hb-subset.h 2.9 KB

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  1. /*
  2. * Copyright © 2018 Google, Inc.
  3. *
  4. * This is part of HarfBuzz, a text shaping library.
  5. *
  6. * Permission is hereby granted, without written agreement and without
  7. * license or royalty fees, to use, copy, modify, and distribute this
  8. * software and its documentation for any purpose, provided that the
  9. * above copyright notice and the following two paragraphs appear in
  10. * all copies of this software.
  11. *
  12. * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
  13. * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
  14. * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
  15. * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
  16. * DAMAGE.
  17. *
  18. * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
  19. * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
  20. * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
  21. * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
  22. * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
  23. *
  24. * Google Author(s): Rod Sheeter
  25. */
  26. #ifndef HB_SUBSET_H
  27. #define HB_SUBSET_H
  28. #include "hb.h"
  29. HB_BEGIN_DECLS
  30. /*
  31. * hb_subset_input_t
  32. *
  33. * Things that change based on the input. Characters to keep, etc.
  34. */
  35. typedef struct hb_subset_input_t hb_subset_input_t;
  36. HB_EXTERN hb_subset_input_t *
  37. hb_subset_input_create_or_fail (void);
  38. HB_EXTERN hb_subset_input_t *
  39. hb_subset_input_reference (hb_subset_input_t *subset_input);
  40. HB_EXTERN void
  41. hb_subset_input_destroy (hb_subset_input_t *subset_input);
  42. HB_EXTERN hb_set_t *
  43. hb_subset_input_unicode_set (hb_subset_input_t *subset_input);
  44. HB_EXTERN hb_set_t *
  45. hb_subset_input_glyph_set (hb_subset_input_t *subset_input);
  46. HB_EXTERN hb_set_t *
  47. hb_subset_input_nameid_set (hb_subset_input_t *subset_input);
  48. HB_EXTERN hb_set_t *
  49. hb_subset_input_namelangid_set (hb_subset_input_t *subset_input);
  50. HB_EXTERN hb_set_t *
  51. hb_subset_input_drop_tables_set (hb_subset_input_t *subset_input);
  52. HB_EXTERN void
  53. hb_subset_input_set_drop_hints (hb_subset_input_t *subset_input,
  54. hb_bool_t drop_hints);
  55. HB_EXTERN hb_bool_t
  56. hb_subset_input_get_drop_hints (hb_subset_input_t *subset_input);
  57. HB_EXTERN void
  58. hb_subset_input_set_desubroutinize (hb_subset_input_t *subset_input,
  59. hb_bool_t desubroutinize);
  60. HB_EXTERN hb_bool_t
  61. hb_subset_input_get_desubroutinize (hb_subset_input_t *subset_input);
  62. HB_EXTERN void
  63. hb_subset_input_set_retain_gids (hb_subset_input_t *subset_input,
  64. hb_bool_t retain_gids);
  65. HB_EXTERN hb_bool_t
  66. hb_subset_input_get_retain_gids (hb_subset_input_t *subset_input);
  67. HB_EXTERN void
  68. hb_subset_input_set_name_legacy (hb_subset_input_t *subset_input,
  69. hb_bool_t name_legacy);
  70. HB_EXTERN hb_bool_t
  71. hb_subset_input_get_name_legacy (hb_subset_input_t *subset_input);
  72. /* hb_subset () */
  73. HB_EXTERN hb_face_t *
  74. hb_subset (hb_face_t *source, hb_subset_input_t *input);
  75. HB_END_DECLS
  76. #endif /* HB_SUBSET_H */