]> git.lyx.org Git - lyx.git/blobdiff - src/BufferParams.cpp
GuiDocument.cpp: remove unneeded conversion
[lyx.git] / src / BufferParams.cpp
index 329104080606030dc45eebe5babc22be89d34612..9492f00f1503851cd50ecad0146b461b54d7b61b 100644 (file)
@@ -4,10 +4,10 @@
  * Licence details can be found in the file COPYING.
  *
  * \author Alfredo Braunstein
- * \author Lars Gullik Bjønnes
+ * \author Lars Gullik Bjønnes
  * \author Jean-Marc Lasgouttes
  * \author John Levon
- * \author André Pönitz
+ * \author André Pönitz
  * \author Martin Vermeer
  *
  * Full author contact details are available in file CREDITS.
@@ -23,6 +23,7 @@
 #include "buffer_funcs.h"
 #include "Bullet.h"
 #include "Color.h"
+#include "ColorSet.h"
 #include "Encoding.h"
 #include "Language.h"
 #include "LaTeXFeatures.h"
@@ -92,6 +93,7 @@ static char const * const tex_graphics[] = {
 };
 
 
+
 namespace lyx {
 
 // Local translators
@@ -269,7 +271,6 @@ SpaceTranslator const & spacetranslator()
        return translator;
 }
 
-
 } // anon namespace
 
 
@@ -335,6 +336,7 @@ BufferParams::BufferParams()
        use_bibtopic = false;
        trackChanges = false;
        outputChanges = false;
+       use_default_options = true;
        secnumdepth = 3;
        tocdepth = 3;
        language = default_language;
@@ -342,16 +344,20 @@ BufferParams::BufferParams()
        fontsSans = "default";
        fontsTypewriter = "default";
        fontsDefaultFamily = "default";
+       useXetex = false;
        fontsSC = false;
        fontsOSF = false;
        fontsSansScale = 100;
        fontsTypewriterScale = 100;
        inputenc = "auto";
        graphicsDriver = "default";
+       defaultOutputFormat = "default";
        sides = OneSide;
        columns = 1;
        listings_params = string();
        pagestyle = "default";
+       // white is equal to no background color
+       backgroundcolor = lyx::rgbFromHexName("#ffffff");
        compressed = false;
        for (int iter = 0; iter < 4; ++iter) {
                user_defined_bullet(iter) = ITEMIZE_DEFAULTS[iter];
@@ -495,6 +501,8 @@ string BufferParams::readToken(Lexer & lex, string const & token,
        } else if (token == "\\options") {
                lex.eatLine();
                options = lex.getString();
+       } else if (token == "\\use_default_options") {
+               lex >> use_default_options;
        } else if (token == "\\master") {
                lex.eatLine();
                master = lex.getString();
@@ -504,14 +512,21 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                lex >> inputenc;
        } else if (token == "\\graphics") {
                readGraphicsDriver(lex);
+       } else if (token == "\\default_output_format") {
+               lex >> defaultOutputFormat;
        } else if (token == "\\font_roman") {
-               lex >> fontsRoman;
+               lex.eatLine();
+               fontsRoman = lex.getString();
        } else if (token == "\\font_sans") {
-               lex >> fontsSans;
+               lex.eatLine();
+               fontsSans = lex.getString();
        } else if (token == "\\font_typewriter") {
-               lex >> fontsTypewriter;
+               lex.eatLine();
+               fontsTypewriter = lex.getString();
        } else if (token == "\\font_default_family") {
                lex >> fontsDefaultFamily;
+       } else if (token == "\\use_xetex") {
+               lex >> useXetex;
        } else if (token == "\\font_sc") {
                lex >> fontsSC;
        } else if (token == "\\font_osf") {
@@ -562,7 +577,7 @@ string BufferParams::readToken(Lexer & lex, string const & token,
        } else if (token == "\\output_changes") {
                lex >> outputChanges;
        } else if (token == "\\branch") {
-               lex.next();
+               lex.eatLine();
                docstring branch = lex.getDocString();
                branchlist().add(branch);
                while (true) {
@@ -587,7 +602,6 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                                        color = lcolor.getX11Name(Color_background);
                                // FIXME UNICODE
                                lcolor.setColor(to_utf8(branch), color);
-
                        }
                }
        } else if (token == "\\author") {
@@ -600,6 +614,9 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                string orient;
                lex >> orient;
                orientation = paperorientationtranslator().find(orient);
+       } else if (token == "\\backgroundcolor") {
+               lex.eatLine();
+               backgroundcolor = lyx::rgbFromHexName(lex.getString());
        } else if (token == "\\paperwidth") {
                lex >> paperwidth;
        } else if (token == "\\paperheight") {
@@ -692,6 +709,10 @@ void BufferParams::writeFile(ostream & os) const
                os << "\\options " << options << '\n';
        }
 
+       // use the class options defined in the layout?
+       os << "\\use_default_options " 
+          << convert<string>(use_default_options) << "\n";
+
        // the master document
        if (!master.empty()) {
                os << "\\master " << master << '\n';
@@ -700,8 +721,8 @@ void BufferParams::writeFile(ostream & os) const
        // removed modules
        if (!removedModules_.empty()) {
                os << "\\begin_removed_modules" << '\n';
-               set<string>::const_iterator it = removedModules_.begin();
-               set<string>::const_iterator en = removedModules_.end();
+               list<string>::const_iterator it = removedModules_.begin();
+               list<string>::const_iterator en = removedModules_.end();
                for (; it != en; it++)
                        os << *it << '\n';
                os << "\\end_removed_modules" << '\n';
@@ -734,6 +755,7 @@ void BufferParams::writeFile(ostream & os) const
           << "\n\\font_sans " << fontsSans
           << "\n\\font_typewriter " << fontsTypewriter
           << "\n\\font_default_family " << fontsDefaultFamily
+          << "\n\\use_xetex " << convert<string>(useXetex)
           << "\n\\font_sc " << convert<string>(fontsSC)
           << "\n\\font_osf " << convert<string>(fontsOSF)
           << "\n\\font_sf_scale " << fontsSansScale
@@ -743,6 +765,7 @@ void BufferParams::writeFile(ostream & os) const
                os << "\\font_cjk " << fontsCJK << '\n';
        }
        os << "\n\\graphics " << graphicsDriver << '\n';
+       os << "\\default_output_format " << defaultOutputFormat << '\n';
 
        if (!float_placement.empty()) {
                os << "\\float_placement " << float_placement << '\n';
@@ -759,6 +782,7 @@ void BufferParams::writeFile(ostream & os) const
           << "\n\\cite_engine " << citeenginetranslator().find(cite_engine_)
           << "\n\\use_bibtopic " << convert<string>(use_bibtopic)
           << "\n\\paperorientation " << string_orientation[orientation]
+          << "\n\\backgroundcolor " << lyx::X11hexname(backgroundcolor)
           << '\n';
 
        BranchList::const_iterator it = branchlist().begin();
@@ -851,7 +875,7 @@ void BufferParams::validate(LaTeXFeatures & features) const
 
        if (outputChanges) {
                bool dvipost    = LaTeXFeatures::isAvailable("dvipost");
-               bool xcolorsoul = LaTeXFeatures::isAvailable("soul") &&
+               bool xcolorulem = LaTeXFeatures::isAvailable("ulem") &&
                                  LaTeXFeatures::isAvailable("xcolor");
 
                switch (features.runparams().flavor) {
@@ -859,18 +883,19 @@ void BufferParams::validate(LaTeXFeatures & features) const
                        if (dvipost) {
                                features.require("ct-dvipost");
                                features.require("dvipost");
-                       } else if (xcolorsoul) {
-                               features.require("ct-xcolor-soul");
-                               features.require("soul");
+                       } else if (xcolorulem) {
+                               features.require("ct-xcolor-ulem");
+                               features.require("ulem");
                                features.require("xcolor");
                        } else {
                                features.require("ct-none");
                        }
                        break;
                case OutputParams::PDFLATEX:
-                       if (xcolorsoul) {
-                               features.require("ct-xcolor-soul");
-                               features.require("soul");
+               case OutputParams::XETEX:
+                       if (xcolorulem) {
+                               features.require("ct-xcolor-ulem");
+                               features.require("ulem");
                                features.require("xcolor");
                                // improves color handling in PDF output
                                features.require("pdfcolmk"); 
@@ -929,6 +954,9 @@ void BufferParams::validate(LaTeXFeatures & features) const
                        features.require("color");
        }
 
+       if (useXetex)
+               features.require("xetex");
+
        if (language->lang() == "vietnamese")
                features.require("vietnamese");
        else if (language->lang() == "japanese")
@@ -1047,6 +1075,10 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                        clsoptions << language_options.str() << ',';
        }
 
+       // the predefined options from the layout
+       if (use_default_options && !tclass.options().empty())
+               clsoptions << tclass.options() << ',';
+
        // the user-defined options
        if (!options.empty()) {
                clsoptions << options << ',';
@@ -1063,11 +1095,16 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        texrow.newline();
        // end of \documentclass defs
 
+       if (useXetex) {
+               os << "\\usepackage{fontspec}\n";
+               texrow.newline();
+       }
+
        // font selection must be done before loading fontenc.sty
        string const fonts =
                loadFonts(fontsRoman, fontsSans,
                          fontsTypewriter, fontsSC, fontsOSF,
-                         fontsSansScale, fontsTypewriterScale);
+                         fontsSansScale, fontsTypewriterScale, useXetex);
        if (!fonts.empty()) {
                os << from_ascii(fonts);
                texrow.newline();
@@ -1080,7 +1117,9 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        // this one is not per buffer
        // for arabic_arabi and farsi we also need to load the LAE and
        // LFE encoding
-       if (lyxrc.fontenc != "default" && language->lang() != "japanese") {
+       // XeteX works without fontenc
+       if (lyxrc.fontenc != "default" && language->lang() != "japanese"
+           && !useXetex) {
                if (language->lang() == "arabic_arabi"
                    || language->lang() == "farsi") {
                        os << "\\usepackage[" << from_ascii(lyxrc.fontenc)
@@ -1117,72 +1156,73 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                os << "}\n";
                texrow.newline();
        }
-       if (use_geometry || nonstandard_papersize) {
-               os << "\\usepackage{geometry}\n";
-               texrow.newline();
-               os << "\\geometry{verbose";
+       if (!tclass.provides("geometry")
+           && (use_geometry || nonstandard_papersize)) {
+               odocstringstream ods;
+               if (!getGraphicsDriver("geometry").empty())
+                       ods << getGraphicsDriver("geometry");
                if (orientation == ORIENTATION_LANDSCAPE)
-                       os << ",landscape";
+                       ods << ",landscape";
                switch (papersize) {
                case PAPER_CUSTOM:
                        if (!paperwidth.empty())
-                               os << ",paperwidth="
+                               ods << ",paperwidth="
                                   << from_ascii(paperwidth);
                        if (!paperheight.empty())
-                               os << ",paperheight="
+                               ods << ",paperheight="
                                   << from_ascii(paperheight);
                        break;
                case PAPER_USLETTER:
-                       os << ",letterpaper";
+                       ods << ",letterpaper";
                        break;
                case PAPER_USLEGAL:
-                       os << ",legalpaper";
+                       ods << ",legalpaper";
                        break;
                case PAPER_USEXECUTIVE:
-                       os << ",executivepaper";
+                       ods << ",executivepaper";
                        break;
                case PAPER_A3:
-                       os << ",a3paper";
+                       ods << ",a3paper";
                        break;
                case PAPER_A4:
-                       os << ",a4paper";
+                       ods << ",a4paper";
                        break;
                case PAPER_A5:
-                       os << ",a5paper";
+                       ods << ",a5paper";
                        break;
                case PAPER_B3:
-                       os << ",b3paper";
+                       ods << ",b3paper";
                        break;
                case PAPER_B4:
-                       os << ",b4paper";
+                       ods << ",b4paper";
                        break;
                case PAPER_B5:
-                       os << ",b5paper";
+                       ods << ",b5paper";
                        break;
                default:
                        // default papersize ie PAPER_DEFAULT
                        switch (lyxrc.default_papersize) {
                        case PAPER_DEFAULT: // keep compiler happy
                        case PAPER_USLETTER:
-                               os << ",letterpaper";
+                               ods << ",letterpaper";
                                break;
                        case PAPER_USLEGAL:
-                               os << ",legalpaper";
+                               ods << ",legalpaper";
                                break;
                        case PAPER_USEXECUTIVE:
-                               os << ",executivepaper";
+                               ods << ",executivepaper";
                                break;
                        case PAPER_A3:
-                               os << ",a3paper";
+                               ods << ",a3paper";
                                break;
                        case PAPER_A4:
-                               os << ",a4paper";
+                               ods << ",a4paper";
                                break;
                        case PAPER_A5:
-                               os << ",a5paper";
+                               ods << ",a5paper";
                                break;
                        case PAPER_B5:
-                               os << ",b5paper";
+                               ods << ",b5paper";
                                break;
                        case PAPER_B3:
                        case PAPER_B4:
@@ -1190,6 +1230,13 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                                break;
                        }
                }
+               docstring const g_options = trim(ods.str(), ",");
+               os << "\\usepackage";
+               if (!g_options.empty())
+                       os << '[' << g_options << ']';
+               os << "{geometry}\n";
+               texrow.newline();
+               os << "\\geometry{verbose";
                if (!topmargin.empty())
                        os << ",tmargin=" << from_ascii(Length(topmargin).asLatexString());
                if (!bottommargin.empty())
@@ -1222,6 +1269,15 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                texrow.newline();
        }
 
+       // only output when the background color is not white
+       if (backgroundcolor != lyx::rgbFromHexName("#ffffff")) {
+               // only require color here, the background color will be defined
+               // in LaTeXFeatures.cpp to avoid interferences with the LaTeX
+               // package pdfpages 
+               features.require("color");
+               features.require("pagecolor");
+       }
+
        // Only if class has a ToC hierarchy
        if (tclass.hasTocLevels()) {
                if (secnumdepth != tclass.secnumdepth()) {
@@ -1400,6 +1456,10 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                lyxpreamble += from_utf8(features.getBabelOptions()) + '\n';
        }
 
+       docstring const i18npreamble = features.getTClassI18nPreamble(use_babel);
+       if (!i18npreamble.empty())
+               lyxpreamble += i18npreamble + '\n';
+
        int const nlines =
                int(count(lyxpreamble.begin(), lyxpreamble.end(), '\n'));
        for (int j = 0; j != nlines; ++j) {
@@ -1407,6 +1467,16 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        }
 
        os << lyxpreamble;
+
+       // these packages (xunicode, for that matter) need to be loaded at least
+       // after amsmath, amssymb, esint and the other packages that provide 
+       // special glyphs
+       if (useXetex) {
+               os << "\\usepackage{xunicode}\n";
+               texrow.newline();
+               os << "\\usepackage{xltxtra}\n";
+               texrow.newline();
+       }
        return use_babel;
 }
 
@@ -1418,7 +1488,7 @@ void BufferParams::useClassDefaults()
        sides = tclass.sides();
        columns = tclass.columns();
        pagestyle = tclass.pagestyle();
-       options = tclass.options();
+       use_default_options = true;
        // Only if class has a ToC hierarchy
        if (tclass.hasTocLevels()) {
                secnumdepth = tclass.secnumdepth();
@@ -1434,7 +1504,7 @@ bool BufferParams::hasClassDefaults() const
        return sides == tclass.sides()
                && columns == tclass.columns()
                && pagestyle == tclass.pagestyle()
-               && options == tclass.options()
+               && use_default_options
                && secnumdepth == tclass.secnumdepth()
                && tocdepth == tclass.tocdepth();
 }
@@ -1473,7 +1543,7 @@ bool BufferParams::setBaseClass(string const & classname)
        }
 
        bool const success = bcl[classname].load();
-       if (!success) { 
+       if (!success) {
                docstring s = 
                        bformat(_("The document class %1$s could not be loaded."),
                        from_utf8(classname));
@@ -1482,52 +1552,7 @@ bool BufferParams::setBaseClass(string const & classname)
        }
 
        pimpl_->baseClass_ = classname;
-
-       // add any required modules not already in use
-       list<string> const & mods = baseClass()->defaultModules();
-       list<string>::const_iterator mit = mods.begin();
-       list<string>::const_iterator men = mods.end();
-       for (; mit != men; mit++) {
-               string const & modName = *mit;
-               // see if we're already in use
-               if (find(layoutModules_.begin(), layoutModules_.end(), modName) != 
-                   layoutModules_.end()) {
-                       LYXERR(Debug::TCLASS, "Default module `" << modName << 
-                                       "' not added because already used.");
-                       continue;
-               }
-               // make sure the user hasn't removed it
-               if (find(removedModules_.begin(), removedModules_.end(), modName) != 
-                   removedModules_.end()) {
-                       LYXERR(Debug::TCLASS, "Default module `" << modName << 
-                                       "' not added because removed by user.");
-                       continue;
-               }
-               // Now we want to check the list of selected modules to see if any of them
-               // exclude this one.
-               bool foundit = false;
-               // so iterate over the selected modules...
-               LayoutModuleList::const_iterator lit = layoutModules_.begin();
-               LayoutModuleList::const_iterator len = layoutModules_.end();
-               for (; lit != len; lit++) {
-                       LyXModule * lm = moduleList[*lit];
-                       if (!lm)
-                               continue;
-                       vector<string> const & exc = lm->getExcludedModules();
-                       // ...and see if this one excludes us.
-                       if (find(exc.begin(), exc.end(), modName) != exc.end()) {
-                               foundit = true;
-                               LYXERR(Debug::TCLASS, "Default module `" << modName << 
-                                               "' not added because excluded by loaded module `" << 
-                                               *lit << "'.");
-                               break;
-                       }
-               }
-               if (!foundit) {
-                       LYXERR(Debug::TCLASS, "Default module `" << modName << "' added.");
-                       layoutModules_.push_back(modName);
-               }
-       }
+       layoutModules_.adaptToBaseClass(baseClass(), removedModules_);
        return true;
 }
 
@@ -1552,41 +1577,8 @@ void BufferParams::makeDocumentClass()
        if (!baseClass())
                return;
 
-       doc_class_ = &(DocumentClassBundle::get().newClass(*baseClass()));
+       doc_class_ = &(DocumentClassBundle::get().makeDocumentClass(*baseClass(), layoutModules_));
 
-       // FIXME It might be worth loading the children's modules here,
-       // just as we load their bibliographies and such, instead of just 
-       // doing a check in InsetInclude.
-       LayoutModuleList::const_iterator it = layoutModules_.begin();
-       for (; it != layoutModules_.end(); it++) {
-               string const modName = *it;
-               LyXModule * lm = moduleList[modName];
-               if (!lm) {
-                       docstring const msg =
-                               bformat(_("The module %1$s has been requested by\n"
-                                       "this document but has not been found in the list of\n"
-                                       "available modules. If you recently installed it, you\n"
-                                       "probably need to reconfigure LyX.\n"), from_utf8(modName));
-                       frontend::Alert::warning(_("Module not available"),
-                                       msg + _("Some layouts may not be available."));
-                       LYXERR0("BufferParams::makeDocumentClass(): Module " <<
-                                       modName << " requested but not found in module list.");
-                       continue;
-               }
-               if (!lm->isAvailable()) {
-                       docstring const msg =
-                                               bformat(_("The module %1$s requires a package that is\n"
-                                               "not available in your LaTeX installation. LaTeX output\n"
-                                               "may not be possible.\n"), from_utf8(modName));
-                       frontend::Alert::warning(_("Package not available"), msg);
-               }
-               FileName layout_file = libFileSearch("layouts", lm->getFilename());
-               if (!doc_class_->read(layout_file, TextClass::MODULE)) {
-                       docstring const msg =
-                               bformat(_("Error reading module %1$s\n"), from_utf8(modName));
-                       frontend::Alert::warning(_("Read Error"), msg);
-               }
-       }
        if (!local_layout.empty()) {
                if (!doc_class_->read(local_layout, TextClass::MODULE)) {
                        docstring const msg = _("Error reading internal layout information");
@@ -1595,8 +1587,13 @@ void BufferParams::makeDocumentClass()
        }
 }
 
+bool BufferParams::moduleCanBeAdded(string const & modName) const
+{
+       return layoutModules_.moduleCanBeAdded(modName, baseClass());
+}
+
 
-bool BufferParams::addLayoutModule(string const & modName) 
+bool BufferParams::addLayoutModule(string const & modName)
 {
        LayoutModuleList::const_iterator it = layoutModules_.begin();
        LayoutModuleList::const_iterator end = layoutModules_.end();
@@ -1746,15 +1743,15 @@ void BufferParams::readRemovedModules(Lexer & lex)
                string mod = lex.getString();
                if (mod == "\\end_removed_modules")
                        break;
-               removedModules_.insert(mod);
+               removedModules_.push_back(mod);
                lex.eatLine();
        }
        // now we want to remove any removed modules that were previously 
        // added. normally, that will be because default modules were added in 
        // setBaseClass(), which gets called when \textclass is read at the 
        // start of the read.
-       set<string>::const_iterator rit = removedModules_.begin();
-       set<string>::const_iterator const ren = removedModules_.end();
+       list<string>::const_iterator rit = removedModules_.begin();
+       list<string>::const_iterator const ren = removedModules_.end();
        for (; rit != ren; rit++) {
                LayoutModuleList::iterator const mit = layoutModules_.begin();
                LayoutModuleList::iterator const men = layoutModules_.end();
@@ -1891,9 +1888,29 @@ string BufferParams::babelCall(string const & lang_opts) const
 }
 
 
+docstring BufferParams::getGraphicsDriver(string const & package) const
+{
+       docstring result;
+
+       if (package == "geometry") {
+               if (graphicsDriver == "dvips"
+                   || graphicsDriver == "dvipdfm"
+                   || graphicsDriver == "pdftex"
+                   || graphicsDriver == "vtex")
+                       result = from_ascii(graphicsDriver);
+               else if (graphicsDriver == "dvipdfmx")
+                       result = from_ascii("dvipdfm");
+       }
+
+       return result;
+}
+
+
 void BufferParams::writeEncodingPreamble(odocstream & os,
                LaTeXFeatures & features, TexRow & texrow) const
 {
+       if (useXetex)
+               return;
        if (inputenc == "auto") {
                string const doc_encoding =
                        language->encoding()->latexName();
@@ -1931,7 +1948,11 @@ void BufferParams::writeEncodingPreamble(odocstream & os,
                        texrow.newline();
                }
                if (package == Encoding::CJK || features.mustProvide("CJK")) {
-                       os << "\\usepackage{CJK}\n";
+                       if (language->encoding()->name() == "utf8-cjk"
+                           && LaTeXFeatures::isAvailable("CJKutf8"))
+                               os << "\\usepackage{CJKutf8}\n";
+                       else
+                               os << "\\usepackage{CJK}\n";
                        texrow.newline();
                }
        } else if (inputenc != "default") {
@@ -1948,7 +1969,11 @@ void BufferParams::writeEncodingPreamble(odocstream & os,
                        texrow.newline();
                        break;
                case Encoding::CJK:
-                       os << "\\usepackage{CJK}\n";
+                       if (encoding().name() == "utf8-cjk"
+                           && LaTeXFeatures::isAvailable("CJKutf8"))
+                               os << "\\usepackage{CJKutf8}\n";
+                       else
+                               os << "\\usepackage{CJK}\n";
                        texrow.newline();
                        break;
                }
@@ -1964,10 +1989,22 @@ void BufferParams::writeEncodingPreamble(odocstream & os,
 }
 
 
+string const BufferParams::parseFontName(string const & name) const
+{
+       string mangled = name;
+       size_t const idx = mangled.find('[');
+       if (idx == string::npos || idx == 0)
+               return mangled;
+       else
+               return mangled.substr(0, idx - 1);
+}
+
+
 string const BufferParams::loadFonts(string const & rm,
                                     string const & sf, string const & tt,
                                     bool const & sc, bool const & osf,
-                                    int const & sfscale, int const & ttscale) const
+                                    int const & sfscale, int const & ttscale,
+                                    bool const & xetex) const
 {
        /* The LaTeX font world is in a flux. In the PSNFSS font interface,
           several packages have been replaced by others, that might not
@@ -1987,6 +2024,37 @@ string const BufferParams::loadFonts(string const & rm,
 
        ostringstream os;
 
+       if (xetex) {
+               if (rm != "default")
+                       os << "\\setmainfont[Mapping=tex-text]{"
+                          << parseFontName(rm) << "}\n";
+               if (sf != "default") {
+                       string const sans = parseFontName(sf);
+                       if (sfscale != 100)
+                               os << "\\setsansfont[Scale=" 
+                                  << float(sfscale) / 100 
+                                  << ",Mapping=tex-text]{"
+                                  << sans << "}\n";
+                       else
+                               os << "\\setsansfont[Mapping=tex-text]{"
+                                  << sans << "}\n";
+               }
+               if (tt != "default") {
+                       string const mono = parseFontName(tt);
+                       if (ttscale != 100)
+                               os << "\\setmonofont[Scale=" 
+                                  << float(sfscale) / 100 
+                                  << "]{"
+                                  << mono << "}\n";
+                       else
+                               os << "\\setmonofont[Mapping=tex-text]{"
+                                  << mono << "}\n";
+               }
+               if (osf)
+                       os << "\\defaultfontfeatures{Numbers=OldStyle}\n";
+               return os.str();
+       }
+
        // ROMAN FONTS
        // Computer Modern (must be explicitely selectable -- there might be classes
        // that define a different default font!
@@ -2103,6 +2171,8 @@ string const BufferParams::loadFonts(string const & rm,
 
 Encoding const & BufferParams::encoding() const
 {
+       if (useXetex)
+               return *(encodings.fromLaTeXName("utf8-plain"));
        if (inputenc == "auto" || inputenc == "default")
                return *language->encoding();
        Encoding const * const enc = encodings.fromLaTeXName(inputenc);