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Merge pull request #356 from anthrotype/feaLib-fix

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[feaLib] make LookupList.Lookup into a list of Lookup objects, not subtables
This commit is contained in:
Sascha Brawer 2015-09-09 20:32:09 +02:00
commit d927ccf2a6
7 changed files with 212 additions and 139 deletions
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36
Lib/fontTools/feaLib/builder.py
View File

@ -299,9 +299,15 @@ class AlternateSubstBuilder(LookupBuilder):
self.alternates == other.alternates)
def build(self):
lookup = otTables.AlternateSubst()
lookup.Format = 1
lookup.alternates = self.alternates
lookup = otTables.Lookup()
lookup.SubTable = []
st = otTables.AlternateSubst()
st.Format = 1
st.alternates = self.alternates
lookup.SubTable.append(st)
lookup.LookupFlag = self.lookup_flag
lookup.LookupType = self.lookup_type
lookup.SubTableCount = len(lookup.SubTable)
return lookup
@ -329,14 +335,20 @@ class LigatureSubstBuilder(LookupBuilder):
return (-len(components), components)
def build(self):
lookup = otTables.LigatureSubst()
lookup.Format = 1
lookup.ligatures = {}
lookup = otTables.Lookup()
lookup.SubTable = []
st = otTables.LigatureSubst()
st.Format = 1
st.ligatures = {}
for components in sorted(self.ligatures.keys(), key=self.make_key):
lig = otTables.Ligature()
lig.Component = components
lig.LigGlyph = self.ligatures[components]
lookup.ligatures.setdefault(components[0], []).append(lig)
st.ligatures.setdefault(components[0], []).append(lig)
lookup.SubTable.append(st)
lookup.LookupFlag = self.lookup_flag
lookup.LookupType = self.lookup_type
lookup.SubTableCount = len(lookup.SubTable)
return lookup
@ -350,6 +362,12 @@ class SingleSubstBuilder(LookupBuilder):
self.mapping == other.mapping)
def build(self):
lookup = otTables.SingleSubst()
lookup.mapping = self.mapping
lookup = otTables.Lookup()
lookup.SubTable = []
st = otTables.SingleSubst()
st.mapping = self.mapping
lookup.SubTable.append(st)
lookup.LookupFlag = self.lookup_flag
lookup.LookupType = self.lookup_type
lookup.SubTableCount = len(lookup.SubTable)
return lookup

33
Lib/fontTools/feaLib/testdata/GSUB_3.ttx vendored
View File

@ -37,20 +37,25 @@
</FeatureList>
<LookupList>
<!-- LookupCount=1 -->
<AlternateSubst index="0" Format="1">
<AlternateSet glyph="A">
<Alternate glyph="A.alt1"/>
<Alternate glyph="A.alt2"/>
</AlternateSet>
<AlternateSet glyph="B">
<Alternate glyph="B.alt1"/>
<Alternate glyph="B.alt2"/>
<Alternate glyph="B.alt3"/>
</AlternateSet>
<AlternateSet glyph="C">
<Alternate glyph="C.alt1"/>
</AlternateSet>
</AlternateSubst>
<Lookup index="0">
<!-- LookupType=3 -->
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<AlternateSubst index="0" Format="1">
<AlternateSet glyph="A">
<Alternate glyph="A.alt1"/>
<Alternate glyph="A.alt2"/>
</AlternateSet>
<AlternateSet glyph="B">
<Alternate glyph="B.alt1"/>
<Alternate glyph="B.alt2"/>
<Alternate glyph="B.alt3"/>
</AlternateSet>
<AlternateSet glyph="C">
<Alternate glyph="C.alt1"/>
</AlternateSet>
</AlternateSubst>
</Lookup>
</LookupList>
</GSUB>

106
Lib/fontTools/feaLib/testdata/language_required.ttx vendored
View File

@ -70,49 +70,69 @@
</FeatureList>
<LookupList>
<!-- LookupCount=4 -->
<LigatureSubst index="0" Format="1">
<LigatureSet glyph="D">
<Ligature components="D,E,U" glyph="D_E_U"/>
</LigatureSet>
</LigatureSubst>
<LigatureSubst index="1" Format="1">
<LigatureSet glyph="F">
<Ligature components="F,R,A" glyph="D_E_U"/>
</LigatureSet>
</LigatureSubst>
<LigatureSubst index="2" Format="1">
<LigatureSet glyph="I">
<Ligature components="I,T,A" glyph="I_T_A"/>
</LigatureSet>
</LigatureSubst>
<SingleSubst index="3">
<Substitution in="a" out="A.sc"/>
<Substitution in="b" out="B.sc"/>
<Substitution in="c" out="C.sc"/>
<Substitution in="d" out="D.sc"/>
<Substitution in="e" out="E.sc"/>
<Substitution in="f" out="F.sc"/>
<Substitution in="g" out="G.sc"/>
<Substitution in="h" out="H.sc"/>
<Substitution in="i" out="I.sc"/>
<Substitution in="j" out="J.sc"/>
<Substitution in="k" out="K.sc"/>
<Substitution in="l" out="L.sc"/>
<Substitution in="m" out="M.sc"/>
<Substitution in="n" out="N.sc"/>
<Substitution in="o" out="O.sc"/>
<Substitution in="p" out="P.sc"/>
<Substitution in="q" out="Q.sc"/>
<Substitution in="r" out="R.sc"/>
<Substitution in="s" out="S.sc"/>
<Substitution in="t" out="T.sc"/>
<Substitution in="u" out="U.sc"/>
<Substitution in="v" out="V.sc"/>
<Substitution in="w" out="W.sc"/>
<Substitution in="x" out="X.sc"/>
<Substitution in="y" out="Y.sc"/>
<Substitution in="z" out="Z.sc"/>
</SingleSubst>
<Lookup index="0">
<!-- LookupType=4 -->
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<LigatureSubst index="0" Format="1">
<LigatureSet glyph="D">
<Ligature components="D,E,U" glyph="D_E_U"/>
</LigatureSet>
</LigatureSubst>
</Lookup>
<Lookup index="1">
<!-- LookupType=4 -->
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<LigatureSubst index="0" Format="1">
<LigatureSet glyph="F">
<Ligature components="F,R,A" glyph="D_E_U"/>
</LigatureSet>
</LigatureSubst>
</Lookup>
<Lookup index="2">
<!-- LookupType=4 -->
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<LigatureSubst index="0" Format="1">
<LigatureSet glyph="I">
<Ligature components="I,T,A" glyph="I_T_A"/>
</LigatureSet>
</LigatureSubst>
</Lookup>
<Lookup index="3">
<!-- LookupType=1 -->
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<SingleSubst index="0">
<Substitution in="a" out="A.sc"/>
<Substitution in="b" out="B.sc"/>
<Substitution in="c" out="C.sc"/>
<Substitution in="d" out="D.sc"/>
<Substitution in="e" out="E.sc"/>
<Substitution in="f" out="F.sc"/>
<Substitution in="g" out="G.sc"/>
<Substitution in="h" out="H.sc"/>
<Substitution in="i" out="I.sc"/>
<Substitution in="j" out="J.sc"/>
<Substitution in="k" out="K.sc"/>
<Substitution in="l" out="L.sc"/>
<Substitution in="m" out="M.sc"/>
<Substitution in="n" out="N.sc"/>
<Substitution in="o" out="O.sc"/>
<Substitution in="p" out="P.sc"/>
<Substitution in="q" out="Q.sc"/>
<Substitution in="r" out="R.sc"/>
<Substitution in="s" out="S.sc"/>
<Substitution in="t" out="T.sc"/>
<Substitution in="u" out="U.sc"/>
<Substitution in="v" out="V.sc"/>
<Substitution in="w" out="W.sc"/>
<Substitution in="x" out="X.sc"/>
<Substitution in="y" out="Y.sc"/>
<Substitution in="z" out="Z.sc"/>
</SingleSubst>
</Lookup>
</LookupList>
</GSUB>

114
Lib/fontTools/feaLib/testdata/spec4h1.ttx vendored
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@ -81,53 +81,73 @@
</FeatureList>
<LookupList>
<!-- LookupCount=4 -->
<SingleSubst index="0">
<Substitution in="a" out="A.sc"/>
<Substitution in="b" out="B.sc"/>
<Substitution in="c" out="C.sc"/>
<Substitution in="d" out="D.sc"/>
<Substitution in="e" out="E.sc"/>
<Substitution in="f" out="F.sc"/>
<Substitution in="g" out="G.sc"/>
<Substitution in="h" out="H.sc"/>
<Substitution in="i" out="I.sc"/>
<Substitution in="j" out="J.sc"/>
<Substitution in="k" out="K.sc"/>
<Substitution in="l" out="L.sc"/>
<Substitution in="m" out="M.sc"/>
<Substitution in="n" out="N.sc"/>
<Substitution in="o" out="O.sc"/>
<Substitution in="p" out="P.sc"/>
<Substitution in="q" out="Q.sc"/>
<Substitution in="r" out="R.sc"/>
<Substitution in="s" out="S.sc"/>
<Substitution in="t" out="T.sc"/>
<Substitution in="u" out="U.sc"/>
<Substitution in="v" out="V.sc"/>
<Substitution in="w" out="W.sc"/>
<Substitution in="x" out="X.sc"/>
<Substitution in="y" out="Y.sc"/>
<Substitution in="z" out="Z.sc"/>
</SingleSubst>
<LigatureSubst index="1" Format="1">
<LigatureSet glyph="f">
<Ligature components="f,f" glyph="f_f"/>
<Ligature components="f,i" glyph="f_i"/>
<Ligature components="f,l" glyph="f_l"/>
</LigatureSet>
</LigatureSubst>
<LigatureSubst index="2" Format="1">
<LigatureSet glyph="c">
<Ligature components="c,s" glyph="c_s"/>
<Ligature components="c,t" glyph="c_t"/>
</LigatureSet>
</LigatureSubst>
<LigatureSubst index="3" Format="1">
<LigatureSet glyph="c">
<Ligature components="c,h" glyph="c_h"/>
<Ligature components="c,k" glyph="c_k"/>
</LigatureSet>
</LigatureSubst>
<Lookup index="0">
<!-- LookupType=1 -->
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<SingleSubst index="0">
<Substitution in="a" out="A.sc"/>
<Substitution in="b" out="B.sc"/>
<Substitution in="c" out="C.sc"/>
<Substitution in="d" out="D.sc"/>
<Substitution in="e" out="E.sc"/>
<Substitution in="f" out="F.sc"/>
<Substitution in="g" out="G.sc"/>
<Substitution in="h" out="H.sc"/>
<Substitution in="i" out="I.sc"/>
<Substitution in="j" out="J.sc"/>
<Substitution in="k" out="K.sc"/>
<Substitution in="l" out="L.sc"/>
<Substitution in="m" out="M.sc"/>
<Substitution in="n" out="N.sc"/>
<Substitution in="o" out="O.sc"/>
<Substitution in="p" out="P.sc"/>
<Substitution in="q" out="Q.sc"/>
<Substitution in="r" out="R.sc"/>
<Substitution in="s" out="S.sc"/>
<Substitution in="t" out="T.sc"/>
<Substitution in="u" out="U.sc"/>
<Substitution in="v" out="V.sc"/>
<Substitution in="w" out="W.sc"/>
<Substitution in="x" out="X.sc"/>
<Substitution in="y" out="Y.sc"/>
<Substitution in="z" out="Z.sc"/>
</SingleSubst>
</Lookup>
<Lookup index="1">
<!-- LookupType=4 -->
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<LigatureSubst index="0" Format="1">
<LigatureSet glyph="f">
<Ligature components="f,f" glyph="f_f"/>
<Ligature components="f,i" glyph="f_i"/>
<Ligature components="f,l" glyph="f_l"/>
</LigatureSet>
</LigatureSubst>
</Lookup>
<Lookup index="2">
<!-- LookupType=4 -->
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<LigatureSubst index="0" Format="1">
<LigatureSet glyph="c">
<Ligature components="c,s" glyph="c_s"/>
<Ligature components="c,t" glyph="c_t"/>
</LigatureSet>
</LigatureSubst>
</Lookup>
<Lookup index="3">
<!-- LookupType=4 -->
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<LigatureSubst index="0" Format="1">
<LigatureSet glyph="c">
<Ligature components="c,h" glyph="c_h"/>
<Ligature components="c,k" glyph="c_k"/>
</LigatureSet>
</LigatureSubst>
</Lookup>
</LookupList>
</GSUB>

33
Lib/fontTools/feaLib/testdata/spec5d1.ttx vendored
View File

@ -37,20 +37,25 @@
</FeatureList>
<LookupList>
<!-- LookupCount=1 -->
<LigatureSubst index="0" Format="1">
<LigatureSet glyph="one">
<Ligature components="one,fraction,two" glyph="onehalf"/>
<Ligature components="one,fraction,two.oldstyle" glyph="onehalf"/>
<Ligature components="one,slash,two" glyph="onehalf"/>
<Ligature components="one,slash,two.oldstyle" glyph="onehalf"/>
</LigatureSet>
<LigatureSet glyph="one.oldstyle">
<Ligature components="one.oldstyle,fraction,two" glyph="onehalf"/>
<Ligature components="one.oldstyle,fraction,two.oldstyle" glyph="onehalf"/>
<Ligature components="one.oldstyle,slash,two" glyph="onehalf"/>
<Ligature components="one.oldstyle,slash,two.oldstyle" glyph="onehalf"/>
</LigatureSet>
</LigatureSubst>
<Lookup index="0">
<!-- LookupType=4 -->
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<LigatureSubst index="0" Format="1">
<LigatureSet glyph="one">
<Ligature components="one,fraction,two" glyph="onehalf"/>
<Ligature components="one,fraction,two.oldstyle" glyph="onehalf"/>
<Ligature components="one,slash,two" glyph="onehalf"/>
<Ligature components="one,slash,two.oldstyle" glyph="onehalf"/>
</LigatureSet>
<LigatureSet glyph="one.oldstyle">
<Ligature components="one.oldstyle,fraction,two" glyph="onehalf"/>
<Ligature components="one.oldstyle,fraction,two.oldstyle" glyph="onehalf"/>
<Ligature components="one.oldstyle,slash,two" glyph="onehalf"/>
<Ligature components="one.oldstyle,slash,two.oldstyle" glyph="onehalf"/>
</LigatureSet>
</LigatureSubst>
</Lookup>
</LookupList>
</GSUB>

25
Lib/fontTools/feaLib/testdata/spec5d2.ttx vendored
View File

@ -37,16 +37,21 @@
</FeatureList>
<LookupList>
<!-- LookupCount=1 -->
<LigatureSubst index="0" Format="1">
<LigatureSet glyph="f">
<Ligature components="f,f,i" glyph="f_f_i"/>
<Ligature components="f,f" glyph="f_f"/>
<Ligature components="f,i" glyph="f_i"/>
</LigatureSet>
<LigatureSet glyph="o">
<Ligature components="o,f,f,i" glyph="o_f_f_i"/>
</LigatureSet>
</LigatureSubst>
<Lookup index="0">
<!-- LookupType=4 -->
<LookupFlag value="0"/>
<!-- SubTableCount=1 -->
<LigatureSubst index="0" Format="1">
<LigatureSet glyph="f">
<Ligature components="f,f,i" glyph="f_f_i"/>
<Ligature components="f,f" glyph="f_f"/>
<Ligature components="f,i" glyph="f_i"/>
</LigatureSet>
<LigatureSet glyph="o">
<Ligature components="o,f,f,i" glyph="o_f_f_i"/>
</LigatureSet>
</LigatureSubst>
</Lookup>
</LookupList>
</GSUB>

4
Lib/fontTools/ttLib/tables/otConverters.py
View File

@ -120,8 +120,8 @@ class BaseConverter(object):
raise NotImplementedError(self)
def writeArray(self, writer, font, tableDict, values):
for i in range(len(values)):
self.write(writer, font, tableDict, values[i], i)
for i, value in enumerate(values):
self.write(writer, font, tableDict, value, i)
def write(self, writer, font, tableDict, value, repeatIndex=None):
"""Write a value to the writer."""