Steffen Becker
92a5c7d713
The book carries the chapter and the title towards the outer edge and its page number centred at the foot; the newsletter opens with the masthead and runs a head with a rule from the second page on. The thesis keeps chapter and number in the head, so the three read as three page designs.
89 lines
4.9 KiB
TypeScript
89 lines
4.9 KiB
TypeScript
// A book: Alice's Adventures in Wonderland (Lewis Carroll, 1865, public domain), A5 with
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// mirrored margins, every chapter opening on a right-hand page, running heads that
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// differ between left and right pages, and a contents page. Text from alice.txt.
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import { builtinStyleSheet } from '../../src/lib/styles/styleSheet';
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import { EMPTY_HF_SET, type HfSet } from '../../src/lib/storage/headerFooter';
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import { T, P, BR, INDEX, HF, PAGE_NUMBER, ITALIC, type N, type Showcase } from './lib';
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// `_like this_` is the plain-text edition's italic.
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function runs(text: string): N[] {
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return text.split('_').map((part, i) => part && T(part, ...(i % 2 ? [ITALIC] : []))).filter(Boolean) as N[];
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}
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function body(raw: string): N[] {
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const out: N[] = [];
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let first = true; // the paragraph after a heading takes no first-line indent
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for (const block of raw.split(/\n\s*\n/)) {
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const chapter = /^CHAPTER ([IVX]+)\.\n(.+)$/.exec(block.trim());
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if (chapter) {
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out.push(P({ styleName: 'Chapter Number', sectionBreak: true }, T(`Chapter ${chapter[1]}`)));
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out.push({ type: 'heading', attrs: { level: 1 }, content: [T(chapter[2].trim())] });
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first = true;
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} else if (/^[*\s]+$/.test(block)) {
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out.push(P({ textAlign: 'center', spaceBefore: 8, spaceAfter: 8 }, T('* * *')));
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} else if (block.split('\n').every((l) => /^\s/.test(l))) {
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const lines = block.split('\n').map((l) => l.trim());
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out.push(P({ styleName: 'Verse' }, ...lines.flatMap((l, i) => [...(i ? [BR] : []), ...runs(l)])));
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} else {
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const text = block.split('\n').map((l) => l.trim()).join(' ');
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out.push(P(first ? null : { indentFirst: 0.6 }, ...runs(text)));
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first = false;
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}
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}
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return out;
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}
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export async function build(): Promise<Showcase> {
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const raw = await (await fetch('/scripts/showcase/alice.txt')).text();
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const styles = builtinStyleSheet();
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styles.paragraph['Standard'].text = { fontFamily: 'Liberation Serif', fontSizePt: 11 };
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styles.paragraph['Standard'].para = { textAlign: 'justify', lineHeight: '1.25', spaceAfter: 0 };
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styles.paragraph['Heading 1'].text = { fontFamily: 'Liberation Serif', fontSizePt: 20, bold: false, italic: true };
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styles.paragraph['Heading 1'].para = { textAlign: 'center', spaceBefore: 0, spaceAfter: 30 };
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styles.paragraph['Chapter Number'] = { name: 'Chapter Number', parent: 'Standard', next: 'Heading 1',
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para: { textAlign: 'center', spaceBefore: 84, spaceAfter: 4 },
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text: { caps: 'smallCaps', letterSpacingPt: 1.5 } };
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styles.paragraph['Verse'] = { name: 'Verse', parent: 'Standard', next: 'Standard',
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para: { textAlign: 'left', indent: 1.5, spaceBefore: 6, spaceAfter: 6 }, text: {} };
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styles.paragraph['Front Matter Heading'] = { name: 'Front Matter Heading', parent: 'Heading 1', next: 'Standard',
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para: { spaceBefore: 84, spaceAfter: 24 }, text: {} };
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styles.paragraph['Title'].text = { fontFamily: 'Liberation Serif', fontSizePt: 26, bold: false };
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styles.paragraph['Subtitle'].text = { fontFamily: 'Liberation Serif', fontSizePt: 14, bold: false, italic: true };
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const doc: N = { type: 'doc', content: [
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P({ styleName: 'Title', spaceBefore: 180, spaceAfter: 24 }, T('Alice’s Adventures in Wonderland')),
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P({ styleName: 'Subtitle' }, T('by Lewis Carroll')),
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P({ styleName: 'Front Matter Heading', breakBefore: 'page' }, T('Contents')),
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INDEX('toc', '', { maxLevel: 1 }),
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...body(raw),
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] };
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// Running heads name the chapter on right-hand pages, the book on left-hand ones, each
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// towards the outer edge; the page number sits centred at the foot of every page.
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const right = HF({ textAlign: 'right' }, { type: 'chapterField', attrs: { level: 1, text: 'Down the Rabbit-Hole' } });
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const left = HF(null, T('Alice’s Adventures in Wonderland', ITALIC));
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const folio = () => HF({ textAlign: 'center' }, PAGE_NUMBER);
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// A chapter opens on a right-hand page with no running head, its number at the foot.
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const chapterSet: HfSet = { ...EMPTY_HF_SET, header: right, headerEven: left, differentOddEven: true, startsOn: 'odd',
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footer: folio(), footerEven: folio(),
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differentFirstPage: true, headerFirst: null, footerFirst: folio() };
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const front: HfSet = { ...EMPTY_HF_SET };
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const sections = [front, ...Array.from({ length: 12 }, () => chapterSet)];
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sections[1] = { ...chapterSet, pageNumberStart: 1 };
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return {
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name: 'book', doc, styles,
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pageFormat: 'A5',
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margins: { top: 2, bottom: 2.2, left: 2.2, right: 1.6, mirrored: true },
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hf: { header: null, footer: null, sections, pageCount: 120, headerDistanceCm: 1.2, footerDistanceCm: 1.2 },
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language: { language: 'en', country: 'GB' },
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hyphenate: true,
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props: { title: 'Alice’s Adventures in Wonderland', subject: '', author: 'Lewis Carroll', keywords: '', description: '' },
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shots: [
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{ file: 'book', page: 3 },
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{ file: 'book-spread', page: 3, columns: 2, tab: 'layout' },
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],
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};
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}
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