kc3-lang/harfbuzz/src/hb-ot-layout-private.h

• Show log

  Commit

• Hash : f1322e52
  Author :
  Date : 2009-08-01T22:53:04
  

  [HB] Cleanup public buffer structs
  

Download

• src/hb-ot-layout-private.h

• /*
   * Copyright (C) 2007,2008,2009  Red Hat, Inc.
   *
   *  This is part of HarfBuzz, an OpenType Layout engine 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_LAYOUT_PRIVATE_H
  #define HB_OT_LAYOUT_PRIVATE_H
  
  #include "hb-private.h"
  #include "hb-ot-layout.h"
  #include "hb-buffer-private.h"
  
  
  typedef unsigned int hb_ot_layout_class_t;
  
  struct _hb_ot_layout_t
  {
    const struct GDEF *gdef;
    const struct GSUB *gsub;
    const struct GPOS *gpos;
  
    struct
    {
      unsigned char *klasses;
      unsigned int len;
    } new_gdef;
  
    /* TODO full-matrix transformation? */
    struct gpos_info_t
    {
      unsigned int x_ppem, y_ppem;
      hb_16dot16_t x_scale, y_scale;
  
      unsigned int last;        /* the last valid glyph--used with cursive positioning */
      hb_position_t anchor_x;   /* the coordinates of the anchor point */
      hb_position_t anchor_y;   /* of the last valid glyph */
    } gpos_info;
  };
  
  
  HB_BEGIN_DECLS
  
  /*
   * GDEF
   */
  
  HB_INTERNAL hb_bool_t
  _hb_ot_layout_has_new_glyph_classes (hb_ot_layout_t *layout);
  
  HB_INTERNAL unsigned int
  _hb_ot_layout_get_glyph_property (hb_ot_layout_t *layout,
  				  hb_codepoint_t  glyph);
  
  HB_INTERNAL void
  _hb_ot_layout_set_glyph_property (hb_ot_layout_t *layout,
  				  hb_codepoint_t  glyph,
  				  unsigned int    property);
  
  HB_INTERNAL hb_bool_t
  _hb_ot_layout_check_glyph_property (hb_ot_layout_t  *layout,
  				    hb_internal_glyph_info_t *ginfo,
  				    unsigned int     lookup_flags,
  				    unsigned int    *property);
  
  HB_INTERNAL hb_bool_t
  _hb_ot_layout_skip_mark (hb_ot_layout_t  *layout,
  			  hb_internal_glyph_info_t *ginfo,
  			  unsigned int     lookup_flags,
  			  unsigned int    *property);
  
  HB_END_DECLS
  
  #endif /* HB_OT_LAYOUT_PRIVATE_H */
  

Download