Imported Upstream version 2.3.1

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

diff --git a/src/hb-face.h b/src/hb-face.h
index 983ee56..e8ff090 100644 (file)
--- a/src/hb-face.h
+++ b/src/hb-face.h
@@ -33,6 +33,7 @@
 
 #include "hb-common.h"
 #include "hb-blob.h"
+#include "hb-set.h"
 
 HB_BEGIN_DECLS
 
@@ -76,19 +77,19 @@ hb_face_set_user_data (hb_face_t          *face,
                       hb_bool_t           replace);
 
 HB_EXTERN void *
-hb_face_get_user_data (hb_face_t          *face,
+hb_face_get_user_data (const hb_face_t    *face,
                       hb_user_data_key_t *key);
 
 HB_EXTERN void
 hb_face_make_immutable (hb_face_t *face);
 
 HB_EXTERN hb_bool_t
-hb_face_is_immutable (hb_face_t *face);
+hb_face_is_immutable (const hb_face_t *face);
 
 
 HB_EXTERN hb_blob_t *
-hb_face_reference_table (hb_face_t *face,
-                        hb_tag_t   tag);
+hb_face_reference_table (const hb_face_t *face,
+                        hb_tag_t tag);
 
 HB_EXTERN hb_blob_t *
 hb_face_reference_blob (hb_face_t *face);
@@ -98,28 +99,60 @@ hb_face_set_index (hb_face_t    *face,
                   unsigned int  index);
 
 HB_EXTERN unsigned int
-hb_face_get_index (hb_face_t    *face);
+hb_face_get_index (const hb_face_t *face);
 
 HB_EXTERN void
 hb_face_set_upem (hb_face_t    *face,
                  unsigned int  upem);
 
 HB_EXTERN unsigned int
-hb_face_get_upem (hb_face_t *face);
+hb_face_get_upem (const hb_face_t *face);
 
 HB_EXTERN void
 hb_face_set_glyph_count (hb_face_t    *face,
                         unsigned int  glyph_count);
 
 HB_EXTERN unsigned int
-hb_face_get_glyph_count (hb_face_t *face);
+hb_face_get_glyph_count (const hb_face_t *face);
 
 HB_EXTERN unsigned int
-hb_face_get_table_tags (hb_face_t    *face,
+hb_face_get_table_tags (const hb_face_t *face,
                        unsigned int  start_offset,
                        unsigned int *table_count, /* IN/OUT */
                        hb_tag_t     *table_tags /* OUT */);
 
+
+/*
+ * Character set.
+ */
+
+HB_EXTERN void
+hb_face_collect_unicodes (hb_face_t *face,
+                         hb_set_t  *out);
+
+HB_EXTERN void
+hb_face_collect_variation_selectors (hb_face_t *face,
+                                    hb_set_t  *out);
+
+HB_EXTERN void
+hb_face_collect_variation_unicodes (hb_face_t *face,
+                                   hb_codepoint_t variation_selector,
+                                   hb_set_t  *out);
+
+
+/*
+ * Builder face.
+ */
+
+HB_EXTERN hb_face_t *
+hb_face_builder_create (void);
+
+HB_EXTERN hb_bool_t
+hb_face_builder_add_table (hb_face_t *face,
+                          hb_tag_t   tag,
+                          hb_blob_t *blob);
+
+
 HB_END_DECLS
 
 #endif /* HB_FACE_H */