Update harfbuzz-ng to 0.9.24

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

+/*
+ * Copyright © 2009  Red Hat, 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
+ * above copyright notice and the following two paragraphs appear in
+ * all copies of this software.
+ *
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
+ * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
+ * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ *
+ * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
+ * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ *
+ * Red Hat Author(s): Behdad Esfahbod
+ */
+
+#ifndef HB_H_IN
+#error "Include <hb.h> instead."
+#endif
+
+#ifndef HB_FACE_H
+#define HB_FACE_H
+
+#include "hb-common.h"
+#include "hb-blob.h"
+
+HB_BEGIN_DECLS
+
+
+/*
+ * hb_face_t
+ */
+
+typedef struct hb_face_t hb_face_t;
+
+hb_face_t *
+hb_face_create (hb_blob_t    *blob,
+                unsigned int  index);
+
+typedef hb_blob_t * (*hb_reference_table_func_t)  (hb_face_t *face, hb_tag_t tag, void *user_data);
+
+/* calls destroy() when not needing user_data anymore */
+hb_face_t *
+hb_face_create_for_tables (hb_reference_table_func_t  reference_table_func,
+                           void                      *user_data,
+                           hb_destroy_func_t          destroy);
+
+hb_face_t *
+hb_face_get_empty (void);
+
+hb_face_t *
+hb_face_reference (hb_face_t *face);
+
+void
+hb_face_destroy (hb_face_t *face);
+
+hb_bool_t
+hb_face_set_user_data (hb_face_t          *face,
+                       hb_user_data_key_t *key,
+                       void *              data,
+                       hb_destroy_func_t   destroy,
+                       hb_bool_t           replace);
+
+
+void *
+hb_face_get_user_data (hb_face_t          *face,
+                       hb_user_data_key_t *key);
+
+void
+hb_face_make_immutable (hb_face_t *face);
+
+hb_bool_t
+hb_face_is_immutable (hb_face_t *face);
+
+
+hb_blob_t *
+hb_face_reference_table (hb_face_t *face,
+                         hb_tag_t   tag);
+
+hb_blob_t *
+hb_face_reference_blob (hb_face_t *face);
+
+void
+hb_face_set_index (hb_face_t    *face,
+                   unsigned int  index);
+
+unsigned int
+hb_face_get_index (hb_face_t    *face);
+
+void
+hb_face_set_upem (hb_face_t    *face,
+                  unsigned int  upem);
+
+unsigned int
+hb_face_get_upem (hb_face_t *face);
+
+void
+hb_face_set_glyph_count (hb_face_t    *face,
+                         unsigned int  glyph_count);
+
+unsigned int
+hb_face_get_glyph_count (hb_face_t *face);
+
+
+HB_END_DECLS
+
+#endif /* HB_FACE_H */