1 2 /* 3 * Copyright 2006 The Android Open Source Project 4 * 5 * Use of this source code is governed by a BSD-style license that can be 6 * found in the LICENSE file. 7 */ 8 9 10 #include "SkParse.h" 11 12 #ifdef SK_DEBUG 13 #include "SkString.h" 14 15 #ifdef SK_SUPPORT_UNITTEST 16 // compress names 6 chars per long (packed 5 bits/char ) 17 // note: little advantage to splitting chars across longs, since 3 longs at 2 unused bits each 18 // allow for one additional split char (vs. the 18 unsplit chars in the three longs) 19 // use extra two bits to represent: 20 // 00 : final 6 (or fewer) chars (if 'a' is 0x01, zero could have special meaning) 21 // 01 : not final 6 chars 22 // 10 : color 23 // 11 : unused, except as debugging sentinal? (could be -1 for easier test) 24 // !!! the bit to end the word (last) is at the low bit for binary search 25 // lookup first character in offset for quick start 26 // offset is 27-entry table of bytes(?) that trims linear search to at most 21 entries ('d') 27 // shift match into long; set bit 30 if it all doesn't fit 28 // while longs don't match, march forward 29 // if they do match, and bit 30 is set, advance match, clearing bit 30 if 30 // final chars, and advance to next test 31 // if they do match, and bit 30 is clear, get next long (color) and return it 32 // stop at lookup of first char + 1 33 static const struct SkNameRGB { 34 const char* name; 35 int rgb; 36 } colorNames[] = { 37 { "aliceblue", 0xF0F8FF }, 38 { "antiquewhite", 0xFAEBD7 }, 39 { "aqua", 0x00FFFF }, 40 { "aquamarine", 0x7FFFD4 }, 41 { "azure", 0xF0FFFF }, 42 { "beige", 0xF5F5DC }, 43 { "bisque", 0xFFE4C4 }, 44 { "black", 0x000000 }, 45 { "blanchedalmond", 0xFFEBCD }, 46 { "blue", 0x0000FF }, 47 { "blueviolet", 0x8A2BE2 }, 48 { "brown", 0xA52A2A }, 49 { "burlywood", 0xDEB887 }, 50 { "cadetblue", 0x5F9EA0 }, 51 { "chartreuse", 0x7FFF00 }, 52 { "chocolate", 0xD2691E }, 53 { "coral", 0xFF7F50 }, 54 { "cornflowerblue", 0x6495ED }, 55 { "cornsilk", 0xFFF8DC }, 56 { "crimson", 0xDC143C }, 57 { "cyan", 0x00FFFF }, 58 { "darkblue", 0x00008B }, 59 { "darkcyan", 0x008B8B }, 60 { "darkgoldenrod", 0xB8860B }, 61 { "darkgray", 0xA9A9A9 }, 62 { "darkgreen", 0x006400 }, 63 { "darkkhaki", 0xBDB76B }, 64 { "darkmagenta", 0x8B008B }, 65 { "darkolivegreen", 0x556B2F }, 66 { "darkorange", 0xFF8C00 }, 67 { "darkorchid", 0x9932CC }, 68 { "darkred", 0x8B0000 }, 69 { "darksalmon", 0xE9967A }, 70 { "darkseagreen", 0x8FBC8F }, 71 { "darkslateblue", 0x483D8B }, 72 { "darkslategray", 0x2F4F4F }, 73 { "darkturquoise", 0x00CED1 }, 74 { "darkviolet", 0x9400D3 }, 75 { "deeppink", 0xFF1493 }, 76 { "deepskyblue", 0x00BFFF }, 77 { "dimgray", 0x696969 }, 78 { "dodgerblue", 0x1E90FF }, 79 { "firebrick", 0xB22222 }, 80 { "floralwhite", 0xFFFAF0 }, 81 { "forestgreen", 0x228B22 }, 82 { "fuchsia", 0xFF00FF }, 83 { "gainsboro", 0xDCDCDC }, 84 { "ghostwhite", 0xF8F8FF }, 85 { "gold", 0xFFD700 }, 86 { "goldenrod", 0xDAA520 }, 87 { "gray", 0x808080 }, 88 { "green", 0x008000 }, 89 { "greenyellow", 0xADFF2F }, 90 { "honeydew", 0xF0FFF0 }, 91 { "hotpink", 0xFF69B4 }, 92 { "indianred", 0xCD5C5C }, 93 { "indigo", 0x4B0082 }, 94 { "ivory", 0xFFFFF0 }, 95 { "khaki", 0xF0E68C }, 96 { "lavender", 0xE6E6FA }, 97 { "lavenderblush", 0xFFF0F5 }, 98 { "lawngreen", 0x7CFC00 }, 99 { "lemonchiffon", 0xFFFACD }, 100 { "lightblue", 0xADD8E6 }, 101 { "lightcoral", 0xF08080 }, 102 { "lightcyan", 0xE0FFFF }, 103 { "lightgoldenrodyellow", 0xFAFAD2 }, 104 { "lightgreen", 0x90EE90 }, 105 { "lightgrey", 0xD3D3D3 }, 106 { "lightpink", 0xFFB6C1 }, 107 { "lightsalmon", 0xFFA07A }, 108 { "lightseagreen", 0x20B2AA }, 109 { "lightskyblue", 0x87CEFA }, 110 { "lightslategray", 0x778899 }, 111 { "lightsteelblue", 0xB0C4DE }, 112 { "lightyellow", 0xFFFFE0 }, 113 { "lime", 0x00FF00 }, 114 { "limegreen", 0x32CD32 }, 115 { "linen", 0xFAF0E6 }, 116 { "magenta", 0xFF00FF }, 117 { "maroon", 0x800000 }, 118 { "mediumaquamarine", 0x66CDAA }, 119 { "mediumblue", 0x0000CD }, 120 { "mediumorchid", 0xBA55D3 }, 121 { "mediumpurple", 0x9370DB }, 122 { "mediumseagreen", 0x3CB371 }, 123 { "mediumslateblue", 0x7B68EE }, 124 { "mediumspringgreen", 0x00FA9A }, 125 { "mediumturquoise", 0x48D1CC }, 126 { "mediumvioletred", 0xC71585 }, 127 { "midnightblue", 0x191970 }, 128 { "mintcream", 0xF5FFFA }, 129 { "mistyrose", 0xFFE4E1 }, 130 { "moccasin", 0xFFE4B5 }, 131 { "navajowhite", 0xFFDEAD }, 132 { "navy", 0x000080 }, 133 { "oldlace", 0xFDF5E6 }, 134 { "olive", 0x808000 }, 135 { "olivedrab", 0x6B8E23 }, 136 { "orange", 0xFFA500 }, 137 { "orangered", 0xFF4500 }, 138 { "orchid", 0xDA70D6 }, 139 { "palegoldenrod", 0xEEE8AA }, 140 { "palegreen", 0x98FB98 }, 141 { "paleturquoise", 0xAFEEEE }, 142 { "palevioletred", 0xDB7093 }, 143 { "papayawhip", 0xFFEFD5 }, 144 { "peachpuff", 0xFFDAB9 }, 145 { "peru", 0xCD853F }, 146 { "pink", 0xFFC0CB }, 147 { "plum", 0xDDA0DD }, 148 { "powderblue", 0xB0E0E6 }, 149 { "purple", 0x800080 }, 150 { "red", 0xFF0000 }, 151 { "rosybrown", 0xBC8F8F }, 152 { "royalblue", 0x4169E1 }, 153 { "saddlebrown", 0x8B4513 }, 154 { "salmon", 0xFA8072 }, 155 { "sandybrown", 0xF4A460 }, 156 { "seagreen", 0x2E8B57 }, 157 { "seashell", 0xFFF5EE }, 158 { "sienna", 0xA0522D }, 159 { "silver", 0xC0C0C0 }, 160 { "skyblue", 0x87CEEB }, 161 { "slateblue", 0x6A5ACD }, 162 { "slategray", 0x708090 }, 163 { "snow", 0xFFFAFA }, 164 { "springgreen", 0x00FF7F }, 165 { "steelblue", 0x4682B4 }, 166 { "tan", 0xD2B48C }, 167 { "teal", 0x008080 }, 168 { "thistle", 0xD8BFD8 }, 169 { "tomato", 0xFF6347 }, 170 { "turquoise", 0x40E0D0 }, 171 { "violet", 0xEE82EE }, 172 { "wheat", 0xF5DEB3 }, 173 { "white", 0xFFFFFF }, 174 { "whitesmoke", 0xF5F5F5 }, 175 { "yellow", 0xFFFF00 }, 176 { "yellowgreen", 0x9ACD32 } 177 }; 178 179 int colorNamesSize = SK_ARRAY_COUNT(colorNames); 180 181 static void CreateTable() { 182 SkString comment; 183 size_t originalSize = 0; 184 int replacement = 0; 185 for (int index = 0; index < colorNamesSize; index++) { 186 SkNameRGB nameRGB = colorNames[index]; 187 const char* name = nameRGB.name; 188 size_t len = strlen(name); 189 originalSize += len + 9; 190 bool first = true; 191 bool last = false; 192 do { 193 int compressed = 0; 194 const char* start = name; 195 for (int chIndex = 0; chIndex < 6; chIndex++) { 196 compressed <<= 5; 197 compressed |= *name ? *name++ - 'a' + 1 : 0 ; 198 } 199 replacement += sizeof(int); 200 compressed <<= 1; 201 compressed |= 1; 202 if (first) { 203 compressed |= 0x80000000; 204 first = false; 205 } 206 if (len <= 6) { // last 207 compressed &= ~1; 208 last = true; 209 } 210 len -= 6; 211 SkDebugf("0x%08x, ", compressed); 212 comment.append(start, name - start); 213 } while (last == false); 214 replacement += sizeof(int); 215 SkDebugf("0x%08x, ", nameRGB.rgb); 216 SkDebugf("// %s\n", comment.c_str()); 217 comment.reset(); 218 } 219 SkDebugf("// original = %d : replacement = %d\n", originalSize, replacement); 220 SkASSERT(0); // always stop after creating table 221 } 222 #endif 223 224 #endif 225 226 static const unsigned int gColorNames[] = { 227 0x85891945, 0x32a50000, 0x00f0f8ff, // aliceblue 228 0x85d44c6b, 0x16e84d0a, 0x00faebd7, // antiquewhite 229 0x86350800, 0x0000ffff, // aqua 230 0x86350b43, 0x492e2800, 0x007fffd4, // aquamarine 231 0x87559140, 0x00f0ffff, // azure 232 0x88a93940, 0x00f5f5dc, // beige 233 0x89338d4a, 0x00ffe4c4, // bisque 234 0x89811ac0, 0x00000000, // black 235 0x898170d1, 0x1481635f, 0x38800000, 0x00ffebcd, // blanchedalmond 236 0x89952800, 0x000000ff, // blue 237 0x89952d93, 0x3d85a000, 0x008a2be2, // blueviolet 238 0x8a4fbb80, 0x00a52a2a, // brown 239 0x8ab2666f, 0x3de40000, 0x00deb887, // burlywood 240 0x8c242d05, 0x32a50000, 0x005f9ea0, // cadetblue 241 0x8d019525, 0x16b32800, 0x007fff00, // chartreuse 242 0x8d0f1bd9, 0x06850000, 0x00d2691e, // chocolate 243 0x8df20b00, 0x00ff7f50, // coral 244 0x8df27199, 0x3ee59099, 0x54a00000, 0x006495ed, // cornflowerblue 245 0x8df274d3, 0x31600000, 0x00fff8dc, // cornsilk 246 0x8e496cdf, 0x38000000, 0x00dc143c, // crimson 247 0x8f217000, 0x0000ffff, // cyan 248 0x90325899, 0x54a00000, 0x0000008b, // darkblue 249 0x903258f3, 0x05c00000, 0x00008b8b, // darkcyan 250 0x903259df, 0x3085749f, 0x10000000, 0x00b8860b, // darkgoldenrod 251 0x903259e5, 0x07200000, 0x00a9a9a9, // darkgray 252 0x903259e5, 0x14ae0000, 0x00006400, // darkgreen 253 0x90325ad1, 0x05690000, 0x00bdb76b, // darkkhaki 254 0x90325b43, 0x1caea040, 0x008b008b, // darkmagenta 255 0x90325bd9, 0x26c53c8b, 0x15c00000, 0x00556b2f, // darkolivegreen 256 0x90325be5, 0x05c72800, 0x00ff8c00, // darkorange 257 0x90325be5, 0x0d092000, 0x009932cc, // darkorchid 258 0x90325c8b, 0x10000000, 0x008b0000, // darkred 259 0x90325cc3, 0x31af7000, 0x00e9967a, // darksalmon 260 0x90325ccb, 0x04f2295c, 0x008fbc8f, // darkseagreen 261 0x90325cd9, 0x0685132b, 0x14000000, 0x00483d8b, // darkslateblue 262 0x90325cd9, 0x06853c83, 0x64000000, 0x002f4f4f, // darkslategray 263 0x90325d2b, 0x4a357a67, 0x14000000, 0x0000ced1, // darkturquoise 264 0x90325d93, 0x3d85a000, 0x009400d3, // darkviolet 265 0x90a58413, 0x39600000, 0x00ff1493, // deeppink 266 0x90a584d7, 0x644ca940, 0x0000bfff, // deepskyblue 267 0x912d3c83, 0x64000000, 0x00696969, // dimgray 268 0x91e43965, 0x09952800, 0x001e90ff, // dodgerblue 269 0x993228a5, 0x246b0000, 0x00b22222, // firebrick 270 0x998f9059, 0x5d09a140, 0x00fffaf0, // floralwhite 271 0x99f22ce9, 0x1e452b80, 0x00228b22, // forestgreen 272 0x9aa344d3, 0x04000000, 0x00ff00ff, // fuchsia 273 0x9c2974c5, 0x3e4f0000, 0x00dcdcdc, // gainsboro 274 0x9d0f9d2f, 0x21342800, 0x00f8f8ff, // ghostwhite 275 0x9dec2000, 0x00ffd700, // gold 276 0x9dec215d, 0x49e40000, 0x00daa520, // goldenrod 277 0x9e41c800, 0x00808080, // gray 278 0x9e452b80, 0x00008000, // green 279 0x9e452bb3, 0x158c7dc0, 0x00adff2f, // greenyellow 280 0xa1ee2e49, 0x16e00000, 0x00f0fff0, // honeydew 281 0xa1f4825d, 0x2c000000, 0x00ff69b4, // hotpink 282 0xa5c4485d, 0x48a40000, 0x00cd5c5c, // indianred 283 0xa5c449de, 0x004b0082, // indigo 284 0xa6cf9640, 0x00fffff0, // ivory 285 0xad015a40, 0x00f0e68c, // khaki 286 0xb0362b89, 0x16400000, 0x00e6e6fa, // lavender 287 0xb0362b89, 0x16426567, 0x20000000, 0x00fff0f5, // lavenderblush 288 0xb03771e5, 0x14ae0000, 0x007cfc00, // lawngreen 289 0xb0ad7b87, 0x212633dc, 0x00fffacd, // lemonchiffon 290 0xb1274505, 0x32a50000, 0x00add8e6, // lightblue 291 0xb1274507, 0x3e416000, 0x00f08080, // lightcoral 292 0xb1274507, 0x642e0000, 0x00e0ffff, // lightcyan 293 0xb127450f, 0x3d842ba5, 0x3c992b19, 0x3ee00000, 0x00fafad2, // lightgoldenrodyellow 294 0xb127450f, 0x48a57000, 0x0090ee90, // lightgreen 295 0xb127450f, 0x48b90000, 0x00d3d3d3, // lightgrey 296 0xb1274521, 0x25cb0000, 0x00ffb6c1, // lightpink 297 0xb1274527, 0x058d7b80, 0x00ffa07a, // lightsalmon 298 0xb1274527, 0x1427914b, 0x38000000, 0x0020b2aa, // lightseagreen 299 0xb1274527, 0x2f22654a, 0x0087cefa, // lightskyblue 300 0xb1274527, 0x303429e5, 0x07200000, 0x00778899, // lightslategray 301 0xb1274527, 0x50a56099, 0x54a00000, 0x00b0c4de, // lightsteelblue 302 0xb1274533, 0x158c7dc0, 0x00ffffe0, // lightyellow 303 0xb12d2800, 0x0000ff00, // lime 304 0xb12d29e5, 0x14ae0000, 0x0032cd32, // limegreen 305 0xb12e2b80, 0x00faf0e6, // linen 306 0xb4272ba9, 0x04000000, 0x00ff00ff, // magenta 307 0xb4327bdc, 0x00800000, // maroon 308 0xb4a44d5b, 0x06350b43, 0x492e2800, 0x0066cdaa, // mediumaquamarine 309 0xb4a44d5b, 0x09952800, 0x000000cd, // mediumblue 310 0xb4a44d5b, 0x3e434248, 0x00ba55d3, // mediumorchid 311 0xb4a44d5b, 0x42b2830a, 0x009370db, // mediumpurple 312 0xb4a44d5b, 0x4ca13c8b, 0x15c00000, 0x003cb371, // mediumseagreen 313 0xb4a44d5b, 0x4d81a145, 0x32a50000, 0x007b68ee, // mediumslateblue 314 0xb4a44d5b, 0x4e124b8f, 0x1e452b80, 0x0000fa9a, // mediumspringgreen 315 0xb4a44d5b, 0x52b28d5f, 0x26650000, 0x0048d1cc, // mediumturquoise 316 0xb4a44d5b, 0x592f6169, 0x48a40000, 0x00c71585, // mediumvioletred 317 0xb524724f, 0x2282654a, 0x00191970, // midnightblue 318 0xb52ea0e5, 0x142d0000, 0x00f5fffa, // mintcream 319 0xb533a665, 0x3e650000, 0x00ffe4e1, // mistyrose 320 0xb5e31867, 0x25c00000, 0x00ffe4b5, // moccasin 321 0xb8360a9f, 0x5d09a140, 0x00ffdead, // navajowhite 322 0xb836c800, 0x00000080, // navy 323 0xbd846047, 0x14000000, 0x00fdf5e6, // oldlace 324 0xbd89b140, 0x00808000, // olive 325 0xbd89b149, 0x48220000, 0x006b8e23, // olivedrab 326 0xbe4171ca, 0x00ffa500, // orange 327 0xbe4171cb, 0x48a40000, 0x00ff4500, // orangered 328 0xbe434248, 0x00da70d6, // orchid 329 0xc02c29df, 0x3085749f, 0x10000000, 0x00eee8aa, // palegoldenrod 330 0xc02c29e5, 0x14ae0000, 0x0098fb98, // palegreen 331 0xc02c2d2b, 0x4a357a67, 0x14000000, 0x00afeeee, // paleturquoise 332 0xc02c2d93, 0x3d85a48b, 0x10000000, 0x00db7093, // palevioletred 333 0xc0300e43, 0x5d098000, 0x00ffefd5, // papayawhip 334 0xc0a11a21, 0x54c60000, 0x00ffdab9, // peachpuff 335 0xc0b2a800, 0x00cd853f, // peru 336 0xc12e5800, 0x00ffc0cb, // pink 337 0xc1956800, 0x00dda0dd, // plum 338 0xc1f72165, 0x09952800, 0x00b0e0e6, // powderblue 339 0xc2b2830a, 0x00800080, // purple 340 0xc8a40000, 0x00ff0000, // red 341 0xc9f3c8a5, 0x3eee0000, 0x00bc8f8f, // rosybrown 342 0xc9f90b05, 0x32a50000, 0x004169e1, // royalblue 343 0xcc24230b, 0x0a4fbb80, 0x008b4513, // saddlebrown 344 0xcc2c6bdc, 0x00fa8072, // salmon 345 0xcc2e2645, 0x49f77000, 0x00f4a460, // sandybrown 346 0xcca13c8b, 0x15c00000, 0x002e8b57, // seagreen 347 0xcca19a0b, 0x31800000, 0x00fff5ee, // seashell 348 0xcd257382, 0x00a0522d, // sienna 349 0xcd2cb164, 0x00c0c0c0, // silver 350 0xcd79132b, 0x14000000, 0x0087ceeb, // skyblue 351 0xcd81a145, 0x32a50000, 0x006a5acd, // slateblue 352 0xcd81a14f, 0x48390000, 0x00708090, // slategray 353 0xcdcfb800, 0x00fffafa, // snow 354 0xce124b8f, 0x1e452b80, 0x0000ff7f, // springgreen 355 0xce852b05, 0x32a50000, 0x004682b4, // steelblue 356 0xd02e0000, 0x00d2b48c, // tan 357 0xd0a16000, 0x00008080, // teal 358 0xd1099d19, 0x14000000, 0x00d8bfd8, // thistle 359 0xd1ed0d1e, 0x00ff6347, // tomato 360 0xd2b28d5f, 0x26650000, 0x0040e0d0, // turquoise 361 0xd92f6168, 0x00ee82ee, // violet 362 0xdd050d00, 0x00f5deb3, // wheat 363 0xdd09a140, 0x00ffffff, // white 364 0xdd09a167, 0x35eb2800, 0x00f5f5f5, // whitesmoke 365 0xe4ac63ee, 0x00ffff00, // yellow 366 0xe4ac63ef, 0x1e452b80, 0x009acd32 // yellowgreen 367 }; // original = 2505 : replacement = 1616 368 369 370 const char* SkParse::FindNamedColor(const char* name, size_t len, SkColor* color) { 371 const char* namePtr = name; 372 unsigned int sixMatches[4]; 373 unsigned int* sixMatchPtr = sixMatches; 374 bool first = true; 375 bool last = false; 376 char ch; 377 do { 378 unsigned int sixMatch = 0; 379 for (int chIndex = 0; chIndex < 6; chIndex++) { 380 sixMatch <<= 5; 381 ch = *namePtr | 0x20; 382 if (ch < 'a' || ch > 'z') 383 ch = 0; 384 else { 385 ch = ch - 'a' + 1; 386 namePtr++; 387 } 388 sixMatch |= ch ; // turn 'A' (0x41) into 'a' (0x61); 389 } 390 sixMatch <<= 1; 391 sixMatch |= 1; 392 if (first) { 393 sixMatch |= 0x80000000; 394 first = false; 395 } 396 ch = *namePtr | 0x20; 397 last = ch < 'a' || ch > 'z'; 398 if (last) 399 sixMatch &= ~1; 400 len -= 6; 401 *sixMatchPtr++ = sixMatch; 402 } while (last == false && len > 0); 403 const int colorNameSize = sizeof(gColorNames) / sizeof(unsigned int); 404 int lo = 0; 405 int hi = colorNameSize - 3; // back off to beginning of yellowgreen 406 while (lo <= hi) { 407 int mid = (hi + lo) >> 1; 408 while ((int) gColorNames[mid] >= 0) 409 --mid; 410 sixMatchPtr = sixMatches; 411 while (gColorNames[mid] == *sixMatchPtr) { 412 ++mid; 413 if ((*sixMatchPtr & 1) == 0) { // last 414 *color = gColorNames[mid] | 0xFF000000; 415 return namePtr; 416 } 417 ++sixMatchPtr; 418 } 419 int sixMask = *sixMatchPtr & ~0x80000000; 420 int midMask = gColorNames[mid] & ~0x80000000; 421 if (sixMask > midMask) { 422 lo = mid + 2; // skip color 423 while ((int) gColorNames[lo] >= 0) 424 ++lo; 425 } else if (hi == mid) 426 return NULL; 427 else 428 hi = mid; 429 } 430 return NULL; 431 } 432 433 // !!! move to char utilities 434 //static int count_separators(const char* str, const char* sep) { 435 // char c; 436 // int separators = 0; 437 // while ((c = *str++) != '\0') { 438 // if (strchr(sep, c) == NULL) 439 // continue; 440 // do { 441 // if ((c = *str++) == '\0') 442 // goto goHome; 443 // } while (strchr(sep, c) != NULL); 444 // separators++; 445 // } 446 //goHome: 447 // return separators; 448 //} 449 450 static inline unsigned nib2byte(unsigned n) 451 { 452 SkASSERT((n & ~0xF) == 0); 453 return (n << 4) | n; 454 } 455 456 const char* SkParse::FindColor(const char* value, SkColor* colorPtr) { 457 unsigned int oldAlpha = SkColorGetA(*colorPtr); 458 if (value[0] == '#') { 459 uint32_t hex; 460 const char* end = SkParse::FindHex(value + 1, &hex); 461 // SkASSERT(end); 462 if (end == NULL) 463 return end; 464 size_t len = end - value - 1; 465 if (len == 3 || len == 4) { 466 unsigned a = len == 4 ? nib2byte(hex >> 12) : oldAlpha; 467 unsigned r = nib2byte((hex >> 8) & 0xF); 468 unsigned g = nib2byte((hex >> 4) & 0xF); 469 unsigned b = nib2byte(hex & 0xF); 470 *colorPtr = SkColorSetARGB(a, r, g, b); 471 return end; 472 } else if (len == 6 || len == 8) { 473 if (len == 6) 474 hex |= oldAlpha << 24; 475 *colorPtr = hex; 476 return end; 477 } else { 478 // SkASSERT(0); 479 return NULL; 480 } 481 // } else if (strchr(value, ',')) { 482 // SkScalar array[4]; 483 // int count = count_separators(value, ",") + 1; // !!! count commas, add 1 484 // SkASSERT(count == 3 || count == 4); 485 // array[0] = SK_Scalar1 * 255; 486 // const char* end = SkParse::FindScalars(value, &array[4 - count], count); 487 // if (end == NULL) 488 // return NULL; 489 // !!! range check for errors? 490 // *colorPtr = SkColorSetARGB(SkScalarRound(array[0]), SkScalarRound(array[1]), 491 // SkScalarRound(array[2]), SkScalarRound(array[3])); 492 // return end; 493 } else 494 return FindNamedColor(value, strlen(value), colorPtr); 495 } 496 497 #ifdef SK_SUPPORT_UNITTEST 498 void SkParse::TestColor() { 499 if (false) 500 CreateTable(); // regenerates data table in the output window 501 SkColor result; 502 int index; 503 for (index = 0; index < colorNamesSize; index++) { 504 result = SK_ColorBLACK; 505 SkNameRGB nameRGB = colorNames[index]; 506 SkASSERT(FindColor(nameRGB.name, &result) != NULL); 507 SkASSERT(result == (SkColor) (nameRGB.rgb | 0xFF000000)); 508 } 509 for (index = 0; index < colorNamesSize; index++) { 510 result = SK_ColorBLACK; 511 SkNameRGB nameRGB = colorNames[index]; 512 char bad[24]; 513 size_t len = strlen(nameRGB.name); 514 memcpy(bad, nameRGB.name, len); 515 bad[len - 1] -= 1; 516 SkASSERT(FindColor(bad, &result) == false); 517 bad[len - 1] += 2; 518 SkASSERT(FindColor(bad, &result) == false); 519 } 520 result = SK_ColorBLACK; 521 SkASSERT(FindColor("lightGrey", &result)); 522 SkASSERT(result == 0xffd3d3d3); 523 // SkASSERT(FindColor("12,34,56,78", &result)); 524 // SkASSERT(result == ((12 << 24) | (34 << 16) | (56 << 8) | (78 << 0))); 525 result = SK_ColorBLACK; 526 SkASSERT(FindColor("#ABCdef", &result)); 527 SkASSERT(result == 0XFFABCdef); 528 SkASSERT(FindColor("#12ABCdef", &result)); 529 SkASSERT(result == 0X12ABCdef); 530 result = SK_ColorBLACK; 531 SkASSERT(FindColor("#123", &result)); 532 SkASSERT(result == 0Xff112233); 533 SkASSERT(FindColor("#abcd", &result)); 534 SkASSERT(result == 0Xaabbccdd); 535 result = SK_ColorBLACK; 536 // SkASSERT(FindColor("71,162,253", &result)); 537 // SkASSERT(result == ((0xFF << 24) | (71 << 16) | (162 << 8) | (253 << 0))); 538 } 539 #endif 540
