kc3-lang/harfbuzz/src/hb-subset-plan.hh

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• Hash : 03b27548
  Author :
  Date : 2018-05-02T15:42:08
  

  [subset] Add const to the hb_subset_plan_t input to a couple functions in hb-subset-plan.
  

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• src/hb-subset-plan.hh

• /*
   * Copyright © 2018  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
   * 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.
   *
   * Google Author(s): Garret Rieger, Roderick Sheeter
   */
  
  #ifndef HB_SUBSET_PLAN_HH
  #define HB_SUBSET_PLAN_HH
  
  #include "hb-private.hh"
  
  #include "hb-subset.h"
  
  #include "hb-object-private.hh"
  
  struct hb_subset_plan_t {
    hb_object_header_t header;
    ASSERT_POD ();
  
    hb_bool_t drop_hints;
  
    // TODO(Q1) actual map, drop this crap
    // Look at me ma, I'm a poor mans map codepoint : new gid
    // codepoints is sorted and aligned with gids_to_retain.
  
    // These first two lists provide a mapping from cp -> gid
    // As a result it does not list the full set of glyphs to retain.
    hb_vector_t<hb_codepoint_t> codepoints;
    hb_vector_t<hb_codepoint_t> gids_to_retain;
  
    // This list contains the complete set of glyphs to retain and may contain
    // more glyphs then the lists above.
    hb_vector_t<hb_codepoint_t> gids_to_retain_sorted;
  
    // Plan is only good for a specific source/dest so keep them with it
    hb_face_t *source;
    hb_face_t *dest;
  };
  
  typedef struct hb_subset_plan_t hb_subset_plan_t;
  
  HB_INTERNAL hb_subset_plan_t *
  hb_subset_plan_create (hb_face_t           *face,
                         hb_subset_profile_t *profile,
                         hb_subset_input_t   *input);
  
  HB_INTERNAL hb_bool_t
  hb_subset_plan_new_gid_for_old_id (const hb_subset_plan_t *plan,
                                     hb_codepoint_t old_gid,
                                     hb_codepoint_t *new_gid /* OUT */);
  
  HB_INTERNAL hb_bool_t
  hb_subset_plan_new_gid_for_codepoint (const hb_subset_plan_t *plan,
                                        hb_codepoint_t codepont,
                                        hb_codepoint_t *new_gid /* OUT */);
  
  HB_INTERNAL hb_bool_t
  hb_subset_plan_add_table (hb_subset_plan_t *plan,
                            hb_tag_t tag,
                            hb_blob_t *contents);
  
  HB_INTERNAL void
  hb_subset_plan_destroy (hb_subset_plan_t *plan);
  
  #endif /* HB_SUBSET_PLAN_HH */
  

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