100 lines
2.9 KiB
Text
100 lines
2.9 KiB
Text
import as toposort from 'toposort'
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import as Gr from"../support/gr.mjs"
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import [CreateEmptyTable FinalizeTable MoveBackUtilityLookups] from"./table-util.mjs"
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import [buildLigations] from"./gsub-ligation.mjs"
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import [buildCCMP] from"./gsub-ccmp.mjs"
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import [buildGrFeature] from"./gsub-gr.mjs"
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import [buildFrac] from"./gsub-frac.mjs"
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import [buildCVSS] from"./gsub-cv-ss.mjs"
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import [buildLOCL] from"./gsub-locl.mjs"
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import [buildGsubThousands] from"./gsub-thousands.mjs"
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import [buildMarkMkmk] from"./gpos-mark-mkmk.mjs"
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import [BuildCompatLigatures] from"./compat-ligature.mjs"
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define GDEF_SIMPLE 1
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define GDEF_LIGATURE 2
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define GDEF_MARK 3
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# GSUB
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define [buildGSUB para glyphStore markGlyphs] : begin
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define gsub : CreateEmptyTable
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# NWID / WWID
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buildGrFeature gsub glyphStore Gr.Nwid
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buildGrFeature gsub glyphStore Gr.Wwid
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# lnum / onum
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buildGrFeature gsub glyphStore Gr.Lnum
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buildGrFeature gsub glyphStore Gr.Onum
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# APLF
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buildGrFeature gsub glyphStore Gr.AplForm
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# numr / dnom
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buildGrFeature gsub glyphStore Gr.NumeratorForm
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buildGrFeature gsub glyphStore Gr.DenominatorForm
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# ccmp
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buildCCMP gsub glyphStore markGlyphs
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# frac
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buildFrac gsub glyphStore
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# Ligation
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if para.enableLigation : do
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define plm : Object.assign {.} para.ligation.defaultBuildup
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if (para.ligation.caltBuildup && para.ligation.caltBuildup.length) : begin
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set plm.calt para.ligation.caltBuildup
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buildLigations gsub para plm
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# THND
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buildGsubThousands gsub para glyphStore
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# cv##, ss##
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buildCVSS gsub para glyphStore
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# locl
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# Builds last, but the lookups are added into the beginning of the lookup list
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buildLOCL gsub para glyphStore
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MoveBackUtilityLookups gsub
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FinalizeTable gsub
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return gsub
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# GPOS
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define [buildGPOS para glyphStore markGlyphs] : begin
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define gpos : CreateEmptyTable
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buildMarkMkmk gpos glyphStore
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FinalizeTable gpos
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return gpos
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# GDEF
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define [buildGDEF para glyphStore markGlyphs] : begin
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local GDEF {.glyphClassDef {.}}
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foreach { gn glyph } [glyphStore.namedEntries] : begin
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set GDEF.glyphClassDef.(gn) : if [[regex '_'].test gn] GDEF_LIGATURE GDEF_SIMPLE
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if (glyph.markAnchors && [begin [local anchorKeys : Object.keys glyph.markAnchors] anchorKeys.length]) : begin
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foreach key [items-of anchorKeys] : begin
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if [not markGlyphs.(key)] : set markGlyphs.(key) {}
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markGlyphs.(key).push gn
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markGlyphs.all.push gn
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set GDEF.glyphClassDef.(gn) GDEF_MARK
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return GDEF
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export : define [buildOtl para glyphStore] : begin
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local markGlyphs {.all {} }
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local GPOS : buildGPOS para glyphStore markGlyphs
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local GDEF : buildGDEF para glyphStore markGlyphs
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local GSUB : buildGSUB para glyphStore markGlyphs
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# Make all diacritics join-l (Kitty #3716)
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foreach gnMark [items-of markGlyphs.all] : begin
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Gr.Joining.or [glyphStore.queryByName gnMark] Gr.Joining.Classes.Left
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# Build compatibility ligatures
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if (para.enableLigation && para.compLig) : begin
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BuildCompatLigatures para glyphStore GSUB GDEF para.compLig
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return [object GSUB GPOS GDEF]
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