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Descriptions of stylistic sets are added to font files (#2664).
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,62 @@ | ||
| import fs from "fs"; | ||
| import path from "path"; | ||
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| import * as Toml from "@iarna/toml"; | ||
| import * as Parameters from "@iosevka/param"; | ||
| import { applyLigationData } from "@iosevka/param/ligation"; | ||
| import { applyMetricOverride } from "@iosevka/param/metric-override"; | ||
| import * as VariantData from "@iosevka/param/variant"; | ||
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| import { createNamingDictFromArgv } from "../naming/index.mjs"; | ||
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| export async function getParametersT(argv) { | ||
| const PARAMETERS_TOML = path.resolve(argv.paramsDir, "./parameters.toml"); | ||
| const WEIGHTS_TOML = path.resolve(argv.paramsDir, "./shape-weight.toml"); | ||
| const WIDTHS_TOML = path.resolve(argv.paramsDir, "./shape-width.toml"); | ||
| const SLOPES_TOML = path.resolve(argv.paramsDir, "./shape-slope.toml"); | ||
| const PRIVATE_TOML = path.resolve(argv.paramsDir, "./private-parameters.toml"); | ||
| const VARIANTS_TOML = path.resolve(argv.paramsDir, "./variants.toml"); | ||
| const LIGATIONS_TOML = path.resolve(argv.paramsDir, "./ligation-set.toml"); | ||
| const parametersData = Object.assign( | ||
| {}, | ||
| await tryParseToml(PARAMETERS_TOML), | ||
| await tryParseToml(WEIGHTS_TOML), | ||
| await tryParseToml(WIDTHS_TOML), | ||
| await tryParseToml(SLOPES_TOML), | ||
| fs.existsSync(PRIVATE_TOML) ? await tryParseToml(PRIVATE_TOML) : {}, | ||
| ); | ||
| const rawVariantsData = await tryParseToml(VARIANTS_TOML); | ||
| const rawLigationData = await tryParseToml(LIGATIONS_TOML); | ||
| function createParaImpl(argv) { | ||
| let para = Parameters.init(deepClone(parametersData), argv); | ||
| VariantData.apply(deepClone(rawVariantsData), para, argv); | ||
| applyLigationData(deepClone(rawLigationData), para, argv); | ||
| if (argv.excludedCharRanges) para.excludedCharRanges = argv.excludedCharRanges; | ||
| if (argv.compatibilityLigatures) para.compatibilityLigatures = argv.compatibilityLigatures; | ||
| if (argv.metricOverride) applyMetricOverride(para, argv.metricOverride, argv); | ||
| para.naming = { ...para.naming, ...createNamingDictFromArgv(argv) }; | ||
| return para; | ||
| } | ||
| function paraT(argv) { | ||
| const para = createParaImpl(argv); | ||
| para.createFork = function (tf) { | ||
| const argv1 = deepClone(argv); | ||
| tf(argv1, argv); | ||
| return paraT(argv1); | ||
| }; | ||
| return para; | ||
| } | ||
| return paraT; | ||
| } | ||
| async function tryParseToml(str) { | ||
| try { | ||
| return Toml.parse(await fs.promises.readFile(str, "utf-8")); | ||
| } catch (e) { | ||
| throw new Error( | ||
| `Failed to parse configuration file ${str}.\nPlease validate whether there's syntax error.\n${e}`, | ||
| ); | ||
| } | ||
| } | ||
| function deepClone(pod) { | ||
| return JSON.parse(JSON.stringify(pod)); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,46 @@ | ||
| import { Ot, Sigma } from "ot-builder"; | ||
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| import { nameFont } from "../naming/index.mjs"; | ||
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| export function postProcessingFeatureParams(para, font) { | ||
| if (!para.variants.composites) return; | ||
| if (!font.gsub) return; | ||
| if (!font.name) return; | ||
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| const nm = new NameManager(); | ||
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| for (const [name, ss] of para.variants.composites) { | ||
| if (!ss.description) continue; | ||
| for (const feat of font.gsub.features) { | ||
| if (feat.tag !== ss.tag) continue; | ||
| const nameId = nm.getNameId(ss.description); | ||
| feat.params = Sigma.DependentPair.create(Ot.GsubGpos.FeatureParams.TID_StylisticSet, { | ||
| uiNameID: nameId, | ||
| }); | ||
| } | ||
| } | ||
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| nm.apply(font); | ||
| } | ||
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| class NameManager { | ||
| constructor() { | ||
| this.nameId = 257; | ||
| this.nameMap = new Map(); | ||
| } | ||
|
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| getNameId(name) { | ||
| let nameId = this.nameMap.get(name); | ||
| if (!nameId) { | ||
| nameId = this.nameId++; | ||
| this.nameMap.set(name, nameId); | ||
| } | ||
| return nameId; | ||
| } | ||
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| apply(font) { | ||
| for (const [name, id] of this.nameMap) { | ||
| nameFont(font, id, name); | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| import { postProcessingFeatureParams } from "./feature-params.mjs"; | ||
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| export function postProcessFont(para, font) { | ||
| postProcessingFeatureParams(para, font); | ||
| } |