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V4: Initial implementation of refactored character variant system

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This commit is contained in:
be5invis 2020-10-26 01:33:33 -07:00
parent 58c472342b
commit c1c3ce79ee
88 changed files with 2870 additions and 2381 deletions
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26
font-src/support/gr.js
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@ -90,25 +90,27 @@ const Radical = {
};
const CvTagCache = new Map();
function Cv(tag) {
if (CvTagCache.has(tag)) return CvTagCache.get(tag);
function Cv(tag, rank) {
const key = tag + "#" + rank;
if (CvTagCache.has(key)) return CvTagCache.get(key);
const rel = {
tag,
rank,
get(glyph) {
if (glyph && glyph.related && glyph.related.cv) return glyph.related.cv[tag];
if (glyph && glyph.related && glyph.related.cv) return glyph.related.cv[key];
else return null;
},
set(glyph, toGid) {
if (typeof toGid !== "string") throw new Error("Must supply a GID instead of a glyph");
if (!glyph.related) glyph.related = {};
if (!glyph.related.cv) glyph.related.cv = {};
glyph.related.cv[tag] = toGid;
glyph.related.cv[key] = toGid;
},
amendName(name) {
return name + "." + tag;
return name + "." + key;
}
};
CvTagCache.set(tag, rel);
CvTagCache.set(key, rel);
return rel;
}
@ -125,8 +127,10 @@ const AnyCv = {
query(glyph) {
let ret = [];
if (glyph && glyph.related && glyph.related.cv) {
for (const tag in glyph.related.cv) {
const rel = Cv(tag);
for (const key in glyph.related.cv) {
const [tag, rankStr] = key.split("#");
const rank = parseInt(rankStr, 10);
const rel = Cv(tag, rank);
if (rel.get(glyph)) ret.push(rel);
}
}
@ -139,8 +143,10 @@ const AnyDerivingCv = {
query(glyph) {
let ret = [];
if (glyph && !DoNotDeriveVariants.get(glyph) && glyph.related && glyph.related.cv) {
for (const tag in glyph.related.cv) {
const rel = Cv(tag);
for (const key in glyph.related.cv) {
const [tag, rankStr] = key.split("#");
const rank = parseInt(rankStr, 10);
const rel = Cv(tag, rank);
if (rel.get(glyph)) ret.push(rel);
}
}