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[mort] Make it compile / hook it up 

Untested.
This commit is contained in:
Behdad Esfahbod 2018-10-30 19:26:16 -07:00
parent 933babdc07
commit c2527a1bc2
3 changed files with 37 additions and 25 deletions
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11
src/hb-aat-layout-common.hh
View File

@ -433,8 +433,7 @@ struct StateTable
inline unsigned int get_class (hb_codepoint_t glyph_id, unsigned int num_glyphs) const
{
if (unlikely (glyph_id == DELETED_GLYPH)) return CLASS_DELETED_GLYPH;
const HBUINT16 *v = (this+classTable).get_value (glyph_id, num_glyphs);
return v ? (unsigned) *v : (unsigned) CLASS_OUT_OF_BOUNDS;
return (this+classTable).get_class (glyph_id, num_glyphs);
}
inline const Entry<Extra> *get_entries () const
@ -446,7 +445,7 @@ struct StateTable
{
if (unlikely (klass >= nClasses)) return nullptr;
const HBUINT16 *states = (this+stateArrayTable).arrayZ;
const HBUSHORT *states = (this+stateArrayTable).arrayZ;
const Entry<Extra> *entries = (this+entryTable).arrayZ;
unsigned int entry = states[state * nClasses + klass];
@ -461,7 +460,7 @@ struct StateTable
if (unlikely (!(c->check_struct (this) &&
classTable.sanitize (c, this)))) return_trace (false);
const HBUINT16 *states = (this+stateArrayTable).arrayZ;
const HBUSHORT *states = (this+stateArrayTable).arrayZ;
const Entry<Extra> *entries = (this+entryTable).arrayZ;
unsigned int num_classes = nClasses;
@ -483,8 +482,8 @@ struct StateTable
if ((c->max_ops -= num_states - state) < 0)
return_trace (false);
{ /* Sweep new states. */
const HBUINT16 *stop = &states[num_states * num_classes];
for (const HBUINT16 *p = &states[state * num_classes]; p < stop; p++)
const HBUSHORT *stop = &states[num_states * num_classes];
for (const HBUSHORT *p = &states[state * num_classes]; p < stop; p++)
num_entries = MAX<unsigned int> (num_entries, *p + 1);
state = num_states;
}

2
src/hb-aat-layout-morx-table.hh
View File

@ -278,7 +278,7 @@ struct ContextualSubtable
private:
bool mark_set;
unsigned int mark;
const UnsizedOffsetListOf<Lookup<GlyphID>, HBUINT32, false> &subs;
const UnsizedOffsetListOf<Lookup<GlyphID>, HBUINT, false> &subs;
};
inline bool apply (hb_aat_apply_context_t *c) const

49
src/hb-aat-layout.cc
View File

@ -133,20 +133,20 @@ hb_aat_layout_find_feature_mapping (hb_tag_t tag)
* mort/morx/kerx/trak
*/
// static inline const AAT::mort&
// _get_mort (hb_face_t *face, hb_blob_t **blob = nullptr)
// {
// if (unlikely (!hb_ot_shaper_face_data_ensure (face)))
// {
// if (blob)
// *blob = hb_blob_get_empty ();
// return Null(AAT::mort);
// }
// const AAT::morx& mort = *(hb_ot_face_data (face)->mort.get ());
// if (blob)
// *blob = hb_ot_face_data (face)->mort.get_blob ();
// return mort;
// }
static inline const AAT::mort&
_get_mort (hb_face_t *face, hb_blob_t **blob = nullptr)
{
if (unlikely (!hb_ot_shaper_face_data_ensure (face)))
{
if (blob)
*blob = hb_blob_get_empty ();
return Null(AAT::mort);
}
const AAT::mort& mort = *(hb_ot_face_data (face)->mort.get ());
if (blob)
*blob = hb_ot_face_data (face)->mort.get_blob ();
return mort;
}
static inline const AAT::morx&
_get_morx (hb_face_t *face, hb_blob_t **blob = nullptr)
{
@ -214,7 +214,8 @@ hb_aat_layout_compile_map (const hb_aat_map_builder_t *mapper,
hb_bool_t
hb_aat_layout_has_substitution (hb_face_t *face)
{
return _get_morx (face).has_data ();
return _get_morx (face).has_data () ||
_get_mort (face).has_data ();
}
void
@ -223,10 +224,22 @@ hb_aat_layout_substitute (hb_ot_shape_plan_t *plan,
hb_buffer_t *buffer)
{
hb_blob_t *blob;
const AAT::morx& morx = _get_morx (font->face, &blob);
AAT::hb_aat_apply_context_t c (plan, font, buffer, blob);
morx.apply (&c);
const AAT::morx& morx = _get_morx (font->face, &blob);
if (morx.has_data ())
{
AAT::hb_aat_apply_context_t c (plan, font, buffer, blob);
morx.apply (&c);
return;
}
const AAT::mort& mort = _get_mort (font->face, &blob);
if (mort.has_data ())
{
AAT::hb_aat_apply_context_t c (plan, font, buffer, blob);
mort.apply (&c);
return;
}
}