First commit

node_modules/fontkit/src/tables/JSTF.js

@@ -0,0 +1,43 @@
+import * as r from 'restructure';
+import { ScriptList, FeatureList, LookupList, Coverage, ClassDef, Device } from './opentype';
+import { GPOSLookup } from './GPOS';
+
+let JstfGSUBModList = new r.Array(r.uint16, r.uint16);
+
+let JstfPriority = new r.Struct({
+  shrinkageEnableGSUB:    new r.Pointer(r.uint16, JstfGSUBModList),
+  shrinkageDisableGSUB:   new r.Pointer(r.uint16, JstfGSUBModList),
+  shrinkageEnableGPOS:    new r.Pointer(r.uint16, JstfGSUBModList),
+  shrinkageDisableGPOS:   new r.Pointer(r.uint16, JstfGSUBModList),
+  shrinkageJstfMax:       new r.Pointer(r.uint16, new LookupList(GPOSLookup)),
+  extensionEnableGSUB:    new r.Pointer(r.uint16, JstfGSUBModList),
+  extensionDisableGSUB:   new r.Pointer(r.uint16, JstfGSUBModList),
+  extensionEnableGPOS:    new r.Pointer(r.uint16, JstfGSUBModList),
+  extensionDisableGPOS:   new r.Pointer(r.uint16, JstfGSUBModList),
+  extensionJstfMax:       new r.Pointer(r.uint16, new LookupList(GPOSLookup))
+});
+
+let JstfLangSys = new r.Array(new r.Pointer(r.uint16, JstfPriority), r.uint16);
+
+let JstfLangSysRecord = new r.Struct({
+  tag:         new r.String(4),
+  jstfLangSys: new r.Pointer(r.uint16, JstfLangSys)
+});
+
+let JstfScript = new r.Struct({
+  extenderGlyphs: new r.Pointer(r.uint16, new r.Array(r.uint16, r.uint16)), // array of glyphs to extend line length
+  defaultLangSys: new r.Pointer(r.uint16, JstfLangSys),
+  langSysCount:   r.uint16,
+  langSysRecords: new r.Array(JstfLangSysRecord, 'langSysCount')
+});
+
+let JstfScriptRecord = new r.Struct({
+  tag:    new r.String(4),
+  script: new r.Pointer(r.uint16, JstfScript, {type: 'parent'})
+});
+
+export default new r.Struct({
+  version:     r.uint32,  // should be 0x00010000
+  scriptCount: r.uint16,
+  scriptList:  new r.Array(JstfScriptRecord, 'scriptCount')
+});