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src/java.desktop/share/native/libfontmanager/harfbuzz/hb-ot-map-private.hh
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@@ -48,23 +48,29 @@
unsigned int stage[2]; /* GSUB/GPOS */
unsigned int shift;
hb_mask_t mask;
hb_mask_t _1_mask; /* mask for value=1, for quick access */
unsigned int needs_fallback : 1;
+ unsigned int auto_zwnj : 1;
unsigned int auto_zwj : 1;
- static int cmp (const feature_map_t *a, const feature_map_t *b)
- { return a->tag < b->tag ? -1 : a->tag > b->tag ? 1 : 0; }
+ inline int cmp (const hb_tag_t *tag_) const
+ { return *tag_ < tag ? -1 : *tag_ > tag ? 1 : 0; }
};
struct lookup_map_t {
unsigned short index;
+ unsigned short auto_zwnj : 1;
unsigned short auto_zwj : 1;
hb_mask_t mask;
- static int cmp (const lookup_map_t *a, const lookup_map_t *b)
- { return a->index < b->index ? -1 : a->index > b->index ? 1 : 0; }
+ static int cmp (const void *pa, const void *pb)
+ {
+ const lookup_map_t *a = (const lookup_map_t *) pa;
+ const lookup_map_t *b = (const lookup_map_t *) pb;
+ return a->index < b->index ? -1 : a->index > b->index ? 1 : 0;
+ }
};
typedef void (*pause_func_t) (const struct hb_ot_shape_plan_t *plan, hb_font_t *font, hb_buffer_t *buffer);
struct stage_map_t {
@@ -75,11 +81,11 @@
hb_ot_map_t (void) { memset (this, 0, sizeof (*this)); }
inline hb_mask_t get_global_mask (void) const { return global_mask; }
- inline hb_mask_t get_mask (hb_tag_t feature_tag, unsigned int *shift = NULL) const {
+ inline hb_mask_t get_mask (hb_tag_t feature_tag, unsigned int *shift = nullptr) const {
const feature_map_t *map = features.bsearch (&feature_tag);
if (shift) *shift = map ? map->shift : 0;
return map ? map->mask : 0;
}
@@ -104,18 +110,18 @@
}
inline void get_stage_lookups (unsigned int table_index, unsigned int stage,
const struct lookup_map_t **plookups, unsigned int *lookup_count) const {
if (unlikely (stage == (unsigned int) -1)) {
- *plookups = NULL;
+ *plookups = nullptr;
*lookup_count = 0;
return;
}
assert (stage <= stages[table_index].len);
unsigned int start = stage ? stages[table_index][stage - 1].last_lookup : 0;
unsigned int end = stage < stages[table_index].len ? stages[table_index][stage].last_lookup : lookups[table_index].len;
- *plookups = &lookups[table_index][start];
+ *plookups = end == start ? nullptr : &lookups[table_index][start];
*lookup_count = end - start;
}
HB_INTERNAL void collect_lookups (unsigned int table_index, hb_set_t *lookups) const;
template <typename Proxy>
@@ -148,12 +154,13 @@
enum hb_ot_map_feature_flags_t {
F_NONE = 0x0000u,
F_GLOBAL = 0x0001u, /* Feature applies to all characters; results in no mask allocated for it. */
F_HAS_FALLBACK = 0x0002u, /* Has fallback implementation, so include mask bit even if feature not found. */
- F_MANUAL_ZWJ = 0x0004u, /* Don't skip over ZWJ when matching. */
- F_GLOBAL_SEARCH = 0x0008u /* If feature not found in LangSys, look for it in global feature list and pick one. */
+ F_MANUAL_ZWNJ = 0x0004u, /* Don't skip over ZWNJ when matching **context**. */
+ F_MANUAL_ZWJ = 0x0008u, /* Don't skip over ZWJ when matching **input**. */
+ F_GLOBAL_SEARCH = 0x0010u /* If feature not found in LangSys, look for it in global feature list and pick one. */
};
HB_MARK_AS_FLAG_T (hb_ot_map_feature_flags_t);
/* Macro version for where const is desired. */
#define F_COMBINE(l,r) (hb_ot_map_feature_flags_t ((unsigned int) (l) | (unsigned int) (r)))
@@ -194,23 +201,28 @@
hb_face_t *face,
unsigned int table_index,
unsigned int feature_index,
unsigned int variations_index,
hb_mask_t mask,
- bool auto_zwj);
+ bool auto_zwnj = true,
+ bool auto_zwj = true);
struct feature_info_t {
hb_tag_t tag;
unsigned int seq; /* sequence#, used for stable sorting only */
unsigned int max_value;
hb_ot_map_feature_flags_t flags;
unsigned int default_value; /* for non-global features, what should the unset glyphs take */
unsigned int stage[2]; /* GSUB/GPOS */
- static int cmp (const feature_info_t *a, const feature_info_t *b)
- { return (a->tag != b->tag) ? (a->tag < b->tag ? -1 : 1) :
- (a->seq < b->seq ? -1 : a->seq > b->seq ? 1 : 0); }
+ static int cmp (const void *pa, const void *pb)
+ {
+ const feature_info_t *a = (const feature_info_t *) pa;
+ const feature_info_t *b = (const feature_info_t *) pb;
+ return (a->tag != b->tag) ? (a->tag < b->tag ? -1 : 1) :
+ (a->seq < b->seq ? -1 : a->seq > b->seq ? 1 : 0);
+ }
};
struct stage_info_t {
unsigned int index;
hb_ot_map_t::pause_func_t pause_func;
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