diff options
author | Denis Bitouzé <dbitouze@wanadoo.fr> | 2021-02-25 18:23:07 +0000 |
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committer | Denis Bitouzé <dbitouze@wanadoo.fr> | 2021-02-25 18:23:07 +0000 |
commit | c6101f91d071883b48b1b4b51e5eba0f36d9a78d (patch) | |
tree | 1bf7f5a881d7a4f5c5bf59d0b2821943dd822372 /Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-cff1-table.cc | |
parent | 07ee7222e389b0777456b427a55c22d0e6ffd267 (diff) |
French translation for tlmgr updated
git-svn-id: svn://tug.org/texlive/trunk@57912 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-cff1-table.cc')
-rw-r--r-- | Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-cff1-table.cc | 620 |
1 files changed, 0 insertions, 620 deletions
diff --git a/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-cff1-table.cc b/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-cff1-table.cc deleted file mode 100644 index 66b9c8c907a..00000000000 --- a/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-cff1-table.cc +++ /dev/null @@ -1,620 +0,0 @@ -/* - * Copyright © 2018 Adobe 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. - * - * Adobe Author(s): Michiharu Ariza - */ - -#include "hb.hh" - -#ifndef HB_NO_CFF - -#include "hb-draw.hh" -#include "hb-algs.hh" -#include "hb-ot-cff1-table.hh" -#include "hb-cff1-interp-cs.hh" - -using namespace CFF; - -struct sid_to_gid_t -{ - uint16_t sid; - uint8_t gid; - - int cmp (uint16_t a) const - { - if (a == sid) return 0; - return (a < sid) ? -1 : 1; - } -}; - -/* SID to code */ -static const uint8_t standard_encoding_to_code [] = -{ - 0, 32, 33, 34, 35, 36, 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, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, - 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, - 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, - 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 177, - 178, 179, 180, 182, 183, 184, 185, 186, 187, 188, 189, 191, 193, 194, 195, 196, - 197, 198, 199, 200, 202, 203, 205, 206, 207, 208, 225, 227, 232, 233, 234, 235, - 241, 245, 248, 249, 250, 251 -}; - -/* SID to code */ -static const uint8_t expert_encoding_to_code [] = -{ - 0, 32, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 44, 45, 46, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 58, 59, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 47, 0, 0, 0, 0, 0, 0, 0, 0, 0, 87, 88, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 201, 0, 0, 0, 0, 189, 0, 0, 188, 0, - 0, 0, 0, 190, 202, 0, 0, 0, 0, 203, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 33, 34, 36, 37, 38, 39, 40, 41, 42, 43, 48, - 49, 50, 51, 52, 53, 54, 55, 56, 57, 60, 61, 62, 63, 65, 66, 67, - 68, 69, 73, 76, 77, 78, 79, 82, 83, 84, 86, 89, 90, 91, 93, 94, - 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, - 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, - 161, 162, 163, 166, 167, 168, 169, 170, 172, 175, 178, 179, 182, 183, 184, 191, - 192, 193, 194, 195, 196, 197, 200, 204, 205, 206, 207, 208, 209, 210, 211, 212, - 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, - 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, - 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255 -}; - -/* glyph ID to SID */ -static const uint16_t expert_charset_to_sid [] = -{ - 0, 1, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 13, 14, 15, 99, - 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 27, 28, 249, 250, 251, 252, - 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 109, 110, - 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, - 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, - 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, - 315, 316, 317, 318, 158, 155, 163, 319, 320, 321, 322, 323, 324, 325, 326, 150, - 164, 169, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, - 341, 342, 343, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, - 357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, - 373, 374, 375, 376, 377, 378 -}; - -/* glyph ID to SID */ -static const uint16_t expert_subset_charset_to_sid [] = -{ - 0, 1, 231, 232, 235, 236, 237, 238, 13, 14, 15, 99, 239, 240, 241, 242, - 243, 244, 245, 246, 247, 248, 27, 28, 249, 250, 251, 253, 254, 255, 256, 257, - 258, 259, 260, 261, 262, 263, 264, 265, 266, 109, 110, 267, 268, 269, 270, 272, - 300, 301, 302, 305, 314, 315, 158, 155, 163, 320, 321, 322, 323, 324, 325, 326, - 150, 164, 169, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, - 340, 341, 342, 343, 344, 345, 346 -}; - -/* SID to glyph ID */ -static const sid_to_gid_t expert_charset_sid_to_gid [] = -{ - { 1, 1 }, { 13, 12 }, { 14, 13 }, { 15, 14 }, - { 27, 26 }, { 28, 27 }, { 99, 15 }, { 109, 46 }, - { 110, 47 }, { 150, 111 }, { 155, 101 }, { 158, 100 }, - { 163, 102 }, { 164, 112 }, { 169, 113 }, { 229, 2 }, - { 230, 3 }, { 231, 4 }, { 232, 5 }, { 233, 6 }, - { 234, 7 }, { 235, 8 }, { 236, 9 }, { 237, 10 }, - { 238, 11 }, { 239, 16 }, { 240, 17 }, { 241, 18 }, - { 242, 19 }, { 243, 20 }, { 244, 21 }, { 245, 22 }, - { 246, 23 }, { 247, 24 }, { 248, 25 }, { 249, 28 }, - { 250, 29 }, { 251, 30 }, { 252, 31 }, { 253, 32 }, - { 254, 33 }, { 255, 34 }, { 256, 35 }, { 257, 36 }, - { 258, 37 }, { 259, 38 }, { 260, 39 }, { 261, 40 }, - { 262, 41 }, { 263, 42 }, { 264, 43 }, { 265, 44 }, - { 266, 45 }, { 267, 48 }, { 268, 49 }, { 269, 50 }, - { 270, 51 }, { 271, 52 }, { 272, 53 }, { 273, 54 }, - { 274, 55 }, { 275, 56 }, { 276, 57 }, { 277, 58 }, - { 278, 59 }, { 279, 60 }, { 280, 61 }, { 281, 62 }, - { 282, 63 }, { 283, 64 }, { 284, 65 }, { 285, 66 }, - { 286, 67 }, { 287, 68 }, { 288, 69 }, { 289, 70 }, - { 290, 71 }, { 291, 72 }, { 292, 73 }, { 293, 74 }, - { 294, 75 }, { 295, 76 }, { 296, 77 }, { 297, 78 }, - { 298, 79 }, { 299, 80 }, { 300, 81 }, { 301, 82 }, - { 302, 83 }, { 303, 84 }, { 304, 85 }, { 305, 86 }, - { 306, 87 }, { 307, 88 }, { 308, 89 }, { 309, 90 }, - { 310, 91 }, { 311, 92 }, { 312, 93 }, { 313, 94 }, - { 314, 95 }, { 315, 96 }, { 316, 97 }, { 317, 98 }, - { 318, 99 }, { 319, 103 }, { 320, 104 }, { 321, 105 }, - { 322, 106 }, { 323, 107 }, { 324, 108 }, { 325, 109 }, - { 326, 110 }, { 327, 114 }, { 328, 115 }, { 329, 116 }, - { 330, 117 }, { 331, 118 }, { 332, 119 }, { 333, 120 }, - { 334, 121 }, { 335, 122 }, { 336, 123 }, { 337, 124 }, - { 338, 125 }, { 339, 126 }, { 340, 127 }, { 341, 128 }, - { 342, 129 }, { 343, 130 }, { 344, 131 }, { 345, 132 }, - { 346, 133 }, { 347, 134 }, { 348, 135 }, { 349, 136 }, - { 350, 137 }, { 351, 138 }, { 352, 139 }, { 353, 140 }, - { 354, 141 }, { 355, 142 }, { 356, 143 }, { 357, 144 }, - { 358, 145 }, { 359, 146 }, { 360, 147 }, { 361, 148 }, - { 362, 149 }, { 363, 150 }, { 364, 151 }, { 365, 152 }, - { 366, 153 }, { 367, 154 }, { 368, 155 }, { 369, 156 }, - { 370, 157 }, { 371, 158 }, { 372, 159 }, { 373, 160 }, - { 374, 161 }, { 375, 162 }, { 376, 163 }, { 377, 164 }, - { 378, 165 } -}; - -/* SID to glyph ID */ -static const sid_to_gid_t expert_subset_charset_sid_to_gid [] = -{ - { 1, 1 }, { 13, 8 }, { 14, 9 }, { 15, 10 }, - { 27, 22 }, { 28, 23 }, { 99, 11 }, { 109, 41 }, - { 110, 42 }, { 150, 64 }, { 155, 55 }, { 158, 54 }, - { 163, 56 }, { 164, 65 }, { 169, 66 }, { 231, 2 }, - { 232, 3 }, { 235, 4 }, { 236, 5 }, { 237, 6 }, - { 238, 7 }, { 239, 12 }, { 240, 13 }, { 241, 14 }, - { 242, 15 }, { 243, 16 }, { 244, 17 }, { 245, 18 }, - { 246, 19 }, { 247, 20 }, { 248, 21 }, { 249, 24 }, - { 250, 25 }, { 251, 26 }, { 253, 27 }, { 254, 28 }, - { 255, 29 }, { 256, 30 }, { 257, 31 }, { 258, 32 }, - { 259, 33 }, { 260, 34 }, { 261, 35 }, { 262, 36 }, - { 263, 37 }, { 264, 38 }, { 265, 39 }, { 266, 40 }, - { 267, 43 }, { 268, 44 }, { 269, 45 }, { 270, 46 }, - { 272, 47 }, { 300, 48 }, { 301, 49 }, { 302, 50 }, - { 305, 51 }, { 314, 52 }, { 315, 53 }, { 320, 57 }, - { 321, 58 }, { 322, 59 }, { 323, 60 }, { 324, 61 }, - { 325, 62 }, { 326, 63 }, { 327, 67 }, { 328, 68 }, - { 329, 69 }, { 330, 70 }, { 331, 71 }, { 332, 72 }, - { 333, 73 }, { 334, 74 }, { 335, 75 }, { 336, 76 }, - { 337, 77 }, { 338, 78 }, { 339, 79 }, { 340, 80 }, - { 341, 81 }, { 342, 82 }, { 343, 83 }, { 344, 84 }, - { 345, 85 }, { 346, 86 } -}; - -/* code to SID */ -static const uint8_t standard_encoding_to_sid [] = -{ - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, - 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, - 33, 34, 35, 36, 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, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, - 0, 111, 112, 113, 114, 0, 115, 116, 117, 118, 119, 120, 121, 122, 0, 123, - 0, 124, 125, 126, 127, 128, 129, 130, 131, 0, 132, 133, 0, 134, 135, 136, - 137, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 138, 0, 139, 0, 0, 0, 0, 140, 141, 142, 143, 0, 0, 0, 0, - 0, 144, 0, 0, 0, 145, 0, 0, 146, 147, 148, 149, 0, 0, 0, 0 -}; - -hb_codepoint_t OT::cff1::lookup_standard_encoding_for_code (hb_codepoint_t sid) -{ - if (sid < ARRAY_LENGTH (standard_encoding_to_code)) - return (hb_codepoint_t)standard_encoding_to_code[sid]; - else - return 0; -} - -hb_codepoint_t OT::cff1::lookup_expert_encoding_for_code (hb_codepoint_t sid) -{ - if (sid < ARRAY_LENGTH (expert_encoding_to_code)) - return (hb_codepoint_t)expert_encoding_to_code[sid]; - else - return 0; -} - -hb_codepoint_t OT::cff1::lookup_expert_charset_for_sid (hb_codepoint_t glyph) -{ - if (glyph < ARRAY_LENGTH (expert_charset_to_sid)) - return (hb_codepoint_t)expert_charset_to_sid[glyph]; - else - return 0; -} - -hb_codepoint_t OT::cff1::lookup_expert_subset_charset_for_sid (hb_codepoint_t glyph) -{ - if (glyph < ARRAY_LENGTH (expert_subset_charset_to_sid)) - return (hb_codepoint_t)expert_subset_charset_to_sid[glyph]; - else - return 0; -} - -hb_codepoint_t OT::cff1::lookup_expert_charset_for_glyph (hb_codepoint_t sid) -{ - const auto *pair = hb_sorted_array (expert_charset_sid_to_gid).bsearch (sid); - return pair ? pair->gid : 0; -} - -hb_codepoint_t OT::cff1::lookup_expert_subset_charset_for_glyph (hb_codepoint_t sid) -{ - const auto *pair = hb_sorted_array (expert_subset_charset_sid_to_gid).bsearch (sid); - return pair ? pair->gid : 0; -} - -hb_codepoint_t OT::cff1::lookup_standard_encoding_for_sid (hb_codepoint_t code) -{ - if (code < ARRAY_LENGTH (standard_encoding_to_sid)) - return (hb_codepoint_t)standard_encoding_to_sid[code]; - else - return CFF_UNDEF_SID; -} - -struct bounds_t -{ - void init () - { - min.set_int (INT_MAX, INT_MAX); - max.set_int (INT_MIN, INT_MIN); - } - - void update (const point_t &pt) - { - if (pt.x < min.x) min.x = pt.x; - if (pt.x > max.x) max.x = pt.x; - if (pt.y < min.y) min.y = pt.y; - if (pt.y > max.y) max.y = pt.y; - } - - void merge (const bounds_t &b) - { - if (empty ()) - *this = b; - else if (!b.empty ()) - { - if (b.min.x < min.x) min.x = b.min.x; - if (b.max.x > max.x) max.x = b.max.x; - if (b.min.y < min.y) min.y = b.min.y; - if (b.max.y > max.y) max.y = b.max.y; - } - } - - void offset (const point_t &delta) - { - if (!empty ()) - { - min.move (delta); - max.move (delta); - } - } - - bool empty () const { return (min.x >= max.x) || (min.y >= max.y); } - - point_t min; - point_t max; -}; - -struct cff1_extents_param_t -{ - void init (const OT::cff1::accelerator_t *_cff) - { - path_open = false; - cff = _cff; - bounds.init (); - } - - void start_path () { path_open = true; } - void end_path () { path_open = false; } - bool is_path_open () const { return path_open; } - - bool path_open; - bounds_t bounds; - - const OT::cff1::accelerator_t *cff; -}; - -struct cff1_path_procs_extents_t : path_procs_t<cff1_path_procs_extents_t, cff1_cs_interp_env_t, cff1_extents_param_t> -{ - static void moveto (cff1_cs_interp_env_t &env, cff1_extents_param_t& param, const point_t &pt) - { - param.end_path (); - env.moveto (pt); - } - - static void line (cff1_cs_interp_env_t &env, cff1_extents_param_t& param, const point_t &pt1) - { - if (!param.is_path_open ()) - { - param.start_path (); - param.bounds.update (env.get_pt ()); - } - env.moveto (pt1); - param.bounds.update (env.get_pt ()); - } - - static void curve (cff1_cs_interp_env_t &env, cff1_extents_param_t& param, const point_t &pt1, const point_t &pt2, const point_t &pt3) - { - if (!param.is_path_open ()) - { - param.start_path (); - param.bounds.update (env.get_pt ()); - } - /* include control points */ - param.bounds.update (pt1); - param.bounds.update (pt2); - env.moveto (pt3); - param.bounds.update (env.get_pt ()); - } -}; - -static bool _get_bounds (const OT::cff1::accelerator_t *cff, hb_codepoint_t glyph, bounds_t &bounds, bool in_seac=false); - -struct cff1_cs_opset_extents_t : cff1_cs_opset_t<cff1_cs_opset_extents_t, cff1_extents_param_t, cff1_path_procs_extents_t> -{ - static void process_seac (cff1_cs_interp_env_t &env, cff1_extents_param_t& param) - { - unsigned int n = env.argStack.get_count (); - point_t delta; - delta.x = env.argStack[n-4]; - delta.y = env.argStack[n-3]; - hb_codepoint_t base = param.cff->std_code_to_glyph (env.argStack[n-2].to_int ()); - hb_codepoint_t accent = param.cff->std_code_to_glyph (env.argStack[n-1].to_int ()); - - bounds_t base_bounds, accent_bounds; - if (likely (!env.in_seac && base && accent - && _get_bounds (param.cff, base, base_bounds, true) - && _get_bounds (param.cff, accent, accent_bounds, true))) - { - param.bounds.merge (base_bounds); - accent_bounds.offset (delta); - param.bounds.merge (accent_bounds); - } - else - env.set_error (); - } -}; - -bool _get_bounds (const OT::cff1::accelerator_t *cff, hb_codepoint_t glyph, bounds_t &bounds, bool in_seac) -{ - bounds.init (); - if (unlikely (!cff->is_valid () || (glyph >= cff->num_glyphs))) return false; - - unsigned int fd = cff->fdSelect->get_fd (glyph); - cff1_cs_interpreter_t<cff1_cs_opset_extents_t, cff1_extents_param_t> interp; - const byte_str_t str = (*cff->charStrings)[glyph]; - interp.env.init (str, *cff, fd); - interp.env.set_in_seac (in_seac); - cff1_extents_param_t param; - param.init (cff); - if (unlikely (!interp.interpret (param))) return false; - bounds = param.bounds; - return true; -} - -bool OT::cff1::accelerator_t::get_extents (hb_font_t *font, hb_codepoint_t glyph, hb_glyph_extents_t *extents) const -{ -#ifdef HB_NO_OT_FONT_CFF - /* XXX Remove check when this code moves to .hh file. */ - return true; -#endif - - bounds_t bounds; - - if (!_get_bounds (this, glyph, bounds)) - return false; - - if (bounds.min.x >= bounds.max.x) - { - extents->width = 0; - extents->x_bearing = 0; - } - else - { - extents->x_bearing = font->em_scalef_x (bounds.min.x.to_real ()); - extents->width = font->em_scalef_x (bounds.max.x.to_real () - bounds.min.x.to_real ()); - } - if (bounds.min.y >= bounds.max.y) - { - extents->height = 0; - extents->y_bearing = 0; - } - else - { - extents->y_bearing = font->em_scalef_y (bounds.max.y.to_real ()); - extents->height = font->em_scalef_y (bounds.min.y.to_real () - bounds.max.y.to_real ()); - } - - return true; -} - -#ifdef HB_EXPERIMENTAL_API -struct cff1_path_param_t -{ - cff1_path_param_t (const OT::cff1::accelerator_t *cff_, hb_font_t *font_, - draw_helper_t &draw_helper_, point_t *delta_) - { - draw_helper = &draw_helper_; - cff = cff_; - font = font_; - delta = delta_; - } - - void move_to (const point_t &p) - { - point_t point = p; - if (delta) point.move (*delta); - draw_helper->move_to (font->em_scalef_x (point.x.to_real ()), font->em_scalef_y (point.y.to_real ())); - } - - void line_to (const point_t &p) - { - point_t point = p; - if (delta) point.move (*delta); - draw_helper->line_to (font->em_scalef_x (point.x.to_real ()), font->em_scalef_y (point.y.to_real ())); - } - - void cubic_to (const point_t &p1, const point_t &p2, const point_t &p3) - { - point_t point1 = p1, point2 = p2, point3 = p3; - if (delta) - { - point1.move (*delta); - point2.move (*delta); - point3.move (*delta); - } - draw_helper->cubic_to (font->em_scalef_x (point1.x.to_real ()), font->em_scalef_y (point1.y.to_real ()), - font->em_scalef_x (point2.x.to_real ()), font->em_scalef_y (point2.y.to_real ()), - font->em_scalef_x (point3.x.to_real ()), font->em_scalef_y (point3.y.to_real ())); - } - - void end_path () { draw_helper->end_path (); } - - hb_font_t *font; - draw_helper_t *draw_helper; - point_t *delta; - - const OT::cff1::accelerator_t *cff; -}; - -struct cff1_path_procs_path_t : path_procs_t<cff1_path_procs_path_t, cff1_cs_interp_env_t, cff1_path_param_t> -{ - static void moveto (cff1_cs_interp_env_t &env, cff1_path_param_t& param, const point_t &pt) - { - param.move_to (pt); - env.moveto (pt); - } - - static void line (cff1_cs_interp_env_t &env, cff1_path_param_t ¶m, const point_t &pt1) - { - param.line_to (pt1); - env.moveto (pt1); - } - - static void curve (cff1_cs_interp_env_t &env, cff1_path_param_t ¶m, const point_t &pt1, const point_t &pt2, const point_t &pt3) - { - param.cubic_to (pt1, pt2, pt3); - env.moveto (pt3); - } -}; - -static bool _get_path (const OT::cff1::accelerator_t *cff, hb_font_t *font, hb_codepoint_t glyph, - draw_helper_t &draw_helper, bool in_seac = false, point_t *delta = nullptr); - -struct cff1_cs_opset_path_t : cff1_cs_opset_t<cff1_cs_opset_path_t, cff1_path_param_t, cff1_path_procs_path_t> -{ - static void process_seac (cff1_cs_interp_env_t &env, cff1_path_param_t& param) - { - /* End previous path */ - param.end_path (); - - unsigned int n = env.argStack.get_count (); - point_t delta; - delta.x = env.argStack[n-4]; - delta.y = env.argStack[n-3]; - hb_codepoint_t base = param.cff->std_code_to_glyph (env.argStack[n-2].to_int ()); - hb_codepoint_t accent = param.cff->std_code_to_glyph (env.argStack[n-1].to_int ()); - - if (unlikely (!(!env.in_seac && base && accent - && _get_path (param.cff, param.font, base, *param.draw_helper, true) - && _get_path (param.cff, param.font, accent, *param.draw_helper, true, &delta)))) - env.set_error (); - } -}; - -bool _get_path (const OT::cff1::accelerator_t *cff, hb_font_t *font, hb_codepoint_t glyph, - draw_helper_t &draw_helper, bool in_seac, point_t *delta) -{ - if (unlikely (!cff->is_valid () || (glyph >= cff->num_glyphs))) return false; - - unsigned int fd = cff->fdSelect->get_fd (glyph); - cff1_cs_interpreter_t<cff1_cs_opset_path_t, cff1_path_param_t> interp; - const byte_str_t str = (*cff->charStrings)[glyph]; - interp.env.init (str, *cff, fd); - interp.env.set_in_seac (in_seac); - cff1_path_param_t param (cff, font, draw_helper, delta); - if (unlikely (!interp.interpret (param))) return false; - - /* Let's end the path specially since it is called inside seac also */ - param.end_path (); - - return true; -} - -bool OT::cff1::accelerator_t::get_path (hb_font_t *font, hb_codepoint_t glyph, draw_helper_t &draw_helper) const -{ -#ifdef HB_NO_OT_FONT_CFF - /* XXX Remove check when this code moves to .hh file. */ - return true; -#endif - - return _get_path (this, font, glyph, draw_helper); -} -#endif - -struct get_seac_param_t -{ - void init (const OT::cff1::accelerator_t *_cff) - { - cff = _cff; - base = 0; - accent = 0; - } - - bool has_seac () const { return base && accent; } - - const OT::cff1::accelerator_t *cff; - hb_codepoint_t base; - hb_codepoint_t accent; -}; - -struct cff1_cs_opset_seac_t : cff1_cs_opset_t<cff1_cs_opset_seac_t, get_seac_param_t> -{ - static void process_seac (cff1_cs_interp_env_t &env, get_seac_param_t& param) - { - unsigned int n = env.argStack.get_count (); - hb_codepoint_t base_char = (hb_codepoint_t)env.argStack[n-2].to_int (); - hb_codepoint_t accent_char = (hb_codepoint_t)env.argStack[n-1].to_int (); - - param.base = param.cff->std_code_to_glyph (base_char); - param.accent = param.cff->std_code_to_glyph (accent_char); - } -}; - -bool OT::cff1::accelerator_t::get_seac_components (hb_codepoint_t glyph, hb_codepoint_t *base, hb_codepoint_t *accent) const -{ - if (unlikely (!is_valid () || (glyph >= num_glyphs))) return false; - - unsigned int fd = fdSelect->get_fd (glyph); - cff1_cs_interpreter_t<cff1_cs_opset_seac_t, get_seac_param_t> interp; - const byte_str_t str = (*charStrings)[glyph]; - interp.env.init (str, *this, fd); - get_seac_param_t param; - param.init (this); - if (unlikely (!interp.interpret (param))) return false; - - if (param.has_seac ()) - { - *base = param.base; - *accent = param.accent; - return true; - } - return false; -} - - -#endif |