diff options
Diffstat (limited to 'thirdparty/harfbuzz/src/hb-subset-cff1.cc')
| -rw-r--r-- | thirdparty/harfbuzz/src/hb-subset-cff1.cc | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/thirdparty/harfbuzz/src/hb-subset-cff1.cc b/thirdparty/harfbuzz/src/hb-subset-cff1.cc index 35fecd67bc..52bb13d320 100644 --- a/thirdparty/harfbuzz/src/hb-subset-cff1.cc +++ b/thirdparty/harfbuzz/src/hb-subset-cff1.cc @@ -169,7 +169,7 @@ struct cff1_top_dict_op_serializer_t : cff_top_dict_op_serializer_t<cff1_top_dic supp_op.op = op; if ( unlikely (!(opstr.str.length >= opstr.last_arg_offset + 3))) return_trace (false); - supp_op.str = byte_str_t (&opstr.str + opstr.last_arg_offset, opstr.str.length - opstr.last_arg_offset); + supp_op.str = hb_ubytes_t (&opstr.str + opstr.last_arg_offset, opstr.str.length - opstr.last_arg_offset); return_trace (UnsizedByteStr::serialize_int2 (c, mod.nameSIDs[name_dict_values_t::registry]) && UnsizedByteStr::serialize_int2 (c, mod.nameSIDs[name_dict_values_t::ordering]) && copy_opstr (c, supp_op)); @@ -270,13 +270,13 @@ struct range_list_t : hb_vector_t<code_pair_t> /* replace the first glyph ID in the "glyph" field each range with a nLeft value */ bool complete (unsigned int last_glyph) { - bool two_byte = false; - for (unsigned int i = (*this).length; i > 0; i--) + bool two_byte = false; + unsigned count = this->length; + for (unsigned int i = count; i; i--) { - code_pair_t &pair = (*this)[i - 1]; - unsigned int nLeft = last_glyph - pair.glyph - 1; - if (nLeft >= 0x100) - two_byte = true; + code_pair_t &pair = arrayZ[i - 1]; + unsigned int nLeft = last_glyph - pair.glyph - 1; + two_byte |= nLeft >= 0x100; last_glyph = pair.glyph; pair.glyph = nLeft; } @@ -442,6 +442,9 @@ struct cff_subset_plan { return; } + bool use_glyph_to_sid_map = plan->num_output_glyphs () > plan->source->get_num_glyphs () / 8.; + hb_map_t *glyph_to_sid_map = use_glyph_to_sid_map ? acc.create_glyph_to_sid_map () : nullptr; + unsigned int glyph; for (glyph = 1; glyph < plan->num_output_glyphs (); glyph++) { @@ -451,7 +454,7 @@ struct cff_subset_plan { /* Retain the SID for the old missing glyph ID */ old_glyph = glyph; } - sid = acc.glyph_to_sid (old_glyph); + sid = glyph_to_sid_map ? glyph_to_sid_map->get (old_glyph) : acc.glyph_to_sid (old_glyph); if (!acc.is_CID ()) sid = sidmap.add (sid); @@ -464,6 +467,9 @@ struct cff_subset_plan { last_sid = sid; } + if (glyph_to_sid_map) + hb_map_destroy (glyph_to_sid_map); + bool two_byte = subset_charset_ranges.complete (glyph); size0 = Charset0::min_size + HBUINT16::static_size * (plan->num_output_glyphs () - 1); |