diff options
Diffstat (limited to 'src/3rdparty/harfbuzz-ng/src/hb-shaper-private.hh')
| -rw-r--r-- | src/3rdparty/harfbuzz-ng/src/hb-shaper-private.hh | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-shaper-private.hh b/src/3rdparty/harfbuzz-ng/src/hb-shaper-private.hh deleted file mode 100644 index ce2d9f2839..0000000000 --- a/src/3rdparty/harfbuzz-ng/src/hb-shaper-private.hh +++ /dev/null @@ -1,124 +0,0 @@ -/* - * Copyright © 2012 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): Behdad Esfahbod - */ - -#ifndef HB_SHAPER_PRIVATE_HH -#define HB_SHAPER_PRIVATE_HH - -#include "hb-private.hh" - -typedef hb_bool_t hb_shape_func_t (hb_shape_plan_t *shape_plan, - hb_font_t *font, - hb_buffer_t *buffer, - const hb_feature_t *features, - unsigned int num_features); - -#define HB_SHAPER_IMPLEMENT(name) \ - extern "C" HB_INTERNAL hb_shape_func_t _hb_##name##_shape; -#include "hb-shaper-list.hh" -#undef HB_SHAPER_IMPLEMENT - -struct hb_shaper_pair_t { - char name[16]; - hb_shape_func_t *func; -}; - -HB_INTERNAL const hb_shaper_pair_t * -_hb_shapers_get (void); - - -/* For embedding in face / font / ... */ -struct hb_shaper_data_t { -#define HB_SHAPER_IMPLEMENT(shaper) void *shaper; -#include "hb-shaper-list.hh" -#undef HB_SHAPER_IMPLEMENT -}; - -#define HB_SHAPERS_COUNT (sizeof (hb_shaper_data_t) / sizeof (void *)) - -/* Means: succeeded, but don't need to keep any data. */ -#define HB_SHAPER_DATA_SUCCEEDED ((void *) +1) - -/* Means: tried but failed to create. */ -#define HB_SHAPER_DATA_INVALID ((void *) -1) -#define HB_SHAPER_DATA_IS_INVALID(data) ((void *) (data) == HB_SHAPER_DATA_INVALID) - -#define HB_SHAPER_DATA_TYPE_NAME(shaper, object) hb_##shaper##_shaper_##object##_data_t -#define HB_SHAPER_DATA_TYPE(shaper, object) struct HB_SHAPER_DATA_TYPE_NAME(shaper, object) -#define HB_SHAPER_DATA_INSTANCE(shaper, object, instance) (* (HB_SHAPER_DATA_TYPE(shaper, object) **) &(instance)->shaper_data.shaper) -#define HB_SHAPER_DATA(shaper, object) HB_SHAPER_DATA_INSTANCE(shaper, object, object) -#define HB_SHAPER_DATA_CREATE_FUNC(shaper, object) _hb_##shaper##_shaper_##object##_data_create -#define HB_SHAPER_DATA_DESTROY_FUNC(shaper, object) _hb_##shaper##_shaper_##object##_data_destroy -#define HB_SHAPER_DATA_ENSURE_FUNC(shaper, object) hb_##shaper##_shaper_##object##_data_ensure - -#define HB_SHAPER_DATA_PROTOTYPE(shaper, object) \ - HB_SHAPER_DATA_TYPE (shaper, object); /* Type forward declaration. */ \ - extern "C" HB_INTERNAL HB_SHAPER_DATA_TYPE (shaper, object) * \ - HB_SHAPER_DATA_CREATE_FUNC (shaper, object) (hb_##object##_t *object HB_SHAPER_DATA_CREATE_FUNC_EXTRA_ARGS); \ - extern "C" HB_INTERNAL void \ - HB_SHAPER_DATA_DESTROY_FUNC (shaper, object) (HB_SHAPER_DATA_TYPE (shaper, object) *data); \ - extern "C" HB_INTERNAL bool \ - HB_SHAPER_DATA_ENSURE_FUNC (shaper, object) (hb_##object##_t *object) - -#define HB_SHAPER_DATA_DESTROY(shaper, object) \ - if (HB_SHAPER_DATA_TYPE (shaper, object) *data = HB_SHAPER_DATA (shaper, object)) \ - if (data != HB_SHAPER_DATA_INVALID && data != HB_SHAPER_DATA_SUCCEEDED) \ - HB_SHAPER_DATA_DESTROY_FUNC (shaper, object) (data); - -#define HB_SHAPER_DATA_ENSURE_DEFINE(shaper, object) \ - HB_SHAPER_DATA_ENSURE_DEFINE_WITH_CONDITION(shaper, object, true) - -#define HB_SHAPER_DATA_ENSURE_DEFINE_WITH_CONDITION(shaper, object, condition) \ -bool \ -HB_SHAPER_DATA_ENSURE_FUNC(shaper, object) (hb_##object##_t *object) \ -{\ - retry: \ - HB_SHAPER_DATA_TYPE (shaper, object) *data = (HB_SHAPER_DATA_TYPE (shaper, object) *) hb_atomic_ptr_get (&HB_SHAPER_DATA (shaper, object)); \ - if (likely (data) && !(condition)) { \ - /* Drop and recreate. */ \ - /* If someone dropped it in the mean time, throw it away and don't touch it. \ - * Otherwise, destruct it. */ \ - if (hb_atomic_ptr_cmpexch (&HB_SHAPER_DATA (shaper, object), data, nullptr)) { \ - HB_SHAPER_DATA_DESTROY_FUNC (shaper, object) (data); \ - } \ - goto retry; \ - } \ - if (unlikely (!data)) { \ - data = HB_SHAPER_DATA_CREATE_FUNC (shaper, object) (object); \ - if (unlikely (!data)) \ - data = (HB_SHAPER_DATA_TYPE (shaper, object) *) HB_SHAPER_DATA_INVALID; \ - if (!hb_atomic_ptr_cmpexch (&HB_SHAPER_DATA (shaper, object), nullptr, data)) { \ - if (data && \ - data != HB_SHAPER_DATA_INVALID && \ - data != HB_SHAPER_DATA_SUCCEEDED) \ - HB_SHAPER_DATA_DESTROY_FUNC (shaper, object) (data); \ - goto retry; \ - } \ - } \ - return data != nullptr && !HB_SHAPER_DATA_IS_INVALID (data); \ -} - - -#endif /* HB_SHAPER_PRIVATE_HH */ |