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| 1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | |
| 2 // for details. All rights reserved. Use of this source code is governed by a | |
| 3 // BSD-style license that can be found in the LICENSE file. | |
| 4 | |
| 5 // TODO(terry): Need to be consistent with tokens either they're ASCII tokens | |
| 6 // e.g., ASTERISK or they're CSS e.g., PSEUDO, COMBINATOR_*. | |
| 7 class TokenKind { | |
| 8 // Common shared tokens used in TokenizerBase. | |
| 9 static const int UNUSED = 0; // Unused place holder... | |
| 10 static const int END_OF_FILE = 1; // TODO(terry): Must match base | |
| 11 static const int LPAREN = 2; // ( | |
| 12 static const int RPAREN = 3; // ) | |
| 13 static const int LBRACK = 4; // [ | |
| 14 static const int RBRACK = 5; // ] | |
| 15 static const int LBRACE = 6; // { | |
| 16 static const int RBRACE = 7; // } | |
| 17 static const int DOT = 8; // . | |
| 18 static const int SEMICOLON = 9; // ; | |
| 19 | |
| 20 // Unique tokens for CSS. | |
| 21 static const int AT = 10; // @ | |
| 22 static const int HASH = 11; // # | |
| 23 static const int PLUS = 12; // + | |
| 24 static const int GREATER = 13; // > | |
| 25 static const int TILDE = 14; // ~ | |
| 26 static const int ASTERISK = 15; // * | |
| 27 static const int NAMESPACE = 16; // | | |
| 28 static const int COLON = 17; // : | |
| 29 static const int PRIVATE_NAME = 18; // _ prefix private class or id | |
| 30 static const int COMMA = 19; // , | |
| 31 static const int SPACE = 20; | |
| 32 static const int TAB = 21; // /t | |
| 33 static const int NEWLINE = 22; // /n | |
| 34 static const int RETURN = 23; // /r | |
| 35 static const int PERCENT = 24; // % | |
| 36 static const int SINGLE_QUOTE = 25; // ' | |
| 37 static const int DOUBLE_QUOTE = 26; // " | |
| 38 static const int SLASH = 27; // / | |
| 39 static const int EQUALS = 28; // = | |
| 40 static const int OR = 29; // | | |
| 41 static const int CARET = 30; // ^ | |
| 42 static const int DOLLAR = 31; // $ | |
| 43 static const int LESS = 32; // < | |
| 44 static const int BANG = 33; // ! | |
| 45 static const int MINUS = 34; // - | |
| 46 | |
| 47 // WARNING: END_TOKENS must be 1 greater than the last token above (last | |
| 48 // character in our list). Also add to kindToString function and the | |
| 49 // constructor for TokenKind. | |
| 50 | |
| 51 static const int END_TOKENS = 35; // Marker for last token in list | |
| 52 | |
| 53 /** [TokenKind] representing integer tokens. */ | |
| 54 static const int INTEGER = 60; // TODO(terry): must match base | |
| 55 | |
| 56 /** [TokenKind] representing hex integer tokens. */ | |
| 57 // static const int HEX_INTEGER = 61; // TODO(terry): must match bas
e | |
| 58 | |
| 59 /** [TokenKind] representing double tokens. */ | |
| 60 static const int DOUBLE = 62; // TODO(terry): must match base | |
| 61 | |
| 62 /** [TokenKind] representing whitespace tokens. */ | |
| 63 static const int WHITESPACE = 63; // TODO(terry): must match base | |
| 64 | |
| 65 /** [TokenKind] representing comment tokens. */ | |
| 66 static const int COMMENT = 64; // TODO(terry): must match base | |
| 67 | |
| 68 /** [TokenKind] representing error tokens. */ | |
| 69 static const int ERROR = 65; // TODO(terry): must match base | |
| 70 | |
| 71 /** [TokenKind] representing incomplete string tokens. */ | |
| 72 static const int INCOMPLETE_STRING = 66; // TODO(terry): must match base | |
| 73 | |
| 74 /** [TokenKind] representing incomplete comment tokens. */ | |
| 75 static const int INCOMPLETE_COMMENT = 67; // TODO(terry): must match base | |
| 76 | |
| 77 // Synthesized Tokens (no character associated with TOKEN). | |
| 78 // TODO(terry): Possible common names used by both Dart and CSS tokenizers. | |
| 79 static const int STRING = 500; | |
| 80 static const int STRING_PART = 501; | |
| 81 static const int NUMBER = 502; | |
| 82 static const int HEX_NUMBER = 503; | |
| 83 static const int HTML_COMMENT = 504; // <!-- | |
| 84 static const int IMPORTANT = 505; // !important | |
| 85 static const int IDENTIFIER = 511; | |
| 86 | |
| 87 // Uniquely synthesized tokens for CSS. | |
| 88 static const int SELECTOR_EXPRESSION = 512; | |
| 89 static const int COMBINATOR_NONE = 513; | |
| 90 static const int COMBINATOR_DESCENDANT = 514; // Space combinator | |
| 91 static const int COMBINATOR_PLUS = 515; // + combinator | |
| 92 static const int COMBINATOR_GREATER = 516; // > combinator | |
| 93 static const int COMBINATOR_TILDE = 517; // ~ combinator | |
| 94 | |
| 95 static const int UNARY_OP_NONE = 518; // No unary operator present. | |
| 96 | |
| 97 // Attribute match types: | |
| 98 static const int INCLUDES = 530; // '~=' | |
| 99 static const int DASH_MATCH = 531; // '|=' | |
| 100 static const int PREFIX_MATCH = 532; // '^=' | |
| 101 static const int SUFFIX_MATCH = 533; // '$=' | |
| 102 static const int SUBSTRING_MATCH = 534; // '*=' | |
| 103 static const int NO_MATCH = 535; // No operator. | |
| 104 | |
| 105 // Unit types: | |
| 106 static const int UNIT_EM = 600; | |
| 107 static const int UNIT_EX = 601; | |
| 108 static const int UNIT_LENGTH_PX = 602; | |
| 109 static const int UNIT_LENGTH_CM = 603; | |
| 110 static const int UNIT_LENGTH_MM = 604; | |
| 111 static const int UNIT_LENGTH_IN = 605; | |
| 112 static const int UNIT_LENGTH_PT = 606; | |
| 113 static const int UNIT_LENGTH_PC = 607; | |
| 114 static const int UNIT_ANGLE_DEG = 608; | |
| 115 static const int UNIT_ANGLE_RAD = 609; | |
| 116 static const int UNIT_ANGLE_GRAD = 610; | |
| 117 static const int UNIT_TIME_MS = 611; | |
| 118 static const int UNIT_TIME_S = 612; | |
| 119 static const int UNIT_FREQ_HZ = 613; | |
| 120 static const int UNIT_FREQ_KHZ = 614; | |
| 121 static const int UNIT_PERCENT = 615; | |
| 122 static const int UNIT_FRACTION = 616; | |
| 123 | |
| 124 // Directives (@nnnn) | |
| 125 static const int DIRECTIVE_NONE = 650; | |
| 126 static const int DIRECTIVE_IMPORT = 651; | |
| 127 static const int DIRECTIVE_MEDIA = 652; | |
| 128 static const int DIRECTIVE_PAGE = 653; | |
| 129 static const int DIRECTIVE_INCLUDE = 654; | |
| 130 static const int DIRECTIVE_STYLET = 655; | |
| 131 static const int DIRECTIVE_KEYFRAMES = 656; | |
| 132 static const int DIRECTIVE_FONTFACE = 657; | |
| 133 | |
| 134 // Simple selector type. | |
| 135 static const int CLASS_NAME = 700; // .class | |
| 136 static const int ELEMENT_NAME = 701; // tagName | |
| 137 static const int HASH_NAME = 702; // #elementId | |
| 138 static const int ATTRIBUTE_NAME = 703; // [attrib] | |
| 139 static const int PSEUDO_ELEMENT_NAME = 704; // ::pseudoElement | |
| 140 static const int PSEUDO_CLASS_NAME = 705; // :pseudoClass | |
| 141 static const int NEGATION = 706; // NOT | |
| 142 | |
| 143 static const List<Map<int, String>> _DIRECTIVES = const [ | |
| 144 const {'type': TokenKind.DIRECTIVE_IMPORT, 'value' : 'import'}, | |
| 145 const {'type': TokenKind.DIRECTIVE_MEDIA, 'value' : 'media'}, | |
| 146 const {'type': TokenKind.DIRECTIVE_PAGE, 'value' : 'page'}, | |
| 147 const {'type': TokenKind.DIRECTIVE_INCLUDE, 'value' : 'include'}, | |
| 148 const {'type': TokenKind.DIRECTIVE_STYLET, 'value' : 'stylet'}, | |
| 149 const {'type': TokenKind.DIRECTIVE_KEYFRAMES, 'value' : '-webkit-keyframes'}
, | |
| 150 const {'type': TokenKind.DIRECTIVE_FONTFACE, 'value' : 'font-face'}, | |
| 151 ]; | |
| 152 | |
| 153 static const List<Map<int, String>> _UNITS = const [ | |
| 154 const {'unit': TokenKind.UNIT_EM, 'value' : 'em'}, | |
| 155 const {'unit': TokenKind.UNIT_EX, 'value' : 'ex'}, | |
| 156 const {'unit': TokenKind.UNIT_LENGTH_PX, 'value' : 'px'}, | |
| 157 const {'unit': TokenKind.UNIT_LENGTH_CM, 'value' : 'cm'}, | |
| 158 const {'unit': TokenKind.UNIT_LENGTH_MM, 'value' : 'mm'}, | |
| 159 const {'unit': TokenKind.UNIT_LENGTH_IN, 'value' : 'in'}, | |
| 160 const {'unit': TokenKind.UNIT_LENGTH_PT, 'value' : 'pt'}, | |
| 161 const {'unit': TokenKind.UNIT_LENGTH_PC, 'value' : 'pc'}, | |
| 162 const {'unit': TokenKind.UNIT_ANGLE_DEG, 'value' : 'deg'}, | |
| 163 const {'unit': TokenKind.UNIT_ANGLE_RAD, 'value' : 'rad'}, | |
| 164 const {'unit': TokenKind.UNIT_ANGLE_GRAD, 'value' : 'grad'}, | |
| 165 const {'unit': TokenKind.UNIT_TIME_MS, 'value' : 'ms'}, | |
| 166 const {'unit': TokenKind.UNIT_TIME_S, 'value' : 's'}, | |
| 167 const {'unit': TokenKind.UNIT_FREQ_HZ, 'value' : 'hz'}, | |
| 168 const {'unit': TokenKind.UNIT_FREQ_KHZ, 'value' : 'khz'}, | |
| 169 const {'unit': TokenKind.UNIT_FRACTION, 'value' : 'fr'}, | |
| 170 ]; | |
| 171 | |
| 172 // Some more constants: | |
| 173 static const int ASCII_UPPER_A = 65; // ASCII value for uppercase A | |
| 174 static const int ASCII_UPPER_Z = 90; // ASCII value for uppercase Z | |
| 175 | |
| 176 // Extended color keywords: | |
| 177 static const List<Map<String, int>> _EXTENDED_COLOR_NAMES = const [ | |
| 178 const {'name' : 'aliceblue', 'value' : 0xF08FF}, | |
| 179 const {'name' : 'antiquewhite', 'value' : 0xFAEBD7}, | |
| 180 const {'name' : 'aqua', 'value' : 0x00FFFF}, | |
| 181 const {'name' : 'aquamarine', 'value' : 0x7FFFD4}, | |
| 182 const {'name' : 'azure', 'value' : 0xF0FFFF}, | |
| 183 const {'name' : 'beige', 'value' : 0xF5F5DC}, | |
| 184 const {'name' : 'bisque', 'value' : 0xFFE4C4}, | |
| 185 const {'name' : 'black', 'value' : 0x000000}, | |
| 186 const {'name' : 'blanchedalmond', 'value' : 0xFFEBCD}, | |
| 187 const {'name' : 'blue', 'value' : 0x0000FF}, | |
| 188 const {'name' : 'blueviolet', 'value' : 0x8A2BE2}, | |
| 189 const {'name' : 'brown', 'value' : 0xA52A2A}, | |
| 190 const {'name' : 'burlywood', 'value' : 0xDEB887}, | |
| 191 const {'name' : 'cadetblue', 'value' : 0x5F9EA0}, | |
| 192 const {'name' : 'chartreuse', 'value' : 0x7FFF00}, | |
| 193 const {'name' : 'chocolate', 'value' : 0xD2691E}, | |
| 194 const {'name' : 'coral', 'value' : 0xFF7F50}, | |
| 195 const {'name' : 'cornflowerblue', 'value' : 0x6495ED}, | |
| 196 const {'name' : 'cornsilk', 'value' : 0xFFF8DC}, | |
| 197 const {'name' : 'crimson', 'value' : 0xDC143C}, | |
| 198 const {'name' : 'cyan', 'value' : 0x00FFFF}, | |
| 199 const {'name' : 'darkblue', 'value' : 0x00008B}, | |
| 200 const {'name' : 'darkcyan', 'value' : 0x008B8B}, | |
| 201 const {'name' : 'darkgoldenrod', 'value' : 0xB8860B}, | |
| 202 const {'name' : 'darkgray', 'value' : 0xA9A9A9}, | |
| 203 const {'name' : 'darkgreen', 'value' : 0x006400}, | |
| 204 const {'name' : 'darkgrey', 'value' : 0xA9A9A9}, | |
| 205 const {'name' : 'darkkhaki', 'value' : 0xBDB76B}, | |
| 206 const {'name' : 'darkmagenta', 'value' : 0x8B008B}, | |
| 207 const {'name' : 'darkolivegreen', 'value' : 0x556B2F}, | |
| 208 const {'name' : 'darkorange', 'value' : 0xFF8C00}, | |
| 209 const {'name' : 'darkorchid', 'value' : 0x9932CC}, | |
| 210 const {'name' : 'darkred', 'value' : 0x8B0000}, | |
| 211 const {'name' : 'darksalmon', 'value' : 0xE9967A}, | |
| 212 const {'name' : 'darkseagreen', 'value' : 0x8FBC8F}, | |
| 213 const {'name' : 'darkslateblue', 'value' : 0x483D8B}, | |
| 214 const {'name' : 'darkslategray', 'value' : 0x2F4F4F}, | |
| 215 const {'name' : 'darkslategrey', 'value' : 0x2F4F4F}, | |
| 216 const {'name' : 'darkturquoise', 'value' : 0x00CED1}, | |
| 217 const {'name' : 'darkviolet', 'value' : 0x9400D3}, | |
| 218 const {'name' : 'deeppink', 'value' : 0xFF1493}, | |
| 219 const {'name' : 'deepskyblue', 'value' : 0x00BFFF}, | |
| 220 const {'name' : 'dimgray', 'value' : 0x696969}, | |
| 221 const {'name' : 'dimgrey', 'value' : 0x696969}, | |
| 222 const {'name' : 'dodgerblue', 'value' : 0x1E90FF}, | |
| 223 const {'name' : 'firebrick', 'value' : 0xB22222}, | |
| 224 const {'name' : 'floralwhite', 'value' : 0xFFFAF0}, | |
| 225 const {'name' : 'forestgreen', 'value' : 0x228B22}, | |
| 226 const {'name' : 'fuchsia', 'value' : 0xFF00FF}, | |
| 227 const {'name' : 'gainsboro', 'value' : 0xDCDCDC}, | |
| 228 const {'name' : 'ghostwhite', 'value' : 0xF8F8FF}, | |
| 229 const {'name' : 'gold', 'value' : 0xFFD700}, | |
| 230 const {'name' : 'goldenrod', 'value' : 0xDAA520}, | |
| 231 const {'name' : 'gray', 'value' : 0x808080}, | |
| 232 const {'name' : 'green', 'value' : 0x008000}, | |
| 233 const {'name' : 'greenyellow', 'value' : 0xADFF2F}, | |
| 234 const {'name' : 'grey', 'value' : 0x808080}, | |
| 235 const {'name' : 'honeydew', 'value' : 0xF0FFF0}, | |
| 236 const {'name' : 'hotpink', 'value' : 0xFF69B4}, | |
| 237 const {'name' : 'indianred', 'value' : 0xCD5C5C}, | |
| 238 const {'name' : 'indigo', 'value' : 0x4B0082}, | |
| 239 const {'name' : 'ivory', 'value' : 0xFFFFF0}, | |
| 240 const {'name' : 'khaki', 'value' : 0xF0E68C}, | |
| 241 const {'name' : 'lavender', 'value' : 0xE6E6FA}, | |
| 242 const {'name' : 'lavenderblush', 'value' : 0xFFF0F5}, | |
| 243 const {'name' : 'lawngreen', 'value' : 0x7CFC00}, | |
| 244 const {'name' : 'lemonchiffon', 'value' : 0xFFFACD}, | |
| 245 const {'name' : 'lightblue', 'value' : 0xADD8E6}, | |
| 246 const {'name' : 'lightcoral', 'value' : 0xF08080}, | |
| 247 const {'name' : 'lightcyan', 'value' : 0xE0FFFF}, | |
| 248 const {'name' : 'lightgoldenrodyellow', 'value' : 0xFAFAD2}, | |
| 249 const {'name' : 'lightgray', 'value' : 0xD3D3D3}, | |
| 250 const {'name' : 'lightgreen', 'value' : 0x90EE90}, | |
| 251 const {'name' : 'lightgrey', 'value' : 0xD3D3D3}, | |
| 252 const {'name' : 'lightpink', 'value' : 0xFFB6C1}, | |
| 253 const {'name' : 'lightsalmon', 'value' : 0xFFA07A}, | |
| 254 const {'name' : 'lightseagreen', 'value' : 0x20B2AA}, | |
| 255 const {'name' : 'lightskyblue', 'value' : 0x87CEFA}, | |
| 256 const {'name' : 'lightslategray', 'value' : 0x778899}, | |
| 257 const {'name' : 'lightslategrey', 'value' : 0x778899}, | |
| 258 const {'name' : 'lightsteelblue', 'value' : 0xB0C4DE}, | |
| 259 const {'name' : 'lightyellow', 'value' : 0xFFFFE0}, | |
| 260 const {'name' : 'lime', 'value' : 0x00FF00}, | |
| 261 const {'name' : 'limegreen', 'value' : 0x32CD32}, | |
| 262 const {'name' : 'linen', 'value' : 0xFAF0E6}, | |
| 263 const {'name' : 'magenta', 'value' : 0xFF00FF}, | |
| 264 const {'name' : 'maroon', 'value' : 0x800000}, | |
| 265 const {'name' : 'mediumaquamarine', 'value' : 0x66CDAA}, | |
| 266 const {'name' : 'mediumblue', 'value' : 0x0000CD}, | |
| 267 const {'name' : 'mediumorchid', 'value' : 0xBA55D3}, | |
| 268 const {'name' : 'mediumpurple', 'value' : 0x9370DB}, | |
| 269 const {'name' : 'mediumseagreen', 'value' : 0x3CB371}, | |
| 270 const {'name' : 'mediumslateblue', 'value' : 0x7B68EE}, | |
| 271 const {'name' : 'mediumspringgreen', 'value' : 0x00FA9A}, | |
| 272 const {'name' : 'mediumturquoise', 'value' : 0x48D1CC}, | |
| 273 const {'name' : 'mediumvioletred', 'value' : 0xC71585}, | |
| 274 const {'name' : 'midnightblue', 'value' : 0x191970}, | |
| 275 const {'name' : 'mintcream', 'value' : 0xF5FFFA}, | |
| 276 const {'name' : 'mistyrose', 'value' : 0xFFE4E1}, | |
| 277 const {'name' : 'moccasin', 'value' : 0xFFE4B5}, | |
| 278 const {'name' : 'navajowhite', 'value' : 0xFFDEAD}, | |
| 279 const {'name' : 'navy', 'value' : 0x000080}, | |
| 280 const {'name' : 'oldlace', 'value' : 0xFDF5E6}, | |
| 281 const {'name' : 'olive', 'value' : 0x808000}, | |
| 282 const {'name' : 'olivedrab', 'value' : 0x6B8E23}, | |
| 283 const {'name' : 'orange', 'value' : 0xFFA500}, | |
| 284 const {'name' : 'orangered', 'value' : 0xFF4500}, | |
| 285 const {'name' : 'orchid', 'value' : 0xDA70D6}, | |
| 286 const {'name' : 'palegoldenrod', 'value' : 0xEEE8AA}, | |
| 287 const {'name' : 'palegreen', 'value' : 0x98FB98}, | |
| 288 const {'name' : 'paleturquoise', 'value' : 0xAFEEEE}, | |
| 289 const {'name' : 'palevioletred', 'value' : 0xDB7093}, | |
| 290 const {'name' : 'papayawhip', 'value' : 0xFFEFD5}, | |
| 291 const {'name' : 'peachpuff', 'value' : 0xFFDAB9}, | |
| 292 const {'name' : 'peru', 'value' : 0xCD853F}, | |
| 293 const {'name' : 'pink', 'value' : 0xFFC0CB}, | |
| 294 const {'name' : 'plum', 'value' : 0xDDA0DD}, | |
| 295 const {'name' : 'powderblue', 'value' : 0xB0E0E6}, | |
| 296 const {'name' : 'purple', 'value' : 0x800080}, | |
| 297 const {'name' : 'red', 'value' : 0xFF0000}, | |
| 298 const {'name' : 'rosybrown', 'value' : 0xBC8F8F}, | |
| 299 const {'name' : 'royalblue', 'value' : 0x4169E1}, | |
| 300 const {'name' : 'saddlebrown', 'value' : 0x8B4513}, | |
| 301 const {'name' : 'salmon', 'value' : 0xFA8072}, | |
| 302 const {'name' : 'sandybrown', 'value' : 0xF4A460}, | |
| 303 const {'name' : 'seagreen', 'value' : 0x2E8B57}, | |
| 304 const {'name' : 'seashell', 'value' : 0xFFF5EE}, | |
| 305 const {'name' : 'sienna', 'value' : 0xA0522D}, | |
| 306 const {'name' : 'silver', 'value' : 0xC0C0C0}, | |
| 307 const {'name' : 'skyblue', 'value' : 0x87CEEB}, | |
| 308 const {'name' : 'slateblue', 'value' : 0x6A5ACD}, | |
| 309 const {'name' : 'slategray', 'value' : 0x708090}, | |
| 310 const {'name' : 'slategrey', 'value' : 0x708090}, | |
| 311 const {'name' : 'snow', 'value' : 0xFFFAFA}, | |
| 312 const {'name' : 'springgreen', 'value' : 0x00FF7F}, | |
| 313 const {'name' : 'steelblue', 'value' : 0x4682B4}, | |
| 314 const {'name' : 'tan', 'value' : 0xD2B48C}, | |
| 315 const {'name' : 'teal', 'value' : 0x008080}, | |
| 316 const {'name' : 'thistle', 'value' : 0xD8BFD8}, | |
| 317 const {'name' : 'tomato', 'value' : 0xFF6347}, | |
| 318 const {'name' : 'turquoise', 'value' : 0x40E0D0}, | |
| 319 const {'name' : 'violet', 'value' : 0xEE82EE}, | |
| 320 const {'name' : 'wheat', 'value' : 0xF5DEB3}, | |
| 321 const {'name' : 'white', 'value' : 0xFFFFFF}, | |
| 322 const {'name' : 'whitesmoke', 'value' : 0xF5F5F5}, | |
| 323 const {'name' : 'yellow', 'value' : 0xFFFF00}, | |
| 324 const {'name' : 'yellowgreen', 'value' : 0x9ACD32}, | |
| 325 ]; | |
| 326 | |
| 327 // TODO(terry): Should used Dart mirroring for parameter values and types | |
| 328 // especially for enumeration (e.g., counter's second parameter | |
| 329 // is list-style-type which is an enumerated list for ordering | |
| 330 // of a list 'circle', 'decimal', 'lower-roman', 'square', etc. | |
| 331 // see http://www.w3schools.com/cssref/pr_list-style-type.asp | |
| 332 // for list of possible values. | |
| 333 | |
| 334 // List of valid CSS functions: | |
| 335 static const List<Map<String, Object>> _FUNCTIONS = const [ | |
| 336 const {'name' : 'counter', 'info' : const {'params' : 2, 'expr' : false}}, | |
| 337 const {'name' : 'attr', 'info' : const {'params' : 1, 'expr' : false}}, | |
| 338 const {'name' : 'calc', 'info' : const {'params' : 1, 'expr' : true}}, | |
| 339 const {'name' : 'min', 'info' : const {'params' : 2, 'expr' : true}}, | |
| 340 const {'name' : 'max', 'info' : const {'params' : 2, 'expr' : true}}, | |
| 341 | |
| 342 // 2D functions: | |
| 343 const {'name' : 'translateX', | |
| 344 'info' : const {'params' : 1, 'expr' : false}}, | |
| 345 const {'name' : 'translateY', | |
| 346 'info' : const {'params' : 1, 'expr' : false}}, | |
| 347 const {'name' : 'translate', 'info' : const {'params' : 2, 'expr' : false}}, | |
| 348 const {'name' : 'rotate', 'info' : const {'params' : 1, 'expr' : false}}, | |
| 349 const {'name' : 'scaleX', 'info' : const {'params' : 1, 'expr' : false}}, | |
| 350 const {'name' : 'scaleY', 'info' : const {'params' : 1, 'expr' : false}}, | |
| 351 const {'name' : 'scale', 'info' : const {'params' : 2, 'expr' : false}}, | |
| 352 const {'name' : 'skewX', 'info' : const {'params' : 1, 'expr' : false}}, | |
| 353 const {'name' : 'skewY', 'info' : const {'params' : 1, 'expr' : false}}, | |
| 354 const {'name' : 'skew', 'info' : const {'params' : 2, 'expr' : false}}, | |
| 355 const {'name' : 'matrix', 'info' : const {'params' : 6, 'expr' : false}}, | |
| 356 | |
| 357 // 3D functions: | |
| 358 const {'name' : 'matrix3d', 'info' : const {'params' : 16, 'expr' : false}}, | |
| 359 const {'name' : 'translate3d', | |
| 360 'info' : const {'params' : 3, 'expr' : false}}, | |
| 361 const {'name' : 'translateZ', | |
| 362 'info' : const {'params' : 1, 'expr' : false}}, | |
| 363 const {'name' : 'scale3d', 'info' : const {'params' : 3, 'expr' : false}}, | |
| 364 const {'name' : 'scaleZ', 'info' : const {'params' : 1, 'expr' : false}}, | |
| 365 const {'name' : 'rotate3d', 'info' : const {'params' : 3, 'expr' : false}}, | |
| 366 const {'name' : 'rotateX', 'info' : const {'params' : 1, 'expr' : false}}, | |
| 367 const {'name' : 'rotateY', 'info' : const {'params' : 1, 'expr' : false}}, | |
| 368 const {'name' : 'rotateZ', 'info' : const {'params' : 1, 'expr' : false}}, | |
| 369 const {'name' : 'perspective', | |
| 370 'info' : const {'params' : 1, 'expr' : false}}, | |
| 371 ]; | |
| 372 | |
| 373 List<int> tokens; | |
| 374 | |
| 375 /* | |
| 376 * Return the token that matches the unit ident found. | |
| 377 */ | |
| 378 static int matchList(var identList, String tokenField, String text, | |
| 379 int offset, int length) { | |
| 380 for (final entry in identList) { | |
| 381 String ident = entry['value']; | |
| 382 if (length == ident.length) { | |
| 383 int idx = offset; | |
| 384 bool match = true; | |
| 385 for (int identIdx = 0; identIdx < ident.length; identIdx++) { | |
| 386 int identChar = ident.codeUnitAt(identIdx); | |
| 387 int char = text.codeUnitAt(idx++); | |
| 388 // Compare lowercase to lowercase then check if char is uppercase. | |
| 389 match = match && (char == identChar || | |
| 390 ((char >= ASCII_UPPER_A && char <= ASCII_UPPER_Z) && | |
| 391 (char + 32) == identChar)); | |
| 392 if (!match) { | |
| 393 break; | |
| 394 } | |
| 395 } | |
| 396 | |
| 397 if (match) { | |
| 398 // Completely matched; return the token for this unit. | |
| 399 return entry[tokenField]; | |
| 400 } | |
| 401 } | |
| 402 } | |
| 403 | |
| 404 return -1; // Not a unit token. | |
| 405 } | |
| 406 | |
| 407 /* | |
| 408 * Return the token that matches the unit ident found. | |
| 409 */ | |
| 410 static int matchUnits(String text, int offset, int length) { | |
| 411 return matchList(_UNITS, 'unit', text, offset, length); | |
| 412 } | |
| 413 | |
| 414 /* | |
| 415 * Return the token that matches the directive ident found. | |
| 416 */ | |
| 417 static int matchDirectives(String text, int offset, int length) { | |
| 418 return matchList(_DIRECTIVES, 'type', text, offset, length); | |
| 419 } | |
| 420 | |
| 421 /* | |
| 422 * Return the unit token as its pretty name. | |
| 423 */ | |
| 424 static String unitToString(int unitTokenToFind) { | |
| 425 if (unitTokenToFind == TokenKind.PERCENT) { | |
| 426 return '%'; | |
| 427 } else { | |
| 428 for (final entry in _UNITS) { | |
| 429 int unit = entry['unit']; | |
| 430 if (unit == unitTokenToFind) { | |
| 431 return entry['value']; | |
| 432 } | |
| 433 } | |
| 434 } | |
| 435 | |
| 436 return '<BAD UNIT>'; // Not a unit token. | |
| 437 } | |
| 438 | |
| 439 /* | |
| 440 * Match color name, case insensitive match and return the associated RGB | |
| 441 * value as decimal number. | |
| 442 */ | |
| 443 static int matchColorName(String text) { | |
| 444 int length = text.length; | |
| 445 for (final entry in _EXTENDED_COLOR_NAMES) { | |
| 446 String ident = entry['name']; | |
| 447 if (length == ident.length) { | |
| 448 int idx = 0; | |
| 449 bool match = true; | |
| 450 for (int identIdx = 0; identIdx < ident.length; identIdx++) { | |
| 451 int identChar = ident.codeUnitAt(identIdx); | |
| 452 int char = text.codeUnitAt(idx++); | |
| 453 // Compare lowercase to lowercase then check if char is uppercase. | |
| 454 match = match && (char == identChar || | |
| 455 ((char >= ASCII_UPPER_A && char <= ASCII_UPPER_Z) && | |
| 456 (char + 32) == identChar)); | |
| 457 if (!match) { | |
| 458 break; | |
| 459 } | |
| 460 } | |
| 461 | |
| 462 if (match) { | |
| 463 // Completely matched; return the token for this unit. | |
| 464 return entry['value']; | |
| 465 } | |
| 466 } | |
| 467 } | |
| 468 | |
| 469 // No match. | |
| 470 throw new NoColorMatchException(text); | |
| 471 } | |
| 472 | |
| 473 static String decimalToHex(int num, [int minDigits = 1]) { | |
| 474 final String _HEX_DIGITS = '0123456789abcdef'; | |
| 475 | |
| 476 List<String> result = new List<String>(); | |
| 477 | |
| 478 int dividend = num >> 4; | |
| 479 int remain = num % 16; | |
| 480 result.add(_HEX_DIGITS[remain]); | |
| 481 while (dividend != 0) { | |
| 482 remain = dividend % 16; | |
| 483 dividend >>= 4; | |
| 484 result.add(_HEX_DIGITS[remain]); | |
| 485 } | |
| 486 | |
| 487 StringBuffer invertResult = new StringBuffer(); | |
| 488 int paddings = minDigits - result.length; | |
| 489 while (paddings-- > 0) { | |
| 490 invertResult.write('0'); | |
| 491 } | |
| 492 for (int idx = result.length - 1; idx >= 0; idx--) { | |
| 493 invertResult.write(result[idx]); | |
| 494 } | |
| 495 | |
| 496 return invertResult.toString(); | |
| 497 } | |
| 498 | |
| 499 static String kindToString(int kind) { | |
| 500 switch(kind) { | |
| 501 case TokenKind.UNUSED: return "ERROR"; | |
| 502 case TokenKind.END_OF_FILE: return "end of file"; | |
| 503 case TokenKind.LPAREN: return "("; | |
| 504 case TokenKind.RPAREN: return ")"; | |
| 505 case TokenKind.LBRACK: return "["; | |
| 506 case TokenKind.RBRACK: return "]"; | |
| 507 case TokenKind.LBRACE: return "{"; | |
| 508 case TokenKind.RBRACE: return "}"; | |
| 509 case TokenKind.DOT: return "."; | |
| 510 case TokenKind.SEMICOLON: return ";"; | |
| 511 case TokenKind.AT: return "@"; | |
| 512 case TokenKind.HASH: return "#"; | |
| 513 case TokenKind.PLUS: return "+"; | |
| 514 case TokenKind.GREATER: return ">"; | |
| 515 case TokenKind.TILDE: return "~"; | |
| 516 case TokenKind.ASTERISK: return "*"; | |
| 517 case TokenKind.NAMESPACE: return "|"; | |
| 518 case TokenKind.COLON: return ":"; | |
| 519 case TokenKind.PRIVATE_NAME: return "_"; | |
| 520 case TokenKind.COMMA: return ","; | |
| 521 case TokenKind.SPACE: return " "; | |
| 522 case TokenKind.TAB: return "\t"; | |
| 523 case TokenKind.NEWLINE: return "\n"; | |
| 524 case TokenKind.RETURN: return "\r"; | |
| 525 case TokenKind.PERCENT: return "%"; | |
| 526 case TokenKind.SINGLE_QUOTE: return "'"; | |
| 527 case TokenKind.DOUBLE_QUOTE: return "\""; | |
| 528 case TokenKind.SLASH: return "/"; | |
| 529 case TokenKind.EQUALS: return '='; | |
| 530 case TokenKind.OR: return '|'; | |
| 531 case TokenKind.CARET: return '^'; | |
| 532 case TokenKind.DOLLAR: return '\$'; | |
| 533 case TokenKind.LESS: return '<'; | |
| 534 case TokenKind.BANG: return '!'; | |
| 535 case TokenKind.MINUS: return '-'; | |
| 536 | |
| 537 default: | |
| 538 throw "Unknown TOKEN"; | |
| 539 } | |
| 540 } | |
| 541 | |
| 542 TokenKind() { | |
| 543 tokens = []; | |
| 544 | |
| 545 // All tokens must be in TokenKind order. | |
| 546 tokens.add(-1); // TokenKind.UNUSED | |
| 547 tokens.add(0); // TokenKind.END_OF_FILE match base | |
| 548 tokens.add(TokenKind.kindToString(TokenKind.LPAREN).codeUnitAt(0)); | |
| 549 tokens.add(TokenKind.kindToString(TokenKind.RPAREN).codeUnitAt(0)); | |
| 550 tokens.add(TokenKind.kindToString(TokenKind.LBRACK).codeUnitAt(0)); | |
| 551 tokens.add(TokenKind.kindToString(TokenKind.RBRACK).codeUnitAt(0)); | |
| 552 tokens.add(TokenKind.kindToString(TokenKind.LBRACE).codeUnitAt(0)); | |
| 553 tokens.add(TokenKind.kindToString(TokenKind.RBRACE).codeUnitAt(0)); | |
| 554 tokens.add(TokenKind.kindToString(TokenKind.DOT).codeUnitAt(0)); | |
| 555 tokens.add(TokenKind.kindToString(TokenKind.SEMICOLON).codeUnitAt(0)); | |
| 556 tokens.add(TokenKind.kindToString(TokenKind.AT).codeUnitAt(0)); | |
| 557 tokens.add(TokenKind.kindToString(TokenKind.HASH).codeUnitAt(0)); | |
| 558 tokens.add(TokenKind.kindToString(TokenKind.PLUS).codeUnitAt(0)); | |
| 559 tokens.add(TokenKind.kindToString(TokenKind.GREATER).codeUnitAt(0)); | |
| 560 tokens.add(TokenKind.kindToString(TokenKind.TILDE).codeUnitAt(0)); | |
| 561 tokens.add(TokenKind.kindToString(TokenKind.ASTERISK).codeUnitAt(0)); | |
| 562 tokens.add(TokenKind.kindToString(TokenKind.NAMESPACE).codeUnitAt(0)); | |
| 563 tokens.add(TokenKind.kindToString(TokenKind.COLON).codeUnitAt(0)); | |
| 564 tokens.add(TokenKind.kindToString(TokenKind.PRIVATE_NAME).codeUnitAt(0)); | |
| 565 tokens.add(TokenKind.kindToString(TokenKind.COMMA).codeUnitAt(0)); | |
| 566 tokens.add(TokenKind.kindToString(TokenKind.SPACE).codeUnitAt(0)); | |
| 567 tokens.add(TokenKind.kindToString(TokenKind.TAB).codeUnitAt(0)); | |
| 568 tokens.add(TokenKind.kindToString(TokenKind.NEWLINE).codeUnitAt(0)); | |
| 569 tokens.add(TokenKind.kindToString(TokenKind.RETURN).codeUnitAt(0)); | |
| 570 tokens.add(TokenKind.kindToString(TokenKind.PERCENT).codeUnitAt(0)); | |
| 571 tokens.add(TokenKind.kindToString(TokenKind.SINGLE_QUOTE).codeUnitAt(0)); | |
| 572 tokens.add(TokenKind.kindToString(TokenKind.DOUBLE_QUOTE).codeUnitAt(0)); | |
| 573 tokens.add(TokenKind.kindToString(TokenKind.SLASH).codeUnitAt(0)); | |
| 574 tokens.add(TokenKind.kindToString(TokenKind.EQUALS).codeUnitAt(0)); | |
| 575 tokens.add(TokenKind.kindToString(TokenKind.OR).codeUnitAt(0)); | |
| 576 tokens.add(TokenKind.kindToString(TokenKind.CARET).codeUnitAt(0)); | |
| 577 tokens.add(TokenKind.kindToString(TokenKind.DOLLAR).codeUnitAt(0)); | |
| 578 tokens.add(TokenKind.kindToString(TokenKind.LESS).codeUnitAt(0)); | |
| 579 tokens.add(TokenKind.kindToString(TokenKind.BANG).codeUnitAt(0)); | |
| 580 tokens.add(TokenKind.kindToString(TokenKind.MINUS).codeUnitAt(0)); | |
| 581 | |
| 582 assert(tokens.length == TokenKind.END_TOKENS); | |
| 583 } | |
| 584 | |
| 585 static bool isIdentifier(int kind) { | |
| 586 return kind == IDENTIFIER ; | |
| 587 } | |
| 588 | |
| 589 } | |
| 590 | |
| 591 class NoColorMatchException implements Exception { | |
| 592 String _colorName; | |
| 593 NoColorMatchException(this._colorName); | |
| 594 | |
| 595 String get name => _colorName; | |
| 596 } | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 137013002:
Removed obsolete code (Closed)
Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart