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Refines the design of APL glyphs, and also introduces a configurable "Favor APL" configuration for APL-oriented custom builds (#1200).

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This commit is contained in:
be5invis 2021-08-27 23:58:43 -07:00
parent 274eac85eb
commit 22f9b847cf
17 changed files with 320 additions and 140 deletions
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54
font-src/support/gr.js
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@ -35,10 +35,15 @@ const DollarShrinkKernel = SimpleProp("DollarShrinkKernel");
const DollarShorterBar = SimpleProp("DollarShorterBar");
const MathSansSerif = SimpleProp("MathSansSerif");
const Nwid = SimpleProp("Nwid");
const Wwid = SimpleProp("Wwid");
const Lnum = SimpleProp("Lnum");
const Onum = SimpleProp("Onum");
function OtlTaggedProp(key, otlTag) {
return { ...SimpleProp(key), otlTag };
}
const Nwid = OtlTaggedProp("Nwid", "NWID");
const Wwid = OtlTaggedProp("Wwid", "WWID");
const Lnum = OtlTaggedProp("Lnum", "lnum");
const Onum = OtlTaggedProp("Onum", "onum");
const AplForm = OtlTaggedProp("AplForm", "APLF");
const CvDecompose = {
get(glyph) {
@ -332,8 +337,9 @@ function createGrDisplaySheet(glyphStore, gid) {
// Query selected typographic features -- mostly NWID and WWID
let typographicFeatures = [];
queryPairFeatureTags(gid, "NWID", "WWID", typographicFeatures);
queryPairFeatureTags(gid, "lnum", "onum", typographicFeatures);
displayQueryPairFeatures(glyphStore, gid, Nwid, Wwid, typographicFeatures);
displayQueryPairFeatures(glyphStore, gid, Lnum, Onum, typographicFeatures);
displayQuerySingleFeature(glyphStore, gid, AplForm, typographicFeatures);
let charVariantFeatures = [];
const decomposition = CvDecompose.get(glyph);
@ -350,16 +356,25 @@ function createGrDisplaySheet(glyphStore, gid) {
return [typographicFeatures, charVariantFeatures];
}
function queryPairFeatureTags(gid, f1, f2, sink) {
function displayQueryPairFeatures(gs, gid, grCis, grTrans, sink) {
const g = gs.queryByName(gid);
if (!g) return;
const glyphIsHidden = /^\./.test(gid);
if (!glyphIsHidden) {
const re1 = new RegExp(`\\.${f1}$`),
re2 = new RegExp(`\\.${f2}$`);
if (re1.test(gid) || re2.test(gid)) {
sink.push(`'${f1}' 1`, `'${f2}' 1`);
}
if (glyphIsHidden) return;
if (grCis.get(g) || grTrans.get(g)) {
sink.push(`'${grCis.otlTag}' 1`, `'${grTrans.otlTag}' 1`);
}
}
function displayQuerySingleFeature(gs, gid, grCis, sink) {
const g = gs.queryByName(gid);
if (!g) return;
const glyphIsHidden = /^\./.test(gid);
if (glyphIsHidden) return;
if (grCis.get(g)) {
sink.push(`'${grCis.otlTag}' 0`, `'${grCis.otlTag}' 1`);
}
}
function byTagPreference(a, b) {
const ua = a.tag.toUpperCase(),
ub = b.tag.toUpperCase();
@ -395,6 +410,17 @@ function queryCvFeatureTagsOf(sink, gid, glyph, variantAssignmentSet) {
for (const g of m.values()) if (g.length) sink.push(g);
}
function linkSuffixGr(gs, suffix, gr) {
const reSuffix = new RegExp("\\." + suffix + "$");
for (const [gnSuffixed, gSuffixed] of gs.namedEntries()) {
if (reSuffix.test(gnSuffixed) && !/^\./.test(gnSuffixed)) {
const gnOriginal = gnSuffixed.replace(reSuffix, "");
const gOriginal = gs.queryByName(gnOriginal);
if (!gOriginal) continue;
gr.set(gOriginal, gnSuffixed);
}
}
}
function linkSuffixPairGr(gs, tagCis, tagTrans, grCis, grTrans) {
const reTagCis = new RegExp("\\." + tagCis + "$");
for (const [gnCis, gCis] of gs.namedEntries()) {
@ -430,8 +456,10 @@ exports.Nwid = Nwid;
exports.Wwid = Wwid;
exports.Lnum = Lnum;
exports.Onum = Onum;
exports.AplForm = AplForm;
exports.createGrDisplaySheet = createGrDisplaySheet;
exports.linkSuffixGr = linkSuffixGr;
exports.linkSuffixPairGr = linkSuffixPairGr;
exports.SvInheritableRelations = [DollarShrinkKernel, DollarShorterBar, Joining];