Roll harfbuzz-ng to 1.0.5

third_party/harfbuzz-ng/src/hb-buffer.h

 /*
  * Copyright © 1998-2004  David Turner and Werner Lemberg
  * Copyright © 2004,2007,2009  Red Hat, Inc.
  * Copyright © 2011,2012  Google, Inc.
  *
  *  This is part of HarfBuzz, a text shaping library.
  *
  * Permission is hereby granted, without written agreement and without
  * license or royalty fees, to use, copy, modify, and distribute this
  * software and its documentation for any purpose, provided that the
@@ skipping 153 matching lines @@
                                   const hb_segment_properties_t *props);
 
 void
 hb_buffer_get_segment_properties (hb_buffer_t *buffer,
                                   hb_segment_properties_t *props);
 
 void
 hb_buffer_guess_segment_properties (hb_buffer_t *buffer);
 
 
+/*
+ * Since: 0.9.20
+ */
 typedef enum { /*< flags >*/
   HB_BUFFER_FLAG_DEFAULT                        = 0x00000000u,
   HB_BUFFER_FLAG_BOT                            = 0x00000001u, /* Beginning-of-text */
   HB_BUFFER_FLAG_EOT                            = 0x00000002u, /* End-of-text */
   HB_BUFFER_FLAG_PRESERVE_DEFAULT_IGNORABLES    = 0x00000004u
 } hb_buffer_flags_t;
 
 void
 hb_buffer_set_flags (hb_buffer_t       *buffer,
                      hb_buffer_flags_t  flags);
 
 hb_buffer_flags_t
 hb_buffer_get_flags (hb_buffer_t *buffer);
 
+/*
+ * Since: 0.9.42
+ */
 typedef enum {
   HB_BUFFER_CLUSTER_LEVEL_MONOTONE_GRAPHEMES    = 0,
   HB_BUFFER_CLUSTER_LEVEL_MONOTONE_CHARACTERS   = 1,
   HB_BUFFER_CLUSTER_LEVEL_CHARACTERS            = 2,
   HB_BUFFER_CLUSTER_LEVEL_DEFAULT = HB_BUFFER_CLUSTER_LEVEL_MONOTONE_GRAPHEMES
 } hb_buffer_cluster_level_t;
 
 void
 hb_buffer_set_cluster_level (hb_buffer_t               *buffer,
                              hb_buffer_cluster_level_t  cluster_level);
@@ skipping 114 matching lines @@
  * The resulting clusters should behave identical to pre-reordering clusters.
  * NOTE: This has nothing to do with Unicode normalization. */
 void
 hb_buffer_normalize_glyphs (hb_buffer_t *buffer);
 
 
 /*
  * Serialize
  */
 
+/*
+ * Since: 0.9.20
+ */
 typedef enum { /*< flags >*/
   HB_BUFFER_SERIALIZE_FLAG_DEFAULT              = 0x00000000u,
   HB_BUFFER_SERIALIZE_FLAG_NO_CLUSTERS          = 0x00000001u,
   HB_BUFFER_SERIALIZE_FLAG_NO_POSITIONS         = 0x00000002u,
-  HB_BUFFER_SERIALIZE_FLAG_NO_GLYPH_NAMES       = 0x00000004u
+  HB_BUFFER_SERIALIZE_FLAG_NO_GLYPH_NAMES       = 0x00000004u,
+  HB_BUFFER_SERIALIZE_FLAG_GLYPH_EXTENTS        = 0x00000008u
 } hb_buffer_serialize_flags_t;
 
 typedef enum {
   HB_BUFFER_SERIALIZE_FORMAT_TEXT       = HB_TAG('T','E','X','T'),
   HB_BUFFER_SERIALIZE_FORMAT_JSON       = HB_TAG('J','S','O','N'),
   HB_BUFFER_SERIALIZE_FORMAT_INVALID    = HB_TAG_NONE
 } hb_buffer_serialize_format_t;
 
 /* len=-1 means str is NUL-terminated. */
 hb_buffer_serialize_format_t
@@ skipping 22 matching lines @@
                               const char *buf,
                               int buf_len, /* -1 means nul-terminated */
                               const char **end_ptr, /* May be NULL */
                               hb_font_t *font, /* May be NULL */
                               hb_buffer_serialize_format_t format);
 
 
 HB_END_DECLS
 
 #endif /* HB_BUFFER_H */