]> git.lyx.org Git - lyx.git/blobdiff - src/LaTeXFeatures.cpp
Correct the mess introduced in r33250.
[lyx.git] / src / LaTeXFeatures.cpp
index 89c3bde81948d8df9cd41fbf295fd172a1d8325d..1629186280413fe8ba5d87bcd18f183f107ed095 100644 (file)
@@ -3,11 +3,11 @@
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *
- * \author José Matos
- * \author Lars Gullik Bjønnes
+ * \author José Matos
+ * \author Lars Gullik Bjønnes
  * \author Jean-Marc Lasgouttes
- * \author Jürgen Vigna
- * \author André Pönitz
+ * \author Jürgen Vigna
+ * \author André Pönitz
  *
  * Full author contact details are available in file CREDITS.
  */
 
 #include "LaTeXFeatures.h"
 
-#include "Color.h"
+#include "Buffer.h"
 #include "BufferParams.h"
+#include "ColorSet.h"
+#include "Converter.h"
 #include "Encoding.h"
 #include "Floating.h"
 #include "FloatList.h"
 #include "LyXRC.h"
 #include "TextClass.h"
 
+#include "insets/InsetLayout.h"
+
 #include "support/debug.h"
 #include "support/docstream.h"
 #include "support/FileName.h"
 #include "support/filetools.h"
+#include "support/gettext.h"
 #include "support/lstrings.h"
 
 using namespace std;
 using namespace lyx::support;
 
+
 namespace lyx {
 
 /////////////////////////////////////////////////////////////////////
@@ -48,59 +54,63 @@ namespace lyx {
 //\ProvidesPackage{lyx}[1996/01/11 LLE v0.2 (LyX LaTeX Extensions)]
 //\message{LyX LaTeX Extensions (LLE v0.2) of 11-Jan-1996.}
 
-static string const lyx_def =
-       "\\providecommand{\\LyX}{L\\kern-.1667em\\lower.25em\\hbox{Y}\\kern-.125emX\\@}";
+static docstring const lyx_def = from_ascii(
+       "\\providecommand{\\LyX}{L\\kern-.1667em\\lower.25em\\hbox{Y}\\kern-.125emX\\@}");
 
-static string const lyxline_def =
+static docstring const lyxline_def = from_ascii(
        "\\newcommand{\\lyxline}[1][1pt]{%\n"
        "  \\par\\noindent%\n"
-       "  \\rule[.5ex]{\\linewidth}{#1}\\par}";
+       "  \\rule[.5ex]{\\linewidth}{#1}\\par}");
 
-static string const noun_def = "\\newcommand{\\noun}[1]{\\textsc{#1}}";
+static docstring const noun_def = from_ascii(
+       "\\newcommand{\\noun}[1]{\\textsc{#1}}");
 
-static string const lyxarrow_def =
-       "\\newcommand{\\lyxarrow}{\\leavevmode\\,$\\triangleright$\\,\\allowbreak}";
+static docstring const lyxarrow_def = from_ascii(
+       "\\DeclareRobustCommand*{\\lyxarrow}{%\n"
+       "\\@ifstar\n"
+       "{\\leavevmode\\,$\\triangleleft$\\,\\allowbreak}\n"
+       "{\\leavevmode\\,$\\triangleright$\\,\\allowbreak}}");
 
 // for quotes without babel. This does not give perfect results, but
 // anybody serious about non-english quotes should use babel (JMarc).
 
-static string const quotedblbase_def =
+static docstring const quotedblbase_def = from_ascii(
        "\\ProvideTextCommandDefault{\\quotedblbase}{%\n"
        "  \\raisebox{-1.4ex}[1ex][.5ex]{\\textquotedblright}%\n"
        "  \\penalty10000\\hskip0em\\relax%\n"
-       "}";
+       "}");
 
-static string const quotesinglbase_def =
+static docstring const quotesinglbase_def = from_ascii(
        "\\ProvideTextCommandDefault{\\quotesinglbase}{%\n"
        "  \\raisebox{-1.4ex}[1ex][.5ex]{\\textquoteright}%\n"
        "  \\penalty10000\\hskip0em\\relax%\n"
-       "}";
+       "}");
 
-static string const guillemotleft_def =
+static docstring const guillemotleft_def = from_ascii(
        "\\ProvideTextCommandDefault{\\guillemotleft}{%\n"
        "  {\\usefont{U}{lasy}{m}{n}\\char'50\\kern-.15em\\char'50}%\n"
        "\\penalty10000\\hskip0pt\\relax%\n"
-       "}";
+       "}");
 
-static string const guillemotright_def =
+static docstring const guillemotright_def = from_ascii(
        "\\ProvideTextCommandDefault{\\guillemotright}{%\n"
        "  \\penalty10000\\hskip0pt%\n"
        "  {\\usefont{U}{lasy}{m}{n}\\char'51\\kern-.15em\\char'51}%\n"
-       "}";
+       "}");
 
-static string const guilsinglleft_def =
+static docstring const guilsinglleft_def = from_ascii(
        "\\ProvideTextCommandDefault{\\guilsinglleft}{%\n"
        "  {\\usefont{U}{lasy}{m}{n}\\char'50}%\n"
        "  \\penalty10000\\hskip0pt\\relax%\n"
-       "}";
+       "}");
 
-static string const guilsinglright_def =
+static docstring const guilsinglright_def = from_ascii(
        "\\ProvideTextCommandDefault{\\guilsinglright}{%\n"
        "  \\penalty10000\\hskip0pt%\n"
        "  {\\usefont{U}{lasy}{m}{n}\\char'51}%\n"
-       "}";
+       "}");
 
-static string const paragraphleftindent_def =
+static docstring const paragraphleftindent_def = from_ascii(
        "\\newenvironment{LyXParagraphLeftIndent}[1]%\n"
        "{\n"
        "  \\begin{list}{}{%\n"
@@ -116,9 +126,9 @@ static string const paragraphleftindent_def =
        "  }\n"
        "  \\item[]\n"
        "}\n"
-       "{\\end{list}}\n";
+       "{\\end{list}}\n");
 
-static string const floatingfootnote_def =
+static docstring const floatingfootnote_def = from_ascii(
        "%% Special footnote code from the package 'stblftnt.sty'\n"
        "%% Author: Robin Fairbairns -- Last revised Dec 13 1996\n"
        "\\let\\SF@@footnote\\footnote\n"
@@ -134,32 +144,32 @@ static string const floatingfootnote_def =
        "}\n"
        "\\edef\\SF@gobble@opt{\\noexpand\\protect\n"
        "  \\expandafter\\noexpand\\csname SF@gobble@opt \\endcsname}\n"
-       "\\def\\SF@gobble@twobracket[#1]#2{}\n";
+       "\\def\\SF@gobble@twobracket[#1]#2{}\n");
 
-static string const binom_def =
+static docstring const binom_def = from_ascii(
        "%% Binom macro for standard LaTeX users\n"
-       "\\newcommand{\\binom}[2]{{#1 \\choose #2}}\n";
+       "\\newcommand{\\binom}[2]{{#1 \\choose #2}}\n");
 
-static string const mathcircumflex_def =
+static docstring const mathcircumflex_def = from_ascii(
        "%% For printing a cirumflex inside a formula\n"
-       "\\newcommand{\\mathcircumflex}[0]{\\mbox{\\^{}}}\n";
+       "\\newcommand{\\mathcircumflex}[0]{\\mbox{\\^{}}}\n");
 
-static string const tabularnewline_def =
+static docstring const tabularnewline_def = from_ascii(
        "%% Because html converters don't know tabularnewline\n"
-       "\\providecommand{\\tabularnewline}{\\\\}\n";
+       "\\providecommand{\\tabularnewline}{\\\\}\n");
        
-static string const lyxgreyedout_def =
+static docstring const lyxgreyedout_def = from_ascii(
        "%% The greyedout annotation environment\n"
-       "\\newenvironment{lyxgreyedout}{\\textcolor[gray]{0.8}\\bgroup}{\\egroup}\n";
+       "\\newenvironment{lyxgreyedout}{\\textcolor[gray]{0.8}\\bgroup}{\\egroup}\n");
 
 // We want to omit the file extension for includegraphics, but this does not
 // work when the filename contains other dots.
 // Idea from http://www.tex.ac.uk/cgi-bin/texfaq2html?label=unkgrfextn
-static string const lyxdot_def =
+static docstring const lyxdot_def = from_ascii(
        "%% A simple dot to overcome graphicx limitations\n"
-       "\\newcommand{\\lyxdot}{.}\n";
+       "\\newcommand{\\lyxdot}{.}\n");
 
-static string const changetracking_dvipost_def =
+static docstring const changetracking_dvipost_def = from_ascii(
        "%% Change tracking with dvipost\n"
        "\\dvipostlayout\n"
        "\\dvipost{osstart color push Red}\n"
@@ -168,36 +178,88 @@ static string const changetracking_dvipost_def =
        "\\dvipost{cbend color pop}\n"
        "\\newcommand{\\lyxadded}[3]{\\changestart#3\\changeend}\n"
        "\\newcommand{\\lyxdeleted}[3]{%\n"
-       "\\changestart\\overstrikeon#3\\overstrikeoff\\changeend}\n";
+       "\\changestart\\overstrikeon#3\\overstrikeoff\\changeend}\n");
 
-static string const changetracking_xcolor_soul_def =
-       "%% Change tracking with soul\n"
-       "\\newcommand{\\lyxadded}[3]{{\\color{lyxadded}#3}}\n"
-       "\\newcommand{\\lyxdeleted}[3]{{\\color{lyxdeleted}\\st{#3}}}\n";
+static docstring const changetracking_xcolor_ulem_def = from_ascii(
+       "%% Change tracking with ulem\n"
+       "\\newcommand{\\lyxadded}[3]{{\\color{lyxadded}{}#3}}\n"
+       "\\newcommand{\\lyxdeleted}[3]{{\\color{lyxdeleted}\\sout{#3}}}\n");
 
-static string const changetracking_xcolor_soul_hyperref_def =
-       "%% Change tracking with soul\n"
-       "\\newcommand{\\lyxadded}[3]{{\\texorpdfstring{\\color{lyxadded}}{}#3}}\n"
-       "\\newcommand{\\lyxdeleted}[3]{{\\texorpdfstring{\\color{lyxdeleted}\\st{#3}}{}}}\n";
+static docstring const changetracking_xcolor_ulem_hyperref_def = from_ascii(
+       "%% Change tracking with ulem\n"
+       "\\newcommand{\\lyxadded}[3]{{\\texorpdfstring{\\color{lyxadded}{}}{}#3}}\n"
+       "\\newcommand{\\lyxdeleted}[3]{{\\texorpdfstring{\\color{lyxdeleted}\\sout{#3}}{}}}\n");
 
-static string const changetracking_none_def =
+static docstring const changetracking_none_def = from_ascii(
        "\\newcommand{\\lyxadded}[3]{#3}\n"
-       "\\newcommand{\\lyxdeleted}[3]{}\n";
-
-static string const textgreek_def =
-       "\\DeclareRobustCommand{\\greektext}{%\n"
-       " \\fontencoding{LGR}\\selectfont\n"
-       " \\def\\encodingdefault{LGR}}\n"
+       "\\newcommand{\\lyxdeleted}[3]{}\n");
+
+static docstring const textgreek_def = from_ascii(
+       "\\providecommand*{\\perispomeni}{\\char126}\n"
+       "\\AtBeginDocument{\\DeclareRobustCommand{\\greektext}{%\n"
+       "  \\fontencoding{LGR}\\selectfont\\def\\encodingdefault{LGR}%\n"
+       "  \\renewcommand{\\~}{\\perispomeni}%\n"
+       "}}\n"
        "\\DeclareRobustCommand{\\textgreek}[1]{\\leavevmode{\\greektext #1}}\n"
-       "\\DeclareFontEncoding{LGR}{}{}\n";
+       "\\DeclareFontEncoding{LGR}{}{}\n");
 
-static string const textcyr_def =
+static docstring const textcyr_def = from_ascii(
        "\\DeclareRobustCommand{\\cyrtext}{%\n"
-       " \\fontencoding{T2A}\\selectfont\n"
-       " \\def\\encodingdefault{T2A}}\n"
+       "  \\fontencoding{T2A}\\selectfont\\def\\encodingdefault{T2A}}\n"
        "\\DeclareRobustCommand{\\textcyr}[1]{\\leavevmode{\\cyrtext #1}}\n"
-       "\\DeclareFontEncoding{T2A}{}{}\n";
-       
+       "\\AtBeginDocument{\\DeclareFontEncoding{T2A}{}{}}\n");
+
+static docstring const lyxmathsym_def = from_ascii(
+       "\\newcommand{\\lyxmathsym}[1]{\\ifmmode\\begingroup\\def\\b@ld{bold}\n"
+       "  \\text{\\ifx\\math@version\\b@ld\\bfseries\\fi#1}\\endgroup\\else#1\\fi}\n");
+
+static docstring const papersizedvi_def = from_ascii(
+       "\\special{papersize=\\the\\paperwidth,\\the\\paperheight}\n");
+
+static docstring const papersizepdf_def = from_ascii(
+       "\\pdfpageheight\\paperheight\n"
+       "\\pdfpagewidth\\paperwidth\n");
+
+static docstring const cedilla_def = from_ascii(
+       "\\newcommand{\\docedilla}[2]{\\underaccent{#1\\mathchar'30}{#2}}\n"
+       "\\newcommand{\\cedilla}[1]{\\mathpalette\\docedilla{#1}}\n");
+
+static docstring const subring_def = from_ascii(
+       "\\newcommand{\\dosubring}[2]{\\underaccent{#1\\mathchar'27}{#2}}\n"
+       "\\newcommand{\\subring}[1]{\\mathpalette\\dosubring{#1}}\n");
+
+static docstring const subdot_def = from_ascii(
+       "\\newcommand{\\dosubdot}[2]{\\underaccent{#1.}{#2}}\n"
+       "\\newcommand{\\subdot}[1]{\\mathpalette\\dosubdot{#1}}\n");
+
+static docstring const subhat_def = from_ascii(
+       "\\newcommand{\\dosubhat}[2]{\\underaccent{#1\\mathchar'136}{#2}}\n"
+       "\\newcommand{\\subhat}[1]{\\mathpalette\\dosubhat{#1}}\n");
+
+static docstring const subtilde_def = from_ascii(
+       "\\newcommand{\\dosubtilde}[2]{\\underaccent{#1\\mathchar'176}{#2}}\n"
+       "\\newcommand{\\subtilde}[1]{\\mathpalette\\dosubtilde{#1}}\n");
+
+static docstring const dacute_def = from_ascii(
+       "\\DeclareMathAccent{\\dacute}{\\mathalpha}{operators}{'175}\n");
+
+static docstring const tipasymb_def = from_ascii(
+       "\\DeclareFontEncoding{T3}{}{}\n"
+       "\\DeclareSymbolFont{tipasymb}{T3}{cmr}{m}{n}\n");
+
+static docstring const dgrave_def = from_ascii(
+       "\\DeclareMathAccent{\\dgrave}{\\mathord}{tipasymb}{'15}\n");
+
+static docstring const rcap_def = from_ascii(
+       "\\DeclareMathAccent{\\rcap}{\\mathord}{tipasymb}{'20}\n");
+
+static docstring const ogonek_def = from_ascii(
+       "\\newcommand{\\doogonek}[2]{\\setbox0=\\hbox{$#1#2$}\\underaccent{#1\\mkern-6mu\n"
+       "  \\ifx#2O\\hskip0.5\\wd0\\else\\ifx#2U\\hskip0.5\\wd0\\else\\hskip\\wd0\\fi\\fi\n"
+       "  \\ifx#2o\\mkern-2mu\\else\\ifx#2e\\mkern-1mu\\fi\\fi\n"
+       "  \\mathchar\"0\\hexnumber@\\symtipasymb0C}{#2}}\n"
+       "\\newcommand{\\ogonek}[1]{\\mathpalette\\doogonek{#1}}\n");
+
 /////////////////////////////////////////////////////////////////////
 //
 // LaTeXFeatures
@@ -209,7 +271,7 @@ LaTeXFeatures::Packages LaTeXFeatures::packages_;
 
 LaTeXFeatures::LaTeXFeatures(Buffer const & b, BufferParams const & p,
                             OutputParams const & r)
-       : buffer_(&b), params_(p), runparams_(r)
+       : buffer_(&b), params_(p), runparams_(r), in_float_(false)
 {}
 
 
@@ -236,7 +298,7 @@ void LaTeXFeatures::require(set<string> const & names)
 
 void LaTeXFeatures::getAvailable()
 {
-       Lexer lex(0, 0);
+       Lexer lex;
        support::FileName const real_file = libFileSearch("", "packages.lst");
 
        if (real_file.empty())
@@ -302,6 +364,24 @@ void LaTeXFeatures::useLayout(docstring const & layoutname)
 }
 
 
+void LaTeXFeatures::useInsetLayout(InsetLayout const & lay)
+{
+       docstring const & lname = lay.name();
+       DocumentClass const & tclass = params_.documentClass();
+
+       // this is a default inset layout, nothing useful here
+       if (!tclass.hasInsetLayout(lname))
+               return;
+       // Is this layout already in usedInsetLayouts?
+       if (find(usedInsetLayouts_.begin(), usedInsetLayouts_.end(), lname) 
+                       != usedInsetLayouts_.end())
+               return;
+
+       require(lay.requires());
+       usedInsetLayouts_.push_back(lname);
+}
+
+
 bool LaTeXFeatures::isRequired(string const & name) const
 {
        return features_.find(name) != features_.end();
@@ -316,6 +396,14 @@ bool LaTeXFeatures::mustProvide(string const & name) const
 
 bool LaTeXFeatures::isAvailable(string const & name)
 {
+       string::size_type const i = name.find("->");
+       if (i != string::npos) {
+               string const from = name.substr(0,i);
+               string const to = name.substr(i+2);
+               //LYXERR0("from=[" << from << "] to=[" << to << "]");
+               return theConverters().isReachable(from, to);
+       }
+
        if (packages_.empty())
                getAvailable();
        string n = name;
@@ -354,10 +442,15 @@ void LaTeXFeatures::useLanguage(Language const * lang)
 {
        if (!lang->babel().empty())
                UsedLanguages_.insert(lang);
+       if (lang->lang() == "vietnamese")
+               require("vietnamese");
        // CJK languages do not have a babel name.
        // They use the CJK package
        if (lang->encoding()->package() == Encoding::CJK)
                require("CJK");
+       // japanese package is special
+       if (lang->encoding()->package() == Encoding::japanese)
+               require("japanese");
 }
 
 
@@ -399,7 +492,8 @@ set<string> LaTeXFeatures::getEncodingSet(string const & doc_encoding) const
        LanguageList::const_iterator end = UsedLanguages_.end();
        for (; it != end; ++it)
                if ((*it)->encoding()->latexName() != doc_encoding &&
-                   (*it)->encoding()->package() == Encoding::inputenc)
+                   ((*it)->encoding()->package() == Encoding::inputenc
+                    || (*it)->encoding()->package() == Encoding::japanese))
                        encodings.insert((*it)->encoding()->latexName());
        return encodings;
 }
@@ -414,7 +508,7 @@ char const * simplefeatures[] = {
        "rotating",
        "latexsym",
        "pifont",
-       "subfig",
+       // subfig is handled in BufferParams.cpp
        "varioref",
        "prettyref",
        /*For a successful cooperation of the `wrapfig' package with the
@@ -448,7 +542,11 @@ char const * simplefeatures[] = {
        "endnotes",
        "ifthen",
        "amsthm",
-       "listings"
+       // listings is handled in BufferParams.cpp
+       "bm",
+       "pdfpages",
+       "amscd",
+       "slashed"
 };
 
 int const nb_simplefeatures = sizeof(simplefeatures) / sizeof(char const *);
@@ -456,6 +554,45 @@ int const nb_simplefeatures = sizeof(simplefeatures) / sizeof(char const *);
 }
 
 
+string const LaTeXFeatures::getColorOptions() const
+{
+       ostringstream colors;
+
+       // Handling the color packages separately is needed to be able to load them
+       // before babel when hyperref is loaded with the colorlinks option
+       // for more info see Bufferparams.cpp
+
+       // [x]color.sty
+       if (mustProvide("color") || mustProvide("xcolor")) {
+               string const package =
+                       (mustProvide("xcolor") ? "xcolor" : "color");
+               if (params_.graphicsDriver == "default"
+                       || params_.graphicsDriver == "none")
+                       colors << "\\usepackage{" << package << "}\n";
+               else
+                       colors << "\\usepackage["
+                                << params_.graphicsDriver
+                                << "]{" << package << "}\n";
+       }
+
+       // pdfcolmk must be loaded after color
+       if (mustProvide("pdfcolmk"))
+               colors << "\\usepackage{pdfcolmk}\n";
+
+       if (mustProvide("pagecolor")) {
+               // the \pagecolor command must be set after color is loaded and
+               // before pdfpages, therefore add the command here
+               // define the set color
+               colors << "\\definecolor{page_backgroundcolor}{rgb}{";
+               colors << outputLaTeXColor(params_.backgroundcolor) << "}\n";
+               // set the page color
+               colors << "\\pagecolor{page_backgroundcolor}\n";
+       }
+
+       return colors.str();
+}
+
+
 string const LaTeXFeatures::getPackages() const
 {
        ostringstream packages;
@@ -483,11 +620,18 @@ string const LaTeXFeatures::getPackages() const
        //
 
        // esint is preferred for esintoramsmath
-       if ((mustProvide("amsmath") &&
-            params_.use_amsmath != BufferParams::package_off) ||
-           (mustProvide("esintoramsmath") &&
-            params_.use_esint == BufferParams::package_off)) {
+       if ((mustProvide("amsmath")
+            && params_.use_amsmath != BufferParams::package_off)
+           || (mustProvide("esintoramsmath")
+               && params_.use_esint == BufferParams::package_off
+               && params_.use_amsmath != BufferParams::package_off)) {
                packages << "\\usepackage{amsmath}\n";
+       } else {
+               // amsbsy and amstext are already provided by amsmath
+               if (mustProvide("amsbsy"))
+                       packages << "\\usepackage{amsbsy}\n";
+               if (mustProvide("amstext"))
+                       packages << "\\usepackage{amstext}\n";
        }
        
        // wasysym is a simple feature, but it must be after amsmath if both
@@ -497,32 +641,31 @@ string const LaTeXFeatures::getPackages() const
        // the document does not contain integrals (then isRequired("esint")
        // is false) or if esint is used, since esint redefines all relevant
        // integral symbols from wasysym and amsmath.
-       // See http://bugzilla.lyx.org/show_bug.cgi?id=1942
+       // See http://www.lyx.org/trac/ticket/1942
        if (mustProvide("wasysym") &&
            (params_.use_esint != BufferParams::package_off || !isRequired("esint")))
                packages << "\\usepackage{wasysym}\n";
 
-       // [x]color.sty
-       if (mustProvide("color") || mustProvide("xcolor")) {
-               string const package =
-                       (mustProvide("xcolor") ? "xcolor" : "color");
-               if (params_.graphicsDriver == "default")
-                       packages << "\\usepackage{" << package << "}\n";
-               else
-                       packages << "\\usepackage["
-                                << params_.graphicsDriver
-                                << "]{" << package << "}\n";
-       }
+       // accents must be loaded after amsmath
+       if (mustProvide("accents"))
+               packages << "\\usepackage{accents}\n";
 
-       // pdfcolmk must be loaded after color
-       if (mustProvide("pdfcolmk")) {
-               packages << "\\usepackage{pdfcolmk}\n";
-       }
+       // mathdots must be loaded after amsmath
+       if (mustProvide("mathdots"))
+               packages << "\\usepackage{mathdots}\n";
 
+       // yhmath must be loaded after amsmath
+       if (mustProvide("yhmath"))
+               packages << "\\usepackage{yhmath}\n";
+
+       // [x]color and pdfcolmk are handled in getColorOptions() above
+       
        // makeidx.sty
-       if (isRequired("makeidx")) {
-               if (!tclass.provides("makeidx"))
+       if (isRequired("makeidx") || isRequired("splitidx")) {
+               if (!tclass.provides("makeidx") && !isRequired("splitidx"))
                        packages << "\\usepackage{makeidx}\n";
+               if (!tclass.provides("splitidx") && isRequired("splitidx"))
+                       packages << "\\usepackage{splitidx}\n";
                packages << "\\makeindex\n";
        }
 
@@ -539,7 +682,7 @@ string const LaTeXFeatures::getPackages() const
        if (isRequired("framed") && mustProvide("color")) {
                RGBColor c = rgbFromHexName(lcolor.getX11Name(Color_shadedbg));
                //255.0 to force conversion to double
-               //NOTE As Jürgen Spitzmüller pointed out, an alternative would be
+               //NOTE As Jürgen Spitzmüller pointed out, an alternative would be
                //to use the xcolor package instead, and then we can do
                // \define{shadcolor}{RGB}...
                //and not do any conversion. We'd then need to require xcolor
@@ -551,13 +694,12 @@ string const LaTeXFeatures::getPackages() const
        }
 
        // lyxskak.sty --- newer chess support based on skak.sty
-       if (mustProvide("chess")) {
+       if (mustProvide("chess"))
                packages << "\\usepackage[ps,mover]{lyxskak}\n";
-       }
 
        // setspace.sty
        if (mustProvide("setspace") && !tclass.provides("SetSpace"))
-                   packages << "\\usepackage{setspace}\n";
+               packages << "\\usepackage{setspace}\n";
 
        // amssymb.sty
        if (mustProvide("amssymb")
@@ -571,35 +713,43 @@ string const LaTeXFeatures::getPackages() const
                packages << "\\usepackage{esint}\n";
 
        // natbib.sty
-       if (mustProvide("natbib")) {
+       // Some classes load natbib themselves, but still allow (or even require)
+       // plain numeric citations (ReVTeX is such a case, see bug 5182).
+       // This special case is indicated by the "natbib-internal" key.
+       if (mustProvide("natbib") && !tclass.provides("natbib-internal")) {
                packages << "\\usepackage[";
-               if (params_.getEngine() == biblio::ENGINE_NATBIB_NUMERICAL) {
+               if (params_.citeEngine() == ENGINE_NATBIB_NUMERICAL)
                        packages << "numbers";
-               } else {
+               else
                        packages << "authoryear";
-               }
                packages << "]{natbib}\n";
        }
 
        // jurabib -- we need version 0.6 at least.
-       if (mustProvide("jurabib")) {
+       if (mustProvide("jurabib"))
                packages << "\\usepackage{jurabib}[2004/01/25]\n";
-       }
        
        // xargs -- we need version 1.09 at least
-       if (mustProvide("xargs")) {
+       if (mustProvide("xargs"))
                packages << "\\usepackage{xargs}[2008/03/08]\n";
-       }
 
        // bibtopic -- the dot provides the aux file naming which
        // LyX can detect.
-       if (mustProvide("bibtopic")) {
+       if (mustProvide("bibtopic"))
                packages << "\\usepackage[dot]{bibtopic}\n";
-       }
 
        if (mustProvide("xy"))
                packages << "\\usepackage[all]{xy}\n";
 
+       if (mustProvide("ulem"))
+               packages << "\\PassOptionsToPackage{normalem}{ulem}\n"
+                           "\\usepackage{ulem}\n";
+
+       if (mustProvide("mhchem") &&
+               params_.use_mhchem != BufferParams::package_off)
+               packages << "\\PassOptionsToPackage{version=3}{mhchem}\n"
+                           "\\usepackage{mhchem}\n";
+
        if (mustProvide("nomencl")) {
                // Make it work with the new and old version of the package,
                // but don't use the compatibility option since it is
@@ -611,26 +761,36 @@ string const LaTeXFeatures::getPackages() const
                            "\\makenomenclature\n";
        }
 
-       // bm -- this package interrogates the font allocations to determine
-       // which bold fonts are available, so it is best loaded as the last one,
-       // and, in any case, after amsmath.
-       if (mustProvide("bm"))
-               packages << "\\usepackage{bm}\n";
-
        return packages.str();
 }
 
 
-string const LaTeXFeatures::getMacros() const
+string LaTeXFeatures::getPreambleSnippets() const 
 {
-       ostringstream macros;
-
-       if (!preamble_snippets_.empty())
-               macros << '\n';
+       ostringstream snip;
        SnippetList::const_iterator pit  = preamble_snippets_.begin();
        SnippetList::const_iterator pend = preamble_snippets_.end();
        for (; pit != pend; ++pit)
-               macros << *pit << '\n';
+               snip << *pit << '\n';
+       return snip.str();
+}
+
+
+docstring const LaTeXFeatures::getMacros() const
+{
+       odocstringstream macros;
+
+       if (!preamble_snippets_.empty()) {
+               macros << '\n';
+               macros << from_utf8(getPreambleSnippets());
+       }
+
+       if (mustProvide("papersize")) {
+               if (runparams_.flavor == OutputParams::LATEX)
+                       macros << papersizedvi_def << '\n';
+               else
+                       macros << papersizepdf_def << '\n';
+       }
 
        if (mustProvide("LyX"))
                macros << lyx_def << '\n';
@@ -644,12 +804,56 @@ string const LaTeXFeatures::getMacros() const
        if (mustProvide("lyxarrow"))
                macros << lyxarrow_def << '\n';
 
-       if (mustProvide("textgreek"))
-               macros << textgreek_def << '\n';
+       if (mustProvide("textgreek")) {
+               // Avoid a LaTeX error if times fonts are used and the grtimes
+               // package is installed but actual fonts are not (bug 6469).
+               if (params_.fontsRoman == "times")
+                       macros << subst(textgreek_def,
+                                       from_ascii("\\greektext #1"),
+                                       from_ascii("%\n  \\IfFileExists"
+                                                  "{grtm10.tfm}{}{\\fontfamily"
+                                                  "{cmr}}\\greektext #1"))
+                              << '\n';
+               else
+                       macros << textgreek_def << '\n';
+       }
 
        if (mustProvide("textcyr"))
                macros << textcyr_def << '\n';
 
+       if (mustProvide("lyxmathsym"))
+               macros << lyxmathsym_def << '\n';
+
+       if (mustProvide("cedilla"))
+               macros << cedilla_def << '\n';
+
+       if (mustProvide("subring"))
+               macros << subring_def << '\n';
+
+       if (mustProvide("subdot"))
+               macros << subdot_def << '\n';
+
+       if (mustProvide("subhat"))
+               macros << subhat_def << '\n';
+
+       if (mustProvide("subtilde"))
+               macros << subtilde_def << '\n';
+
+       if (mustProvide("dacute"))
+               macros << dacute_def << '\n';
+
+       if (mustProvide("tipasymb"))
+               macros << tipasymb_def << '\n';
+
+       if (mustProvide("dgrave"))
+               macros << dgrave_def << '\n';
+
+       if (mustProvide("rcap"))
+               macros << rcap_def << '\n';
+
+       if (mustProvide("ogonek"))
+               macros << ogonek_def << '\n';
+
        // quotes.
        if (mustProvide("quotesinglbase"))
                macros << quotesinglbase_def << '\n';
@@ -694,7 +898,7 @@ string const LaTeXFeatures::getMacros() const
        if (mustProvide("ct-dvipost"))
                macros << changetracking_dvipost_def;
 
-       if (mustProvide("ct-xcolor-soul")) {
+       if (mustProvide("ct-xcolor-ulem")) {
                int const prec = macros.precision(2);
        
                RGBColor cadd = rgbFromHexName(lcolor.getX11Name(Color_addedtext));
@@ -708,9 +912,9 @@ string const LaTeXFeatures::getMacros() const
                macros.precision(prec);
                
                if (isRequired("hyperref"))
-                       macros << changetracking_xcolor_soul_hyperref_def;
+                       macros << changetracking_xcolor_ulem_hyperref_def;
                else
-                       macros << changetracking_xcolor_soul_def;
+                       macros << changetracking_xcolor_ulem_def;
        }
 
        if (mustProvide("ct-none"))
@@ -746,14 +950,136 @@ docstring const LaTeXFeatures::getTClassPreamble() const
 
        list<docstring>::const_iterator cit = usedLayouts_.begin();
        list<docstring>::const_iterator end = usedLayouts_.end();
-       for (; cit != end; ++cit) {
+       for (; cit != end; ++cit)
                tcpreamble << tclass[*cit].preamble();
+
+       cit = usedInsetLayouts_.begin();
+       end = usedInsetLayouts_.end();
+       TextClass::InsetLayouts const & ils = tclass.insetLayouts();
+       for (; cit != end; ++cit) {
+               TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
+               if (it == ils.end())
+                       continue;
+               tcpreamble << it->second.preamble();
        }
 
        return tcpreamble.str();
 }
 
 
+docstring const LaTeXFeatures::getTClassHTMLPreamble() const 
+{
+       DocumentClass const & tclass = params_.documentClass();
+       odocstringstream tcpreamble;
+
+       tcpreamble << tclass.htmlpreamble();
+
+       list<docstring>::const_iterator cit = usedLayouts_.begin();
+       list<docstring>::const_iterator end = usedLayouts_.end();
+       for (; cit != end; ++cit)
+               tcpreamble << tclass[*cit].htmlpreamble();
+
+       cit = usedInsetLayouts_.begin();
+       end = usedInsetLayouts_.end();
+       TextClass::InsetLayouts const & ils = tclass.insetLayouts();
+       for (; cit != end; ++cit) {
+               TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
+               if (it == ils.end())
+                       continue;
+               tcpreamble << it->second.htmlpreamble();
+       }
+
+       return tcpreamble.str();
+}
+
+
+docstring const LaTeXFeatures::getTClassHTMLStyles() const {
+       DocumentClass const & tclass = params_.documentClass();
+       odocstringstream tcpreamble;
+
+       list<docstring>::const_iterator cit = usedLayouts_.begin();
+       list<docstring>::const_iterator end = usedLayouts_.end();
+       for (; cit != end; ++cit)
+               tcpreamble << tclass[*cit].htmlstyle();
+
+       cit = usedInsetLayouts_.begin();
+       end = usedInsetLayouts_.end();
+       TextClass::InsetLayouts const & ils = tclass.insetLayouts();
+       for (; cit != end; ++cit) {
+               TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
+               if (it == ils.end())
+                       continue;
+               tcpreamble << it->second.htmlstyle();
+       }
+
+       return tcpreamble.str();
+}
+
+
+namespace {
+docstring const getFloatI18nPreamble(docstring const & type, docstring const & name, docstring const & lang)
+{
+       odocstringstream os;
+       os << "\\addto\\captions" << lang
+          << "{\\renewcommand{\\" << type << "name}{" << name << "}}\n";
+       return os.str();
+}
+}
+
+
+docstring const LaTeXFeatures::getTClassI18nPreamble(bool use_babel) const
+{
+       DocumentClass const & tclass = params_.documentClass();
+       // collect preamble snippets in a set to prevent multiple identical
+       // commands (would happen if e.g. both theorem and theorem* are used)
+       set<docstring> snippets;
+       typedef LanguageList::const_iterator lang_it;
+       lang_it const lbeg = UsedLanguages_.begin();
+       lang_it const lend =  UsedLanguages_.end();
+       list<docstring>::const_iterator cit = usedLayouts_.begin();
+       list<docstring>::const_iterator end = usedLayouts_.end();
+       for (; cit != end; ++cit) {
+               // language dependent commands (once per document)
+               snippets.insert(tclass[*cit].langpreamble(buffer().language()));
+               // commands for language changing (for multilanguage documents)
+               if (use_babel && !UsedLanguages_.empty()) {
+                       snippets.insert(tclass[*cit].babelpreamble(buffer().language()));
+                       for (lang_it lit = lbeg; lit != lend; ++lit)
+                               snippets.insert(tclass[*cit].babelpreamble(*lit));
+               }
+       }
+       if (use_babel && !UsedLanguages_.empty()) {
+               FloatList const & floats = params_.documentClass().floats();
+               UsedFloats::const_iterator fit = usedFloats_.begin();
+               UsedFloats::const_iterator fend = usedFloats_.end();
+               for (; fit != fend; ++fit) {
+                       Floating const & fl = floats.getType(fit->first);
+                       docstring const type = from_ascii(fl.type());
+                       docstring const flname = from_utf8(fl.name());
+                       docstring name = translateIfPossible(flname,
+                               buffer().language()->code());
+                       snippets.insert(getFloatI18nPreamble(
+                               type, name,
+                               from_ascii(buffer().language()->babel())));
+                       for (lang_it lit = lbeg; lit != lend; ++lit) {
+                               name = translateIfPossible(flname,
+                                       (*lit)->code());
+                               snippets.insert(getFloatI18nPreamble(
+                                       type, name,
+                                       from_ascii((*lit)->babel())));
+                       }
+               }
+       }
+
+       odocstringstream tcpreamble;
+       set<docstring>::const_iterator const send = snippets.end();
+       set<docstring>::const_iterator it = snippets.begin();
+       for (; it != send; ++it)
+               tcpreamble << *it;
+       return tcpreamble.str();
+}
+
+
 docstring const LaTeXFeatures::getLyXSGMLEntities() const
 {
        // Definition of entities used in the document that are LyX related.
@@ -785,10 +1111,11 @@ docstring const LaTeXFeatures::getIncludedFiles(string const & fname) const
 }
 
 
-void LaTeXFeatures::showStruct() const {
+void LaTeXFeatures::showStruct() const
+{
        lyxerr << "LyX needs the following commands when LaTeXing:"
               << "\n***** Packages:" << getPackages()
-              << "\n***** Macros:" << getMacros()
+              << "\n***** Macros:" << to_utf8(getMacros())
               << "\n***** Textclass stuff:" << to_utf8(getTClassPreamble())
               << "\n***** done." << endl;
 }
@@ -812,7 +1139,7 @@ BufferParams const & LaTeXFeatures::bufferParams() const
 }
 
 
-void LaTeXFeatures::getFloatDefinitions(ostream & os) const
+void LaTeXFeatures::getFloatDefinitions(odocstream & os) const
 {
        FloatList const & floats = params_.documentClass().floats();
 
@@ -820,12 +1147,12 @@ void LaTeXFeatures::getFloatDefinitions(ostream & os) const
        // We will try to do this as minimal as possible.
        // \floatstyle{ruled}
        // \newfloat{algorithm}{htbp}{loa}
-       // \floatname{algorithm}{Algorithm}
+       // \providecommand{\algorithmname}{Algorithm}
+       // \floatname{algorithm}{\protect\algorithmname}
        UsedFloats::const_iterator cit = usedFloats_.begin();
        UsedFloats::const_iterator end = usedFloats_.end();
-       // ostringstream floats;
        for (; cit != end; ++cit) {
-               Floating const & fl = floats.getType((cit->first));
+               Floating const & fl = floats.getType(cit->first);
 
                // For builtin floats we do nothing.
                if (fl.builtin()) continue;
@@ -836,9 +1163,9 @@ void LaTeXFeatures::getFloatDefinitions(ostream & os) const
                        // but only if builtin == false
                        // and that have to be true at this point in the
                        // function.
-                       string const type = fl.type();
-                       string const placement = fl.placement();
-                       string const style = fl.style();
+                       docstring const type = from_ascii(fl.type());
+                       docstring const placement = from_ascii(fl.placement());
+                       docstring const style = from_ascii(fl.style());
                        if (!style.empty()) {
                                os << "\\floatstyle{" << style << "}\n"
                                   << "\\restylefloat{" << type << "}\n";
@@ -850,20 +1177,24 @@ void LaTeXFeatures::getFloatDefinitions(ostream & os) const
                } else {
                        // The other non builtin floats.
 
-                       string const type = fl.type();
-                       string const placement = fl.placement();
-                       string const ext = fl.ext();
-                       string const within = fl.within();
-                       string const style = fl.style();
-                       string const name = fl.name();
+                       docstring const type = from_ascii(fl.type());
+                       docstring const placement = from_ascii(fl.placement());
+                       docstring const ext = from_ascii(fl.ext());
+                       docstring const within = from_ascii(fl.within());
+                       docstring const style = from_ascii(fl.style());
+                       docstring const name = translateIfPossible(
+                                       from_utf8(fl.name()),
+                                       buffer().language()->code());
                        os << "\\floatstyle{" << style << "}\n"
                           << "\\newfloat{" << type << "}{" << placement
                           << "}{" << ext << '}';
                        if (!within.empty())
                                os << '[' << within << ']';
                        os << '\n'
-                          << "\\floatname{" << type << "}{"
-                          << name << "}\n";
+                          << "\\providecommand{\\" << type << "name}{"
+                          << name << "}\n"
+                          << "\\floatname{" << type << "}{\\protect\\"
+                          << type << "name}\n";
 
                        // What missing here is to code to minimalize the code
                        // output so that the same floatstyle will not be
@@ -871,7 +1202,7 @@ void LaTeXFeatures::getFloatDefinitions(ostream & os) const
                        // effect. (Lgb)
                }
                if (cit->second)
-                       os << "\n\\newsubfloat{" << fl.type() << "}\n";
+                       os << "\n\\newsubfloat{" << from_ascii(fl.type()) << "}\n";
        }
 }