Imported Upstream version 2.6.7

[platform/upstream/harfbuzz.git] / src / hb-ot-layout.h

diff --git a/src/hb-ot-layout.h b/src/hb-ot-layout.h
index 7e8a897..6255a91 100644 (file)
--- a/src/hb-ot-layout.h
+++ b/src/hb-ot-layout.h
@@ -121,7 +121,6 @@ hb_ot_layout_get_glyphs_in_class (hb_face_t                  *face,
                                  hb_ot_layout_glyph_class_t  klass,
                                  hb_set_t                   *glyphs /* OUT */);
 
-
 /* Not that useful.  Provides list of attach points for a glyph that a
  * client may want to cache */
 HB_EXTERN unsigned int
@@ -161,7 +160,7 @@ HB_EXTERN hb_bool_t
 hb_ot_layout_table_find_script (hb_face_t    *face,
                                hb_tag_t      table_tag,
                                hb_tag_t      script_tag,
-                               unsigned int *script_index);
+                               unsigned int *script_index /* OUT */);
 
 HB_EXTERN hb_bool_t
 hb_ot_layout_table_select_script (hb_face_t      *face,
@@ -199,15 +198,15 @@ hb_ot_layout_language_get_required_feature_index (hb_face_t    *face,
                                                  hb_tag_t      table_tag,
                                                  unsigned int  script_index,
                                                  unsigned int  language_index,
-                                                 unsigned int *feature_index);
+                                                 unsigned int *feature_index /* OUT */);
 
 HB_EXTERN hb_bool_t
 hb_ot_layout_language_get_required_feature (hb_face_t    *face,
                                            hb_tag_t      table_tag,
                                            unsigned int  script_index,
                                            unsigned int  language_index,
-                                           unsigned int *feature_index,
-                                           hb_tag_t     *feature_tag);
+                                           unsigned int *feature_index /* OUT */,
+                                           hb_tag_t     *feature_tag /* OUT */);
 
 HB_EXTERN unsigned int
 hb_ot_layout_language_get_feature_indexes (hb_face_t    *face,
@@ -233,7 +232,7 @@ hb_ot_layout_language_find_feature (hb_face_t    *face,
                                    unsigned int  script_index,
                                    unsigned int  language_index,
                                    hb_tag_t      feature_tag,
-                                   unsigned int *feature_index);
+                                   unsigned int *feature_index /* OUT */);
 
 HB_EXTERN unsigned int
 hb_ot_layout_feature_get_lookups (hb_face_t    *face,
@@ -263,6 +262,20 @@ hb_ot_layout_collect_lookups (hb_face_t      *face,
                              const hb_tag_t *features,
                              hb_set_t       *lookup_indexes /* OUT */);
 
+#ifdef HB_EXPERIMENTAL_API
+HB_EXTERN void
+hb_ot_layout_closure_lookups (hb_face_t      *face,
+                             hb_tag_t        table_tag,
+                             const hb_set_t *glyphs,
+                             hb_set_t       *lookup_indexes /* IN/OUT */);
+
+HB_EXTERN void
+hb_ot_layout_closure_features (hb_face_t      *face,
+                              hb_tag_t        table_tag,
+                              const hb_map_t *lookup_indexes, /* IN */
+                              hb_set_t       *feature_indexes /* OUT */);
+#endif
+
 HB_EXTERN void
 hb_ot_layout_lookup_collect_glyphs (hb_face_t    *face,
                                    hb_tag_t      table_tag,