diff options
Diffstat (limited to 'Build/source/libs/harfbuzz/harfbuzz-0.9.13/src/hb-unicode.cc')
-rw-r--r-- | Build/source/libs/harfbuzz/harfbuzz-0.9.13/src/hb-unicode.cc | 435 |
1 files changed, 0 insertions, 435 deletions
diff --git a/Build/source/libs/harfbuzz/harfbuzz-0.9.13/src/hb-unicode.cc b/Build/source/libs/harfbuzz/harfbuzz-0.9.13/src/hb-unicode.cc deleted file mode 100644 index 0a3907eec8c..00000000000 --- a/Build/source/libs/harfbuzz/harfbuzz-0.9.13/src/hb-unicode.cc +++ /dev/null @@ -1,435 +0,0 @@ -/* - * Copyright © 2009 Red Hat, Inc. - * Copyright © 2011 Codethink Limited - * Copyright © 2010,2011,2012 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. - * - * Red Hat Author(s): Behdad Esfahbod - * Codethink Author(s): Ryan Lortie - * Google Author(s): Behdad Esfahbod - */ - -#include "hb-private.hh" - -#include "hb-unicode-private.hh" - - - -/* - * hb_unicode_funcs_t - */ - -static hb_unicode_combining_class_t -hb_unicode_combining_class_nil (hb_unicode_funcs_t *ufuncs HB_UNUSED, - hb_codepoint_t unicode HB_UNUSED, - void *user_data HB_UNUSED) -{ - return HB_UNICODE_COMBINING_CLASS_NOT_REORDERED; -} - -static unsigned int -hb_unicode_eastasian_width_nil (hb_unicode_funcs_t *ufuncs HB_UNUSED, - hb_codepoint_t unicode HB_UNUSED, - void *user_data HB_UNUSED) -{ - return 1; -} - -static hb_unicode_general_category_t -hb_unicode_general_category_nil (hb_unicode_funcs_t *ufuncs HB_UNUSED, - hb_codepoint_t unicode HB_UNUSED, - void *user_data HB_UNUSED) -{ - return HB_UNICODE_GENERAL_CATEGORY_OTHER_LETTER; -} - -static hb_codepoint_t -hb_unicode_mirroring_nil (hb_unicode_funcs_t *ufuncs HB_UNUSED, - hb_codepoint_t unicode HB_UNUSED, - void *user_data HB_UNUSED) -{ - return unicode; -} - -static hb_script_t -hb_unicode_script_nil (hb_unicode_funcs_t *ufuncs HB_UNUSED, - hb_codepoint_t unicode HB_UNUSED, - void *user_data HB_UNUSED) -{ - return HB_SCRIPT_UNKNOWN; -} - -static hb_bool_t -hb_unicode_compose_nil (hb_unicode_funcs_t *ufuncs HB_UNUSED, - hb_codepoint_t a HB_UNUSED, - hb_codepoint_t b HB_UNUSED, - hb_codepoint_t *ab HB_UNUSED, - void *user_data HB_UNUSED) -{ - return false; -} - -static hb_bool_t -hb_unicode_decompose_nil (hb_unicode_funcs_t *ufuncs HB_UNUSED, - hb_codepoint_t ab HB_UNUSED, - hb_codepoint_t *a HB_UNUSED, - hb_codepoint_t *b HB_UNUSED, - void *user_data HB_UNUSED) -{ - return false; -} - - -static unsigned int -hb_unicode_decompose_compatibility_nil (hb_unicode_funcs_t *ufuncs HB_UNUSED, - hb_codepoint_t u HB_UNUSED, - hb_codepoint_t *decomposed HB_UNUSED, - void *user_data HB_UNUSED) -{ - return 0; -} - - -#define HB_UNICODE_FUNCS_IMPLEMENT_SET \ - HB_UNICODE_FUNCS_IMPLEMENT (glib) \ - HB_UNICODE_FUNCS_IMPLEMENT (icu) \ - HB_UNICODE_FUNCS_IMPLEMENT (ucdn) \ - HB_UNICODE_FUNCS_IMPLEMENT (nil) \ - /* ^--- Add new callbacks before nil */ - -#define hb_nil_get_unicode_funcs hb_unicode_funcs_get_empty - -/* Prototype them all */ -#define HB_UNICODE_FUNCS_IMPLEMENT(set) \ -extern "C" hb_unicode_funcs_t *hb_##set##_get_unicode_funcs (void); -HB_UNICODE_FUNCS_IMPLEMENT_SET -#undef HB_UNICODE_FUNCS_IMPLEMENT - - -hb_unicode_funcs_t * -hb_unicode_funcs_get_default (void) -{ -#define HB_UNICODE_FUNCS_IMPLEMENT(set) \ - return hb_##set##_get_unicode_funcs (); - -#ifdef HAVE_GLIB - HB_UNICODE_FUNCS_IMPLEMENT(glib) -#elif defined(HAVE_ICU) - HB_UNICODE_FUNCS_IMPLEMENT(icu) -#elif defined(HAVE_UCDN) - HB_UNICODE_FUNCS_IMPLEMENT(ucdn) -#else -#define HB_UNICODE_FUNCS_NIL 1 - HB_UNICODE_FUNCS_IMPLEMENT(nil) -#endif - -#undef HB_UNICODE_FUNCS_IMPLEMENT -} - -#if !defined(HB_NO_UNICODE_FUNCS) && defined(HB_UNICODE_FUNCS_NIL) -#pragma message("Could not find any Unicode functions implementation, you have to provide your own.") -#pragma message("To suppress this warnings, define HB_NO_UNICODE_FUNCS.") -#endif - -hb_unicode_funcs_t * -hb_unicode_funcs_create (hb_unicode_funcs_t *parent) -{ - hb_unicode_funcs_t *ufuncs; - - if (!(ufuncs = hb_object_create<hb_unicode_funcs_t> ())) - return hb_unicode_funcs_get_empty (); - - if (!parent) - parent = hb_unicode_funcs_get_empty (); - - hb_unicode_funcs_make_immutable (parent); - ufuncs->parent = hb_unicode_funcs_reference (parent); - - ufuncs->func = parent->func; - - /* We can safely copy user_data from parent since we hold a reference - * onto it and it's immutable. We should not copy the destroy notifiers - * though. */ - ufuncs->user_data = parent->user_data; - - return ufuncs; -} - - -const hb_unicode_funcs_t _hb_unicode_funcs_nil = { - HB_OBJECT_HEADER_STATIC, - - NULL, /* parent */ - true, /* immutable */ - { -#define HB_UNICODE_FUNC_IMPLEMENT(name) hb_unicode_##name##_nil, - HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS -#undef HB_UNICODE_FUNC_IMPLEMENT - } -}; - -hb_unicode_funcs_t * -hb_unicode_funcs_get_empty (void) -{ - return const_cast<hb_unicode_funcs_t *> (&_hb_unicode_funcs_nil); -} - -hb_unicode_funcs_t * -hb_unicode_funcs_reference (hb_unicode_funcs_t *ufuncs) -{ - return hb_object_reference (ufuncs); -} - -void -hb_unicode_funcs_destroy (hb_unicode_funcs_t *ufuncs) -{ - if (!hb_object_destroy (ufuncs)) return; - -#define HB_UNICODE_FUNC_IMPLEMENT(name) \ - if (ufuncs->destroy.name) ufuncs->destroy.name (ufuncs->user_data.name); - HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS -#undef HB_UNICODE_FUNC_IMPLEMENT - - hb_unicode_funcs_destroy (ufuncs->parent); - - free (ufuncs); -} - -hb_bool_t -hb_unicode_funcs_set_user_data (hb_unicode_funcs_t *ufuncs, - hb_user_data_key_t *key, - void * data, - hb_destroy_func_t destroy, - hb_bool_t replace) -{ - return hb_object_set_user_data (ufuncs, key, data, destroy, replace); -} - -void * -hb_unicode_funcs_get_user_data (hb_unicode_funcs_t *ufuncs, - hb_user_data_key_t *key) -{ - return hb_object_get_user_data (ufuncs, key); -} - - -void -hb_unicode_funcs_make_immutable (hb_unicode_funcs_t *ufuncs) -{ - if (hb_object_is_inert (ufuncs)) - return; - - ufuncs->immutable = true; -} - -hb_bool_t -hb_unicode_funcs_is_immutable (hb_unicode_funcs_t *ufuncs) -{ - return ufuncs->immutable; -} - -hb_unicode_funcs_t * -hb_unicode_funcs_get_parent (hb_unicode_funcs_t *ufuncs) -{ - return ufuncs->parent ? ufuncs->parent : hb_unicode_funcs_get_empty (); -} - - -#define HB_UNICODE_FUNC_IMPLEMENT(name) \ - \ -void \ -hb_unicode_funcs_set_##name##_func (hb_unicode_funcs_t *ufuncs, \ - hb_unicode_##name##_func_t func, \ - void *user_data, \ - hb_destroy_func_t destroy) \ -{ \ - if (ufuncs->immutable) \ - return; \ - \ - if (ufuncs->destroy.name) \ - ufuncs->destroy.name (ufuncs->user_data.name); \ - \ - if (func) { \ - ufuncs->func.name = func; \ - ufuncs->user_data.name = user_data; \ - ufuncs->destroy.name = destroy; \ - } else { \ - ufuncs->func.name = ufuncs->parent->func.name; \ - ufuncs->user_data.name = ufuncs->parent->user_data.name; \ - ufuncs->destroy.name = NULL; \ - } \ -} - -HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS -#undef HB_UNICODE_FUNC_IMPLEMENT - - -#define HB_UNICODE_FUNC_IMPLEMENT(return_type, name) \ - \ -return_type \ -hb_unicode_##name (hb_unicode_funcs_t *ufuncs, \ - hb_codepoint_t unicode) \ -{ \ - return ufuncs->name (unicode); \ -} -HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS_SIMPLE -#undef HB_UNICODE_FUNC_IMPLEMENT - -hb_bool_t -hb_unicode_compose (hb_unicode_funcs_t *ufuncs, - hb_codepoint_t a, - hb_codepoint_t b, - hb_codepoint_t *ab) -{ - return ufuncs->compose (a, b, ab); -} - -hb_bool_t -hb_unicode_decompose (hb_unicode_funcs_t *ufuncs, - hb_codepoint_t ab, - hb_codepoint_t *a, - hb_codepoint_t *b) -{ - return ufuncs->decompose (ab, a, b); -} - -unsigned int -hb_unicode_decompose_compatibility (hb_unicode_funcs_t *ufuncs, - hb_codepoint_t u, - hb_codepoint_t *decomposed) -{ - return ufuncs->decompose_compatibility (u, decomposed); -} - - -/* See hb-unicode-private.hh for details. */ -const uint8_t -_hb_modified_combining_class[256] = -{ - 0, /* HB_UNICODE_COMBINING_CLASS_NOT_REORDERED */ - 1, /* HB_UNICODE_COMBINING_CLASS_OVERLAY */ - 2, 3, 4, 5, 6, - 7, /* HB_UNICODE_COMBINING_CLASS_NUKTA */ - 8, /* HB_UNICODE_COMBINING_CLASS_KANA_VOICING */ - 9, /* HB_UNICODE_COMBINING_CLASS_VIRAMA */ - - /* Hebrew */ - HB_MODIFIED_COMBINING_CLASS_CCC10, - HB_MODIFIED_COMBINING_CLASS_CCC11, - HB_MODIFIED_COMBINING_CLASS_CCC12, - HB_MODIFIED_COMBINING_CLASS_CCC13, - HB_MODIFIED_COMBINING_CLASS_CCC14, - HB_MODIFIED_COMBINING_CLASS_CCC15, - HB_MODIFIED_COMBINING_CLASS_CCC16, - HB_MODIFIED_COMBINING_CLASS_CCC17, - HB_MODIFIED_COMBINING_CLASS_CCC18, - HB_MODIFIED_COMBINING_CLASS_CCC19, - HB_MODIFIED_COMBINING_CLASS_CCC20, - HB_MODIFIED_COMBINING_CLASS_CCC21, - HB_MODIFIED_COMBINING_CLASS_CCC22, - HB_MODIFIED_COMBINING_CLASS_CCC23, - HB_MODIFIED_COMBINING_CLASS_CCC24, - HB_MODIFIED_COMBINING_CLASS_CCC25, - HB_MODIFIED_COMBINING_CLASS_CCC26, - - /* Arabic */ - HB_MODIFIED_COMBINING_CLASS_CCC27, - HB_MODIFIED_COMBINING_CLASS_CCC28, - HB_MODIFIED_COMBINING_CLASS_CCC29, - HB_MODIFIED_COMBINING_CLASS_CCC30, - HB_MODIFIED_COMBINING_CLASS_CCC31, - HB_MODIFIED_COMBINING_CLASS_CCC32, - HB_MODIFIED_COMBINING_CLASS_CCC33, - HB_MODIFIED_COMBINING_CLASS_CCC34, - HB_MODIFIED_COMBINING_CLASS_CCC35, - - /* Syriac */ - HB_MODIFIED_COMBINING_CLASS_CCC36, - - 37, 38, 39, - 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, - 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, - 80, 81, 82, 83, - - /* Telugu */ - HB_MODIFIED_COMBINING_CLASS_CCC84, - 85, 86, 87, 88, 89, 90, - HB_MODIFIED_COMBINING_CLASS_CCC91, - 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, - - /* Thai */ - HB_MODIFIED_COMBINING_CLASS_CCC103, - 104, 105, 106, - HB_MODIFIED_COMBINING_CLASS_CCC107, - 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, - - /* Lao */ - HB_MODIFIED_COMBINING_CLASS_CCC118, - 119, 120, 121, - HB_MODIFIED_COMBINING_CLASS_CCC122, - 123, 124, 125, 126, 127, 128, - - /* Tibetan */ - HB_MODIFIED_COMBINING_CLASS_CCC129, - HB_MODIFIED_COMBINING_CLASS_CCC130, - 131, - HB_MODIFIED_COMBINING_CLASS_CCC132, - 133, 134, 135, 136, 137, 138, 139, - - - 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, - 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, - 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, - 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, - 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, - 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, - - 200, /* HB_UNICODE_COMBINING_CLASS_ATTACHED_BELOW_LEFT */ - 201, - 202, /* HB_UNICODE_COMBINING_CLASS_ATTACHED_BELOW */ - 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, - 214, /* HB_UNICODE_COMBINING_CLASS_ATTACHED_ABOVE */ - 215, - 216, /* HB_UNICODE_COMBINING_CLASS_ATTACHED_ABOVE_RIGHT */ - 217, - 218, /* HB_UNICODE_COMBINING_CLASS_BELOW_LEFT */ - 219, - 220, /* HB_UNICODE_COMBINING_CLASS_BELOW */ - 221, - 222, /* HB_UNICODE_COMBINING_CLASS_BELOW_RIGHT */ - 223, - 224, /* HB_UNICODE_COMBINING_CLASS_LEFT */ - 225, - 226, /* HB_UNICODE_COMBINING_CLASS_RIGHT */ - 227, - 228, /* HB_UNICODE_COMBINING_CLASS_ABOVE_LEFT */ - 229, - 230, /* HB_UNICODE_COMBINING_CLASS_ABOVE */ - 231, - 232, /* HB_UNICODE_COMBINING_CLASS_ABOVE_RIGHT */ - 233, /* HB_UNICODE_COMBINING_CLASS_DOUBLE_BELOW */ - 234, /* HB_UNICODE_COMBINING_CLASS_DOUBLE_ABOVE */ - 235, 236, 237, 238, 239, - 240, /* HB_UNICODE_COMBINING_CLASS_IOTA_SUBSCRIPT */ - 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, - 255, /* HB_UNICODE_COMBINING_CLASS_INVALID */ -}; 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