[ot] Fold hb_ot_face_post_accelerator_t

This commit is contained in:
Behdad Esfahbod 2017-11-14 19:31:50 -08:00
parent 702d86ba6b
commit 9b04b0384f
2 changed files with 8 additions and 36 deletions

View File

@ -302,39 +302,6 @@ struct hb_ot_face_cbdt_accelerator_t
}
};
struct hb_ot_face_post_accelerator_t
{
hb_blob_t *post_blob;
OT::post::accelerator_t accel;
inline void init (hb_face_t *face)
{
hb_blob_t *blob = this->post_blob = OT::Sanitizer<OT::post>::sanitize (face->reference_table (HB_OT_TAG_post));
accel.init (OT::Sanitizer<OT::post>::lock_instance (blob), hb_blob_get_length (blob));
}
inline void fini (void)
{
accel.fini ();
hb_blob_destroy (this->post_blob);
}
inline bool get_glyph_name (hb_codepoint_t glyph,
char *name, unsigned int size) const
{
return this->accel.get_glyph_name (glyph, name, size);
}
inline bool get_glyph_from_name (const char *name, int len,
hb_codepoint_t *glyph) const
{
if (unlikely (!len))
return false;
return this->accel.get_glyph_from_name (name, len, glyph);
}
};
typedef bool (*hb_cmap_get_glyph_func_t) (const void *obj,
hb_codepoint_t codepoint,
hb_codepoint_t *glyph);
@ -470,7 +437,7 @@ struct hb_ot_font_t
hb_ot_face_metrics_accelerator_t v_metrics;
OT::hb_lazy_loader_t<hb_ot_face_glyf_accelerator_t> glyf;
OT::hb_lazy_loader_t<hb_ot_face_cbdt_accelerator_t> cbdt;
OT::hb_lazy_loader_t<hb_ot_face_post_accelerator_t> post;
OT::hb_lazy_loader_t<OT::post::accelerator_t> post;
OT::hb_lazy_loader_t<OT::kern::accelerator_t> kern;
};

View File

@ -84,8 +84,12 @@ struct post
struct accelerator_t
{
inline void init (const post *table, unsigned int post_len)
inline void init (hb_face_t *face)
{
blob = Sanitizer<post>::sanitize (face->reference_table (HB_OT_TAG_post));
const post *table = Sanitizer<post>::lock_instance (blob);
unsigned int table_length = hb_blob_get_length (blob);
version = table->version.to_int ();
index_to_offset.init ();
if (version != 0x00020000)
@ -96,7 +100,7 @@ struct post
glyphNameIndex = &v2.glyphNameIndex;
pool = &StructAfter<uint8_t> (v2.glyphNameIndex);
const uint8_t *end = (uint8_t *) table + post_len;
const uint8_t *end = (uint8_t *) table + table_length;
for (const uint8_t *data = pool; data < end && data + *data <= end; data += 1 + *data)
{
uint32_t *offset = index_to_offset.push ();
@ -227,6 +231,7 @@ struct post
return hb_string_t ((const char *) data, name_length);
}
hb_blob_t *blob;
uint32_t version;
const ArrayOf<USHORT> *glyphNameIndex;
hb_prealloced_array_t<uint32_t, 1> index_to_offset;