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-rw-r--r--src/3rdparty/harfbuzz-ng/src/hb-subset.h73
1 files changed, 70 insertions, 3 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-subset.h b/src/3rdparty/harfbuzz-ng/src/hb-subset.h
index a2799d91e8..73dcae4660 100644
--- a/src/3rdparty/harfbuzz-ng/src/hb-subset.h
+++ b/src/3rdparty/harfbuzz-ng/src/hb-subset.h
@@ -28,6 +28,7 @@
#define HB_SUBSET_H
#include "hb.h"
+#include "hb-ot.h"
HB_BEGIN_DECLS
@@ -70,6 +71,13 @@ typedef struct hb_subset_plan_t hb_subset_plan_t;
* in the final subset.
* @HB_SUBSET_FLAGS_NO_PRUNE_UNICODE_RANGES: If set then the unicode ranges in
* OS/2 will not be recalculated.
+ * @HB_SUBSET_FLAGS_NO_LAYOUT_CLOSURE: If set don't perform glyph closure on layout
+ * substitution rules (GSUB). Since: 7.2.0.
+ * @HB_SUBSET_FLAGS_IFTB_REQUIREMENTS: If set enforce requirements on the output subset
+ * to allow it to be used with incremental font transfer IFTB patches. Primarily,
+ * this forces all outline data to use long (32 bit) offsets. Since: EXPERIMENTAL
+ * @HB_SUBSET_FLAGS_OPTIMIZE_IUP_DELTAS: If set perform IUP delta optimization on the
+ * remaining gvar table's deltas. Since: EXPERIMENTAL
*
* List of boolean properties that can be configured on the subset input.
*
@@ -86,6 +94,11 @@ typedef enum { /*< flags >*/
HB_SUBSET_FLAGS_NOTDEF_OUTLINE = 0x00000040u,
HB_SUBSET_FLAGS_GLYPH_NAMES = 0x00000080u,
HB_SUBSET_FLAGS_NO_PRUNE_UNICODE_RANGES = 0x00000100u,
+ HB_SUBSET_FLAGS_NO_LAYOUT_CLOSURE = 0x00000200u,
+#ifdef HB_EXPERIMENTAL_API
+ HB_SUBSET_FLAGS_IFTB_REQUIREMENTS = 0x00000400u,
+ HB_SUBSET_FLAGS_OPTIMIZE_IUP_DELTAS = 0x00000800u,
+#endif
} hb_subset_flags_t;
/**
@@ -100,6 +113,8 @@ typedef enum { /*< flags >*/
* @HB_SUBSET_SETS_NAME_LANG_ID: the set of name lang ids that will be retained.
* @HB_SUBSET_SETS_LAYOUT_FEATURE_TAG: the set of layout feature tags that will be retained
* in the subset.
+ * @HB_SUBSET_SETS_LAYOUT_SCRIPT_TAG: the set of layout script tags that will be retained
+ * in the subset. Defaults to all tags. Since: 5.0.0
*
* List of sets that can be configured on the subset input.
*
@@ -113,6 +128,7 @@ typedef enum {
HB_SUBSET_SETS_NAME_ID,
HB_SUBSET_SETS_NAME_LANG_ID,
HB_SUBSET_SETS_LAYOUT_FEATURE_TAG,
+ HB_SUBSET_SETS_LAYOUT_SCRIPT_TAG,
} hb_subset_sets_t;
HB_EXTERN hb_subset_input_t *
@@ -135,6 +151,9 @@ HB_EXTERN void *
hb_subset_input_get_user_data (const hb_subset_input_t *input,
hb_user_data_key_t *key);
+HB_EXTERN void
+hb_subset_input_keep_everything (hb_subset_input_t *input);
+
HB_EXTERN hb_set_t *
hb_subset_input_unicode_set (hb_subset_input_t *input);
@@ -144,6 +163,9 @@ hb_subset_input_glyph_set (hb_subset_input_t *input);
HB_EXTERN hb_set_t *
hb_subset_input_set (hb_subset_input_t *input, hb_subset_sets_t set_type);
+HB_EXTERN hb_map_t*
+hb_subset_input_old_to_new_glyph_mapping (hb_subset_input_t *input);
+
HB_EXTERN hb_subset_flags_t
hb_subset_input_get_flags (hb_subset_input_t *input);
@@ -151,6 +173,51 @@ HB_EXTERN void
hb_subset_input_set_flags (hb_subset_input_t *input,
unsigned value);
+HB_EXTERN hb_bool_t
+hb_subset_input_pin_all_axes_to_default (hb_subset_input_t *input,
+ hb_face_t *face);
+
+HB_EXTERN hb_bool_t
+hb_subset_input_pin_axis_to_default (hb_subset_input_t *input,
+ hb_face_t *face,
+ hb_tag_t axis_tag);
+
+HB_EXTERN hb_bool_t
+hb_subset_input_pin_axis_location (hb_subset_input_t *input,
+ hb_face_t *face,
+ hb_tag_t axis_tag,
+ float axis_value);
+
+#ifdef HB_EXPERIMENTAL_API
+HB_EXTERN hb_bool_t
+hb_subset_input_get_axis_range (hb_subset_input_t *input,
+ hb_tag_t axis_tag,
+ float *axis_min_value,
+ float *axis_max_value,
+ float *axis_def_value);
+
+HB_EXTERN hb_bool_t
+hb_subset_input_set_axis_range (hb_subset_input_t *input,
+ hb_face_t *face,
+ hb_tag_t axis_tag,
+ float axis_min_value,
+ float axis_max_value,
+ float axis_def_value);
+
+HB_EXTERN hb_bool_t
+hb_subset_input_override_name_table (hb_subset_input_t *input,
+ hb_ot_name_id_t name_id,
+ unsigned platform_id,
+ unsigned encoding_id,
+ unsigned language_id,
+ const char *name_str,
+ int str_len);
+
+#endif
+
+HB_EXTERN hb_face_t *
+hb_subset_preprocess (hb_face_t *source);
+
HB_EXTERN hb_face_t *
hb_subset_or_fail (hb_face_t *source, const hb_subset_input_t *input);
@@ -164,13 +231,13 @@ hb_subset_plan_create_or_fail (hb_face_t *face,
HB_EXTERN void
hb_subset_plan_destroy (hb_subset_plan_t *plan);
-HB_EXTERN const hb_map_t*
+HB_EXTERN hb_map_t *
hb_subset_plan_old_to_new_glyph_mapping (const hb_subset_plan_t *plan);
-HB_EXTERN const hb_map_t*
+HB_EXTERN hb_map_t *
hb_subset_plan_new_to_old_glyph_mapping (const hb_subset_plan_t *plan);
-HB_EXTERN const hb_map_t*
+HB_EXTERN hb_map_t *
hb_subset_plan_unicode_to_old_glyph_mapping (const hb_subset_plan_t *plan);