Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 1 | #!/usr/bin/python |
| 2 | |
| 3 | # Python OpenType Layout Subsetter |
Behdad Esfahbod | 0fe6a51 | 2013-07-23 11:17:35 -0400 | [diff] [blame] | 4 | # |
| 5 | # Copyright 2013 Google, Inc. All Rights Reserved. |
| 6 | # |
| 7 | # Licensed under the Apache License, Version 2.0 (the "License"); |
| 8 | # you may not use this file except in compliance with the License. |
| 9 | # You may obtain a copy of the License at |
| 10 | # |
| 11 | # http://www.apache.org/licenses/LICENSE-2.0 |
| 12 | # |
| 13 | # Unless required by applicable law or agreed to in writing, software |
| 14 | # distributed under the License is distributed on an "AS IS" BASIS, |
| 15 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 16 | # See the License for the specific language governing permissions and |
| 17 | # limitations under the License. |
| 18 | # |
| 19 | # Google Author(s): Behdad Esfahbod |
| 20 | # |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 21 | |
| 22 | import fontTools.ttx |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 23 | |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 24 | |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 25 | def add_method (*clazzes): |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 26 | def wrapper(method): |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 27 | for clazz in clazzes: |
| 28 | setattr (clazz, method.func_name, method) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 29 | return wrapper |
| 30 | |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 31 | def unique_sorted (l): |
| 32 | return sorted ({v:1 for v in l}.keys ()) |
| 33 | |
| 34 | |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 35 | @add_method(fontTools.ttLib.tables.otTables.Coverage) |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 36 | def intersect_glyphs (self, glyphs): |
| 37 | "Returns ascending list of matching coverage values." |
| 38 | return [i for (i,g) in enumerate (self.glyphs) if g in glyphs] |
| 39 | |
| 40 | @add_method(fontTools.ttLib.tables.otTables.Coverage) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 41 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | d821ea0 | 2013-07-23 10:50:43 -0400 | [diff] [blame] | 42 | "Returns ascending list of remaining coverage values." |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 43 | indices = self.intersect_glyphs (glyphs) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 44 | self.glyphs = [g for g in self.glyphs if g in glyphs] |
| 45 | return indices |
Behdad Esfahbod | d1d41bc | 2013-07-21 23:15:32 -0400 | [diff] [blame] | 46 | |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 47 | @add_method(fontTools.ttLib.tables.otTables.ClassDef) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 48 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 4aa6ce3 | 2013-07-22 12:15:36 -0400 | [diff] [blame] | 49 | "Returns ascending list of remaining classes." |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 50 | self.classDefs = {g:v for g,v in self.classDefs.items() if g in glyphs} |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 51 | return unique_sorted (self.classDefs.values ()) |
Behdad Esfahbod | 4aa6ce3 | 2013-07-22 12:15:36 -0400 | [diff] [blame] | 52 | |
| 53 | @add_method(fontTools.ttLib.tables.otTables.ClassDef) |
| 54 | def remap (self, class_map): |
| 55 | "Remaps classes." |
| 56 | self.classDefs = {g:class_map.index (v) for g,v in self.classDefs.items()} |
Behdad Esfahbod | d1d41bc | 2013-07-21 23:15:32 -0400 | [diff] [blame] | 57 | |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 58 | @add_method(fontTools.ttLib.tables.otTables.SingleSubst) |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 59 | def closure_glyphs (self, glyphs, table): |
| 60 | if self.Format in [1, 2]: |
| 61 | return [v for g,v in self.mapping.items() if g in glyphs] |
| 62 | else: |
| 63 | assert 0, "unknown format: %s" % self.Format |
| 64 | |
| 65 | @add_method(fontTools.ttLib.tables.otTables.SingleSubst) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 66 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 67 | if self.Format in [1, 2]: |
| 68 | self.mapping = {g:v for g,v in self.mapping.items() if g in glyphs} |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 69 | return bool (self.mapping) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 70 | else: |
| 71 | assert 0, "unknown format: %s" % self.Format |
| 72 | |
| 73 | @add_method(fontTools.ttLib.tables.otTables.MultipleSubst) |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 74 | def closure_glyphs (self, glyphs, table): |
| 75 | if self.Format == 1: |
| 76 | indices = self.Coverage.intersect_glyphs (glyphs) |
| 77 | return sum ((self.Sequence[i].Substitute for i in indices), []) |
| 78 | else: |
| 79 | assert 0, "unknown format: %s" % self.Format |
| 80 | |
| 81 | @add_method(fontTools.ttLib.tables.otTables.MultipleSubst) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 82 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 83 | if self.Format == 1: |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 84 | indices = self.Coverage.subset_glyphs (glyphs) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 85 | self.Sequence = [self.Sequence[i] for i in indices] |
Behdad Esfahbod | d1d41bc | 2013-07-21 23:15:32 -0400 | [diff] [blame] | 86 | self.SequenceCount = len (self.Sequence) |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 87 | return bool (self.SequenceCount) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 88 | else: |
| 89 | assert 0, "unknown format: %s" % self.Format |
| 90 | |
| 91 | @add_method(fontTools.ttLib.tables.otTables.AlternateSubst) |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 92 | def closure_glyphs (self, glyphs, table): |
| 93 | if self.Format == 1: |
| 94 | return sum ((v for g,v in self.alternates.items() if g in glyphs), []) |
| 95 | else: |
| 96 | assert 0, "unknown format: %s" % self.Format |
| 97 | |
| 98 | @add_method(fontTools.ttLib.tables.otTables.AlternateSubst) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 99 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 100 | if self.Format == 1: |
| 101 | self.alternates = {g:v for g,v in self.alternates.items() if g in glyphs} |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 102 | return bool (self.alternates) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 103 | else: |
| 104 | assert 0, "unknown format: %s" % self.Format |
| 105 | |
| 106 | @add_method(fontTools.ttLib.tables.otTables.LigatureSubst) |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 107 | def closure_glyphs (self, glyphs, table): |
| 108 | if self.Format == 1: |
| 109 | return sum (([seq.LigGlyph for seq in seqs if all(c in glyphs for c in seq.Component)] |
| 110 | for g,seqs in self.ligatures.items()), []) |
| 111 | else: |
| 112 | assert 0, "unknown format: %s" % self.Format |
| 113 | |
| 114 | @add_method(fontTools.ttLib.tables.otTables.LigatureSubst) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 115 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | d1d41bc | 2013-07-21 23:15:32 -0400 | [diff] [blame] | 116 | if self.Format == 1: |
| 117 | self.ligatures = {g:v for g,v in self.ligatures.items() if g in glyphs} |
| 118 | self.ligatures = {g:[seq for seq in seqs if all(c in glyphs for c in seq.Component)] |
| 119 | for g,seqs in self.ligatures.items()} |
| 120 | self.ligatures = {g:v for g,v in self.ligatures.items() if v} |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 121 | return bool (self.ligatures) |
Behdad Esfahbod | d1d41bc | 2013-07-21 23:15:32 -0400 | [diff] [blame] | 122 | else: |
| 123 | assert 0, "unknown format: %s" % self.Format |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 124 | |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 125 | @add_method(fontTools.ttLib.tables.otTables.ReverseChainSingleSubst) |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 126 | def closure_glyphs (self, glyphs, table): |
| 127 | if self.Format == 1: |
| 128 | indices = self.Coverage.intersect_glyphs (glyphs) |
| 129 | if not indices or \ |
| 130 | not all (c.intersect_glyphs (glyphs) for c in self.LookAheadCoverage + self.BacktrackCoverage): |
| 131 | return [] |
| 132 | return [self.Substitute[i] for i in indices] |
| 133 | else: |
| 134 | assert 0, "unknown format: %s" % self.Format |
| 135 | |
| 136 | @add_method(fontTools.ttLib.tables.otTables.ReverseChainSingleSubst) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 137 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 138 | if self.Format == 1: |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 139 | indices = self.Coverage.subset_glyphs (glyphs) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 140 | self.Substitute = [self.Substitute[i] for i in indices] |
| 141 | self.GlyphCount = len (self.Substitute) |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 142 | return bool (self.GlyphCount and all (c.subset_glyphs (glyphs) for c in self.LookAheadCoverage + self.BacktrackCoverage)) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 143 | else: |
| 144 | assert 0, "unknown format: %s" % self.Format |
| 145 | |
| 146 | @add_method(fontTools.ttLib.tables.otTables.SinglePos) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 147 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 148 | if self.Format == 1: |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 149 | return len (self.Coverage.subset_glyphs (glyphs)) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 150 | elif self.Format == 2: |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 151 | indices = self.Coverage.subset_glyphs (glyphs) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 152 | self.Value = [self.Value[i] for i in indices] |
| 153 | self.ValueCount = len (self.Value) |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 154 | return bool (self.ValueCount) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 155 | else: |
| 156 | assert 0, "unknown format: %s" % self.Format |
| 157 | |
| 158 | @add_method(fontTools.ttLib.tables.otTables.PairPos) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 159 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 160 | if self.Format == 1: |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 161 | indices = self.Coverage.subset_glyphs (glyphs) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 162 | self.PairSet = [self.PairSet[i] for i in indices] |
| 163 | for p in self.PairSet: |
| 164 | p.PairValueRecord = [r for r in p.PairValueRecord if r.SecondGlyph in glyphs] |
| 165 | p.PairValueCount = len (p.PairValueRecord) |
Behdad Esfahbod | d1d41bc | 2013-07-21 23:15:32 -0400 | [diff] [blame] | 166 | self.PairSet = [p for p in self.PairSet if p.PairValueCount] |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 167 | self.PairSetCount = len (self.PairSet) |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 168 | return bool (self.PairSetCount) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 169 | elif self.Format == 2: |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 170 | class1_map = self.ClassDef1.subset_glyphs (glyphs) |
| 171 | class2_map = self.ClassDef2.subset_glyphs (glyphs) |
Behdad Esfahbod | 4aa6ce3 | 2013-07-22 12:15:36 -0400 | [diff] [blame] | 172 | self.ClassDef1.remap (class1_map) |
| 173 | self.ClassDef2.remap (class2_map) |
| 174 | self.Class1Record = [self.Class1Record[i] for i in class1_map] |
| 175 | for c in self.Class1Record: |
| 176 | c.Class2Record = [c.Class2Record[i] for i in class2_map] |
| 177 | self.Class1Count = len (class1_map) |
| 178 | self.Class2Count = len (class2_map) |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 179 | return bool (self.Class1Count and self.Class2Count and self.Coverage.subset_glyphs (glyphs)) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 180 | else: |
| 181 | assert 0, "unknown format: %s" % self.Format |
| 182 | |
| 183 | @add_method(fontTools.ttLib.tables.otTables.CursivePos) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 184 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 185 | if self.Format == 1: |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 186 | indices = self.Coverage.subset_glyphs (glyphs) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 187 | self.EntryExitRecord = [self.EntryExitRecord[i] for i in indices] |
Behdad Esfahbod | d1d41bc | 2013-07-21 23:15:32 -0400 | [diff] [blame] | 188 | self.EntryExitCount = len (self.EntryExitRecord) |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 189 | return bool (self.EntryExitCount) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 190 | else: |
| 191 | assert 0, "unknown format: %s" % self.Format |
| 192 | |
| 193 | @add_method(fontTools.ttLib.tables.otTables.MarkBasePos) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 194 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 195 | if self.Format == 1: |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 196 | mark_indices = self.MarkCoverage.subset_glyphs (glyphs) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 197 | self.MarkArray.MarkRecord = [self.MarkArray.MarkRecord[i] for i in mark_indices] |
| 198 | self.MarkArray.MarkCount = len (self.MarkArray.MarkRecord) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 199 | base_indices = self.BaseCoverage.subset_glyphs (glyphs) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 200 | self.BaseArray.BaseRecord = [self.BaseArray.BaseRecord[i] for i in base_indices] |
| 201 | self.BaseArray.BaseCount = len (self.BaseArray.BaseRecord) |
Behdad Esfahbod | c6396b7 | 2013-07-22 12:31:33 -0400 | [diff] [blame] | 202 | # Prune empty classes |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 203 | class_indices = unique_sorted (v.Class for v in self.MarkArray.MarkRecord) |
Behdad Esfahbod | c6396b7 | 2013-07-22 12:31:33 -0400 | [diff] [blame] | 204 | self.ClassCount = len (class_indices) |
| 205 | for m in self.MarkArray.MarkRecord: |
| 206 | m.Class = class_indices.index (m.Class) |
| 207 | for b in self.BaseArray.BaseRecord: |
| 208 | b.BaseAnchor = [b.BaseAnchor[i] for i in class_indices] |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 209 | return bool (self.ClassCount and self.MarkArray.MarkCount and self.BaseArray.BaseCount) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 210 | else: |
| 211 | assert 0, "unknown format: %s" % self.Format |
| 212 | |
| 213 | @add_method(fontTools.ttLib.tables.otTables.MarkLigPos) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 214 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 215 | if self.Format == 1: |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 216 | mark_indices = self.MarkCoverage.subset_glyphs (glyphs) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 217 | self.MarkArray.MarkRecord = [self.MarkArray.MarkRecord[i] for i in mark_indices] |
| 218 | self.MarkArray.MarkCount = len (self.MarkArray.MarkRecord) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 219 | ligature_indices = self.LigatureCoverage.subset_glyphs (glyphs) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 220 | self.LigatureArray.LigatureAttach = [self.LigatureArray.LigatureAttach[i] for i in ligature_indices] |
| 221 | self.LigatureArray.LigatureCount = len (self.LigatureArray.LigatureAttach) |
Behdad Esfahbod | c6396b7 | 2013-07-22 12:31:33 -0400 | [diff] [blame] | 222 | # Prune empty classes |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 223 | class_indices = unique_sorted (v.Class for v in self.MarkArray.MarkRecord) |
Behdad Esfahbod | c6396b7 | 2013-07-22 12:31:33 -0400 | [diff] [blame] | 224 | self.ClassCount = len (class_indices) |
| 225 | for m in self.MarkArray.MarkRecord: |
| 226 | m.Class = class_indices.index (m.Class) |
| 227 | for l in self.LigatureArray.LigatureAttach: |
| 228 | for c in l.ComponentRecord: |
| 229 | c.LigatureAnchor = [c.LigatureAnchor[i] for i in class_indices] |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 230 | return bool (self.ClassCount and self.MarkArray.MarkCount and self.LigatureArray.LigatureCount) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 231 | else: |
| 232 | assert 0, "unknown format: %s" % self.Format |
| 233 | |
| 234 | @add_method(fontTools.ttLib.tables.otTables.MarkMarkPos) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 235 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 236 | if self.Format == 1: |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 237 | mark1_indices = self.Mark1Coverage.subset_glyphs (glyphs) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 238 | self.Mark1Array.MarkRecord = [self.Mark1Array.MarkRecord[i] for i in mark1_indices] |
| 239 | self.Mark1Array.MarkCount = len (self.Mark1Array.MarkRecord) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 240 | mark2_indices = self.Mark2Coverage.subset_glyphs (glyphs) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 241 | self.Mark2Array.Mark2Record = [self.Mark2Array.Mark2Record[i] for i in mark2_indices] |
| 242 | self.Mark2Array.MarkCount = len (self.Mark2Array.Mark2Record) |
Behdad Esfahbod | c6396b7 | 2013-07-22 12:31:33 -0400 | [diff] [blame] | 243 | # Prune empty classes |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 244 | class_indices = unique_sorted (v.Class for v in self.Mark1Array.MarkRecord) |
Behdad Esfahbod | c6396b7 | 2013-07-22 12:31:33 -0400 | [diff] [blame] | 245 | self.ClassCount = len (class_indices) |
| 246 | for m in self.Mark1Array.MarkRecord: |
| 247 | m.Class = class_indices.index (m.Class) |
| 248 | for b in self.Mark2Array.Mark2Record: |
| 249 | b.Mark2Anchor = [b.Mark2Anchor[i] for i in class_indices] |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 250 | return bool (self.ClassCount and self.Mark1Array.MarkCount and self.Mark2Array.MarkCount) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 251 | else: |
| 252 | assert 0, "unknown format: %s" % self.Format |
| 253 | |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 254 | @add_method(fontTools.ttLib.tables.otTables.SingleSubst, |
| 255 | fontTools.ttLib.tables.otTables.MultipleSubst, |
| 256 | fontTools.ttLib.tables.otTables.AlternateSubst, |
| 257 | fontTools.ttLib.tables.otTables.LigatureSubst, |
| 258 | fontTools.ttLib.tables.otTables.ReverseChainSingleSubst, |
| 259 | fontTools.ttLib.tables.otTables.SinglePos, |
| 260 | fontTools.ttLib.tables.otTables.PairPos, |
| 261 | fontTools.ttLib.tables.otTables.CursivePos, |
| 262 | fontTools.ttLib.tables.otTables.MarkBasePos, |
| 263 | fontTools.ttLib.tables.otTables.MarkLigPos, |
| 264 | fontTools.ttLib.tables.otTables.MarkMarkPos) |
| 265 | def subset_lookups (self, lookup_indices): |
| 266 | pass |
| 267 | |
| 268 | @add_method(fontTools.ttLib.tables.otTables.SingleSubst, |
| 269 | fontTools.ttLib.tables.otTables.MultipleSubst, |
| 270 | fontTools.ttLib.tables.otTables.AlternateSubst, |
| 271 | fontTools.ttLib.tables.otTables.LigatureSubst, |
| 272 | fontTools.ttLib.tables.otTables.ReverseChainSingleSubst, |
| 273 | fontTools.ttLib.tables.otTables.SinglePos, |
| 274 | fontTools.ttLib.tables.otTables.PairPos, |
| 275 | fontTools.ttLib.tables.otTables.CursivePos, |
| 276 | fontTools.ttLib.tables.otTables.MarkBasePos, |
| 277 | fontTools.ttLib.tables.otTables.MarkLigPos, |
| 278 | fontTools.ttLib.tables.otTables.MarkMarkPos) |
| 279 | def collect_lookups (self): |
| 280 | return [] |
| 281 | |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 282 | @add_method(fontTools.ttLib.tables.otTables.ContextSubst) |
| 283 | def closure_glyphs (self, glyphs, table): |
| 284 | if self.Format == 1: |
| 285 | assert 0 # XXX |
| 286 | elif self.Format == 2: |
| 287 | assert 0 # XXX |
| 288 | elif self.Format == 3: |
Behdad Esfahbod | 3dce28c | 2013-07-23 15:05:45 -0400 | [diff] [blame] | 289 | if not all (c.intersect_glyphs (glyphs) for c in self.Coverage): |
| 290 | return [] |
| 291 | return sum ((table.table.LookupList.Lookup[ll.LookupListIndex].closure_glyphs (glyphs, table) \ |
| 292 | for ll in self.SubstLookupRecord), []) |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 293 | else: |
| 294 | assert 0, "unknown format: %s" % self.Format |
| 295 | |
Behdad Esfahbod | 0077697 | 2013-07-23 15:33:00 -0400 | [diff] [blame^] | 296 | @add_method(fontTools.ttLib.tables.otTables.ChainContextSubst) |
| 297 | def closure_glyphs (self, glyphs, table): |
| 298 | if self.Format == 1: |
| 299 | return [] |
| 300 | assert 0 # XXX |
| 301 | elif self.Format == 2: |
| 302 | assert 0 # XXX |
| 303 | elif self.Format == 3: |
| 304 | if not all (c.intersect_glyphs (glyphs) \ |
| 305 | for c in self.InputCoverage + self.LookAheadCoverage + self.BacktrackCoverage): |
| 306 | return [] |
| 307 | return sum ((table.table.LookupList.Lookup[ll.LookupListIndex].closure_glyphs (glyphs, table) \ |
| 308 | for ll in self.SubstLookupRecord), []) |
| 309 | else: |
| 310 | assert 0, "unknown format: %s" % self.Format |
| 311 | |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 312 | @add_method(fontTools.ttLib.tables.otTables.ContextSubst, fontTools.ttLib.tables.otTables.ContextPos) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 313 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 314 | if self.Format == 1: |
Behdad Esfahbod | 398d389 | 2013-07-23 15:29:40 -0400 | [diff] [blame] | 315 | # XXX Needs more work |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 316 | indices = self.Coverage.subset_glyphs (glyphs) |
Behdad Esfahbod | b7fef90 | 2013-07-21 22:48:08 -0400 | [diff] [blame] | 317 | self.SubRuleSet = [self.SubRuleSet[i] for i in indices] |
| 318 | self.SubRuleSetCount = len (self.SubRuleSet) |
| 319 | for rs in self.SubRuleSet: |
| 320 | rs.SubRule = [r for r in rs.SubRule |
| 321 | if all (g in glyphs for g in r.Input)] |
| 322 | rs.SubRuleCount = len (rs.SubRule) |
Behdad Esfahbod | 398d389 | 2013-07-23 15:29:40 -0400 | [diff] [blame] | 323 | # TODO Prune empty subrulesets |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 324 | return bool (self.SubRuleSetCount) |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 325 | elif self.Format == 2: |
Behdad Esfahbod | 398d389 | 2013-07-23 15:29:40 -0400 | [diff] [blame] | 326 | # XXX Needs more work |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 327 | return bool (self.Coverage.subset_glyphs (glyphs) and self.ClassDef.subset_glyphs (glyphs)) |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 328 | elif self.Format == 3: |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 329 | return all (c.subset_glyphs (glyphs) for c in self.Coverage) |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 330 | else: |
| 331 | assert 0, "unknown format: %s" % self.Format |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 332 | |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 333 | @add_method(fontTools.ttLib.tables.otTables.ChainContextSubst, fontTools.ttLib.tables.otTables.ChainContextPos) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 334 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 335 | if self.Format == 1: |
Behdad Esfahbod | 398d389 | 2013-07-23 15:29:40 -0400 | [diff] [blame] | 336 | # XXX Needs more work |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 337 | indices = self.Coverage.subset_glyphs (glyphs) |
Behdad Esfahbod | b7fef90 | 2013-07-21 22:48:08 -0400 | [diff] [blame] | 338 | self.ChainSubRuleSet = [self.ChainSubRuleSet[i] for i in indices] |
| 339 | self.ChainSubRuleSetCount = len (self.ChainSubRuleSet) |
| 340 | for rs in self.ChainSubRuleSet: |
| 341 | rs.ChainSubRule = [r for r in rs.ChainSubRule |
| 342 | if all (g in glyphs for g in r.Backtrack + r.Input + r.LookAhead)] |
| 343 | rs.ChainSubRuleCount = len (rs.ChainSubRule) |
Behdad Esfahbod | 398d389 | 2013-07-23 15:29:40 -0400 | [diff] [blame] | 344 | # TODO Prune empty subrulesets |
Behdad Esfahbod | d1d41bc | 2013-07-21 23:15:32 -0400 | [diff] [blame] | 345 | return self.ChainSubRuleSetCount |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 346 | elif self.Format == 2: |
Behdad Esfahbod | 398d389 | 2013-07-23 15:29:40 -0400 | [diff] [blame] | 347 | # XXX Needs more work |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 348 | return self.Coverage.subset_glyphs (glyphs) and \ |
| 349 | self.LookAheadClassDef.subset_glyphs (glyphs) and \ |
| 350 | self.BacktrackClassDef.subset_glyphs (glyphs) and \ |
| 351 | self.InputClassDef.subset_glyphs (glyphs) |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 352 | elif self.Format == 3: |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 353 | return all (c.subset_glyphs (glyphs) for c in self.InputCoverage + self.LookAheadCoverage + self.BacktrackCoverage) |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 354 | else: |
| 355 | assert 0, "unknown format: %s" % self.Format |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 356 | |
Behdad Esfahbod | f2ecc9c | 2013-07-23 12:40:35 -0400 | [diff] [blame] | 357 | @add_method(fontTools.ttLib.tables.otTables.ContextSubst, fontTools.ttLib.tables.otTables.ChainContextSubst) |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 358 | def subset_lookups (self, lookup_indices): |
Behdad Esfahbod | 398d389 | 2013-07-23 15:29:40 -0400 | [diff] [blame] | 359 | if self.Format == 1: |
| 360 | for rs in self.ChainSubRuleSet: |
| 361 | for r in rs.ChainSubRule: |
| 362 | r.SubstLookupRecord = [ll for ll in r.SubstLookupRecord if ll.LookupListIndex in lookup_indices] |
| 363 | for ll in r.SubstLookupRecord: |
| 364 | ll.LookupListIndex = lookup_indices.index (ll.LookupListIndex) |
| 365 | elif self.Format == 2: |
| 366 | assert 0 # XXX |
| 367 | elif self.Format == 3: |
| 368 | self.SubstLookupRecord = [ll for ll in self.SubstLookupRecord if ll.LookupListIndex in lookup_indices] |
| 369 | for ll in self.SubstLookupRecord: |
| 370 | ll.LookupListIndex = lookup_indices.index (ll.LookupListIndex) |
| 371 | else: |
| 372 | assert 0, "unknown format: %s" % self.Format |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 373 | |
Behdad Esfahbod | f2ecc9c | 2013-07-23 12:40:35 -0400 | [diff] [blame] | 374 | @add_method(fontTools.ttLib.tables.otTables.ContextPos, fontTools.ttLib.tables.otTables.ChainContextPos) |
| 375 | def subset_lookups (self, lookup_indices): |
Behdad Esfahbod | 398d389 | 2013-07-23 15:29:40 -0400 | [diff] [blame] | 376 | if self.Format == 1: |
| 377 | for rs in self.ChainSubRuleSet: |
| 378 | for r in rs.ChainSubRule: |
| 379 | r.PosLookupRecord = [ll for ll in r.PosLookupRecord if ll.LookupListIndex in lookup_indices] |
| 380 | for ll in r.PosLookupRecord: |
| 381 | ll.LookupListIndex = lookup_indices.index (ll.LookupListIndex) |
| 382 | elif self.Format == 2: |
| 383 | assert 0 # XXX |
| 384 | elif self.Format == 3: |
| 385 | self.PosLookupRecord = [ll for ll in self.PosLookupRecord if ll.LookupListIndex in lookup_indices] |
| 386 | for ll in self.PosLookupRecord: |
| 387 | ll.LookupListIndex = lookup_indices.index (ll.LookupListIndex) |
| 388 | else: |
| 389 | assert 0, "unknown format: %s" % self.Format |
Behdad Esfahbod | f2ecc9c | 2013-07-23 12:40:35 -0400 | [diff] [blame] | 390 | |
| 391 | @add_method(fontTools.ttLib.tables.otTables.ContextSubst, fontTools.ttLib.tables.otTables.ChainContextSubst) |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 392 | def collect_lookups (self): |
Behdad Esfahbod | 398d389 | 2013-07-23 15:29:40 -0400 | [diff] [blame] | 393 | if self.Format == 1: |
| 394 | return [ll.LookupListIndex for rs in self.ChainSubRuleSet for r in rs.ChainSubRule for ll in r.SubstLookupRecord] |
| 395 | elif self.Format == 2: |
| 396 | assert 0 # XXX |
| 397 | elif self.Format == 3: |
| 398 | return [ll.LookupListIndex for ll in self.SubstLookupRecord] |
| 399 | else: |
| 400 | assert 0, "unknown format: %s" % self.Format |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 401 | |
Behdad Esfahbod | f2ecc9c | 2013-07-23 12:40:35 -0400 | [diff] [blame] | 402 | @add_method(fontTools.ttLib.tables.otTables.ContextPos, fontTools.ttLib.tables.otTables.ChainContextPos) |
| 403 | def collect_lookups (self): |
Behdad Esfahbod | 398d389 | 2013-07-23 15:29:40 -0400 | [diff] [blame] | 404 | if self.Format == 1: |
| 405 | return [ll.LookupListIndex for rs in self.ChainSubRuleSet for r in rs.ChainSubRule for ll in r.PosLookupRecord] |
| 406 | elif self.Format == 2: |
| 407 | assert 0 # XXX |
| 408 | elif self.Format == 3: |
| 409 | return [ll.LookupListIndex for ll in self.PosLookupRecord] |
| 410 | else: |
| 411 | assert 0, "unknown format: %s" % self.Format |
Behdad Esfahbod | f2ecc9c | 2013-07-23 12:40:35 -0400 | [diff] [blame] | 412 | |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 413 | @add_method(fontTools.ttLib.tables.otTables.ExtensionSubst) |
| 414 | def closure_glyphs (self, glyphs, table): |
| 415 | if self.Format == 1: |
| 416 | return self.ExtSubTable.closure_glyphs (glyphs, table) |
| 417 | else: |
| 418 | assert 0, "unknown format: %s" % self.Format |
| 419 | |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 420 | @add_method(fontTools.ttLib.tables.otTables.ExtensionSubst, fontTools.ttLib.tables.otTables.ExtensionPos) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 421 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 422 | if self.Format == 1: |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 423 | return self.ExtSubTable.subset_glyphs (glyphs) |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 424 | else: |
| 425 | assert 0, "unknown format: %s" % self.Format |
| 426 | |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 427 | @add_method(fontTools.ttLib.tables.otTables.ExtensionSubst, fontTools.ttLib.tables.otTables.ExtensionPos) |
| 428 | def subset_lookups (self, lookup_indices): |
| 429 | if self.Format == 1: |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 430 | return self.ExtSubTable.subset_lookups (lookup_indices) |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 431 | else: |
| 432 | assert 0, "unknown format: %s" % self.Format |
| 433 | |
| 434 | @add_method(fontTools.ttLib.tables.otTables.ExtensionSubst, fontTools.ttLib.tables.otTables.ExtensionPos) |
| 435 | def collect_lookups (self): |
| 436 | if self.Format == 1: |
| 437 | return self.ExtSubTable.collect_lookups () |
| 438 | else: |
| 439 | assert 0, "unknown format: %s" % self.Format |
| 440 | |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 441 | @add_method(fontTools.ttLib.tables.otTables.Lookup) |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 442 | def closure_glyphs (self, glyphs, table): |
| 443 | return sum ((s.closure_glyphs (glyphs, table) for s in self.SubTable), []) |
| 444 | |
| 445 | @add_method(fontTools.ttLib.tables.otTables.Lookup) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 446 | def subset_glyphs (self, glyphs): |
| 447 | self.SubTable = [s for s in self.SubTable if s.subset_glyphs (glyphs)] |
Behdad Esfahbod | d1d41bc | 2013-07-21 23:15:32 -0400 | [diff] [blame] | 448 | self.SubTableCount = len (self.SubTable) |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 449 | return bool (self.SubTableCount) |
Behdad Esfahbod | d1d41bc | 2013-07-21 23:15:32 -0400 | [diff] [blame] | 450 | |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 451 | @add_method(fontTools.ttLib.tables.otTables.Lookup) |
| 452 | def subset_lookups (self, lookup_indices): |
| 453 | for s in self.SubTable: |
| 454 | s.subset_lookups (lookup_indices) |
| 455 | |
| 456 | @add_method(fontTools.ttLib.tables.otTables.Lookup) |
| 457 | def collect_lookups (self): |
| 458 | return unique_sorted (sum ((s.collect_lookups () for s in self.SubTable), [])) |
| 459 | |
Behdad Esfahbod | d1d41bc | 2013-07-21 23:15:32 -0400 | [diff] [blame] | 460 | @add_method(fontTools.ttLib.tables.otTables.LookupList) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 461 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 77cda41 | 2013-07-22 11:46:50 -0400 | [diff] [blame] | 462 | "Returns the indices of nonempty lookups." |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 463 | return [i for (i,l) in enumerate (self.Lookup) if l.subset_glyphs (glyphs)] |
Behdad Esfahbod | 77cda41 | 2013-07-22 11:46:50 -0400 | [diff] [blame] | 464 | |
| 465 | @add_method(fontTools.ttLib.tables.otTables.LookupList) |
| 466 | def subset_lookups (self, lookup_indices): |
| 467 | self.Lookup = [self.Lookup[i] for i in lookup_indices] |
| 468 | self.LookupCount = len (self.Lookup) |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 469 | for l in self.Lookup: |
| 470 | l.subset_lookups (lookup_indices) |
| 471 | |
| 472 | @add_method(fontTools.ttLib.tables.otTables.LookupList) |
| 473 | def closure_lookups (self, lookup_indices): |
Behdad Esfahbod | bb7e213 | 2013-07-23 13:48:35 -0400 | [diff] [blame] | 474 | lookup_indices = unique_sorted (lookup_indices) |
| 475 | recurse = lookup_indices |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 476 | while True: |
Behdad Esfahbod | bb7e213 | 2013-07-23 13:48:35 -0400 | [diff] [blame] | 477 | recurse_lookups = sum ((self.Lookup[i].collect_lookups () for i in recurse), []) |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 478 | recurse_lookups = [l for l in recurse_lookups if l not in lookup_indices] |
| 479 | if not recurse_lookups: |
Behdad Esfahbod | bb7e213 | 2013-07-23 13:48:35 -0400 | [diff] [blame] | 480 | return unique_sorted (lookup_indices) |
| 481 | recurse_lookups = unique_sorted (recurse_lookups) |
| 482 | lookup_indices.extend (recurse_lookups) |
| 483 | recurse = recurse_lookups |
Behdad Esfahbod | 77cda41 | 2013-07-22 11:46:50 -0400 | [diff] [blame] | 484 | |
| 485 | @add_method(fontTools.ttLib.tables.otTables.Feature) |
| 486 | def subset_lookups (self, lookup_indices): |
| 487 | self.LookupListIndex = [l for l in self.LookupListIndex if l in lookup_indices] |
| 488 | # Now map them. |
| 489 | self.LookupListIndex = [lookup_indices.index (l) for l in self.LookupListIndex] |
| 490 | self.LookupCount = len (self.LookupListIndex) |
Behdad Esfahbod | d1d41bc | 2013-07-21 23:15:32 -0400 | [diff] [blame] | 491 | return self.LookupCount |
Behdad Esfahbod | 5466061 | 2013-07-21 18:16:55 -0400 | [diff] [blame] | 492 | |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 493 | @add_method(fontTools.ttLib.tables.otTables.Feature) |
| 494 | def collect_lookups (self): |
| 495 | return self.LookupListIndex[:] |
| 496 | |
Behdad Esfahbod | 77cda41 | 2013-07-22 11:46:50 -0400 | [diff] [blame] | 497 | @add_method(fontTools.ttLib.tables.otTables.FeatureList) |
| 498 | def subset_lookups (self, lookup_indices): |
| 499 | "Returns the indices of nonempty features." |
| 500 | feature_indices = [i for (i,f) in enumerate (self.FeatureRecord) if f.Feature.subset_lookups (lookup_indices)] |
Behdad Esfahbod | 356c42e | 2013-07-23 12:10:46 -0400 | [diff] [blame] | 501 | self.subset_features (feature_indices) |
Behdad Esfahbod | 77cda41 | 2013-07-22 11:46:50 -0400 | [diff] [blame] | 502 | return feature_indices |
| 503 | |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 504 | @add_method(fontTools.ttLib.tables.otTables.FeatureList) |
| 505 | def collect_lookups (self, feature_indices): |
| 506 | return unique_sorted (sum ((self.FeatureRecord[i].Feature.collect_lookups () for i in feature_indices |
| 507 | if i < self.FeatureCount), [])) |
| 508 | |
Behdad Esfahbod | 356c42e | 2013-07-23 12:10:46 -0400 | [diff] [blame] | 509 | @add_method(fontTools.ttLib.tables.otTables.FeatureList) |
| 510 | def subset_features (self, feature_indices): |
| 511 | self.FeatureRecord = [self.FeatureRecord[i] for i in feature_indices] |
| 512 | self.FeatureCount = len (self.FeatureRecord) |
| 513 | return bool (self.FeatureCount) |
| 514 | |
Behdad Esfahbod | 77cda41 | 2013-07-22 11:46:50 -0400 | [diff] [blame] | 515 | @add_method(fontTools.ttLib.tables.otTables.DefaultLangSys, fontTools.ttLib.tables.otTables.LangSys) |
| 516 | def subset_features (self, feature_indices): |
Behdad Esfahbod | 69ce150 | 2013-07-22 18:00:31 -0400 | [diff] [blame] | 517 | if self.ReqFeatureIndex in feature_indices: |
| 518 | self.ReqFeatureIndex = feature_indices.index (self.ReqFeatureIndex) |
| 519 | else: |
Behdad Esfahbod | 77cda41 | 2013-07-22 11:46:50 -0400 | [diff] [blame] | 520 | self.ReqFeatureIndex = 65535 |
| 521 | self.FeatureIndex = [f for f in self.FeatureIndex if f in feature_indices] |
Behdad Esfahbod | 69ce150 | 2013-07-22 18:00:31 -0400 | [diff] [blame] | 522 | # Now map them. |
| 523 | self.FeatureIndex = [feature_indices.index (f) for f in self.FeatureIndex if f in feature_indices] |
Behdad Esfahbod | 77cda41 | 2013-07-22 11:46:50 -0400 | [diff] [blame] | 524 | self.FeatureCount = len (self.FeatureIndex) |
Behdad Esfahbod | 356c42e | 2013-07-23 12:10:46 -0400 | [diff] [blame] | 525 | return bool (self.FeatureCount or self.ReqFeatureIndex != 65535) |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 526 | |
| 527 | @add_method(fontTools.ttLib.tables.otTables.DefaultLangSys, fontTools.ttLib.tables.otTables.LangSys) |
| 528 | def collect_features (self): |
| 529 | feature_indices = self.FeatureIndex[:] |
| 530 | if self.ReqFeatureIndex != 65535: |
| 531 | feature_indices.append (self.ReqFeatureIndex) |
| 532 | return unique_sorted (feature_indices) |
Behdad Esfahbod | 77cda41 | 2013-07-22 11:46:50 -0400 | [diff] [blame] | 533 | |
| 534 | @add_method(fontTools.ttLib.tables.otTables.Script) |
| 535 | def subset_features (self, feature_indices): |
| 536 | if self.DefaultLangSys and not self.DefaultLangSys.subset_features (feature_indices): |
| 537 | self.DefaultLangSys = None |
| 538 | self.LangSysRecord = [l for l in self.LangSysRecord if l.LangSys.subset_features (feature_indices)] |
| 539 | self.LangSysCount = len (self.LangSysRecord) |
Behdad Esfahbod | 356c42e | 2013-07-23 12:10:46 -0400 | [diff] [blame] | 540 | return bool (self.LangSysCount or self.DefaultLangSys) |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 541 | |
| 542 | @add_method(fontTools.ttLib.tables.otTables.Script) |
| 543 | def collect_features (self): |
Behdad Esfahbod | 2307c8b | 2013-07-23 11:18:13 -0400 | [diff] [blame] | 544 | feature_indices = [l.LangSys.collect_features () for l in self.LangSysRecord] |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 545 | if self.DefaultLangSys: |
| 546 | feature_indices.append (self.DefaultLangSys.collect_features ()) |
| 547 | return unique_sorted (sum (feature_indices, [])) |
Behdad Esfahbod | 77cda41 | 2013-07-22 11:46:50 -0400 | [diff] [blame] | 548 | |
| 549 | @add_method(fontTools.ttLib.tables.otTables.ScriptList) |
| 550 | def subset_features (self, feature_indices): |
| 551 | self.ScriptRecord = [s for s in self.ScriptRecord if s.Script.subset_features (feature_indices)] |
| 552 | self.ScriptCount = len (self.ScriptRecord) |
Behdad Esfahbod | 356c42e | 2013-07-23 12:10:46 -0400 | [diff] [blame] | 553 | return bool (self.ScriptCount) |
Behdad Esfahbod | 77cda41 | 2013-07-22 11:46:50 -0400 | [diff] [blame] | 554 | |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 555 | @add_method(fontTools.ttLib.tables.otTables.ScriptList) |
| 556 | def collect_features (self): |
| 557 | return unique_sorted (sum ((s.Script.collect_features () for s in self.ScriptRecord), [])) |
| 558 | |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 559 | @add_method(fontTools.ttLib.getTableClass('GSUB')) |
| 560 | def closure_glyphs (self, glyphs): |
| 561 | feature_indices = self.table.ScriptList.collect_features () |
| 562 | lookup_indices = self.table.FeatureList.collect_lookups (feature_indices) |
| 563 | glyphs = unique_sorted (glyphs) |
| 564 | while True: |
| 565 | additions = (sum ((self.table.LookupList.Lookup[i].closure_glyphs (glyphs, self) for i in lookup_indices), [])) |
| 566 | additions = unique_sorted (g for g in additions if g not in glyphs) |
| 567 | if not additions: |
| 568 | return glyphs |
| 569 | glyphs.extend (additions) |
| 570 | |
Behdad Esfahbod | fd3923e | 2013-07-22 12:48:17 -0400 | [diff] [blame] | 571 | @add_method(fontTools.ttLib.getTableClass('GSUB'), fontTools.ttLib.getTableClass('GPOS')) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 572 | def subset_glyphs (self, glyphs): |
| 573 | lookup_indices = self.table.LookupList.subset_glyphs (glyphs) |
Behdad Esfahbod | 77cda41 | 2013-07-22 11:46:50 -0400 | [diff] [blame] | 574 | self.subset_lookups (lookup_indices) |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 575 | self.prune_lookups () |
| 576 | return True |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 577 | |
Behdad Esfahbod | fd3923e | 2013-07-22 12:48:17 -0400 | [diff] [blame] | 578 | @add_method(fontTools.ttLib.getTableClass('GSUB'), fontTools.ttLib.getTableClass('GPOS')) |
Behdad Esfahbod | 77cda41 | 2013-07-22 11:46:50 -0400 | [diff] [blame] | 579 | def subset_lookups (self, lookup_indices): |
| 580 | "Retrains specified lookups, then removes empty features, language systems, and scripts." |
Behdad Esfahbod | fd3923e | 2013-07-22 12:48:17 -0400 | [diff] [blame] | 581 | self.table.LookupList.subset_lookups (lookup_indices) |
| 582 | feature_indices = self.table.FeatureList.subset_lookups (lookup_indices) |
| 583 | self.table.ScriptList.subset_features (feature_indices) |
Behdad Esfahbod | 77cda41 | 2013-07-22 11:46:50 -0400 | [diff] [blame] | 584 | |
Behdad Esfahbod | 78661bb | 2013-07-23 10:23:42 -0400 | [diff] [blame] | 585 | @add_method(fontTools.ttLib.getTableClass('GSUB'), fontTools.ttLib.getTableClass('GPOS')) |
| 586 | def prune_lookups (self): |
| 587 | "Remove unreferenced lookups" |
| 588 | feature_indices = self.table.ScriptList.collect_features () |
| 589 | lookup_indices = self.table.FeatureList.collect_lookups (feature_indices) |
| 590 | lookup_indices = self.table.LookupList.closure_lookups (lookup_indices) |
| 591 | self.subset_lookups (lookup_indices) |
| 592 | |
Behdad Esfahbod | 356c42e | 2013-07-23 12:10:46 -0400 | [diff] [blame] | 593 | @add_method(fontTools.ttLib.getTableClass('GSUB'), fontTools.ttLib.getTableClass('GPOS')) |
| 594 | def subset_feature_tags (self, feature_tags): |
| 595 | feature_indices = [i for (i,f) in enumerate (self.table.FeatureList.FeatureRecord) if f.FeatureTag in feature_tags] |
| 596 | self.table.FeatureList.subset_features (feature_indices) |
| 597 | self.table.ScriptList.subset_features (feature_indices) |
| 598 | |
| 599 | @add_method(fontTools.ttLib.getTableClass('GSUB'), fontTools.ttLib.getTableClass('GPOS')) |
Behdad Esfahbod | d7b6f8f | 2013-07-23 12:46:52 -0400 | [diff] [blame] | 600 | def prune_pre_subset (self, options): |
Behdad Esfahbod | 4091ec6 | 2013-07-23 13:02:51 -0400 | [diff] [blame] | 601 | if options['layout-features'] and '*' not in options['layout-features']: |
Behdad Esfahbod | ed98c61 | 2013-07-23 12:37:41 -0400 | [diff] [blame] | 602 | self.subset_feature_tags (options['layout-features']) |
Behdad Esfahbod | 356c42e | 2013-07-23 12:10:46 -0400 | [diff] [blame] | 603 | self.prune_lookups () |
| 604 | return True |
| 605 | |
Behdad Esfahbod | fd3923e | 2013-07-22 12:48:17 -0400 | [diff] [blame] | 606 | @add_method(fontTools.ttLib.getTableClass('GDEF')) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 607 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | fd3923e | 2013-07-22 12:48:17 -0400 | [diff] [blame] | 608 | table = self.table |
| 609 | if table.LigCaretList: |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 610 | indices = table.LigCaretList.Coverage.subset_glyphs (glyphs) |
Behdad Esfahbod | fd3923e | 2013-07-22 12:48:17 -0400 | [diff] [blame] | 611 | table.LigCaretList.LigGlyph = [table.LigCaretList.LigGlyph[i] for i in indices] |
| 612 | table.LigCaretList.LigGlyphCount = len (table.LigCaretList.LigGlyph) |
| 613 | if not table.LigCaretList.LigGlyphCount: |
| 614 | table.LigCaretList = None |
| 615 | if table.MarkAttachClassDef: |
| 616 | table.MarkAttachClassDef.classDefs = {g:v for g,v in table.MarkAttachClassDef.classDefs.items() if g in glyphs} |
| 617 | if not table.MarkAttachClassDef.classDefs: |
| 618 | table.MarkAttachClassDef = None |
| 619 | if table.GlyphClassDef: |
| 620 | table.GlyphClassDef.classDefs = {g:v for g,v in table.GlyphClassDef.classDefs.items() if g in glyphs} |
| 621 | if not table.GlyphClassDef.classDefs: |
| 622 | table.GlyphClassDef = None |
| 623 | if table.AttachList: |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 624 | indices = table.AttachList.Coverage.subset_glyphs (glyphs) |
Behdad Esfahbod | fd3923e | 2013-07-22 12:48:17 -0400 | [diff] [blame] | 625 | table.AttachList.AttachPoint = [table.AttachList.AttachPoint[i] for i in indices] |
| 626 | table.AttachList.GlyphCount = len (table.AttachList.AttachPoint) |
| 627 | if not table.AttachList.GlyphCount: |
| 628 | table.AttachList = None |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 629 | return bool (table.LigCaretList or table.MarkAttachClassDef or table.GlyphClassDef or table.AttachList) |
Behdad Esfahbod | efb984a | 2013-07-21 22:26:16 -0400 | [diff] [blame] | 630 | |
Behdad Esfahbod | fd3923e | 2013-07-22 12:48:17 -0400 | [diff] [blame] | 631 | @add_method(fontTools.ttLib.getTableClass('kern')) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 632 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 5270ec4 | 2013-07-22 12:57:02 -0400 | [diff] [blame] | 633 | for t in self.kernTables: |
| 634 | t.kernTable = {(a,b):v for ((a,b),v) in t.kernTable.items() if a in glyphs and b in glyphs} |
| 635 | self.kernTables = [t for t in self.kernTables if t.kernTable] |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 636 | return bool (self.kernTables) |
Behdad Esfahbod | efb984a | 2013-07-21 22:26:16 -0400 | [diff] [blame] | 637 | |
Behdad Esfahbod | 75e14fc | 2013-07-22 14:49:54 -0400 | [diff] [blame] | 638 | @add_method(fontTools.ttLib.getTableClass('hmtx'), fontTools.ttLib.getTableClass('vmtx')) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 639 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 640 | self.metrics = {g:v for g,v in self.metrics.items() if g in glyphs} |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 641 | return bool (self.metrics) |
Behdad Esfahbod | c716044 | 2013-07-22 14:29:08 -0400 | [diff] [blame] | 642 | |
Behdad Esfahbod | 75e14fc | 2013-07-22 14:49:54 -0400 | [diff] [blame] | 643 | @add_method(fontTools.ttLib.getTableClass('hdmx')) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 644 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 645 | self.hdmx = {s:{g:v for g,v in l.items() if g in glyphs} for (s,l) in self.hdmx.items()} |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 646 | return bool (self.hdmx) |
Behdad Esfahbod | 75e14fc | 2013-07-22 14:49:54 -0400 | [diff] [blame] | 647 | |
Behdad Esfahbod | e45d6af | 2013-07-22 15:29:17 -0400 | [diff] [blame] | 648 | @add_method(fontTools.ttLib.getTableClass('VORG')) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 649 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 650 | self.VOriginRecords = {g:v for g,v in self.VOriginRecords.items() if g in glyphs} |
Behdad Esfahbod | e45d6af | 2013-07-22 15:29:17 -0400 | [diff] [blame] | 651 | self.numVertOriginYMetrics = len (self.VOriginRecords) |
| 652 | return True # Never drop; has default metrics |
| 653 | |
Behdad Esfahbod | 8c646f6 | 2013-07-22 15:06:23 -0400 | [diff] [blame] | 654 | @add_method(fontTools.ttLib.getTableClass('post')) |
Behdad Esfahbod | 4264824 | 2013-07-23 12:56:06 -0400 | [diff] [blame] | 655 | def prune_pre_subset (self, glyphs): |
Behdad Esfahbod | 4091ec6 | 2013-07-23 13:02:51 -0400 | [diff] [blame] | 656 | if not options['glyph-names']: |
Behdad Esfahbod | 4264824 | 2013-07-23 12:56:06 -0400 | [diff] [blame] | 657 | self.formatType = 3.0 |
| 658 | return True |
| 659 | |
| 660 | @add_method(fontTools.ttLib.getTableClass('post')) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 661 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 4264824 | 2013-07-23 12:56:06 -0400 | [diff] [blame] | 662 | self.extraNames = [] # This seems to do it |
Behdad Esfahbod | c9dec9d | 2013-07-23 10:28:47 -0400 | [diff] [blame] | 663 | return True |
Behdad Esfahbod | 653e974 | 2013-07-22 15:17:12 -0400 | [diff] [blame] | 664 | |
Behdad Esfahbod | 861d915 | 2013-07-22 16:47:24 -0400 | [diff] [blame] | 665 | @add_method(fontTools.ttLib.getTableClass('glyf')) |
Behdad Esfahbod | abb50a1 | 2013-07-23 12:58:37 -0400 | [diff] [blame] | 666 | def closure_glyphs (self, glyphs): |
| 667 | glyphs = unique_sorted (glyphs) |
| 668 | decompose = glyphs |
| 669 | # I don't know if component glyphs can be composite themselves. |
| 670 | # We handle them anyway. |
| 671 | while True: |
| 672 | components = [] |
| 673 | for g in decompose: |
| 674 | gl = self[g] |
| 675 | if gl.isComposite (): |
| 676 | for c in gl.components: |
| 677 | if c.glyphName not in glyphs: |
| 678 | components.append (c.glyphName) |
| 679 | components = [c for c in components if c not in glyphs] |
| 680 | if not components: |
| 681 | return glyphs |
| 682 | decompose = unique_sorted (components) |
| 683 | glyphs.extend (components) |
| 684 | |
| 685 | @add_method(fontTools.ttLib.getTableClass('glyf')) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 686 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 687 | self.glyphs = {g:v for g,v in self.glyphs.items() if g in glyphs} |
Behdad Esfahbod | 861d915 | 2013-07-22 16:47:24 -0400 | [diff] [blame] | 688 | self.glyphOrder = [g for g in self.glyphOrder if g in glyphs] |
Behdad Esfahbod | 4027dd8 | 2013-07-23 10:56:04 -0400 | [diff] [blame] | 689 | return bool (self.glyphs) |
Behdad Esfahbod | 861d915 | 2013-07-22 16:47:24 -0400 | [diff] [blame] | 690 | |
Behdad Esfahbod | ed98c61 | 2013-07-23 12:37:41 -0400 | [diff] [blame] | 691 | @add_method(fontTools.ttLib.getTableClass('glyf')) |
Behdad Esfahbod | d7b6f8f | 2013-07-23 12:46:52 -0400 | [diff] [blame] | 692 | def prune_post_subset (self, options): |
Behdad Esfahbod | 4091ec6 | 2013-07-23 13:02:51 -0400 | [diff] [blame] | 693 | if not options['hinting']: |
Behdad Esfahbod | ed98c61 | 2013-07-23 12:37:41 -0400 | [diff] [blame] | 694 | for g in self.glyphs.values (): |
Behdad Esfahbod | d7b6f8f | 2013-07-23 12:46:52 -0400 | [diff] [blame] | 695 | g.expand (self) |
| 696 | g.program = fontTools.ttLib.tables.ttProgram.Program() |
| 697 | g.program.fromBytecode([]) |
Behdad Esfahbod | ed98c61 | 2013-07-23 12:37:41 -0400 | [diff] [blame] | 698 | return True |
| 699 | |
Behdad Esfahbod | 2b677c8 | 2013-07-23 13:37:13 -0400 | [diff] [blame] | 700 | @add_method(fontTools.ttLib.getTableClass('CFF ')) |
| 701 | def subset_glyphs (self, glyphs): |
| 702 | assert 0, "unimplemented" |
| 703 | |
Behdad Esfahbod | 653e974 | 2013-07-22 15:17:12 -0400 | [diff] [blame] | 704 | @add_method(fontTools.ttLib.getTableClass('cmap')) |
Behdad Esfahbod | abb50a1 | 2013-07-23 12:58:37 -0400 | [diff] [blame] | 705 | def prune_pre_subset (self, options): |
Behdad Esfahbod | de4a15b | 2013-07-23 13:05:42 -0400 | [diff] [blame] | 706 | if not options['legacy-cmap']: |
| 707 | # Drop non-Unicode / non-Symbol cmaps |
| 708 | self.tables = [t for t in self.tables if t.platformID == 3 and t.platEncID in [0, 1, 10]] |
| 709 | if not options['symbol-cmap']: |
| 710 | self.tables = [t for t in self.tables if t.platformID == 3 and t.platEncID in [1, 10]] |
Behdad Esfahbod | abb50a1 | 2013-07-23 12:58:37 -0400 | [diff] [blame] | 711 | # TODO Only keep one subtable? |
Behdad Esfahbod | abb50a1 | 2013-07-23 12:58:37 -0400 | [diff] [blame] | 712 | # For now, drop format=0 which can't be subset_glyphs easily? |
| 713 | self.tables = [t for t in self.tables if t.format != 0] |
| 714 | return bool (self.tables) |
| 715 | |
| 716 | @add_method(fontTools.ttLib.getTableClass('cmap')) |
Behdad Esfahbod | 0716eb4 | 2013-07-23 10:47:03 -0400 | [diff] [blame] | 717 | def subset_glyphs (self, glyphs): |
Behdad Esfahbod | 653e974 | 2013-07-22 15:17:12 -0400 | [diff] [blame] | 718 | for t in self.tables: |
Behdad Esfahbod | 9453a36 | 2013-07-22 16:21:24 -0400 | [diff] [blame] | 719 | # For reasons I don't understand I need this here |
| 720 | # to force decompilation of the cmap format 14. |
| 721 | try: |
| 722 | getattr (t, "asdf") |
| 723 | except AttributeError: |
| 724 | pass |
Behdad Esfahbod | b13d790 | 2013-07-22 16:01:15 -0400 | [diff] [blame] | 725 | if t.format == 14: |
Behdad Esfahbod | 9453a36 | 2013-07-22 16:21:24 -0400 | [diff] [blame] | 726 | # XXX We drop all the default-UVS mappings (g==None) |
Behdad Esfahbod | b13d790 | 2013-07-22 16:01:15 -0400 | [diff] [blame] | 727 | t.uvsDict = {v:[(u,g) for (u,g) in l if g in glyphs] for (v,l) in t.uvsDict.items()} |
| 728 | t.uvsDict = {v:l for (v,l) in t.uvsDict.items() if l} |
| 729 | else: |
| 730 | t.cmap = {u:g for (u,g) in t.cmap.items() if g in glyphs} |
| 731 | self.tables = [t for t in self.tables if (t.cmap if t.format != 14 else t.uvsDict)] |
Behdad Esfahbod | 7e4bfc3 | 2013-07-22 18:47:32 -0400 | [diff] [blame] | 732 | # XXX Convert formats when needed |
Behdad Esfahbod | 61addb4 | 2013-07-23 11:03:49 -0400 | [diff] [blame] | 733 | return bool (self.tables) |
| 734 | |
Behdad Esfahbod | 61addb4 | 2013-07-23 11:03:49 -0400 | [diff] [blame] | 735 | @add_method(fontTools.ttLib.getTableClass('name')) |
Behdad Esfahbod | d7b6f8f | 2013-07-23 12:46:52 -0400 | [diff] [blame] | 736 | def prune_pre_subset (self, options): |
Behdad Esfahbod | 20faeb0 | 2013-07-23 13:19:03 -0400 | [diff] [blame] | 737 | if '*' not in options['name-IDs']: |
| 738 | self.names = [n for n in self.names if n.nameID in options['name-IDs']] |
| 739 | if not options['name-legacy']: |
| 740 | self.names = [n for n in self.names if n.platformID == 3 and n.platEncID == 1] |
| 741 | if '*' not in options['name-languages']: |
| 742 | self.names = [n for n in self.names if n.langID in options['name-languages']] |
| 743 | return True # Retain even if empty |
Behdad Esfahbod | 653e974 | 2013-07-22 15:17:12 -0400 | [diff] [blame] | 744 | |
Behdad Esfahbod | 8c646f6 | 2013-07-22 15:06:23 -0400 | [diff] [blame] | 745 | |
Behdad Esfahbod | bc25f16 | 2013-07-23 12:56:54 -0400 | [diff] [blame] | 746 | drop_tables_default = ['BASE', 'JSTF', 'DSIG', 'EBDT', 'EBLC', 'EBSC', 'PCLT', 'LTSH'] |
Behdad Esfahbod | 103a12f | 2013-07-23 15:08:39 -0400 | [diff] [blame] | 747 | drop_tables_default += ['Feat', 'Glat', 'Gloc', 'Silf', 'Sill'] # Graphite |
Behdad Esfahbod | ed98c61 | 2013-07-23 12:37:41 -0400 | [diff] [blame] | 748 | no_subset_tables = ['gasp', 'head', 'hhea', 'maxp', 'vhea', 'OS/2', 'loca', 'name', 'cvt ', 'fpgm', 'prep'] |
Behdad Esfahbod | bc25f16 | 2013-07-23 12:56:54 -0400 | [diff] [blame] | 749 | hinting_tables = ['cvt ', 'fpgm', 'prep', 'hdmx', 'VDMX'] |
Behdad Esfahbod | 29df046 | 2013-07-23 11:05:25 -0400 | [diff] [blame] | 750 | |
Behdad Esfahbod | 356c42e | 2013-07-23 12:10:46 -0400 | [diff] [blame] | 751 | # Based on HarfBuzz shapers |
| 752 | layout_features_dict = { |
| 753 | # Default shaper |
| 754 | 'common': ['ccmp', 'liga', 'locl', 'mark', 'mkmk', 'rlig'], |
| 755 | 'horizontal': ['calt', 'clig', 'curs', 'kern', 'rclt'], |
| 756 | 'vertical': ['valt', 'vert', 'vkrn', 'vpal', 'vrt2'], |
| 757 | 'ltr': ['ltra', 'ltrm'], |
| 758 | 'rtl': ['rtla', 'rtlm'], |
| 759 | # Complex shapers |
| 760 | 'arabic': ['init', 'medi', 'fina', 'isol', 'med2', 'fin2', 'fin3'], |
| 761 | 'hangul': ['ljmo', 'vjmo', 'tjmo'], |
| 762 | 'tibetal': ['abvs', 'blws', 'abvm', 'blwm'], |
| 763 | 'indic': ['nukt', 'akhn', 'rphf', 'rkrf', 'pref', 'blwf', 'half', 'abvf', 'pstf', 'cfar', 'vatu', 'cjct', |
| 764 | 'init', 'pres', 'abvs', 'blws', 'psts', 'haln', 'dist', 'abvm', 'blwm'], |
| 765 | } |
| 766 | layout_features_all = unique_sorted (sum (layout_features_dict.values (), [])) |
| 767 | |
Behdad Esfahbod | 4091ec6 | 2013-07-23 13:02:51 -0400 | [diff] [blame] | 768 | options_default = { |
Behdad Esfahbod | de4a15b | 2013-07-23 13:05:42 -0400 | [diff] [blame] | 769 | 'drop-tables': drop_tables_default, |
Behdad Esfahbod | 4091ec6 | 2013-07-23 13:02:51 -0400 | [diff] [blame] | 770 | 'layout-features': layout_features_all, |
| 771 | 'hinting': False, |
| 772 | 'glyph-names': False, |
Behdad Esfahbod | de4a15b | 2013-07-23 13:05:42 -0400 | [diff] [blame] | 773 | 'legacy-cmap': False, |
| 774 | 'symbol-cmap': False, |
Behdad Esfahbod | 20faeb0 | 2013-07-23 13:19:03 -0400 | [diff] [blame] | 775 | 'name-IDs': [1, 2], # Family and Style |
| 776 | 'name-legacy': False, |
| 777 | 'name-languages': [0x0409], # English |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 778 | 'notdef': True, |
Behdad Esfahbod | 4091ec6 | 2013-07-23 13:02:51 -0400 | [diff] [blame] | 779 | } |
| 780 | |
Behdad Esfahbod | 29df046 | 2013-07-23 11:05:25 -0400 | [diff] [blame] | 781 | |
Behdad Esfahbod | 75e14fc | 2013-07-22 14:49:54 -0400 | [diff] [blame] | 782 | # TODO OS/2 ulUnicodeRange / ulCodePageRange? |
Behdad Esfahbod | f71267b | 2013-07-23 12:59:13 -0400 | [diff] [blame] | 783 | # TODO Drop unneeded GSUB/GPOS Script/LangSys entries |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 784 | # TODO Finish GSUB glyph closure |
Behdad Esfahbod | 398d389 | 2013-07-23 15:29:40 -0400 | [diff] [blame] | 785 | # TODO Avoid recursing too much |
Behdad Esfahbod | e94aa0e | 2013-07-23 13:22:04 -0400 | [diff] [blame] | 786 | # TODO Text direction considerations |
| 787 | # TODO Text script / language considerations |
Behdad Esfahbod | 56ebd04 | 2013-07-22 13:02:24 -0400 | [diff] [blame] | 788 | |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 789 | if __name__ == '__main__': |
| 790 | |
Behdad Esfahbod | b70b498 | 2013-07-23 11:38:26 -0400 | [diff] [blame] | 791 | import sys, time |
| 792 | |
| 793 | start_time = time.time () |
| 794 | last_time = start_time |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 795 | |
Behdad Esfahbod | 4ae8171 | 2013-07-22 11:57:13 -0400 | [diff] [blame] | 796 | verbose = False |
| 797 | if "--verbose" in sys.argv: |
| 798 | verbose = True |
| 799 | sys.argv.remove ("--verbose") |
Behdad Esfahbod | 350a527 | 2013-07-22 12:02:16 -0400 | [diff] [blame] | 800 | xml = False |
| 801 | if "--xml" in sys.argv: |
| 802 | xml = True |
| 803 | sys.argv.remove ("--xml") |
Behdad Esfahbod | b70b498 | 2013-07-23 11:38:26 -0400 | [diff] [blame] | 804 | timing = False |
| 805 | if "--timing" in sys.argv: |
| 806 | timing = True |
| 807 | sys.argv.remove ("--timing") |
| 808 | |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 809 | options = options_default.copy () |
| 810 | |
Behdad Esfahbod | b70b498 | 2013-07-23 11:38:26 -0400 | [diff] [blame] | 811 | def lapse (what): |
| 812 | if not timing: |
| 813 | return |
| 814 | global last_time |
| 815 | new_time = time.time () |
| 816 | print "Took %0.3fs to %s" % (new_time - last_time, what) |
| 817 | last_time = new_time |
Behdad Esfahbod | 4ae8171 | 2013-07-22 11:57:13 -0400 | [diff] [blame] | 818 | |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 819 | if len (sys.argv) < 3: |
| 820 | print >>sys.stderr, "usage: pyotlss.py font-file glyph..." |
| 821 | sys.exit (1) |
| 822 | |
| 823 | fontfile = sys.argv[1] |
| 824 | glyphs = sys.argv[2:] |
| 825 | |
| 826 | font = fontTools.ttx.TTFont (fontfile) |
Behdad Esfahbod | 0f86ce9 | 2013-07-22 17:30:31 -0400 | [diff] [blame] | 827 | font.disassembleInstructions = False |
Behdad Esfahbod | b70b498 | 2013-07-23 11:38:26 -0400 | [diff] [blame] | 828 | lapse ("load font") |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 829 | |
| 830 | names = font.getGlyphNames() |
| 831 | # Convert to glyph names |
Behdad Esfahbod | 3f4b97e | 2013-07-23 15:04:25 -0400 | [diff] [blame] | 832 | glyph_names = [] |
Behdad Esfahbod | e36061e | 2013-07-23 15:13:00 -0400 | [diff] [blame] | 833 | cmap_tables = None |
Behdad Esfahbod | 3f4b97e | 2013-07-23 15:04:25 -0400 | [diff] [blame] | 834 | for g in glyphs: |
| 835 | if g in names: |
| 836 | glyph_names.append (g) |
| 837 | continue |
| 838 | if g[:3] == 'uni': |
Behdad Esfahbod | e36061e | 2013-07-23 15:13:00 -0400 | [diff] [blame] | 839 | if not cmap_tables: |
| 840 | cmap = font['cmap'] |
| 841 | cmap_tables = [t for t in cmap.tables if t.platformID == 3 and t.platEncID in [1, 10]] |
| 842 | del cmap |
Behdad Esfahbod | 3f4b97e | 2013-07-23 15:04:25 -0400 | [diff] [blame] | 843 | found = False |
Behdad Esfahbod | e36061e | 2013-07-23 15:13:00 -0400 | [diff] [blame] | 844 | u = int (g[3:], 16) |
| 845 | for table in cmap_tables: |
Behdad Esfahbod | 3f4b97e | 2013-07-23 15:04:25 -0400 | [diff] [blame] | 846 | if u in table.cmap: |
| 847 | glyph_names.append (table.cmap[u]) |
| 848 | found = True |
| 849 | break |
| 850 | if not found: |
Behdad Esfahbod | e36061e | 2013-07-23 15:13:00 -0400 | [diff] [blame] | 851 | if verbose: |
| 852 | print ("No glyph for Unicode value %s; skipping." % g) |
Behdad Esfahbod | 3f4b97e | 2013-07-23 15:04:25 -0400 | [diff] [blame] | 853 | continue |
| 854 | if g[:3] == 'gid': |
| 855 | g = g[3:] |
| 856 | elif g[:5] == 'glyph': |
| 857 | g = g[5:] |
| 858 | try: |
| 859 | glyph_names.append (font.getGlyphName (int (g))) |
| 860 | except ValueError: |
| 861 | raise Exception ("Invalid glyph identifier %s" % g) |
Behdad Esfahbod | e36061e | 2013-07-23 15:13:00 -0400 | [diff] [blame] | 862 | del cmap_tables |
Behdad Esfahbod | 3f4b97e | 2013-07-23 15:04:25 -0400 | [diff] [blame] | 863 | glyphs = glyph_names |
| 864 | del glyph_names |
Behdad Esfahbod | b70b498 | 2013-07-23 11:38:26 -0400 | [diff] [blame] | 865 | lapse ("compile glyph list") |
Behdad Esfahbod | 02b9206 | 2013-07-21 18:40:59 -0400 | [diff] [blame] | 866 | |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 867 | if options["notdef"]: |
| 868 | # Always include .notdef; anything else? |
| 869 | glyphs.append ('.notdef') |
| 870 | if verbose: |
| 871 | print "Added .notdef glyph" |
| 872 | |
| 873 | glyphs_requested = glyphs |
| 874 | if 'GSUB' in font: |
| 875 | # XXX Do this after pruning! |
| 876 | if verbose: |
| 877 | print "Closing glyph list over 'GSUB'. %d glyphs before" % len (glyphs) |
| 878 | glyphs = font['GSUB'].closure_glyphs (glyphs) |
| 879 | if verbose: |
| 880 | print "Closed glyph list over 'GSUB'. %d glyphs after" % len (glyphs) |
| 881 | lapse ("close glyph list over 'GSUB'") |
| 882 | glyphs_gsubed = glyphs |
| 883 | |
Behdad Esfahbod | 2a784ac | 2013-07-22 17:00:36 -0400 | [diff] [blame] | 884 | # Close over composite glyphs |
| 885 | if 'glyf' in font: |
Behdad Esfahbod | 0fe6a51 | 2013-07-23 11:17:35 -0400 | [diff] [blame] | 886 | if verbose: |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 887 | print "Closing glyph list over 'glyf'. %d glyphs before" % len (glyphs) |
| 888 | glyphs = font['glyf'].closure_glyphs (glyphs) |
Behdad Esfahbod | 0fe6a51 | 2013-07-23 11:17:35 -0400 | [diff] [blame] | 889 | if verbose: |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 890 | print "Closed glyph list over 'glyf'. %d glyphs after" % len (glyphs) |
| 891 | lapse ("close glyph list over 'glyf'") |
Behdad Esfahbod | 0fe6a51 | 2013-07-23 11:17:35 -0400 | [diff] [blame] | 892 | else: |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 893 | glyphs = glyphs |
| 894 | glyphs_glyfed = glyphs |
| 895 | glyphs_closed = glyphs |
Behdad Esfahbod | 0fe6a51 | 2013-07-23 11:17:35 -0400 | [diff] [blame] | 896 | del glyphs |
| 897 | |
Behdad Esfahbod | c9dec9d | 2013-07-23 10:28:47 -0400 | [diff] [blame] | 898 | if verbose: |
Behdad Esfahbod | 0fe6a51 | 2013-07-23 11:17:35 -0400 | [diff] [blame] | 899 | print "Retaining %d glyphs: " % len (glyphs_closed) |
Behdad Esfahbod | 2a784ac | 2013-07-22 17:00:36 -0400 | [diff] [blame] | 900 | |
Behdad Esfahbod | 350a527 | 2013-07-22 12:02:16 -0400 | [diff] [blame] | 901 | if xml: |
Behdad Esfahbod | 4ae8171 | 2013-07-22 11:57:13 -0400 | [diff] [blame] | 902 | import xmlWriter |
| 903 | writer = xmlWriter.XMLWriter (sys.stdout) |
Behdad Esfahbod | 4e214e4 | 2013-07-22 13:13:49 -0400 | [diff] [blame] | 904 | |
Behdad Esfahbod | 8842ce2 | 2013-07-22 13:01:33 -0400 | [diff] [blame] | 905 | for tag in font.keys(): |
Behdad Esfahbod | 4e214e4 | 2013-07-22 13:13:49 -0400 | [diff] [blame] | 906 | |
Behdad Esfahbod | c716044 | 2013-07-22 14:29:08 -0400 | [diff] [blame] | 907 | if tag == 'GlyphOrder': |
| 908 | continue |
| 909 | |
Behdad Esfahbod | ed98c61 | 2013-07-23 12:37:41 -0400 | [diff] [blame] | 910 | if tag in options['drop-tables'] or \ |
| 911 | (not options['hinting'] and tag in hinting_tables): |
Behdad Esfahbod | c716044 | 2013-07-22 14:29:08 -0400 | [diff] [blame] | 912 | if verbose: |
| 913 | print tag, "dropped." |
Behdad Esfahbod | 4e214e4 | 2013-07-22 13:13:49 -0400 | [diff] [blame] | 914 | del font[tag] |
| 915 | continue |
| 916 | |
Behdad Esfahbod | 8842ce2 | 2013-07-22 13:01:33 -0400 | [diff] [blame] | 917 | clazz = fontTools.ttLib.getTableClass(tag) |
Behdad Esfahbod | 4e214e4 | 2013-07-22 13:13:49 -0400 | [diff] [blame] | 918 | |
Behdad Esfahbod | d7b6f8f | 2013-07-23 12:46:52 -0400 | [diff] [blame] | 919 | if hasattr (clazz, 'prune_pre_subset'): |
Behdad Esfahbod | 61addb4 | 2013-07-23 11:03:49 -0400 | [diff] [blame] | 920 | table = font[tag] |
Behdad Esfahbod | d7b6f8f | 2013-07-23 12:46:52 -0400 | [diff] [blame] | 921 | retain = table.prune_pre_subset (options) |
Behdad Esfahbod | b70b498 | 2013-07-23 11:38:26 -0400 | [diff] [blame] | 922 | lapse ("prune '%s'" % tag) |
| 923 | if not retain: |
Behdad Esfahbod | 8b411f3 | 2013-07-23 11:24:20 -0400 | [diff] [blame] | 924 | if verbose: |
| 925 | print tag, "pruned to empty; dropped." |
| 926 | del font[tag] |
| 927 | continue |
| 928 | else: |
| 929 | if verbose: |
| 930 | print tag, "pruned." |
Behdad Esfahbod | 61addb4 | 2013-07-23 11:03:49 -0400 | [diff] [blame] | 931 | |
| 932 | if tag in no_subset_tables: |
| 933 | if verbose: |
| 934 | print tag, "subsetting not needed." |
Behdad Esfahbod | 96f4704 | 2013-07-23 12:21:34 -0400 | [diff] [blame] | 935 | elif hasattr (clazz, 'subset_glyphs'): |
Behdad Esfahbod | 61addb4 | 2013-07-23 11:03:49 -0400 | [diff] [blame] | 936 | table = font[tag] |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 937 | if tag == 'cmap': # What else? |
Behdad Esfahbod | 0fe6a51 | 2013-07-23 11:17:35 -0400 | [diff] [blame] | 938 | glyphs = glyphs_requested |
Behdad Esfahbod | 610b055 | 2013-07-23 14:52:18 -0400 | [diff] [blame] | 939 | elif tag in ['GSUB', 'GPOS', 'GDEF', 'cmap', 'kern', 'post']: # What else? |
| 940 | glyphs = glyphs_gsubed |
Behdad Esfahbod | 0fe6a51 | 2013-07-23 11:17:35 -0400 | [diff] [blame] | 941 | else: |
| 942 | glyphs = glyphs_closed |
Behdad Esfahbod | b70b498 | 2013-07-23 11:38:26 -0400 | [diff] [blame] | 943 | retain = table.subset_glyphs (glyphs) |
| 944 | lapse ("subset '%s'" % tag) |
| 945 | if not retain: |
Behdad Esfahbod | 61addb4 | 2013-07-23 11:03:49 -0400 | [diff] [blame] | 946 | if verbose: |
| 947 | print tag, "subsetted to empty; dropped." |
Behdad Esfahbod | 8b411f3 | 2013-07-23 11:24:20 -0400 | [diff] [blame] | 948 | del font[tag] |
| 949 | continue |
Behdad Esfahbod | 61addb4 | 2013-07-23 11:03:49 -0400 | [diff] [blame] | 950 | else: |
| 951 | if verbose: |
| 952 | print tag, "subsetted." |
Behdad Esfahbod | 0fe6a51 | 2013-07-23 11:17:35 -0400 | [diff] [blame] | 953 | del glyphs |
Behdad Esfahbod | 4ae8171 | 2013-07-22 11:57:13 -0400 | [diff] [blame] | 954 | else: |
Behdad Esfahbod | 350a527 | 2013-07-22 12:02:16 -0400 | [diff] [blame] | 955 | if verbose: |
Behdad Esfahbod | 61addb4 | 2013-07-23 11:03:49 -0400 | [diff] [blame] | 956 | print tag, "NOT subset; don't know how to subset." |
| 957 | continue |
| 958 | |
Behdad Esfahbod | d7b6f8f | 2013-07-23 12:46:52 -0400 | [diff] [blame] | 959 | if hasattr (clazz, 'prune_post_subset'): |
| 960 | table = font[tag] |
| 961 | retain = table.prune_post_subset (options) |
| 962 | lapse ("prune '%s'" % tag) |
| 963 | if not retain: |
| 964 | if verbose: |
| 965 | print tag, "pruned to empty; dropped." |
| 966 | del font[tag] |
| 967 | continue |
| 968 | else: |
| 969 | if verbose: |
| 970 | print tag, "pruned." |
| 971 | |
Behdad Esfahbod | c716044 | 2013-07-22 14:29:08 -0400 | [diff] [blame] | 972 | glyphOrder = font.getGlyphOrder() |
Behdad Esfahbod | 0fe6a51 | 2013-07-23 11:17:35 -0400 | [diff] [blame] | 973 | glyphOrder = [g for g in glyphOrder if g in glyphs_closed] |
Behdad Esfahbod | c716044 | 2013-07-22 14:29:08 -0400 | [diff] [blame] | 974 | font.setGlyphOrder (glyphOrder) |
| 975 | font._buildReverseGlyphOrderDict () |
Behdad Esfahbod | b70b498 | 2013-07-23 11:38:26 -0400 | [diff] [blame] | 976 | lapse ("subset GlyphOrder") |
Behdad Esfahbod | d1d41bc | 2013-07-21 23:15:32 -0400 | [diff] [blame] | 977 | |
Behdad Esfahbod | 0f86ce9 | 2013-07-22 17:30:31 -0400 | [diff] [blame] | 978 | if xml: |
| 979 | for tag in font.keys(): |
| 980 | writer.begintag (tag) |
| 981 | writer.newline () |
| 982 | font[tag].toXML(writer, font) |
| 983 | writer.endtag (tag) |
| 984 | writer.newline () |
| 985 | |
Behdad Esfahbod | 77cda41 | 2013-07-22 11:46:50 -0400 | [diff] [blame] | 986 | font.save (fontfile + '.subset') |
Behdad Esfahbod | b70b498 | 2013-07-23 11:38:26 -0400 | [diff] [blame] | 987 | lapse ("compile and save font") |
| 988 | |
| 989 | last_time = start_time |
| 990 | lapse ("make one with everything (TOTAL TIME)") |