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         {"ddots",  LM_TK_DOTS, 0},
  68         {"deg",  LM_TK_FUNC, 0},
  69         {"det",  LM_TK_FUNCLIM, 0},
  70         {"dim",  LM_TK_FUNC, 0},
  71         {"displaystyle",  LM_TK_STY, LM_ST_DISPLAY},
  72         {"dot",  LM_TK_DECORATION, 0},
  73         {"end",  LM_TK_END, 0},
  74         {"exp",  LM_TK_FUNC, 0},
  75         {"frac",  LM_TK_FRAC, 0},
  76         {"frak",  LM_TK_FONT, LM_TC_EUFRAK},
  77         {"gcd",  LM_TK_FUNCLIM, 0},
  78         {"grave",  LM_TK_DECORATION, 0},
  79         {"hat",  LM_TK_DECORATION, 0},
  80         {"hom",  LM_TK_FUNC, 0},
  81         {"inf",  LM_TK_FUNCLIM, 0},
  82         {"it",  LM_TK_OLDFONT, LM_TC_IT},
  83         {"ker",  LM_TK_FUNC, 0},
  84         {"kern",  LM_TK_KERN, 0},
  85         {"label",  LM_TK_LABEL, 0},
  86         {"lefteqn",  LM_TK_LEFTEQN, 1},
  87         {"ldots",  LM_TK_DOTS, 0},
  88         {"left",  LM_TK_LEFT, 0},
  89         {"lg",  LM_TK_FUNC, 0},
  90         {"lim",  LM_TK_FUNCLIM, 0},
  91         {"liminf",  LM_TK_FUNCLIM, 0},
  92         {"limits",  LM_TK_LIMIT, 1 },
  93         {"limsup",  LM_TK_FUNCLIM, 0},
  94         {"ln",  LM_TK_FUNC, 0},
  95         {"log",  LM_TK_FUNC, 0},
  96         {"lyxbox",  LM_TK_BOX, 0},
  97         {"mathbb",  LM_TK_FONT, LM_TC_BB},
  98         {"mathbf",  LM_TK_FONT, LM_TC_BF},
  99         {"mathcal",  LM_TK_FONT, LM_TC_CAL},
 100         {"mathfrak",  LM_TK_FONT, LM_TC_EUFRAK},
 101         {"mathit",  LM_TK_FONT, LM_TC_IT},
 102         {"mathnormal",  LM_TK_FONT, LM_TC_VAR},
 103         {"mathrm",  LM_TK_FONT, LM_TC_RM},
 104         {"mathsf",  LM_TK_FONT, LM_TC_SF},
 105         {"mathtt",  LM_TK_FONT, LM_TC_TT},
 106         {"max",  LM_TK_FUNCLIM, 0},
 107         //{"mbox",  LM_TK_BOX, 0},
 108         {"min",  LM_TK_FUNCLIM, 0},
 109         {"newcommand",  LM_TK_NEWCOMMAND, 0 },
 110         {"nolimits",  LM_TK_LIMIT, static_cast<unsigned>(-1)},
 111         {"nonumber",  LM_TK_NONUM, 0},
 112         {"not",  LM_TK_NOT, 0},
 113         {"over",  LM_TK_OVER, 0},
 114         {"overbrace",  LM_TK_DECORATION, 0},
 115         {"overleftarrow",  LM_TK_DECORATION, 0},
 116         {"overline",  LM_TK_DECORATION, 0},
 117         {"overrightarrow",  LM_TK_DECORATION, 0},
 118         {"protect",  LM_TK_PROTECT, 0},
 119         {"qquad",  LM_TK_SPACE, 5},
 120         {"quad",  LM_TK_SPACE, 4},
 121         {"right",  LM_TK_RIGHT, 0},
 122         {"rm",  LM_TK_OLDFONT, LM_TC_RM},
 123         {"root",  LM_TK_ROOT, 0},
 124         {"scriptscriptstyle",  LM_TK_STY, LM_ST_SCRIPTSCRIPT},
 125         {"scriptstyle",  LM_TK_STY, LM_ST_SCRIPT},
 126         {"sec",  LM_TK_FUNC, 0},
 127         {"sin",  LM_TK_FUNC, 0},
 128         {"sinh",  LM_TK_FUNC, 0},
 129         {"sqrt",  LM_TK_SQRT, 0},
 130         {"stackrel",  LM_TK_STACK, 0},
 131         {"sup",  LM_TK_FUNCLIM, 0},
 132         {"tan",  LM_TK_FUNC, 0},
 133         {"tanh",  LM_TK_FUNC, 0},
 134         {"textrm",  LM_TK_FONT, LM_TC_TEXTRM},
 135         {"textstyle",  LM_TK_STY, LM_ST_TEXT},
 136         {"tilde",  LM_TK_DECORATION, 0},
 137         {"tt",  LM_TK_OLDFONT, LM_TC_TT},
 138         {"underbar",  LM_TK_DECORATION, 0},
 139         {"underbrace",  LM_TK_DECORATION, 0},
 140         {"underline",  LM_TK_DECORATION, 0},
 141         {"vdots",  LM_TK_DOTS, 0},
 142         {"vec",  LM_TK_DECORATION, 0},
 143         {"widehat",  LM_TK_DECORATION, 0},
 144         {"widetilde",  LM_TK_DECORATION, 0},
 145         {"{",  LM_TK_SPECIAL, '{'},
 146         {"}",  LM_TK_SPECIAL, '}'}
 147 };
 148
 149
 150
 151 MathTokenEnum tokenEnum(const string & font)
 152 {
 153         if (font == "cmr")
 154                 return LM_TK_CMR;
 155         if (font == "cmsy")
 156                 return LM_TK_CMSY;
 157         if (font == "cmm")
 158                 return LM_TK_CMM;
 159         if (font == "cmex")
 160                 return LM_TK_CMEX;
 161         if (font == "msa")
 162                 return LM_TK_MSA;
 163         if (font == "msb")
 164                 return LM_TK_MSB;
 165         return LM_TK_SYM;
 166 }
 167
 168
 169 void readSymbols(string const & filename)
 170 {
 171         LyXLex lex(0, 0);
 172         lex.setFile(filename);
 173         while (lex.isOK() && lex.next()) {
 174                 latexkeys tmp;
 175                 tmp.name = lex.getString();
 176                 if (lex.next())
 177                         tmp.token = tokenEnum(lex.getString());
 178                 if (lex.next())
 179                         tmp.latex_font_id = lex.getInteger();
 180                 if (lex.next())
 181                         tmp.id = lex.getInteger();
 182                 if (lex.next())
 183                         tmp.type = lex.getString();
 184                 if (lex.next())
 185                         tmp.xmlname = lex.getString();
 186                 if (theWordList.find(tmp.name) != theWordList.end())
 187                         lyxerr << "readSymbols: token " << tmp.name
 188                                << " already exists.\n";
 189                 else
 190                         theWordList[tmp.name] = tmp;
 191         }
 192 }
 193
 194 void initSymbols()
 195 {
 196         unsigned const n = sizeof(wordlist_array) / sizeof(wordlist_array[0]);
 197         for (key_type * p = wordlist_array; p != wordlist_array + n; ++p) {
 198                 latexkeys tmp;
 199                 tmp.name          = p->name;
 200                 tmp.token         = p->token;
 201                 tmp.id            = p->id;
 202                 tmp.latex_font_id = 0;
 203                 theWordList[p->name] = tmp;
 204         }
 205
 206         lyxerr[Debug::MATHED] << "reading symbols file\n";
 207         string const file = LibFileSearch(string(), "symbols");
 208         if (file.empty())
 209                 lyxerr << "Could not find symbols file\n";
 210         else
 211                 readSymbols(file);
 212 }
 213
 214
 215 } // namespace anon
 216
 217
 218 latexkeys const * in_word_set(string const & str)
 219 {
 220         static bool initialized = false;
 221
 222         if (!initialized) {
 223                 initSymbols();
 224                 initialized = true;
 225         }
 226
 227         std::map<string, latexkeys>::iterator it = theWordList.find(str);
 228         return (it != theWordList.end()) ? &(it->second) : 0;
 229 }