src/tex-accent.C

   1 #include <config.h>
   2
   3 #include <stdlib.h>
   4 #include "tex-accent.h"
   5 #include "commandtags.h"
   6 #include "LString.h"
   7
   8 /* the names used by TeX and XWindows for deadkeys/accents are not the same
   9    so here follows a table to clearify the differences. Please correct this
  10    if I got it wrong
  11
  12    |------------------|------------------|------------------|--------------|
  13    |      TeX         |     XWindows     |   \bind/LFUN     | used by intl |
  14    |------------------|------------------|------------------|--------------|
  15    |    grave         |    grave         |LFUN_GRAVE        | grave
  16    |    acute         |    acute         |LFUN_ACUTE        | acute
  17    |    circumflex    |    circumflex    |LFUN_CIRCUMFLEX   | circumflex
  18    | umlaut/dieresis  |    diaeresis     |LFUN_UMLAUT       | umlaut
  19    |    tilde         |    tilde         |LFUN_TILDE        | tilde
  20    |    macron        |    maron         |LFUN_MACRON       | macron
  21    |    dot           |    abovedot      |LFUN_DOT          | dot
  22    |    cedilla       |    cedilla       |LFUN_CEDILLA      | cedilla
  23    |    underdot      |                  |LFUN_UNDERDOT     | underdot
  24    |    underbar      |                  |LFUN_UNDERBAR     | underbar
  25    |    hácek         |    caron         |LFUN_CARON        | caron
  26    |    breve         |    breve         |LFUN_BREVE        | breve
  27    |    tie           |                  |LFUN_TIE          | tie
  28    | Hungarian umlaut |    doubleacute   |LFUN_HUNG_UMLAUT  | hungarian umlaut
  29    |    circle        |    abovering     |LFUN_CIRCLE       | circle
  30    |                  |    ogonek        |                  |
  31    |                  |    iota          |                  |
  32    |                  |    voiced_sound  |                  |
  33    |                  | semivoiced_sound |                  |
  34    |                  |                  |LFUN_SPECIAL_CARON| special caron
  35    */
  36 // I am not sure how some of the XWindows names coresponds to the TeX ones.
  37
  38 //static
  39 tex_accent_struct lyx_accent_table[18] ={
  40         { (tex_accent)0, "", "", "",(kb_action)0},
  41         {TEX_ACUTE,      "\\'",  " AEIOUYaeiouySZszRLCNrlcn","acute",   LFUN_ACUTE},
  42         {TEX_GRAVE,      "\\`",  " aeiouAEIOU",           "grave",    LFUN_GRAVE},
  43         {TEX_MACRON,     "\\=",  " EeAIOUaiou",           "macron",    LFUN_MACRON},
  44         {TEX_TILDE,      "\\~",  " ANOanoIiUu",           "tilde",    LFUN_TILDE},
  45         {TEX_UNDERBAR,   "\\b", " ",                     "underbar", LFUN_UNDERBAR},
  46         {TEX_CEDILLA,    "\\c", " CcSsTtRLGrlgNKnk",     "cedilla",    LFUN_CEDILLA},
  47         {TEX_UNDERDOT,   "\\d", " ",                     "underdot", LFUN_UNDERDOT},
  48         {TEX_CIRCUMFLEX, "\\^",  " AEIOUaeiouHJhjCGScgs", "circumflex",  LFUN_CIRCUMFLEX},
  49         {TEX_CIRCLE,     "\\r", " AaUu",                 "circle",  LFUN_CIRCLE},
  50         {TEX_TIE,        "\\t", " ",                     "tie",    LFUN_TIE},
  51         {TEX_BREVE,      "\\u", " AaGgUu",               "breve",    LFUN_BREVE},
  52         {TEX_CARON,      "\\v", " LSTZlstzCEDNRcednr",   "caron",    LFUN_CARON},
  53 //  {TEX_SPECIAL_CARON, "\\q", "","ooo",  LFUN_SPECIAL_CARON},
  54         {TEX_HUNGUML,    "\\H", " OUou",                 "hugarian_umlaut",    LFUN_HUNG_UMLAUT},
  55         {TEX_UMLAUT,     "\\\"", " AEIOUaeiouy",          "umlaut",    LFUN_UMLAUT},
  56         {TEX_DOT,        "\\.",  " ZzICGicgEe",           "dot",    LFUN_DOT},
  57         {TEX_OGONEK,     "\\k",  " AaEe",                 "ogonek",    LFUN_OGONEK},
  58         { (tex_accent)0, "", "", "",(kb_action)0}};
  59
  60
  61 tex_accent_struct get_accent(kb_action action)
  62 {
  63         int i=0;
  64         while (i<=TEX_MAX_ACCENT){
  65                 if (lyx_accent_table[i].action == action)
  66                         return lyx_accent_table[i];
  67                 i++;
  68         }
  69         struct tex_accent_struct temp = { (tex_accent)0, NULL, NULL,
  70                                           NULL,(kb_action)0};
  71         return temp;
  72 }
  73
  74 LString DoAccent(const LString& s,tex_accent accent)
  75 {
  76         LString res;
  77
  78         res+=lyx_accent_table[accent].cmd;
  79         res+='{';
  80         if (s=="i" || s=="j") {
  81                 res+='\\';
  82         }
  83         res+=s;
  84         res+='}';
  85         return res;
  86 }
  87
  88 LString DoAccent(char c,tex_accent accent)
  89 {
  90         return DoAccent(LString(c),accent);
  91 }
  92