src/mathed/math_hash.C

   1 #include <config.h>
   2
   3 #include "math_parser.h"
   4 #include "math_metricsinfo.h"
   5 #include "lyxlex.h"
   6 #include "debug.h"
   7 #include "support/filetools.h" // LibFileSearch
   8
   9 #include <map>
  10
  11
  12 namespace {
  13
  14 // global
  15 std::map<string, latexkeys> theWordList;
  16
  17
  18 struct key_type {
  19         ///
  20         char const * name;
  21         ///
  22         MathTokenEnum token;
  23         ///
  24         unsigned int id;
  25 };
  26
  27
  28 key_type wordlist_array[] =
  29 {
  30         {"!",  LM_TK_SPACE, 0},
  31         {"#",  LM_TK_SPECIAL, '#'},
  32         {"$",  LM_TK_SPECIAL, '$'},
  33         {"%",  LM_TK_SPECIAL, '%'},
  34         {"&",  LM_TK_SPECIAL, '&'},
  35         {"(",  LM_TK_BEGIN, LM_OT_SIMPLE},
  36         {")",  LM_TK_END, LM_OT_SIMPLE},
  37         {",",  LM_TK_SPACE, 1},
  38         {".",  LM_TK_SPECIAL, '.'},
  39         {":",  LM_TK_SPACE, 2},
  40         {";",  LM_TK_SPACE, 3},
  41         {"Pr",  LM_TK_FUNCLIM, 0},
  42         {"[",  LM_TK_BEGIN, LM_OT_EQUATION},
  43         {"]",  LM_TK_END, LM_OT_EQUATION},
  44         {"_",  LM_TK_SPECIAL, '_'},
  45         {"acute",  LM_TK_DECORATION, 0},
  46         {"arccos",  LM_TK_FUNC, 0},
  47         {"arcsin",  LM_TK_FUNC, 0},
  48         {"arctan",  LM_TK_FUNC, 0},
  49         {"arg",  LM_TK_FUNC, 0},
  50         {"atop",  LM_TK_ATOP, 0},
  51         {"bar",  LM_TK_DECORATION, 0},
  52         {"begin",  LM_TK_BEGIN, 0},
  53         {"bf",  LM_TK_OLDFONT, LM_TC_BF},
  54         {"binom",  LM_TK_BINOM, 0},
  55         {"bmod",  LM_TK_FUNC, 0},
  56         {"breve",  LM_TK_DECORATION, 0},
  57         {"cal",  LM_TK_OLDFONT, LM_TC_CAL},
  58         {"cdots",  LM_TK_DOTS, 0},
  59         {"check",  LM_TK_DECORATION, 0},
  60         {"choose",  LM_TK_CHOOSE, 0},
  61         {"cos",  LM_TK_FUNC, 0},
  62         {"cosh",  LM_TK_FUNC, 0},
  63         {"cot",  LM_TK_FUNC, 0},
  64         {"coth",  LM_TK_FUNC, 0},
  65         {"csc",  LM_TK_FUNC, 0},
  66         {"ddot",  LM_TK_DECORATION, 0},
  67         {"dddot",  LM_TK_DECORATION, 0},
  68         {"ddots",  LM_TK_DOTS, 0},
  69         {"deg",  LM_TK_FUNC, 0},
  70         {"det",  LM_TK_FUNCLIM, 0},
  71         {"dim",  LM_TK_FUNC, 0},
  72         {"displaystyle",  LM_TK_STY, LM_ST_DISPLAY},
  73         {"dot",  LM_TK_DECORATION, 0},
  74         {"end",  LM_TK_END, 0},
  75         {"exp",  LM_TK_FUNC, 0},
  76         {"frac",  LM_TK_FRAC, 0},
  77         {"frak",  LM_TK_FONT, LM_TC_EUFRAK},
  78         {"gcd",  LM_TK_FUNCLIM, 0},
  79         {"grave",  LM_TK_DECORATION, 0},
  80         {"hat",  LM_TK_DECORATION, 0},
  81         {"hom",  LM_TK_FUNC, 0},
  82         {"inf",  LM_TK_FUNCLIM, 0},
  83         {"it",  LM_TK_OLDFONT, LM_TC_IT},
  84         {"ker",  LM_TK_FUNC, 0},
  85         {"kern",  LM_TK_KERN, 0},
  86         {"label",  LM_TK_LABEL, 0},
  87         {"lefteqn",  LM_TK_LEFTEQN, 1},
  88         {"ldots",  LM_TK_DOTS, 0},
  89         {"left",  LM_TK_LEFT, 0},
  90         {"lg",  LM_TK_FUNC, 0},
  91         {"lim",  LM_TK_FUNCLIM, 0},
  92         {"liminf",  LM_TK_FUNCLIM, 0},
  93         {"limits",  LM_TK_LIMIT, 1 },
  94         {"limsup",  LM_TK_FUNCLIM, 0},
  95         {"ln",  LM_TK_FUNC, 0},
  96         {"log",  LM_TK_FUNC, 0},
  97         {"lyxbox",  LM_TK_BOX, 0},
  98         {"mathbb",  LM_TK_FONT, LM_TC_BB},
  99         {"mathbf",  LM_TK_FONT, LM_TC_BF},
 100         {"mathcal",  LM_TK_FONT, LM_TC_CAL},
 101         {"mathfrak",  LM_TK_FONT, LM_TC_EUFRAK},
 102         {"mathit",  LM_TK_FONT, LM_TC_IT},
 103         {"mathnormal",  LM_TK_FONT, LM_TC_VAR},
 104         {"mathrm",  LM_TK_FONT, LM_TC_RM},
 105         {"mathsf",  LM_TK_FONT, LM_TC_SF},
 106         {"mathtt",  LM_TK_FONT, LM_TC_TT},
 107         {"max",  LM_TK_FUNCLIM, 0},
 108         //{"mbox",  LM_TK_BOX, 0},
 109         {"min",  LM_TK_FUNCLIM, 0},
 110         {"newcommand",  LM_TK_NEWCOMMAND, 0 },
 111         {"nolimits",  LM_TK_LIMIT, static_cast<unsigned>(-1)},
 112         {"nonumber",  LM_TK_NONUM, 0},
 113         {"not",  LM_TK_NOT, 0},
 114         {"over",  LM_TK_OVER, 0},
 115         {"overbrace",  LM_TK_DECORATION, 0},
 116         {"overleftarrow",  LM_TK_DECORATION, 0},
 117         {"overline",  LM_TK_DECORATION, 0},
 118         {"overrightarrow",  LM_TK_DECORATION, 0},
 119         {"overleftrightarrow", LM_TK_DECORATION, 0},
 120         {"protect",  LM_TK_PROTECT, 0},
 121         {"qquad",  LM_TK_SPACE, 5},
 122         {"quad",  LM_TK_SPACE, 4},
 123         {"right",  LM_TK_RIGHT, 0},
 124         {"rm",  LM_TK_OLDFONT, LM_TC_RM},
 125         {"root",  LM_TK_ROOT, 0},
 126         {"scriptscriptstyle",  LM_TK_STY, LM_ST_SCRIPTSCRIPT},
 127         {"scriptstyle",  LM_TK_STY, LM_ST_SCRIPT},
 128         {"sec",  LM_TK_FUNC, 0},
 129         {"sin",  LM_TK_FUNC, 0},
 130         {"sinh",  LM_TK_FUNC, 0},
 131         {"sqrt",  LM_TK_SQRT, 0},
 132         {"stackrel",  LM_TK_STACK, 0},
 133         {"sup",  LM_TK_FUNCLIM, 0},
 134         {"tan",  LM_TK_FUNC, 0},
 135         {"tanh",  LM_TK_FUNC, 0},
 136         {"textrm",  LM_TK_FONT, LM_TC_TEXTRM},
 137         {"textstyle",  LM_TK_STY, LM_ST_TEXT},
 138         {"tilde",  LM_TK_DECORATION, 0},
 139         {"tt",  LM_TK_OLDFONT, LM_TC_TT},
 140         {"underbar",  LM_TK_DECORATION, 0},
 141         {"underbrace",  LM_TK_DECORATION, 0},
 142         {"underleftarrow", LM_TK_DECORATION, 0},
 143         {"underline",  LM_TK_DECORATION, 0},
 144         {"underrightarrow", LM_TK_DECORATION, 0},
 145         {"underleftrightarrow", LM_TK_DECORATION, 0},
 146         {"underset",  LM_TK_UNDERSET, 0},
 147         {"vdots",  LM_TK_DOTS, 0},
 148         {"vec",  LM_TK_DECORATION, 0},
 149         {"widehat",  LM_TK_DECORATION, 0},
 150         {"widetilde",  LM_TK_DECORATION, 0},
 151         {"{",  LM_TK_SPECIAL, '{'},
 152         {"}",  LM_TK_SPECIAL, '}'}
 153 };
 154
 155
 156
 157 MathTokenEnum tokenEnum(const string & font)
 158 {
 159         if (font == "cmr")
 160                 return LM_TK_CMR;
 161         if (font == "cmsy")
 162                 return LM_TK_CMSY;
 163         if (font == "cmm")
 164                 return LM_TK_CMM;
 165         if (font == "cmex")
 166                 return LM_TK_CMEX;
 167         if (font == "msa")
 168                 return LM_TK_MSA;
 169         if (font == "msb")
 170                 return LM_TK_MSB;
 171         return LM_TK_SYM;
 172 }
 173
 174
 175 void readSymbols(string const & filename)
 176 {
 177         LyXLex lex(0, 0);
 178         lex.setFile(filename);
 179         while (lex.isOK() && lex.next()) {
 180                 latexkeys tmp;
 181                 tmp.name = lex.getString();
 182                 if (lex.next())
 183                         tmp.token = tokenEnum(lex.getString());
 184                 if (lex.next())
 185                         tmp.latex_font_id = lex.getInteger();
 186                 if (lex.next())
 187                         tmp.id = lex.getInteger();
 188                 if (lex.next())
 189                         tmp.type = lex.getString();
 190                 if (lex.next())
 191                         tmp.xmlname = lex.getString();
 192                 if (theWordList.find(tmp.name) != theWordList.end())
 193                         lyxerr << "readSymbols: token " << tmp.name
 194                                << " already exists.\n";
 195                 else
 196                         theWordList[tmp.name] = tmp;
 197         }
 198 }
 199
 200 void initSymbols()
 201 {
 202         unsigned const n = sizeof(wordlist_array) / sizeof(wordlist_array[0]);
 203         for (key_type * p = wordlist_array; p != wordlist_array + n; ++p) {
 204                 latexkeys tmp;
 205                 tmp.name          = p->name;
 206                 tmp.token         = p->token;
 207                 tmp.id            = p->id;
 208                 tmp.latex_font_id = 0;
 209                 theWordList[p->name] = tmp;
 210         }
 211
 212         lyxerr[Debug::MATHED] << "reading symbols file\n";
 213         string const file = LibFileSearch(string(), "symbols");
 214         if (file.empty())
 215                 lyxerr << "Could not find symbols file\n";
 216         else
 217                 readSymbols(file);
 218 }
 219
 220
 221 } // namespace anon
 222
 223
 224 latexkeys const * in_word_set(string const & str)
 225 {
 226         static bool initialized = false;
 227
 228         if (!initialized) {
 229                 initSymbols();
 230                 initialized = true;
 231         }
 232
 233         std::map<string, latexkeys>::iterator it = theWordList.find(str);
 234         return (it != theWordList.end()) ? &(it->second) : 0;
 235 }