1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/harfbuzz/src/hb-ot-shape-normalize-private.hh Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,69 @@
1.4 +/*
1.5 + * Copyright © 2012 Google, Inc.
1.6 + *
1.7 + * This is part of HarfBuzz, a text shaping library.
1.8 + *
1.9 + * Permission is hereby granted, without written agreement and without
1.10 + * license or royalty fees, to use, copy, modify, and distribute this
1.11 + * software and its documentation for any purpose, provided that the
1.12 + * above copyright notice and the following two paragraphs appear in
1.13 + * all copies of this software.
1.14 + *
1.15 + * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
1.16 + * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
1.17 + * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
1.18 + * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
1.19 + * DAMAGE.
1.20 + *
1.21 + * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
1.22 + * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
1.23 + * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
1.24 + * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
1.25 + * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
1.26 + *
1.27 + * Google Author(s): Behdad Esfahbod
1.28 + */
1.29 +
1.30 +#ifndef HB_OT_SHAPE_NORMALIZE_PRIVATE_HH
1.31 +#define HB_OT_SHAPE_NORMALIZE_PRIVATE_HH
1.32 +
1.33 +#include "hb-private.hh"
1.34 +
1.35 +
1.36 +/* buffer var allocations, used during the normalization process */
1.37 +#define glyph_index() var1.u32
1.38 +
1.39 +struct hb_ot_shape_plan_t;
1.40 +
1.41 +enum hb_ot_shape_normalization_mode_t {
1.42 + HB_OT_SHAPE_NORMALIZATION_MODE_NONE,
1.43 + HB_OT_SHAPE_NORMALIZATION_MODE_DECOMPOSED,
1.44 + HB_OT_SHAPE_NORMALIZATION_MODE_COMPOSED_DIACRITICS, /* never composes base-to-base */
1.45 + HB_OT_SHAPE_NORMALIZATION_MODE_COMPOSED_DIACRITICS_NO_SHORT_CIRCUIT, /* always fully decomposes and then recompose back */
1.46 +
1.47 + HB_OT_SHAPE_NORMALIZATION_MODE_DEFAULT = HB_OT_SHAPE_NORMALIZATION_MODE_COMPOSED_DIACRITICS
1.48 +};
1.49 +
1.50 +HB_INTERNAL void _hb_ot_shape_normalize (const hb_ot_shape_plan_t *shaper,
1.51 + hb_buffer_t *buffer,
1.52 + hb_font_t *font);
1.53 +
1.54 +
1.55 +struct hb_ot_shape_normalize_context_t
1.56 +{
1.57 + const hb_ot_shape_plan_t *plan;
1.58 + hb_buffer_t *buffer;
1.59 + hb_font_t *font;
1.60 + hb_unicode_funcs_t *unicode;
1.61 + bool (*decompose) (const hb_ot_shape_normalize_context_t *c,
1.62 + hb_codepoint_t ab,
1.63 + hb_codepoint_t *a,
1.64 + hb_codepoint_t *b);
1.65 + bool (*compose) (const hb_ot_shape_normalize_context_t *c,
1.66 + hb_codepoint_t a,
1.67 + hb_codepoint_t b,
1.68 + hb_codepoint_t *ab);
1.69 +};
1.70 +
1.71 +
1.72 +#endif /* HB_OT_SHAPE_NORMALIZE_PRIVATE_HH */
