kc3-lang/harfbuzz/src/hb-subset.h

• Show log

  Commit

• Hash : a2965f2e
  Author :
  Date : 2018-01-31T14:53:09
  

  Add a basic implementation of hb-subset to enable compilation of test-subset.
  

Download

• src/hb-subset.h

• /*
   * Copyright © 2018  Google
   *
   *  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): Rod Sheeter
   */
  
  #ifndef HB_H_IN
  #error "Include <hb.h> instead."
  #endif
  
  #ifndef HB_SUBSET_H
  #define HB_SUBSET_H
  
  #include "hb-common.h"
  #include "hb-face.h"
  
  HB_BEGIN_DECLS
  
  /*
   * hb_subset_profile_t
   * Things that change based on target environment, e.g. OS.
   * Threadsafe for multiple concurrent subset operations.
   */
  
  typedef struct hb_subset_profile_t hb_subset_profile_t;
  
  HB_EXTERN hb_subset_profile_t *
  hb_subset_profile_create();
  
  HB_EXTERN void
  hb_subset_profile_destroy(hb_subset_profile_t *profile);
  
  /*
   * hb_subset_input_t
   * Things that change based on the input. Characters to keep, etc.
   */
  
  typedef struct hb_subset_input_t hb_subset_input_t;
  
  HB_EXTERN hb_subset_input_t *
  hb_subset_input_create();
  
  HB_EXTERN void
  hb_subset_input_destroy(hb_subset_input_t *subset_input);
  
  /*
   * hb_subset_face_t
   * Reusable subset-ready plan for a given face. Threadsafe for multiple
   * concurrent subset operations.
   */
  
  typedef struct hb_subset_face_t hb_subset_face_t;
  
  HB_EXTERN hb_subset_face_t *
  hb_subset_face_create(hb_face_t *face);
  
  HB_EXTERN void
  hb_subset_face_destroy(hb_subset_face_t *face);
  
  
  HB_EXTERN hb_bool_t
  hb_subset(hb_subset_profile_t *profile,
            hb_subset_input_t *input,
            hb_subset_face_t *face,
            hb_blob_t **result /* OUT */);
  
  HB_END_DECLS
  
  #endif /* HB_SUBSET_H */
  

Download