circled-decimal (①)…
  symbols?: string[];         // numberFormat: 'symbols' で使う参照記号。
  markerPosition?: 'auto' | 'superscript' | 'inline' | 'side' | 'right'; // Raised, on the baseline, beside the word, or right of a vertical line.
  markerSize?: Dimension;     // Inline, side or right marker size; em is the text around it.
  numberGap?: 'en' | 'em';    // Space after the note's own number.
  chapterEndAlign?: 'foot' | 'text';   // chapterEnd: notes at the column foot, or under the text.
  fontSize?: Dimension;       // Note size; em is the body size.
  lineHeight?: Dimension;     // Note leading; em is the note size.
  color?: ColorValue;         // Note colour; the body colour when unset.
  textAlign?: TextAlign;      // The body alignment when unset.
  hangingIndent?: Dimension;  // Indent of a note's turnover lines.
  spaceBetween?: Dimension;   // Space between two notes.
  spaceAbove?: Dimension;     // Space between the text and the rule; em is the body size.
  spaceBelowRule?: Dimension; // Space between the rule and the first note.
  separator?: {
    enabled?: boolean;        // Draw the rule.
    width?: number;           // Rule length, a fraction of the column width.
    lineWidth?: Dimension;    // Rule thickness.
    color?: ColorValue;       // The note colour when unset.
  };
}

footnotes: {
  fontSize: { value: 7.5, unit: 'pt' },
  lineHeight: { value: 9.5, unit: 'pt' },
  hangingIndent: { value: 0.8, unit: 'em' },
  separator: { width: 0.25, lineWidth: { value: 0.4, unit: 'pt' } },
}

import { DEFAULT_FOOTNOTES_CONFIG, resolveFootnotesConfig, stripFootnotesDefaults, footnoteDocumentDefaults } from 'postext';
 
resolveFootnotesConfig(config.footnotes, 'ja', 'vertical-rl'); // unset fields take the Japanese vertical defaults

interface LineNumbersConfig {
  enabled?: boolean;        // 既定では無効。
  count?: 'verse' | 'all';  // 詩の行か、本文のすべての行。
  interval?: number;        // Nの倍数を印字する。
  numberFirst?: boolean;    // 数え直しの後の最初の行も印字する。
  restart?: 'document' | 'chapter' | 'section' | 'page' | 'poem'; // 数え直す位置。
  startAt?: number;         // 数え直しの後の最初の行の番号。
  position?: 'outer' | 'inner' | 'left' | 'right' | 'start' | 'end' | 'side';
  multiColumn?: 'each' | 'gutter' | 'outer-edges'; // 2段以上のページ。
  gap?: Dimension;          // 本文から番号までの距離。emは番号のサイズ。
  align?: 'auto' | 'left' | 'right';
  fontFamily?: string;      // 未設定なら本文のファミリー。
  fontSize?: Dimension;     // emは本文のサイズ。
  fontWeight?: number;      // 未設定なら本文のウェイト。
  italic?: boolean;
  color?: ColorValue;       // 未設定なら本文の色。
  format?: string;          // decimal、lower-roman、arabic-indic、一…
}

lineNumbers: {
  enabled: true,
  count: 'verse',
  interval: 5,
  restart: 'document',          // 本全体で1つの通し番号
  position: 'outer',
  fontSize: { value: 0.75, unit: 'em' },
  italic: true,
}

import { DEFAULT_LINE_NUMBERS_CONFIG, resolveLineNumbersConfig, stripLineNumbersDefaults } from 'postext';
 
resolveLineNumbersConfig(config.lineNumbers, resolvedBodyText); // 未設定の書体、ウェイト、色は本文に従う

interface CrossRefsConfig {
  chapter?: string;  // Words around a level-1 heading's number: "chapter {n}".
  section?: string;  // Around any other heading's number: "section {n}".
  page?: string;     // Around a page number: "p. {n}".
  defaultStyle?: 'default' | 'number' | 'title' | 'page'; // A :ref without style=.
}

interface CitationsConfig {
  style?: string;          // 'apa', 'ieee', 'chicago-notes-bibliography'… or 'custom'
  customStyle?: string;    // a whole CSL style (.csl XML), used with style: 'custom'
  locale?: string;         // CSL locale; the document language when unset
  link?: boolean;          // citations link to their entries
  marker?: 'style' | 'brackets' | 'parentheses' | 'superscript' | 'corner';
  collapseRanges?: boolean;
  notes?: 'footnote' | 'warichu';
  numbering?: 'book' | 'chapter';
  bibliography?: {
    title?: string;        // unset: the document language's word; '' or ' ': none
    scope?: 'book' | 'chapter';
    auto?: boolean;
    fontSize?: Dimension;
    lineHeight?: Dimension;
    hangingIndent?: Dimension;
    entrySpacing?: Dimension;
    labelWidth?: Dimension;
    labelAlign?: 'left' | 'right';
    doi?: 'link' | 'text' | 'hide';
    includeUncited?: boolean;
    groupByLanguage?: boolean;
  };
}

const config: PostextConfig = {
  toc: {
    levels: [{ level: 1, fontWeight: 700, color: { hex: '#00507b', model: 'hex' }, numberWidth: { value: 7.4, unit: 'mm' } }],
    unnumbered: { color: { hex: '#000000', model: 'hex' } },
    pageNumber: { fontWeight: 400, width: { value: 8, unit: 'mm' } },
    leader: { char: '.', gap: { value: 1, unit: 'mm' } },
    subtitle: { enabled: true, attr: 'author', italic: true, fontSize: { value: 8.5, unit: 'pt' } },
    parts: {
      height: { value: 23, unit: 'pt' },
      marginTop: { value: 11.5, unit: 'pt' },
      design: { elements: [/* a band box, 'SECTION {number}', '{titleText}', '{pageNumber}' */] },
    },
  },
};

const config: PostextConfig = {
  headingStyles: [
    // The index in two columns, under its own heading.
    { id: 'index', numbered: false, layout: { layoutType: 'double', gutterWidth: { value: 6, unit: 'mm' } } },
  ],
  index: {
    fontSize: { value: 8.5, unit: 'pt' },
    lineHeight: { value: 11, unit: 'pt' },
    rangeFormat: 'chicago',
    groups: { fontFamily: 'Source Sans 3', fontWeight: 700, color: { hex: '#8a1c1c', model: 'hex' } },
  },
};