Roll harfbuzz-ng 3b8fd9c48f4bde368bf2d465c148b9743a9216ee

third_party/harfbuzz-ng/src/hb-ot-layout.h

 /*
  * Copyright © 2007,2008,2009  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_OT_H_IN
+#error "Include <hb-ot.h> instead."
+#endif
+
 #ifndef HB_OT_LAYOUT_H
 #define HB_OT_LAYOUT_H
 
-#include "hb-common.h"
-#include "hb-buffer.h"
-#include "hb-font.h"
+#include "hb.h"
 
 #include "hb-ot-tag.h"
 
 HB_BEGIN_DECLS
 
 
 #define HB_OT_TAG_GDEF HB_TAG('G','D','E','F')
 #define HB_OT_TAG_GSUB HB_TAG('G','S','U','B')
 #define HB_OT_TAG_GPOS HB_TAG('G','P','O','S')
 
@@ skipping 130 matching lines @@
 hb_bool_t
 hb_ot_layout_substitute_lookup (hb_face_t    *face,
                                 hb_buffer_t  *buffer,
                                 unsigned int  lookup_index,
                                 hb_mask_t     mask);
 
 /* Should be called after all the substitute_lookup's are done */
 void
 hb_ot_layout_substitute_finish (hb_buffer_t  *buffer);
 
+
+void
+hb_ot_layout_substitute_closure_lookup (hb_face_t    *face,
+                                        hb_set_t     *glyphs,
+                                        unsigned int  lookup_index);
+
 /*
  * GPOS
  */
 
 hb_bool_t
 hb_ot_layout_has_positioning (hb_face_t *face);
 
 /* Should be called before all the position_lookup's are done.  Resets positions to zero. */
 void
 hb_ot_layout_position_start (hb_buffer_t  *buffer);
 
 hb_bool_t
 hb_ot_layout_position_lookup (hb_font_t    *font,
                               hb_buffer_t  *buffer,
                               unsigned int  lookup_index,
                               hb_mask_t     mask);
 
 /* Should be called after all the position_lookup's are done */
 void
 hb_ot_layout_position_finish (hb_buffer_t  *buffer);
 
 
 HB_END_DECLS
 
 #endif /* HB_OT_LAYOUT_H */