diff options
Diffstat (limited to '')
| -rw-r--r-- | gfx/harfbuzz/src/hb-subset.h | 97 | ||||
| -rw-r--r-- | gfx/harfbuzz/src/hb-subset.hh | 73 |
2 files changed, 170 insertions, 0 deletions
diff --git a/gfx/harfbuzz/src/hb-subset.h b/gfx/harfbuzz/src/hb-subset.h new file mode 100644 index 0000000000..ddf4409734 --- /dev/null +++ b/gfx/harfbuzz/src/hb-subset.h @@ -0,0 +1,97 @@ +/* + * 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): Rod Sheeter + */ + +#ifndef HB_SUBSET_H +#define HB_SUBSET_H + +#include "hb.h" + +HB_BEGIN_DECLS + +/* + * 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_or_fail (void); + +HB_EXTERN hb_subset_input_t * +hb_subset_input_reference (hb_subset_input_t *subset_input); + +HB_EXTERN void +hb_subset_input_destroy (hb_subset_input_t *subset_input); + +HB_EXTERN hb_set_t * +hb_subset_input_unicode_set (hb_subset_input_t *subset_input); + +HB_EXTERN hb_set_t * +hb_subset_input_glyph_set (hb_subset_input_t *subset_input); + +HB_EXTERN hb_set_t * +hb_subset_input_nameid_set (hb_subset_input_t *subset_input); + +HB_EXTERN hb_set_t * +hb_subset_input_namelangid_set (hb_subset_input_t *subset_input); + +HB_EXTERN hb_set_t * +hb_subset_input_drop_tables_set (hb_subset_input_t *subset_input); + +HB_EXTERN void +hb_subset_input_set_drop_hints (hb_subset_input_t *subset_input, + hb_bool_t drop_hints); +HB_EXTERN hb_bool_t +hb_subset_input_get_drop_hints (hb_subset_input_t *subset_input); + +HB_EXTERN void +hb_subset_input_set_desubroutinize (hb_subset_input_t *subset_input, + hb_bool_t desubroutinize); +HB_EXTERN hb_bool_t +hb_subset_input_get_desubroutinize (hb_subset_input_t *subset_input); + +HB_EXTERN void +hb_subset_input_set_retain_gids (hb_subset_input_t *subset_input, + hb_bool_t retain_gids); +HB_EXTERN hb_bool_t +hb_subset_input_get_retain_gids (hb_subset_input_t *subset_input); + +HB_EXTERN void +hb_subset_input_set_name_legacy (hb_subset_input_t *subset_input, + hb_bool_t name_legacy); +HB_EXTERN hb_bool_t +hb_subset_input_get_name_legacy (hb_subset_input_t *subset_input); + +/* hb_subset () */ +HB_EXTERN hb_face_t * +hb_subset (hb_face_t *source, hb_subset_input_t *input); + + +HB_END_DECLS + +#endif /* HB_SUBSET_H */ diff --git a/gfx/harfbuzz/src/hb-subset.hh b/gfx/harfbuzz/src/hb-subset.hh new file mode 100644 index 0000000000..c9b01c67f3 --- /dev/null +++ b/gfx/harfbuzz/src/hb-subset.hh @@ -0,0 +1,73 @@ +/* + * 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_HH +#define HB_SUBSET_HH + + +#include "hb.hh" + +#include "hb-subset.h" + +#include "hb-machinery.hh" +#include "hb-subset-input.hh" +#include "hb-subset-plan.hh" + +struct hb_subset_context_t : + hb_dispatch_context_t<hb_subset_context_t, bool, HB_DEBUG_SUBSET> +{ + const char *get_name () { return "SUBSET"; } + static return_t default_return_value () { return true; } + + private: + template <typename T, typename ...Ts> auto + _dispatch (const T &obj, hb_priority<1>, Ts&&... ds) HB_AUTO_RETURN + ( obj.subset (this, hb_forward<Ts> (ds)...) ) + template <typename T, typename ...Ts> auto + _dispatch (const T &obj, hb_priority<0>, Ts&&... ds) HB_AUTO_RETURN + ( obj.dispatch (this, hb_forward<Ts> (ds)...) ) + public: + template <typename T, typename ...Ts> auto + dispatch (const T &obj, Ts&&... ds) HB_AUTO_RETURN + ( _dispatch (obj, hb_prioritize, hb_forward<Ts> (ds)...) ) + + hb_blob_t *source_blob; + hb_subset_plan_t *plan; + hb_serialize_context_t *serializer; + hb_tag_t table_tag; + + hb_subset_context_t (hb_blob_t *source_blob_, + hb_subset_plan_t *plan_, + hb_serialize_context_t *serializer_, + hb_tag_t table_tag_) : + source_blob (source_blob_), + plan (plan_), + serializer (serializer_), + table_tag (table_tag_) {} +}; + + +#endif /* HB_SUBSET_HH */ |