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[cmap] Use hb_nonnullptr_t

This commit is contained in:
Behdad Esfahbod 2018-11-05 19:46:29 -05:00
parent 8be74d8553
commit 36d85dce25
1 changed files with 14 additions and 20 deletions
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30
src/hb-ot-cmap-table.hh
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@ -1017,22 +1017,20 @@ struct cmap
this->blob = hb_sanitize_context_t().reference_table<cmap> (face);
const cmap *table = this->blob->as<cmap> ();
bool symbol;
subtableZ = table->find_best_subtable (&symbol);
/* UVS subtable. */
subtable_uvsZ = &Null(CmapSubtableFormat14);
this->subtable = table->find_best_subtable (&symbol);
this->subtable_uvs = &Null(CmapSubtableFormat14);
{
const CmapSubtable *st = table->find_subtable (0, 5);
if (st && st->u.format == 14)
subtable_uvsZ = &st->u.format14;
subtable_uvs = &st->u.format14;
}
this->get_glyph_data = subtableZ;
this->get_glyph_data = subtable;
if (unlikely (symbol))
{
this->get_glyph_funcZ = get_glyph_from_symbol<CmapSubtable>;
} else {
switch (subtableZ->u.format) {
switch (subtable->u.format) {
/* Accelerate format 4 and format 12. */
default:
this->get_glyph_funcZ = get_glyph_from<CmapSubtable>;
@ -1042,7 +1040,7 @@ struct cmap
break;
case 4:
{
this->format4_accel.init (&subtableZ->u.format4);
this->format4_accel.init (&subtable->u.format4);
this->get_glyph_data = &this->format4_accel;
this->get_glyph_funcZ = this->format4_accel.get_glyph_func;
}
@ -1067,8 +1065,7 @@ struct cmap
hb_codepoint_t variation_selector,
hb_codepoint_t *glyph) const
{
if (unlikely (!this->subtable_uvsZ)) return false;
switch (this->subtable_uvsZ->get_glyph_variant (unicode,
switch (this->subtable_uvs->get_glyph_variant (unicode,
variation_selector,
glyph))
{
@ -1082,19 +1079,16 @@ struct cmap
inline void collect_unicodes (hb_set_t *out) const
{
if (unlikely (!this->subtableZ)) return;
subtableZ->collect_unicodes (out);
subtable->collect_unicodes (out);
}
inline void collect_variation_selectors (hb_set_t *out) const
{
if (unlikely (!this->subtable_uvsZ)) return;
subtable_uvsZ->collect_variation_selectors (out);
subtable_uvs->collect_variation_selectors (out);
}
inline void collect_variation_unicodes (hb_codepoint_t variation_selector,
hb_set_t *out) const
{
if (unlikely (!this->subtable_uvsZ)) return;
subtable_uvsZ->collect_variation_unicodes (variation_selector, out);
subtable_uvs->collect_variation_unicodes (variation_selector, out);
}
protected:
@ -1134,8 +1128,8 @@ struct cmap
}
private:
const CmapSubtable *subtableZ;
const CmapSubtableFormat14 *subtable_uvsZ;
hb_nonnull_ptr_t<const CmapSubtable> subtable;
hb_nonnull_ptr_t<const CmapSubtableFormat14> subtable_uvs;
hb_cmap_get_glyph_func_t get_glyph_funcZ;
const void *get_glyph_data;