Support for the Malayalam language

[lyx.git] / src / LaTeXFeatures.cpp

diff --git a/src/LaTeXFeatures.cpp b/src/LaTeXFeatures.cpp
index 17d7ae40474a8578131a065fd5046f83e8b3425a..e2f32b55836e6a65944d0af01f92c1db2f460330 100644 (file)
--- a/src/LaTeXFeatures.cpp
+++ b/src/LaTeXFeatures.cpp
@@ -63,12 +63,7 @@ namespace lyx {
 //\message{LyX LaTeX Extensions (LLE v0.2) of 11-Jan-1996.}
 
 static docstring const lyx_def = from_ascii(
-       "\\providecommand{\\LyX}{L\\kern-.1667em\\lower.25em\\hbox{Y}\\kern-.125emX\\@}");
-
-static docstring const lyx_hyperref_def = from_ascii(
-       "\\providecommand{\\LyX}{\\texorpdfstring%\n"
-       "  {L\\kern-.1667em\\lower.25em\\hbox{Y}\\kern-.125emX\\@}\n"
-       "  {LyX}}");
+       "{%\n  L\\kern-.1667em\\lower.25em\\hbox{Y}\\kern-.125emX\\@}");
 
 static docstring const noun_def = from_ascii(
        "\\newcommand{\\noun}[1]{\\textsc{#1}}");
@@ -914,6 +909,18 @@ void LaTeXFeatures::getFontEncodings(vector<string> & encs, bool const onlylangs
        }
 }
 
+
+bool LaTeXFeatures::hasRTLLanguage() const
+{
+       if (params_.language->rightToLeft())
+               return true;
+       for (auto const & lang : UsedLanguages_)
+               if (lang->rightToLeft())
+                       return true;
+       return false;
+}
+
+
 namespace {
 
 char const * simplefeatures[] = {
@@ -943,8 +950,7 @@ char const * simplefeatures[] = {
        "units",
        "framed",
        "soul",
-       "textcomp",
-       "pmboxdraw",
+       "dingbat",
        "bbding",
        "ifsym",
        "txfonts",
@@ -956,7 +962,6 @@ char const * simplefeatures[] = {
        // "cancel",
        "ascii",
        "url",
-       "covington",
        "csquotes",
        "enumitem",
        "endnotes",
@@ -981,9 +986,12 @@ char const * simplefeatures[] = {
        "todonotes",
        "forest",
        "varwidth",
-       "footnote",
        "tablefootnote",
        "afterpage",
+       "tabularx",
+       "xltabular",
+       "chessboard",
+       "xskak"
 };
 
 char const * bibliofeatures[] = {
@@ -1106,6 +1114,13 @@ string const LaTeXFeatures::getPackages() const
        // The rest of these packages are somewhat more complicated
        // than those above.
 
+       if (mustProvide("footnote")) {
+               if (isRequired("hyperref"))
+                       packages << "\\usepackage{footnotehyper}\n";
+               else
+                       packages << "\\usepackage{footnote}\n";
+       }
+
        // [pdf]lscape is used to rotate longtables
        if (mustProvide("lscape")) {
                if (runparams_.flavor == OutputParams::LATEX
@@ -1357,10 +1372,24 @@ TexString LaTeXFeatures::getMacros() const
        }
 
        if (mustProvide("LyX")) {
+               macros << "\\providecommand{\\LyX}";
+               // open conditional wrappers
+               if (runparams_.use_polyglossia && hasRTLLanguage())
+                       macros << "{\\@ensure@LTR";
                if (isRequired("hyperref"))
-                       macros << lyx_hyperref_def << '\n';
-               else
-                       macros << lyx_def << '\n';
+                       macros << "{\\texorpdfstring";
+               if (useBabel())
+                       macros << "{\\textlatin";
+               // main definition
+               macros << lyx_def;
+               // close conditional wrappers
+               if (useBabel())
+                       macros << '}';
+               if (isRequired("hyperref"))
+                       macros << "{LyX}}";
+               if (runparams_.use_polyglossia && hasRTLLanguage())
+                       macros << '}';
+               macros << '\n';
        }
 
        if (mustProvide("noun"))