From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- gfx/harfbuzz/src/hb-ot-shape-normalize.hh | 71 +++++++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 gfx/harfbuzz/src/hb-ot-shape-normalize.hh (limited to 'gfx/harfbuzz/src/hb-ot-shape-normalize.hh') diff --git a/gfx/harfbuzz/src/hb-ot-shape-normalize.hh b/gfx/harfbuzz/src/hb-ot-shape-normalize.hh new file mode 100644 index 0000000000..12c78a2352 --- /dev/null +++ b/gfx/harfbuzz/src/hb-ot-shape-normalize.hh @@ -0,0 +1,71 @@ +/* + * 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_OT_SHAPE_NORMALIZE_HH +#define HB_OT_SHAPE_NORMALIZE_HH + +#include "hb.hh" + + +/* buffer var allocations, used during the normalization process */ +#define glyph_index() var1.u32 + +struct hb_ot_shape_plan_t; + +enum hb_ot_shape_normalization_mode_t { + HB_OT_SHAPE_NORMALIZATION_MODE_NONE, + HB_OT_SHAPE_NORMALIZATION_MODE_DECOMPOSED, + HB_OT_SHAPE_NORMALIZATION_MODE_COMPOSED_DIACRITICS, /* Never composes base-to-base */ + HB_OT_SHAPE_NORMALIZATION_MODE_COMPOSED_DIACRITICS_NO_SHORT_CIRCUIT, /* Always fully decomposes and then recompose back */ + + HB_OT_SHAPE_NORMALIZATION_MODE_AUTO, /* See hb-ot-shape-normalize.cc for logic. */ + HB_OT_SHAPE_NORMALIZATION_MODE_DEFAULT = HB_OT_SHAPE_NORMALIZATION_MODE_AUTO +}; + +HB_INTERNAL void _hb_ot_shape_normalize (const hb_ot_shape_plan_t *shaper, + hb_buffer_t *buffer, + hb_font_t *font); + + +struct hb_ot_shape_normalize_context_t +{ + const hb_ot_shape_plan_t *plan; + hb_buffer_t *buffer; + hb_font_t *font; + hb_unicode_funcs_t *unicode; + const hb_codepoint_t not_found; + bool (*decompose) (const hb_ot_shape_normalize_context_t *c, + hb_codepoint_t ab, + hb_codepoint_t *a, + hb_codepoint_t *b); + bool (*compose) (const hb_ot_shape_normalize_context_t *c, + hb_codepoint_t a, + hb_codepoint_t b, + hb_codepoint_t *ab); +}; + + +#endif /* HB_OT_SHAPE_NORMALIZE_HH */ -- cgit v1.2.3