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