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added hb_subset_input_set_desubroutinize API 

hooked up with CFF1 subroutinizer
a renaming
This commit is contained in:
Michiharu Ariza 2018-11-01 17:25:23 -07:00
parent b1d0c58915
commit 6186dbf1be
6 changed files with 23 additions and 4 deletions
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2
src/hb-subset-cff-common.hh
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@ -419,7 +419,7 @@ struct ParsedCStr : ParsedValues<ParsedCSOp>
SUPER::add_op (op, substr);
}
inline void addCallOp (OpCode op, const SubByteStr& substr, unsigned int subr_num)
inline void add_call_op (OpCode op, const SubByteStr& substr, unsigned int subr_num)
{
if (!is_parsed ())
{

4
src/hb-subset-cff1.cc
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@ -392,7 +392,7 @@ struct CFF1CSOpSet_SubrSubset : CFF1CSOpSet<CFF1CSOpSet_SubrSubset, SubrSubsetPa
{
SubByteStr substr = env.substr;
env.callSubr (subrs, type);
param.current_parsed_str->addCallOp (op, substr, env.context.subr_num);
param.current_parsed_str->add_call_op (op, substr, env.context.subr_num);
hb_set_add (closure, env.context.subr_num);
param.set_current_str (env);
}
@ -592,7 +592,7 @@ struct cff_subset_plan {
num_glyphs = plan->glyphs.len;
orig_fdcount = acc.fdCount;
drop_hints = plan->drop_hints;
desubroutinize = true; // plan->desubroutinize;
desubroutinize = plan->desubroutinize;
/* check whether the subset renumbers any glyph IDs */
gid_renum = false;

13
src/hb-subset-input.cc
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@ -131,3 +131,16 @@ hb_subset_input_get_drop_layout (hb_subset_input_t *subset_input)
{
return subset_input->drop_layout;
}
HB_EXTERN void
hb_subset_input_set_desubroutinize (hb_subset_input_t *subset_input,
hb_bool_t desubroutinize)
{
subset_input->desubroutinize = desubroutinize;
}
HB_EXTERN hb_bool_t
hb_subset_input_get_desubroutinize (hb_subset_input_t *subset_input)
{
return subset_input->desubroutinize;
}

5
src/hb-subset.h
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@ -66,6 +66,11 @@ hb_subset_input_set_drop_layout (hb_subset_input_t *subset_input,
HB_EXTERN hb_bool_t
hb_subset_input_get_drop_layout (hb_subset_input_t *subset_input);
HB_EXTERN void
hb_subset_input_set_desubroutinize (hb_subset_input_t *subset_input,
hb_bool_t desubroutinize);
HB_EXTERN hb_bool_t
hb_subset_input_get_desubroutinize (hb_subset_input_t *subset_input);
/* hb_subset() */
HB_EXTERN hb_face_t *

1
util/hb-subset.cc
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@ -90,6 +90,7 @@ struct subset_consumer_t
void finish (const font_options_t *font_opts)
{
hb_subset_input_set_drop_hints (input, subset_options.drop_hints);
hb_subset_input_set_desubroutinize (input, subset_options.desubroutinize);
hb_face_t *face = hb_font_get_face (font);

2
util/options.cc
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@ -970,7 +970,7 @@ subset_options_t::add_options (option_parser_t *parser)
GOptionEntry entries[] =
{
{"no-hinting", 0, 0, G_OPTION_ARG_NONE, &this->drop_hints, "Whether to drop hints", nullptr},
{"desubroutinize", 0, 0, G_OPTION_ARG_NONE, &this->desubroutinize, "Remove CFF/CFF2 use of subroutinizes", nullptr},
{"desubroutinize", 0, 0, G_OPTION_ARG_NONE, &this->desubroutinize, "Remove CFF/CFF2 use of subroutines", nullptr},
{nullptr}
};