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| -rw-r--r-- | src/2geom/svg-path-parser.cpp | 1615 |
1 files changed, 1615 insertions, 0 deletions
diff --git a/src/2geom/svg-path-parser.cpp b/src/2geom/svg-path-parser.cpp new file mode 100644 index 0000000..6a1cb15 --- /dev/null +++ b/src/2geom/svg-path-parser.cpp @@ -0,0 +1,1615 @@ + +#line 1 "svg-path-parser.rl" +/** + * \file + * \brief parse SVG path specifications + * + * Copyright 2007 MenTaLguY <mental@rydia.net> + * Copyright 2007 Aaron Spike <aaron@ekips.org> + * + * This library is free software; you can redistribute it and/or + * modify it either under the terms of the GNU Lesser General Public + * License version 2.1 as published by the Free Software Foundation + * (the "LGPL") or, at your option, under the terms of the Mozilla + * Public License Version 1.1 (the "MPL"). If you do not alter this + * notice, a recipient may use your version of this file under either + * the MPL or the LGPL. + * + * You should have received a copy of the LGPL along with this library + * in the file COPYING-LGPL-2.1; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * You should have received a copy of the MPL along with this library + * in the file COPYING-MPL-1.1 + * + * The contents of this file are subject to the Mozilla Public License + * Version 1.1 (the "License"); you may not use this file except in + * compliance with the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY + * OF ANY KIND, either express or implied. See the LGPL or the MPL for + * the specific language governing rights and limitations. + * + */ + +#include <cstdio> +#include <cmath> +#include <vector> +#include <glib.h> + +#include <2geom/point.h> +#include <2geom/svg-path-parser.h> +#include <2geom/angle.h> + +namespace Geom { + + +#line 48 "svg-path-parser.cpp" +static const char _svg_path_actions[] = { + 0, 1, 0, 1, 1, 1, 2, 1, + 3, 1, 4, 1, 5, 1, 15, 2, + 1, 0, 2, 1, 6, 2, 1, 7, + 2, 1, 8, 2, 1, 9, 2, 1, + 10, 2, 1, 11, 2, 1, 12, 2, + 1, 13, 2, 1, 14, 2, 2, 0, + 2, 3, 0, 2, 4, 0, 2, 5, + 0, 3, 1, 6, 0, 3, 1, 7, + 0, 3, 1, 8, 0, 3, 1, 9, + 0, 3, 1, 10, 0, 3, 1, 11, + 0, 3, 1, 12, 0, 3, 1, 13, + 0, 3, 1, 14, 0 +}; + +static const short _svg_path_key_offsets[] = { + 0, 0, 9, 18, 21, 23, 35, 45, + 48, 50, 53, 55, 67, 77, 80, 82, + 91, 103, 112, 121, 130, 133, 135, 147, + 157, 160, 162, 174, 184, 187, 189, 198, + 205, 211, 218, 225, 231, 241, 251, 254, + 256, 268, 278, 281, 283, 295, 304, 316, + 325, 335, 339, 341, 348, 352, 354, 364, + 368, 370, 380, 389, 398, 401, 403, 415, + 425, 428, 430, 442, 452, 455, 457, 469, + 479, 482, 484, 496, 506, 509, 511, 523, + 533, 536, 538, 550, 559, 571, 580, 592, + 601, 613, 622, 634, 643, 647, 649, 658, + 667, 670, 672, 676, 678, 687, 696, 705, + 708, 710, 722, 732, 735, 737, 749, 759, + 762, 764, 776, 786, 789, 791, 803, 812, + 824, 833, 845, 854, 858, 860, 869, 878, + 881, 883, 895, 905, 908, 910, 922, 932, + 935, 937, 949, 959, 962, 964, 976, 985, + 997, 1006, 1018, 1027, 1031, 1033, 1042, 1051, + 1054, 1056, 1068, 1078, 1081, 1083, 1095, 1104, + 1108, 1110, 1119, 1128, 1131, 1133, 1137, 1139, + 1148, 1157, 1166, 1175, 1184, 1196, 1205, 1209, + 1211, 1220, 1229, 1238, 1247, 1251, 1253, 1263, + 1267, 1269, 1279, 1283, 1285, 1295, 1299, 1301, + 1311, 1315, 1317, 1327, 1331, 1333, 1343, 1347, + 1349, 1359, 1363, 1365, 1375, 1379, 1381, 1391, + 1395, 1397, 1407, 1411, 1413, 1423, 1427, 1429, + 1439, 1443, 1445, 1455, 1459, 1461, 1470, 1474, + 1476, 1486, 1498, 1507, 1517, 1524, 1528, 1530, + 1534, 1536, 1546, 1552, 1584, 1614, 1646, 1678, + 1710, 1740, 1772, 1802, 1834, 1864, 1896, 1926, + 1958, 1988, 2020, 2050, 2082, 2112, 2144, 2174, + 2206, 2236, 2268, 2298, 2330, 2360, 2392, 2422, + 2454, 2484, 2508, 2532, 2564, 2594, 2624, 2656 +}; + +static const char _svg_path_trans_keys[] = { + 13, 32, 43, 45, 46, 9, 10, 48, + 57, 13, 32, 43, 45, 46, 9, 10, + 48, 57, 46, 48, 57, 48, 57, 13, + 32, 44, 46, 69, 101, 9, 10, 43, + 45, 48, 57, 13, 32, 44, 46, 9, + 10, 43, 45, 48, 57, 46, 48, 57, + 48, 57, 46, 48, 57, 48, 57, 13, + 32, 44, 46, 69, 101, 9, 10, 43, + 45, 48, 57, 13, 32, 44, 46, 9, + 10, 43, 45, 48, 57, 46, 48, 57, + 48, 57, 13, 32, 43, 45, 46, 9, + 10, 48, 57, 13, 32, 44, 46, 69, + 101, 9, 10, 43, 45, 48, 57, 13, + 32, 43, 45, 46, 9, 10, 48, 57, + 13, 32, 43, 45, 46, 9, 10, 48, + 57, 13, 32, 43, 45, 46, 9, 10, + 48, 57, 46, 48, 57, 48, 57, 13, + 32, 44, 46, 69, 101, 9, 10, 43, + 45, 48, 57, 13, 32, 44, 46, 9, + 10, 43, 45, 48, 57, 46, 48, 57, + 48, 57, 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115, 116, 118, 122, 9, 10, + 43, 45, 48, 57, 13, 32, 44, 46, + 65, 67, 72, 76, 77, 81, 83, 84, + 86, 90, 97, 99, 104, 108, 109, 113, + 115, 116, 118, 122, 9, 10, 43, 45, + 48, 57, 13, 32, 44, 46, 65, 67, + 69, 72, 76, 77, 81, 83, 84, 86, + 90, 97, 99, 101, 104, 108, 109, 113, + 115, 116, 118, 122, 9, 10, 43, 45, + 48, 57, 13, 32, 44, 46, 65, 67, + 72, 76, 77, 81, 83, 84, 86, 90, + 97, 99, 104, 108, 109, 113, 115, 116, + 118, 122, 9, 10, 43, 45, 48, 57, + 13, 32, 44, 46, 65, 67, 69, 72, + 76, 77, 81, 83, 84, 86, 90, 97, + 99, 101, 104, 108, 109, 113, 115, 116, + 118, 122, 9, 10, 43, 45, 48, 57, + 13, 32, 44, 46, 65, 67, 72, 76, + 77, 81, 83, 84, 86, 90, 97, 99, + 104, 108, 109, 113, 115, 116, 118, 122, + 9, 10, 43, 45, 48, 57, 13, 32, + 44, 46, 65, 67, 69, 72, 76, 77, + 81, 83, 84, 86, 90, 97, 99, 101, + 104, 108, 109, 113, 115, 116, 118, 122, + 9, 10, 43, 45, 48, 57, 13, 32, + 44, 46, 65, 67, 72, 76, 77, 81, + 83, 84, 86, 90, 97, 99, 104, 108, + 109, 113, 115, 116, 118, 122, 9, 10, + 43, 45, 48, 57, 13, 32, 65, 67, + 72, 76, 77, 81, 83, 84, 86, 90, + 97, 99, 104, 108, 109, 113, 115, 116, + 118, 122, 9, 10, 13, 32, 65, 67, + 72, 76, 77, 81, 83, 84, 86, 90, + 97, 99, 104, 108, 109, 113, 115, 116, + 118, 122, 9, 10, 13, 32, 44, 46, + 65, 67, 69, 72, 76, 77, 81, 83, + 84, 86, 90, 97, 99, 101, 104, 108, + 109, 113, 115, 116, 118, 122, 9, 10, + 43, 45, 48, 57, 13, 32, 44, 46, + 65, 67, 72, 76, 77, 81, 83, 84, + 86, 90, 97, 99, 104, 108, 109, 113, + 115, 116, 118, 122, 9, 10, 43, 45, + 48, 57, 13, 32, 44, 46, 65, 67, + 72, 76, 77, 81, 83, 84, 86, 90, + 97, 99, 104, 108, 109, 113, 115, 116, + 118, 122, 9, 10, 43, 45, 48, 57, + 13, 32, 44, 46, 65, 67, 69, 72, + 76, 77, 81, 83, 84, 86, 90, 97, + 99, 101, 104, 108, 109, 113, 115, 116, + 118, 122, 9, 10, 43, 45, 48, 57, + 13, 32, 44, 46, 65, 67, 72, 76, + 77, 81, 83, 84, 86, 90, 97, 99, + 104, 108, 109, 113, 115, 116, 118, 122, + 9, 10, 43, 45, 48, 57, 0 +}; + +static const char _svg_path_single_lengths[] = { + 0, 5, 5, 1, 0, 6, 4, 1, + 0, 1, 0, 6, 4, 1, 0, 5, + 6, 5, 5, 5, 1, 0, 6, 4, + 1, 0, 6, 4, 1, 0, 5, 5, + 4, 5, 5, 4, 4, 4, 1, 0, + 6, 4, 1, 0, 6, 5, 6, 5, + 6, 2, 0, 3, 2, 0, 4, 2, + 0, 4, 5, 5, 1, 0, 6, 4, + 1, 0, 6, 4, 1, 0, 6, 4, + 1, 0, 6, 4, 1, 0, 6, 4, + 1, 0, 6, 5, 6, 5, 6, 5, + 6, 5, 6, 5, 2, 0, 5, 5, + 1, 0, 2, 0, 5, 5, 5, 1, + 0, 6, 4, 1, 0, 6, 4, 1, + 0, 6, 4, 1, 0, 6, 5, 6, + 5, 6, 5, 2, 0, 5, 5, 1, + 0, 6, 4, 1, 0, 6, 4, 1, + 0, 6, 4, 1, 0, 6, 5, 6, + 5, 6, 5, 2, 0, 5, 5, 1, + 0, 6, 4, 1, 0, 6, 5, 2, + 0, 5, 5, 1, 0, 2, 0, 5, + 5, 5, 5, 5, 6, 5, 2, 0, + 5, 5, 5, 5, 2, 0, 4, 2, + 0, 4, 2, 0, 4, 2, 0, 4, + 2, 0, 4, 2, 0, 4, 2, 0, + 4, 2, 0, 4, 2, 0, 4, 2, + 0, 4, 2, 0, 4, 2, 0, 4, + 2, 0, 4, 2, 0, 5, 2, 0, + 4, 6, 5, 4, 5, 2, 0, 2, + 0, 4, 4, 26, 24, 26, 26, 26, + 24, 26, 24, 26, 24, 26, 24, 26, + 24, 26, 24, 26, 24, 26, 24, 26, + 24, 26, 24, 26, 24, 26, 24, 26, + 24, 22, 22, 26, 24, 24, 26, 24 +}; + +static const char _svg_path_range_lengths[] = { + 0, 2, 2, 1, 1, 3, 3, 1, + 1, 1, 1, 3, 3, 1, 1, 2, + 3, 2, 2, 2, 1, 1, 3, 3, + 1, 1, 3, 3, 1, 1, 2, 1, + 1, 1, 1, 1, 3, 3, 1, 1, + 3, 3, 1, 1, 3, 2, 3, 2, + 2, 1, 1, 2, 1, 1, 3, 1, + 1, 3, 2, 2, 1, 1, 3, 3, + 1, 1, 3, 3, 1, 1, 3, 3, + 1, 1, 3, 3, 1, 1, 3, 3, + 1, 1, 3, 2, 3, 2, 3, 2, + 3, 2, 3, 2, 1, 1, 2, 2, + 1, 1, 1, 1, 2, 2, 2, 1, + 1, 3, 3, 1, 1, 3, 3, 1, + 1, 3, 3, 1, 1, 3, 2, 3, + 2, 3, 2, 1, 1, 2, 2, 1, + 1, 3, 3, 1, 1, 3, 3, 1, + 1, 3, 3, 1, 1, 3, 2, 3, + 2, 3, 2, 1, 1, 2, 2, 1, + 1, 3, 3, 1, 1, 3, 2, 1, + 1, 2, 2, 1, 1, 1, 1, 2, + 2, 2, 2, 2, 3, 2, 1, 1, + 2, 2, 2, 2, 1, 1, 3, 1, + 1, 3, 1, 1, 3, 1, 1, 3, + 1, 1, 3, 1, 1, 3, 1, 1, + 3, 1, 1, 3, 1, 1, 3, 1, + 1, 3, 1, 1, 3, 1, 1, 3, + 1, 1, 3, 1, 1, 2, 1, 1, + 3, 3, 2, 3, 1, 1, 1, 1, + 1, 3, 1, 3, 3, 3, 3, 3, + 3, 3, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 3, 3, 3, 3, 3, + 3, 1, 1, 3, 3, 3, 3, 3 +}; + +static const short _svg_path_index_offsets[] = { + 0, 0, 8, 16, 19, 21, 31, 39, + 42, 44, 47, 49, 59, 67, 70, 72, + 80, 90, 98, 106, 114, 117, 119, 129, + 137, 140, 142, 152, 160, 163, 165, 173, + 180, 186, 193, 200, 206, 214, 222, 225, + 227, 237, 245, 248, 250, 260, 268, 278, + 286, 295, 299, 301, 307, 311, 313, 321, + 325, 327, 335, 343, 351, 354, 356, 366, + 374, 377, 379, 389, 397, 400, 402, 412, + 420, 423, 425, 435, 443, 446, 448, 458, + 466, 469, 471, 481, 489, 499, 507, 517, + 525, 535, 543, 553, 561, 565, 567, 575, + 583, 586, 588, 592, 594, 602, 610, 618, + 621, 623, 633, 641, 644, 646, 656, 664, + 667, 669, 679, 687, 690, 692, 702, 710, + 720, 728, 738, 746, 750, 752, 760, 768, + 771, 773, 783, 791, 794, 796, 806, 814, + 817, 819, 829, 837, 840, 842, 852, 860, + 870, 878, 888, 896, 900, 902, 910, 918, + 921, 923, 933, 941, 944, 946, 956, 964, + 968, 970, 978, 986, 989, 991, 995, 997, + 1005, 1013, 1021, 1029, 1037, 1047, 1055, 1059, + 1061, 1069, 1077, 1085, 1093, 1097, 1099, 1107, + 1111, 1113, 1121, 1125, 1127, 1135, 1139, 1141, + 1149, 1153, 1155, 1163, 1167, 1169, 1177, 1181, + 1183, 1191, 1195, 1197, 1205, 1209, 1211, 1219, + 1223, 1225, 1233, 1237, 1239, 1247, 1251, 1253, + 1261, 1265, 1267, 1275, 1279, 1281, 1289, 1293, + 1295, 1303, 1313, 1321, 1329, 1336, 1340, 1342, + 1346, 1348, 1356, 1362, 1392, 1420, 1450, 1480, + 1510, 1538, 1568, 1596, 1626, 1654, 1684, 1712, + 1742, 1770, 1800, 1828, 1858, 1886, 1916, 1944, + 1974, 2002, 2032, 2060, 2090, 2118, 2148, 2176, + 2206, 2234, 2258, 2282, 2312, 2340, 2368, 2398 +}; + +static const short _svg_path_indicies[] = { + 0, 0, 2, 2, 3, 0, 4, 1, + 5, 5, 6, 6, 7, 5, 8, 1, + 9, 10, 1, 11, 1, 12, 12, 14, + 15, 16, 16, 12, 13, 11, 1, 17, + 17, 19, 20, 17, 18, 21, 1, 22, + 23, 1, 24, 1, 25, 26, 1, 27, + 1, 28, 28, 30, 31, 32, 32, 28, + 29, 27, 1, 33, 33, 35, 36, 33, + 34, 37, 1, 38, 39, 1, 40, 1, + 41, 41, 42, 42, 43, 41, 44, 1, + 28, 28, 30, 27, 32, 32, 28, 29, + 26, 1, 35, 35, 34, 34, 36, 35, + 37, 1, 45, 45, 46, 46, 47, 45, + 48, 1, 49, 49, 50, 50, 51, 49, + 52, 1, 53, 54, 1, 55, 1, 56, + 56, 58, 59, 60, 60, 56, 57, 55, + 1, 61, 61, 63, 64, 61, 62, 65, + 1, 66, 67, 1, 68, 1, 69, 69, + 71, 72, 73, 73, 69, 70, 68, 1, + 74, 74, 76, 77, 74, 75, 78, 1, + 79, 80, 1, 81, 1, 82, 82, 83, + 84, 84, 82, 81, 1, 85, 85, 86, + 87, 88, 85, 1, 86, 86, 87, 88, + 86, 1, 89, 89, 90, 91, 92, 89, + 1, 93, 93, 94, 95, 96, 93, 1, + 94, 94, 95, 96, 94, 1, 97, 97, + 99, 100, 97, 98, 101, 1, 102, 102, + 104, 105, 102, 103, 106, 1, 107, 108, + 1, 109, 1, 110, 110, 112, 113, 114, + 114, 110, 111, 109, 1, 115, 115, 117, + 118, 115, 116, 119, 1, 120, 121, 1, + 122, 1, 56, 56, 58, 55, 60, 60, + 56, 57, 54, 1, 63, 63, 62, 62, + 64, 63, 65, 1, 69, 69, 71, 68, + 73, 73, 69, 70, 67, 1, 76, 76, + 75, 75, 77, 76, 78, 1, 82, 82, + 83, 81, 84, 84, 82, 80, 1, 123, + 123, 124, 1, 124, 1, 82, 82, 83, + 82, 124, 1, 125, 125, 126, 1, 126, + 1, 69, 69, 71, 72, 69, 70, 126, + 1, 127, 127, 128, 1, 128, 1, 56, + 56, 58, 59, 56, 57, 128, 1, 129, + 129, 130, 130, 131, 129, 132, 1, 133, + 133, 134, 134, 135, 133, 136, 1, 137, + 138, 1, 139, 1, 140, 140, 142, 143, + 144, 144, 140, 141, 139, 1, 145, 145, + 147, 148, 145, 146, 149, 1, 150, 151, + 1, 152, 1, 153, 153, 155, 156, 157, + 157, 153, 154, 152, 1, 158, 158, 160, + 161, 158, 159, 162, 1, 163, 164, 1, + 165, 1, 166, 166, 168, 169, 170, 170, + 166, 167, 165, 1, 171, 171, 173, 174, + 171, 172, 175, 1, 176, 177, 1, 178, + 1, 179, 179, 181, 182, 183, 183, 179, + 180, 178, 1, 184, 184, 186, 187, 184, + 185, 188, 1, 189, 190, 1, 191, 1, + 192, 192, 194, 195, 196, 196, 192, 193, + 191, 1, 197, 197, 199, 200, 197, 198, + 201, 1, 202, 203, 1, 204, 1, 140, + 140, 142, 139, 144, 144, 140, 141, 138, + 1, 147, 147, 146, 146, 148, 147, 149, + 1, 153, 153, 155, 152, 157, 157, 153, + 154, 151, 1, 160, 160, 159, 159, 161, + 160, 162, 1, 166, 166, 168, 165, 170, + 170, 166, 167, 164, 1, 173, 173, 172, + 172, 174, 173, 175, 1, 179, 179, 181, + 178, 183, 183, 179, 180, 177, 1, 186, + 186, 185, 185, 187, 186, 188, 1, 192, + 192, 194, 191, 196, 196, 192, 193, 190, + 1, 199, 199, 198, 198, 200, 199, 201, + 1, 205, 205, 206, 1, 206, 1, 207, + 207, 208, 208, 209, 207, 210, 1, 211, + 211, 212, 212, 213, 211, 214, 1, 215, + 216, 1, 217, 1, 218, 218, 219, 1, + 219, 1, 220, 220, 221, 221, 222, 220, + 223, 1, 224, 224, 225, 225, 226, 224, + 227, 1, 228, 228, 229, 229, 230, 228, + 231, 1, 232, 233, 1, 234, 1, 235, + 235, 237, 238, 239, 239, 235, 236, 234, + 1, 240, 240, 242, 243, 240, 241, 244, + 1, 245, 246, 1, 247, 1, 248, 248, + 250, 251, 252, 252, 248, 249, 247, 1, + 253, 253, 255, 256, 253, 254, 257, 1, + 258, 259, 1, 260, 1, 261, 261, 263, + 264, 265, 265, 261, 262, 260, 1, 266, + 266, 268, 269, 266, 267, 270, 1, 271, + 272, 1, 273, 1, 235, 235, 237, 234, + 239, 239, 235, 236, 233, 1, 242, 242, + 241, 241, 243, 242, 244, 1, 248, 248, + 250, 247, 252, 252, 248, 249, 246, 1, + 255, 255, 254, 254, 256, 255, 257, 1, + 261, 261, 263, 260, 265, 265, 261, 262, + 259, 1, 268, 268, 267, 267, 269, 268, + 270, 1, 274, 274, 275, 1, 275, 1, + 276, 276, 277, 277, 278, 276, 279, 1, + 280, 280, 281, 281, 282, 280, 283, 1, + 284, 285, 1, 286, 1, 287, 287, 289, + 290, 291, 291, 287, 288, 286, 1, 292, + 292, 294, 295, 292, 293, 296, 1, 297, + 298, 1, 299, 1, 300, 300, 302, 303, + 304, 304, 300, 301, 299, 1, 305, 305, + 307, 308, 305, 306, 309, 1, 310, 311, + 1, 312, 1, 313, 313, 315, 316, 317, + 317, 313, 314, 312, 1, 318, 318, 320, + 321, 318, 319, 322, 1, 323, 324, 1, + 325, 1, 287, 287, 289, 286, 291, 291, + 287, 288, 285, 1, 294, 294, 293, 293, + 295, 294, 296, 1, 300, 300, 302, 299, + 304, 304, 300, 301, 298, 1, 307, 307, + 306, 306, 308, 307, 309, 1, 313, 313, + 315, 312, 317, 317, 313, 314, 311, 1, + 320, 320, 319, 319, 321, 320, 322, 1, + 326, 326, 327, 1, 327, 1, 328, 328, + 329, 329, 330, 328, 331, 1, 332, 332, + 333, 333, 334, 332, 335, 1, 336, 337, + 1, 338, 1, 339, 339, 341, 342, 343, + 343, 339, 340, 338, 1, 344, 344, 346, + 347, 344, 345, 348, 1, 349, 350, 1, + 351, 1, 339, 339, 341, 338, 343, 343, + 339, 340, 337, 1, 346, 346, 345, 345, + 347, 346, 348, 1, 352, 352, 353, 1, + 353, 1, 354, 354, 355, 355, 356, 354, + 357, 1, 358, 358, 359, 359, 360, 358, + 361, 1, 362, 363, 1, 364, 1, 365, + 365, 366, 1, 366, 1, 367, 367, 368, + 368, 369, 367, 370, 1, 371, 371, 372, + 372, 373, 371, 374, 1, 375, 375, 376, + 376, 377, 375, 378, 1, 379, 379, 380, + 380, 381, 379, 382, 1, 383, 383, 384, + 384, 385, 383, 386, 1, 12, 12, 14, + 11, 16, 16, 12, 13, 10, 1, 19, + 19, 18, 18, 20, 19, 21, 1, 387, + 387, 388, 1, 388, 1, 389, 389, 390, + 390, 391, 389, 392, 1, 393, 393, 394, + 394, 395, 393, 396, 1, 397, 397, 398, + 398, 399, 397, 400, 1, 401, 401, 402, + 402, 403, 401, 404, 1, 405, 405, 406, + 1, 406, 1, 12, 12, 14, 15, 12, + 13, 406, 1, 407, 407, 408, 1, 408, + 1, 339, 339, 341, 342, 339, 340, 408, + 1, 409, 409, 410, 1, 410, 1, 313, + 313, 315, 316, 313, 314, 410, 1, 411, + 411, 412, 1, 412, 1, 300, 300, 302, + 303, 300, 301, 412, 1, 413, 413, 414, + 1, 414, 1, 287, 287, 289, 290, 287, + 288, 414, 1, 415, 415, 416, 1, 416, + 1, 261, 261, 263, 264, 261, 262, 416, + 1, 417, 417, 418, 1, 418, 1, 248, + 248, 250, 251, 248, 249, 418, 1, 419, + 419, 420, 1, 420, 1, 235, 235, 237, + 238, 235, 236, 420, 1, 421, 421, 422, + 1, 422, 1, 192, 192, 194, 195, 192, + 193, 422, 1, 423, 423, 424, 1, 424, + 1, 179, 179, 181, 182, 179, 180, 424, + 1, 425, 425, 426, 1, 426, 1, 166, + 166, 168, 169, 166, 167, 426, 1, 427, + 427, 428, 1, 428, 1, 153, 153, 155, + 156, 153, 154, 428, 1, 429, 429, 430, + 1, 430, 1, 140, 140, 142, 143, 140, + 141, 430, 1, 431, 431, 432, 1, 432, + 1, 117, 117, 116, 116, 118, 117, 119, + 1, 433, 433, 434, 1, 434, 1, 110, + 110, 112, 113, 110, 111, 434, 1, 110, + 110, 112, 109, 114, 114, 110, 111, 108, + 1, 104, 104, 103, 103, 105, 104, 106, + 1, 435, 435, 437, 438, 435, 436, 439, + 1, 440, 440, 441, 442, 443, 440, 1, + 444, 444, 445, 1, 445, 1, 446, 446, + 447, 1, 447, 1, 28, 28, 30, 31, + 28, 29, 447, 1, 448, 448, 449, 450, + 448, 1, 451, 451, 453, 454, 455, 456, + 457, 458, 459, 460, 461, 462, 463, 464, + 465, 466, 467, 457, 468, 469, 470, 471, + 472, 473, 474, 465, 451, 452, 24, 1, + 475, 475, 41, 43, 476, 477, 478, 479, + 449, 480, 481, 482, 483, 484, 485, 486, + 487, 488, 450, 489, 490, 491, 492, 484, + 475, 42, 44, 1, 493, 493, 495, 496, + 497, 498, 499, 500, 501, 502, 503, 504, + 505, 506, 507, 508, 509, 499, 510, 511, + 512, 513, 514, 515, 516, 507, 493, 494, + 40, 1, 493, 493, 495, 40, 497, 498, + 499, 500, 501, 502, 503, 504, 505, 506, + 507, 508, 509, 499, 510, 511, 512, 513, + 514, 515, 516, 507, 493, 494, 39, 1, + 517, 517, 519, 520, 521, 522, 523, 524, + 525, 526, 527, 528, 529, 530, 531, 532, + 533, 523, 534, 535, 536, 537, 538, 539, + 540, 531, 517, 518, 122, 1, 541, 541, + 49, 51, 476, 477, 478, 479, 449, 480, + 481, 482, 483, 484, 485, 486, 487, 488, + 450, 489, 490, 491, 492, 484, 541, 50, + 52, 1, 542, 542, 544, 545, 546, 547, + 548, 549, 550, 551, 552, 553, 554, 555, + 556, 557, 558, 548, 559, 560, 561, 562, + 563, 564, 565, 556, 542, 543, 204, 1, + 566, 566, 133, 135, 476, 477, 478, 479, + 449, 480, 481, 482, 483, 484, 485, 486, + 487, 488, 450, 489, 490, 491, 492, 484, + 566, 134, 136, 1, 542, 542, 544, 204, + 546, 547, 548, 549, 550, 551, 552, 553, + 554, 555, 556, 557, 558, 548, 559, 560, + 561, 562, 563, 564, 565, 556, 542, 543, + 203, 1, 542, 542, 544, 545, 546, 547, + 549, 550, 551, 552, 553, 554, 555, 556, + 557, 558, 559, 560, 561, 562, 563, 564, + 565, 556, 542, 543, 206, 1, 567, 567, + 569, 570, 571, 572, 573, 574, 575, 576, + 577, 578, 579, 580, 581, 582, 583, 573, + 584, 585, 586, 587, 588, 589, 590, 581, + 567, 568, 217, 1, 591, 591, 211, 213, + 476, 477, 478, 479, 449, 480, 481, 482, + 483, 484, 485, 486, 487, 488, 450, 489, + 490, 491, 492, 484, 591, 212, 214, 1, + 567, 567, 569, 217, 571, 572, 573, 574, + 575, 576, 577, 578, 579, 580, 581, 582, + 583, 573, 584, 585, 586, 587, 588, 589, + 590, 581, 567, 568, 216, 1, 567, 567, + 569, 570, 571, 572, 574, 575, 576, 577, + 578, 579, 580, 581, 582, 583, 584, 585, + 586, 587, 588, 589, 590, 581, 567, 568, + 219, 1, 592, 592, 594, 595, 596, 597, + 598, 599, 600, 601, 602, 603, 604, 605, + 606, 607, 608, 598, 609, 610, 611, 612, + 613, 614, 615, 606, 592, 593, 273, 1, + 616, 616, 228, 230, 476, 477, 478, 479, + 449, 480, 481, 482, 483, 484, 485, 486, + 487, 488, 450, 489, 490, 491, 492, 484, + 616, 229, 231, 1, 592, 592, 594, 273, + 596, 597, 598, 599, 600, 601, 602, 603, + 604, 605, 606, 607, 608, 598, 609, 610, + 611, 612, 613, 614, 615, 606, 592, 593, + 272, 1, 592, 592, 594, 595, 596, 597, + 599, 600, 601, 602, 603, 604, 605, 606, + 607, 608, 609, 610, 611, 612, 613, 614, + 615, 606, 592, 593, 275, 1, 617, 617, + 619, 620, 621, 622, 623, 624, 625, 626, + 627, 628, 629, 630, 631, 632, 633, 623, + 634, 635, 636, 637, 638, 639, 640, 631, + 617, 618, 325, 1, 641, 641, 280, 282, + 476, 477, 478, 479, 449, 480, 481, 482, + 483, 484, 485, 486, 487, 488, 450, 489, + 490, 491, 492, 484, 641, 281, 283, 1, + 617, 617, 619, 325, 621, 622, 623, 624, + 625, 626, 627, 628, 629, 630, 631, 632, + 633, 623, 634, 635, 636, 637, 638, 639, + 640, 631, 617, 618, 324, 1, 617, 617, + 619, 620, 621, 622, 624, 625, 626, 627, + 628, 629, 630, 631, 632, 633, 634, 635, + 636, 637, 638, 639, 640, 631, 617, 618, + 327, 1, 642, 642, 644, 645, 646, 647, + 648, 649, 650, 651, 652, 653, 654, 655, + 656, 657, 658, 648, 659, 660, 661, 662, + 663, 664, 665, 656, 642, 643, 351, 1, + 666, 666, 332, 334, 476, 477, 478, 479, + 449, 480, 481, 482, 483, 484, 485, 486, + 487, 488, 450, 489, 490, 491, 492, 484, + 666, 333, 335, 1, 642, 642, 644, 351, + 646, 647, 648, 649, 650, 651, 652, 653, + 654, 655, 656, 657, 658, 648, 659, 660, + 661, 662, 663, 664, 665, 656, 642, 643, + 350, 1, 642, 642, 644, 645, 646, 647, + 649, 650, 651, 652, 653, 654, 655, 656, + 657, 658, 659, 660, 661, 662, 663, 664, + 665, 656, 642, 643, 353, 1, 667, 667, + 669, 670, 671, 672, 673, 674, 675, 676, + 677, 678, 679, 680, 681, 682, 683, 673, + 684, 685, 686, 687, 688, 689, 690, 681, + 667, 668, 364, 1, 691, 691, 358, 360, + 476, 477, 478, 479, 449, 480, 481, 482, + 483, 484, 485, 486, 487, 488, 450, 489, + 490, 491, 492, 484, 691, 359, 361, 1, + 667, 667, 669, 364, 671, 672, 673, 674, + 675, 676, 677, 678, 679, 680, 681, 682, + 683, 673, 684, 685, 686, 687, 688, 689, + 690, 681, 667, 668, 363, 1, 667, 667, + 669, 670, 671, 672, 674, 675, 676, 677, + 678, 679, 680, 681, 682, 683, 684, 685, + 686, 687, 688, 689, 690, 681, 667, 668, + 366, 1, 692, 692, 693, 694, 695, 696, + 697, 698, 699, 700, 701, 702, 703, 704, + 705, 706, 707, 708, 709, 710, 711, 702, + 692, 1, 712, 712, 476, 477, 478, 479, + 449, 480, 481, 482, 483, 484, 485, 486, + 487, 488, 450, 489, 490, 491, 492, 484, + 712, 1, 451, 451, 453, 24, 455, 456, + 457, 458, 459, 460, 461, 462, 463, 464, + 465, 466, 467, 457, 468, 469, 470, 471, + 472, 473, 474, 465, 451, 452, 23, 1, + 451, 451, 453, 454, 455, 456, 458, 459, + 460, 461, 462, 463, 464, 465, 466, 467, + 468, 469, 470, 471, 472, 473, 474, 465, + 451, 452, 388, 1, 517, 517, 519, 520, + 521, 522, 524, 525, 526, 527, 528, 529, + 530, 531, 532, 533, 534, 535, 536, 537, + 538, 539, 540, 531, 517, 518, 432, 1, + 517, 517, 519, 122, 521, 522, 523, 524, + 525, 526, 527, 528, 529, 530, 531, 532, + 533, 523, 534, 535, 536, 537, 538, 539, + 540, 531, 517, 518, 121, 1, 493, 493, + 495, 496, 497, 498, 500, 501, 502, 503, + 504, 505, 506, 507, 508, 509, 510, 511, + 512, 513, 514, 515, 516, 507, 493, 494, + 445, 1, 0 +}; + +static const short _svg_path_trans_targs[] = { + 2, 0, 3, 4, 172, 2, 3, 4, + 172, 4, 172, 5, 6, 7, 173, 8, + 180, 6, 7, 173, 8, 267, 8, 267, + 235, 10, 16, 11, 12, 13, 17, 14, + 231, 12, 13, 17, 14, 238, 14, 238, + 237, 15, 9, 10, 16, 19, 20, 21, + 44, 19, 20, 21, 44, 21, 44, 22, + 23, 24, 45, 25, 55, 23, 24, 45, + 25, 46, 25, 46, 26, 27, 28, 47, + 29, 52, 27, 28, 47, 29, 48, 29, + 48, 30, 31, 32, 49, 31, 32, 33, + 228, 34, 35, 36, 227, 34, 35, 36, + 227, 37, 38, 226, 39, 225, 37, 38, + 226, 39, 225, 39, 225, 40, 41, 42, + 221, 43, 222, 41, 42, 221, 43, 270, + 43, 270, 239, 50, 51, 53, 54, 56, + 57, 59, 60, 61, 82, 59, 60, 61, + 82, 61, 82, 62, 63, 64, 83, 65, + 216, 63, 64, 83, 65, 84, 65, 84, + 66, 67, 68, 85, 69, 213, 67, 68, + 85, 69, 86, 69, 86, 70, 71, 72, + 87, 73, 210, 71, 72, 87, 73, 88, + 73, 88, 74, 75, 76, 89, 77, 207, + 75, 76, 89, 77, 90, 77, 90, 78, + 79, 80, 91, 81, 204, 79, 80, 91, + 81, 243, 81, 243, 241, 93, 244, 95, + 96, 97, 247, 95, 96, 97, 247, 97, + 247, 245, 99, 248, 15, 9, 10, 16, + 102, 103, 104, 117, 102, 103, 104, 117, + 104, 117, 105, 106, 107, 118, 108, 201, + 106, 107, 118, 108, 119, 108, 119, 109, + 110, 111, 120, 112, 198, 110, 111, 120, + 112, 121, 112, 121, 113, 114, 115, 122, + 116, 195, 114, 115, 122, 116, 251, 116, + 251, 249, 124, 252, 126, 127, 128, 141, + 126, 127, 128, 141, 128, 141, 129, 130, + 131, 142, 132, 192, 130, 131, 142, 132, + 143, 132, 143, 133, 134, 135, 144, 136, + 189, 134, 135, 144, 136, 145, 136, 145, + 137, 138, 139, 146, 140, 186, 138, 139, + 146, 140, 255, 140, 255, 253, 148, 256, + 150, 151, 152, 157, 150, 151, 152, 157, + 152, 157, 153, 154, 155, 158, 156, 183, + 154, 155, 158, 156, 259, 156, 259, 257, + 160, 260, 162, 163, 164, 263, 162, 163, + 164, 263, 164, 263, 261, 166, 264, 19, + 20, 21, 44, 59, 60, 61, 82, 95, + 96, 97, 247, 15, 9, 10, 16, 2, + 3, 4, 172, 175, 268, 102, 103, 104, + 117, 126, 127, 128, 141, 150, 151, 152, + 157, 162, 163, 164, 263, 181, 182, 184, + 185, 187, 188, 190, 191, 193, 194, 196, + 197, 199, 200, 202, 203, 205, 206, 208, + 209, 211, 212, 214, 215, 217, 218, 220, + 269, 223, 224, 37, 38, 226, 39, 225, + 34, 35, 36, 227, 230, 271, 232, 233, + 234, 1, 171, 236, 9, 15, 10, 18, + 58, 174, 94, 100, 1, 101, 125, 149, + 161, 265, 167, 168, 169, 170, 171, 176, + 177, 178, 179, 236, 18, 58, 94, 100, + 101, 125, 149, 161, 265, 167, 168, 169, + 170, 176, 177, 178, 179, 236, 9, 15, + 10, 18, 58, 229, 94, 100, 1, 101, + 125, 149, 161, 265, 167, 168, 169, 170, + 171, 176, 177, 178, 179, 240, 20, 19, + 21, 18, 58, 219, 94, 100, 1, 101, + 125, 149, 161, 265, 167, 168, 169, 170, + 171, 176, 177, 178, 179, 240, 242, 60, + 59, 61, 18, 58, 92, 94, 100, 1, + 101, 125, 149, 161, 265, 167, 168, 169, + 170, 171, 176, 177, 178, 179, 242, 246, + 96, 95, 97, 18, 58, 98, 94, 100, + 1, 101, 125, 149, 161, 265, 167, 168, + 169, 170, 171, 176, 177, 178, 179, 246, + 250, 103, 102, 104, 18, 58, 123, 94, + 100, 1, 101, 125, 149, 161, 265, 167, + 168, 169, 170, 171, 176, 177, 178, 179, + 250, 254, 127, 126, 128, 18, 58, 147, + 94, 100, 1, 101, 125, 149, 161, 265, + 167, 168, 169, 170, 171, 176, 177, 178, + 179, 254, 258, 151, 150, 152, 18, 58, + 159, 94, 100, 1, 101, 125, 149, 161, + 265, 167, 168, 169, 170, 171, 176, 177, + 178, 179, 258, 262, 163, 162, 164, 18, + 58, 165, 94, 100, 1, 101, 125, 149, + 161, 265, 167, 168, 169, 170, 171, 176, + 177, 178, 179, 262, 266, 18, 58, 94, + 100, 1, 101, 125, 149, 161, 265, 167, + 168, 169, 170, 171, 176, 177, 178, 179, + 266 +}; + +static const char _svg_path_trans_actions[] = { + 9, 0, 51, 51, 51, 0, 1, 1, + 1, 0, 0, 0, 3, 15, 3, 15, + 0, 0, 1, 0, 1, 1, 0, 0, + 0, 0, 0, 0, 3, 15, 3, 15, + 0, 0, 1, 0, 1, 1, 0, 0, + 0, 0, 1, 1, 1, 9, 51, 51, + 51, 0, 1, 1, 1, 0, 0, 0, + 3, 15, 3, 15, 0, 0, 1, 0, + 1, 1, 0, 0, 0, 3, 15, 3, + 15, 0, 0, 1, 0, 1, 1, 0, + 0, 0, 3, 3, 0, 0, 0, 0, + 0, 7, 7, 7, 7, 0, 0, 0, + 0, 7, 48, 7, 48, 48, 0, 1, + 0, 1, 1, 0, 0, 0, 3, 15, + 3, 15, 0, 0, 1, 0, 1, 1, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 9, 51, 51, 51, 0, 1, 1, + 1, 0, 0, 0, 3, 15, 3, 15, + 0, 0, 1, 0, 1, 1, 0, 0, + 0, 3, 15, 3, 15, 0, 0, 1, + 0, 1, 1, 0, 0, 0, 3, 15, + 3, 15, 0, 0, 1, 0, 1, 1, + 0, 0, 0, 3, 15, 3, 15, 0, + 0, 1, 0, 1, 1, 0, 0, 0, + 3, 15, 3, 15, 0, 0, 1, 0, + 1, 1, 0, 0, 0, 0, 0, 9, + 51, 51, 51, 0, 1, 1, 1, 0, + 0, 0, 0, 0, 9, 51, 51, 51, + 9, 51, 51, 51, 0, 1, 1, 1, + 0, 0, 0, 3, 15, 3, 15, 0, + 0, 1, 0, 1, 1, 0, 0, 0, + 3, 15, 3, 15, 0, 0, 1, 0, + 1, 1, 0, 0, 0, 3, 15, 3, + 15, 0, 0, 1, 0, 1, 1, 0, + 0, 0, 0, 0, 9, 51, 51, 51, + 0, 1, 1, 1, 0, 0, 0, 3, + 15, 3, 15, 0, 0, 1, 0, 1, + 1, 0, 0, 0, 3, 15, 3, 15, + 0, 0, 1, 0, 1, 1, 0, 0, + 0, 3, 15, 3, 15, 0, 0, 1, + 0, 1, 1, 0, 0, 0, 0, 0, + 9, 51, 51, 51, 0, 1, 1, 1, + 0, 0, 0, 3, 15, 3, 15, 0, + 0, 1, 0, 1, 1, 0, 0, 0, + 0, 0, 9, 51, 51, 51, 0, 1, + 1, 1, 0, 0, 0, 0, 0, 11, + 54, 54, 54, 11, 54, 54, 54, 11, + 54, 54, 54, 11, 54, 54, 54, 11, + 54, 54, 54, 0, 0, 11, 54, 54, + 54, 11, 54, 54, 54, 11, 54, 54, + 54, 11, 54, 54, 54, 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, 5, 45, 5, 45, 45, + 5, 5, 5, 5, 0, 0, 0, 0, + 0, 0, 0, 18, 57, 18, 57, 18, + 18, 0, 18, 18, 18, 18, 18, 18, + 18, 18, 18, 18, 18, 18, 18, 18, + 18, 18, 18, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 21, 61, 21, + 61, 21, 21, 0, 21, 21, 21, 21, + 21, 21, 21, 21, 21, 21, 21, 21, + 21, 21, 21, 21, 21, 42, 89, 42, + 89, 42, 42, 0, 42, 42, 42, 42, + 42, 42, 42, 42, 42, 42, 42, 42, + 42, 42, 42, 42, 42, 0, 30, 73, + 30, 73, 30, 30, 0, 30, 30, 30, + 30, 30, 30, 30, 30, 30, 30, 30, + 30, 30, 30, 30, 30, 30, 0, 24, + 65, 24, 65, 24, 24, 0, 24, 24, + 24, 24, 24, 24, 24, 24, 24, 24, + 24, 24, 24, 24, 24, 24, 24, 0, + 36, 81, 36, 81, 36, 36, 0, 36, + 36, 36, 36, 36, 36, 36, 36, 36, + 36, 36, 36, 36, 36, 36, 36, 36, + 0, 33, 77, 33, 77, 33, 33, 0, + 33, 33, 33, 33, 33, 33, 33, 33, + 33, 33, 33, 33, 33, 33, 33, 33, + 33, 0, 39, 85, 39, 85, 39, 39, + 0, 39, 39, 39, 39, 39, 39, 39, + 39, 39, 39, 39, 39, 39, 39, 39, + 39, 39, 0, 27, 69, 27, 69, 27, + 27, 0, 27, 27, 27, 27, 27, 27, + 27, 27, 27, 27, 27, 27, 27, 27, + 27, 27, 27, 0, 13, 13, 13, 13, + 13, 13, 13, 13, 13, 13, 13, 13, + 13, 13, 13, 13, 13, 13, 13, 13, + 0 +}; + +static const char _svg_path_eof_actions[] = { + 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, 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, 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, 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, 18, 0, 21, 21, 42, + 0, 30, 0, 30, 30, 24, 0, 24, + 24, 36, 0, 36, 36, 33, 0, 33, + 33, 39, 0, 39, 39, 27, 0, 27, + 27, 13, 0, 18, 18, 42, 42, 21 +}; + +static const int svg_path_start = 234; +static const int svg_path_first_final = 234; + +static const int svg_path_en_main = 234; + + +#line 47 "svg-path-parser.rl" + + +SVGPathParser::SVGPathParser(PathSink &sink) + : _absolute(false) + , _sink(sink) + , _z_snap_threshold(0) + , _curve(NULL) +{ + reset(); +} + +SVGPathParser::~SVGPathParser() +{ + delete _curve; +} + +void SVGPathParser::reset() { + _absolute = false; + _current = _initial = Point(0, 0); + _quad_tangent = _cubic_tangent = Point(0, 0); + _params.clear(); + delete _curve; + _curve = NULL; + + +#line 1113 "svg-path-parser.cpp" + { + cs = svg_path_start; + } + +#line 73 "svg-path-parser.rl" + +} + +void SVGPathParser::parse(char const *str, int len) +{ + if (len < 0) { + len = std::strlen(str); + } + _parse(str, str + len, true); +} + +void SVGPathParser::parse(std::string const &s) +{ + _parse(s.c_str(), s.c_str() + s.size(), true); +} + +void SVGPathParser::feed(char const *str, int len) +{ + if (len < 0) { + len = std::strlen(str); + } + _parse(str, str + len, false); +} + +void SVGPathParser::feed(std::string const &s) +{ + _parse(s.c_str(), s.c_str() + s.size(), false); +} + +void SVGPathParser::finish() +{ + char const *empty = ""; + _parse(empty, empty, true); +} + +void SVGPathParser::_push(Coord value) +{ + _params.push_back(value); +} + +Coord SVGPathParser::_pop() +{ + Coord value = _params.back(); + _params.pop_back(); + return value; +} + +bool SVGPathParser::_pop_flag() +{ + return _pop() != 0.0; +} + +Coord SVGPathParser::_pop_coord(Dim2 axis) +{ + if (_absolute) { + return _pop(); + } else { + return _pop() + _current[axis]; + } +} + +Point SVGPathParser::_pop_point() +{ + Coord y = _pop_coord(Y); + Coord x = _pop_coord(X); + return Point(x, y); +} + +void SVGPathParser::_moveTo(Point const &p) +{ + _pushCurve(NULL); // flush + _sink.moveTo(p); + _quad_tangent = _cubic_tangent = _current = _initial = p; +} + +void SVGPathParser::_lineTo(Point const &p) +{ + _pushCurve(new LineSegment(_current, p)); + _quad_tangent = _cubic_tangent = _current = p; +} + +void SVGPathParser::_curveTo(Point const &c0, Point const &c1, Point const &p) +{ + _pushCurve(new CubicBezier(_current, c0, c1, p)); + _quad_tangent = _current = p; + _cubic_tangent = p + ( p - c1 ); +} + +void SVGPathParser::_quadTo(Point const &c, Point const &p) +{ + _pushCurve(new QuadraticBezier(_current, c, p)); + _cubic_tangent = _current = p; + _quad_tangent = p + ( p - c ); +} + +void SVGPathParser::_arcTo(Coord rx, Coord ry, Coord angle, + bool large_arc, bool sweep, Point const &p) +{ + if (_current == p) { + return; // ignore invalid (ambiguous) arc segments where start and end point are the same (per SVG spec) + } + + _pushCurve(new EllipticalArc(_current, fabs(rx), fabs(ry), angle, large_arc, sweep, p)); + _quad_tangent = _cubic_tangent = _current = p; +} + +void SVGPathParser::_closePath() +{ + if (_curve && (!_absolute || !_moveto_was_absolute) && + are_near(_initial, _current, _z_snap_threshold)) + { + _curve->setFinal(_initial); + } + + _pushCurve(NULL); // flush + _sink.closePath(); + _quad_tangent = _cubic_tangent = _current = _initial; +} + +void SVGPathParser::_pushCurve(Curve *c) +{ + if (_curve) { + _sink.feed(*_curve, false); + delete _curve; + } + _curve = c; +} + +void SVGPathParser::_parse(char const *str, char const *strend, bool finish) +{ + char const *p = str; + char const *pe = strend; + char const *eof = finish ? pe : NULL; + char const *start = NULL; + + +#line 1255 "svg-path-parser.cpp" + { + int _klen; + unsigned int _trans; + const char *_acts; + unsigned int _nacts; + const char *_keys; + + if ( p == pe ) + goto _test_eof; + if ( cs == 0 ) + goto _out; +_resume: + _keys = _svg_path_trans_keys + _svg_path_key_offsets[cs]; + _trans = _svg_path_index_offsets[cs]; + + _klen = _svg_path_single_lengths[cs]; + if ( _klen > 0 ) { + const char *_lower = _keys; + const char *_mid; + const char *_upper = _keys + _klen - 1; + while (1) { + if ( _upper < _lower ) + break; + + _mid = _lower + ((_upper-_lower) >> 1); + if ( (*p) < *_mid ) + _upper = _mid - 1; + else if ( (*p) > *_mid ) + _lower = _mid + 1; + else { + _trans += (unsigned int)(_mid - _keys); + goto _match; + } + } + _keys += _klen; + _trans += _klen; + } + + _klen = _svg_path_range_lengths[cs]; + if ( _klen > 0 ) { + const char *_lower = _keys; + const char *_mid; + const char *_upper = _keys + (_klen<<1) - 2; + while (1) { + if ( _upper < _lower ) + break; + + _mid = _lower + (((_upper-_lower) >> 1) & ~1); + if ( (*p) < _mid[0] ) + _upper = _mid - 2; + else if ( (*p) > _mid[1] ) + _lower = _mid + 2; + else { + _trans += (unsigned int)((_mid - _keys)>>1); + goto _match; + } + } + _trans += _klen; + } + +_match: + _trans = _svg_path_indicies[_trans]; + cs = _svg_path_trans_targs[_trans]; + + if ( _svg_path_trans_actions[_trans] == 0 ) + goto _again; + + _acts = _svg_path_actions + _svg_path_trans_actions[_trans]; + _nacts = (unsigned int) *_acts++; + while ( _nacts-- > 0 ) + { + switch ( *_acts++ ) + { + case 0: +#line 209 "svg-path-parser.rl" + { + start = p; + } + break; + case 1: +#line 213 "svg-path-parser.rl" + { + if (start) { + std::string buf(start, p); + _push(g_ascii_strtod(buf.c_str(), NULL)); + start = NULL; + } else { + std::string buf(str, p); + _push(g_ascii_strtod((_number_part + buf).c_str(), NULL)); + _number_part.clear(); + } + } + break; + case 2: +#line 225 "svg-path-parser.rl" + { + _push(1.0); + } + break; + case 3: +#line 229 "svg-path-parser.rl" + { + _push(0.0); + } + break; + case 4: +#line 233 "svg-path-parser.rl" + { + _absolute = true; + } + break; + case 5: +#line 237 "svg-path-parser.rl" + { + _absolute = false; + } + break; + case 6: +#line 241 "svg-path-parser.rl" + { + _moveto_was_absolute = _absolute; + _moveTo(_pop_point()); + } + break; + case 7: +#line 246 "svg-path-parser.rl" + { + _lineTo(_pop_point()); + } + break; + case 8: +#line 250 "svg-path-parser.rl" + { + _lineTo(Point(_pop_coord(X), _current[Y])); + } + break; + case 9: +#line 254 "svg-path-parser.rl" + { + _lineTo(Point(_current[X], _pop_coord(Y))); + } + break; + case 10: +#line 258 "svg-path-parser.rl" + { + Point p = _pop_point(); + Point c1 = _pop_point(); + Point c0 = _pop_point(); + _curveTo(c0, c1, p); + } + break; + case 11: +#line 265 "svg-path-parser.rl" + { + Point p = _pop_point(); + Point c1 = _pop_point(); + _curveTo(_cubic_tangent, c1, p); + } + break; + case 12: +#line 271 "svg-path-parser.rl" + { + Point p = _pop_point(); + Point c = _pop_point(); + _quadTo(c, p); + } + break; + case 13: +#line 277 "svg-path-parser.rl" + { + Point p = _pop_point(); + _quadTo(_quad_tangent, p); + } + break; + case 14: +#line 282 "svg-path-parser.rl" + { + Point point = _pop_point(); + bool sweep = _pop_flag(); + bool large_arc = _pop_flag(); + double angle = rad_from_deg(_pop()); + double ry = _pop(); + double rx = _pop(); + + _arcTo(rx, ry, angle, large_arc, sweep, point); + } + break; + case 15: +#line 293 "svg-path-parser.rl" + { + _closePath(); + } + break; +#line 1449 "svg-path-parser.cpp" + } + } + +_again: + if ( cs == 0 ) + goto _out; + if ( ++p != pe ) + goto _resume; + _test_eof: {} + if ( p == eof ) + { + const char *__acts = _svg_path_actions + _svg_path_eof_actions[cs]; + unsigned int __nacts = (unsigned int) *__acts++; + while ( __nacts-- > 0 ) { + switch ( *__acts++ ) { + case 1: +#line 213 "svg-path-parser.rl" + { + if (start) { + std::string buf(start, p); + _push(g_ascii_strtod(buf.c_str(), NULL)); + start = NULL; + } else { + std::string buf(str, p); + _push(g_ascii_strtod((_number_part + buf).c_str(), NULL)); + _number_part.clear(); + } + } + break; + case 6: +#line 241 "svg-path-parser.rl" + { + _moveto_was_absolute = _absolute; + _moveTo(_pop_point()); + } + break; + case 7: +#line 246 "svg-path-parser.rl" + { + _lineTo(_pop_point()); + } + break; + case 8: +#line 250 "svg-path-parser.rl" + { + _lineTo(Point(_pop_coord(X), _current[Y])); + } + break; + case 9: +#line 254 "svg-path-parser.rl" + { + _lineTo(Point(_current[X], _pop_coord(Y))); + } + break; + case 10: +#line 258 "svg-path-parser.rl" + { + Point p = _pop_point(); + Point c1 = _pop_point(); + Point c0 = _pop_point(); + _curveTo(c0, c1, p); + } + break; + case 11: +#line 265 "svg-path-parser.rl" + { + Point p = _pop_point(); + Point c1 = _pop_point(); + _curveTo(_cubic_tangent, c1, p); + } + break; + case 12: +#line 271 "svg-path-parser.rl" + { + Point p = _pop_point(); + Point c = _pop_point(); + _quadTo(c, p); + } + break; + case 13: +#line 277 "svg-path-parser.rl" + { + Point p = _pop_point(); + _quadTo(_quad_tangent, p); + } + break; + case 14: +#line 282 "svg-path-parser.rl" + { + Point point = _pop_point(); + bool sweep = _pop_flag(); + bool large_arc = _pop_flag(); + double angle = rad_from_deg(_pop()); + double ry = _pop(); + double rx = _pop(); + + _arcTo(rx, ry, angle, large_arc, sweep, point); + } + break; + case 15: +#line 293 "svg-path-parser.rl" + { + _closePath(); + } + break; +#line 1555 "svg-path-parser.cpp" + } + } + } + + _out: {} + } + +#line 435 "svg-path-parser.rl" + + + if (finish) { + if (cs < svg_path_first_final) { + throw SVGPathParseError(); + } + } else if (start != NULL) { + _number_part = std::string(start, pe); + } + + if (finish) { + _pushCurve(NULL); + _sink.flush(); + reset(); + } +} + +void parse_svg_path(char const *str, PathSink &sink) +{ + SVGPathParser parser(sink); + parser.parse(str); +} + +void parse_svg_path_file(FILE *fi, PathSink &sink) +{ + static const size_t BUFFER_SIZE = 4096; + char buffer[BUFFER_SIZE]; + size_t bytes_read; + SVGPathParser parser(sink); + + while (true) { + bytes_read = fread(buffer, 1, BUFFER_SIZE, fi); + if (bytes_read < BUFFER_SIZE) { + parser.parse(buffer, bytes_read); + break; + } else { + parser.feed(buffer, bytes_read); + } + } +} + +} // namespace Geom + +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=ragel:cindent:expandtab:shiftwidth=4:softtabstop=4:fileencoding=utf-8:textwidth=99 : |