86 lines
2.6 KiB
Text
86 lines
2.6 KiB
Text
import 'toposort' as toposort
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import 'object-assign' as objectAssign
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import '../support/glyph' as Glyph
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import '../support/transform' as Transform
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import [CreateEmptyTable finalizeTable MoveBackUtilityLookups] from "./table-util"
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import [buildLigations] from './gsub-ligation'
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import [buildCCMP] from './gsub-ccmp'
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import [buildPairFeature] from './gsub-pairing'
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import [buildCVSS] from './gsub-cv-ss'
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import [buildLOCL] from './gsub-locl'
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import [buildGsubThousands] from './gsub-thousands'
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import [buildMarkMkmk] from "./gpos-mark-mkmk"
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import [BuildCompatLigatures] from './compat-ligature'
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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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# lnum / onum
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buildPairFeature gsub 'lnum' 'onum' glyphStore true
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# NWID / WWID
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if (!para.forceMonospace || para.spacing > 0) : begin
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buildPairFeature gsub 'NWID' 'WWID' glyphStore true
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# ccmp
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buildCCMP gsub glyphStore markGlyphs
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# Ligation
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if para.enableLigation : do
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define plm : objectAssign {.} para.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
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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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# Build compatibility ligatures
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if (para.spacing > 0 && para.compLig) : begin
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BuildCompatLigatures glyphStore GSUB GDEF para.compLig
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return [object GSUB GPOS GDEF]
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