]> git.lyx.org Git - lyx.git/blobdiff - src/LaTeXFeatures.cpp
InsetIndex: enable escaping for terms in the index
[lyx.git] / src / LaTeXFeatures.cpp
index 533f5ad69619c808fefb62134662d99f45f67180..bcf9ddc82d7c1cf4cf5391bb70260bce7548d1db 100644 (file)
@@ -27,8 +27,8 @@
 #include "LaTeXFonts.h"
 #include "LaTeXPackages.h"
 #include "Layout.h"
-#include "Lexer.h"
 #include "LyXRC.h"
+#include "OutputParams.h"
 #include "TextClass.h"
 #include "TexRow.h"
 #include "texstream.h"
 
 #include "support/debug.h"
 #include "support/docstream.h"
-#include "support/FileName.h"
+#include "support/docstring.h"
 #include "support/filetools.h"
-#include "support/gettext.h"
 #include "support/lstrings.h"
-#include "support/regex.h"
 
 #include <algorithm>
+#include <regex>
 
 
 using namespace std;
@@ -74,6 +73,11 @@ static docstring const lyxarrow_def = from_ascii(
        "{\\leavevmode\\,$\\triangleleft$\\,\\allowbreak}\n"
        "{\\leavevmode\\,$\\triangleright$\\,\\allowbreak}}");
 
+static docstring const aastex_case_def = from_ascii(
+               "\\providecommand\\case[2]{\\mbox{$\\frac{#1}{#2}$}}%");
+// Copied from https://github.com/AASJournals/AASTeX60/blob/master/cls/aastex63.cls#L1645
+// Adapted to providecommand for compatibility reasons.
+
 // ZERO WIDTH SPACE (ZWSP) is actually not a space character
 // but marks a line break opportunity. Several commands provide a
 // line break opportunity. They differ in side-effects:
@@ -189,44 +193,11 @@ static docstring const tabularnewline_def = from_ascii(
        "%% Because html converters don't know tabularnewline\n"
        "\\providecommand{\\tabularnewline}{\\\\}\n");
 
-static docstring const lyxgreyedout_def = from_ascii(
-       "%% The greyedout annotation environment\n"
-       "\\newenvironment{lyxgreyedout}\n"
-       "  {\\textcolor{note_fontcolor}\\bgroup\\ignorespaces}\n"
-       "  {\\ignorespacesafterend\\egroup}\n");
-
-static docstring const lyxgreyedout_rtl_def = from_ascii(
-       "%% The greyedout annotation environment (with RTL support)\n"
-       "\\NewEnviron{lyxgreyedout}{%\n"
-       "\\if@rl%\n"
-       "\\everypar{\\textcolor{note_fontcolor}\\beginL\\ignorespaces}%\n"
-       "\\BODY\\everypar{\\ignorespacesafterend\\endL}\n"
-       "\\else%\n"
-       "\\textcolor{note_fontcolor}\\bgroup\\ignorespaces%\n"
-       "\\BODY\\ignorespacesafterend\\egroup\n"
-       "\\fi}\n");
-
-static docstring const lyxgreyedout_luartl_def = from_ascii(
-       "%% The greyedout annotation environment (with RTL support)\n"
-       "\\NewEnviron{lyxgreyedout}{%\n"
-       "\\if@RTL%\n"
-       "\\everypar{\\color{note_fontcolor}\\pardir TRT \\textdir TRT\\ignorespaces}%\n"
-       "\\BODY\\everypar{\\ignorespacesafterend}\n"
-       "\\else%\n"
-       "\\textcolor{note_fontcolor}\\bgroup\\ignorespaces%\n"
-       "\\BODY\\ignorespacesafterend\\egroup\n"
-       "\\fi}\n");
-
-static docstring const lyxgreyedout_luartl_babel_def = from_ascii(
-       "%% The greyedout annotation environment (with RTL support)\n"
-       "\\NewEnviron{lyxgreyedout}{%\n"
-       "\\if@rl%\n"
-       "\\everypar{\\color{note_fontcolor}\\pardir TRT \\textdir TRT\\ignorespaces}%\n"
-       "\\BODY\\everypar{\\ignorespacesafterend}\n"
-       "\\else%\n"
-       "\\textcolor{note_fontcolor}\\bgroup\\ignorespaces%\n"
-       "\\BODY\\ignorespacesafterend\\egroup\n"
-       "\\fi}\n");
+static docstring const cellvarwidth_def = from_ascii(
+       "%% Variable width box for table cells\n"
+       "\\newenvironment{cellvarwidth}[1][t]\n"
+       "    {\\begin{varwidth}[#1]{\\linewidth}}\n"
+       "    {\\@finalstrut\\@arstrutbox\\end{varwidth}}\n");
 
 // We want to omit the file extension for includegraphics, but this does not
 // work when the filename contains other dots.
@@ -235,43 +206,149 @@ static docstring const lyxdot_def = from_ascii(
        "%% A simple dot to overcome graphicx limitations\n"
        "\\newcommand{\\lyxdot}{.}\n");
 
-static docstring const changetracking_dvipost_def = from_ascii(
-       "%% Change tracking with dvipost\n"
-       "\\dvipostlayout\n"
-       "\\dvipost{osstart color push Red}\n"
-       "\\dvipost{osend color pop}\n"
-       "\\dvipost{cbstart color push Blue}\n"
-       "\\dvipost{cbend color pop}\n"
-       "\\DeclareRobustCommand{\\lyxadded}[4][]{\\changestart#4\\changeend}\n"
-       "\\DeclareRobustCommand{\\lyxdeleted}[4][]{%\n"
-       "\\changestart\\overstrikeon#4\\overstrikeoff\\changeend}\n");
+static docstring const changetracking_xcolor_ulem_base_def = from_ascii(
+       "%% Change tracking with ulem and xcolor: base macros\n"
+       "\\DeclareRobustCommand{\\mklyxadded}[1]{\\bgroup\\color{lyxadded}{}#1\\egroup}\n"
+       "\\DeclareRobustCommand{\\mklyxdeleted}[1]{\\bgroup\\color{lyxdeleted}\\mklyxsout{#1}\\egroup}\n"
+       "\\DeclareRobustCommand{\\mklyxsout}[1]{\\ifx\\\\#1\\else\\sout{#1}\\fi}\n");
 
 static docstring const changetracking_xcolor_ulem_def = from_ascii(
-       "%% Change tracking with ulem\n"
-       "\\DeclareRobustCommand{\\lyxadded}[4][]{{\\color{lyxadded}{}#4}}\n"
-       "\\DeclareRobustCommand{\\lyxdeleted}[4][]{{\\color{lyxdeleted}\\lyxsout{#4}}}\n"
-       "\\DeclareRobustCommand{\\lyxsout}[1]{\\ifx\\\\#1\\else\\sout{#1}\\fi}\n");
+       "%% Change tracking with ulem and xcolor: ct markup\n"
+       "\\DeclareRobustCommand{\\lyxadded}[4][]{\\mklyxadded{#4}}\n"
+       "\\DeclareRobustCommand{\\lyxdeleted}[4][]{\\mklyxdeleted{#4}}\n");
+
+static docstring const changetracking_xcolor_ulem_cb_def = from_ascii(
+       "%% Change tracking with ulem, xcolor and changebars: ct markup\n"
+       "\\DeclareRobustCommand{\\lyxadded}[4][]{%\n"
+       "    \\protect\\cbstart\\mklyxadded{#4}%\n"
+       "    \\protect\\cbend%\n"
+       "}\n"
+       "\\DeclareRobustCommand{\\lyxdeleted}[4][]{%\n"
+       "    \\protect\\cbstart\\mklyxdeleted{#4}%\n"
+       "    \\protect\\cbend%\n"
+       "}\n");
 
 static docstring const changetracking_xcolor_ulem_hyperref_def = from_ascii(
-       "%% Change tracking with ulem\n"
-       "\\DeclareRobustCommand{\\lyxadded}[4][]{{\\texorpdfstring{\\color{lyxadded}{}}{}#4}}\n"
-       "\\DeclareRobustCommand{\\lyxdeleted}[4][]{{\\texorpdfstring{\\color{lyxdeleted}\\lyxsout{#4}}{}}}\n"
-       "\\DeclareRobustCommand{\\lyxsout}[1]{\\ifx\\\\#1\\else\\sout{#1}\\fi}\n");
-
-static docstring const changetracking_tikz_math_sout_def = from_ascii(
-       "%% Strike out display math with tikz\n"
-       "\\usepackage{tikz}\n"
+       "%% Change tracking with ulem, xcolor, and hyperref: ct markup\n"
+       "\\DeclareRobustCommand{\\lyxadded}[4][]{\\texorpdfstring{\\mklyxadded{#4}}{#4}}\n"
+       "\\DeclareRobustCommand{\\lyxdeleted}[4][]{\\texorpdfstring{\\mklyxdeleted{#4}}{}}\n");
+
+static docstring const changetracking_xcolor_ulem_hyperref_cb_def = from_ascii(
+       "%% Change tracking with ulem, xcolor, hyperref and changebars: ct markup\n"
+       "\\DeclareRobustCommand{\\lyxadded}[4][]{%\n"
+       "    \\texorpdfstring{\\protect\\cbstart\\mklyxadded{#4}%\n"
+       "    \\protect\\cbend}{#4}%\n"
+       "}\n"
+       "\\DeclareRobustCommand{\\lyxdeleted}[4][]{%\n"
+       "    \\texorpdfstring{\\protect\\cbstart\\mklyxdeleted{#4}%\n"
+       "    \\protect\\cbend}{}%\n"
+       "}\n");
+
+static docstring const changetracking_tikz_object_sout_def = from_ascii(
+       "%% Strike out display math and text objects with tikz\n"
        "\\usetikzlibrary{calc}\n"
-       "\\newcommand{\\lyxmathsout}[1]{%\n"
-       "  \\tikz[baseline=(math.base)]{\n"
-       "    \\node[inner sep=0pt,outer sep=0pt](math){#1};\n"
-       "    \\draw($(math.south west)+(2em,.5em)$)--($(math.north east)-(2em,.5em)$);\n"
+       "\\newcommand{\\lyxobjectsout}[1]{%\n"
+       "  \\bgroup%\n"
+       "  \\color{lyxdeleted}%\n"
+       "  \\tikz{\n"
+       "    \\node[inner sep=0pt,outer sep=0pt](lyxdelobj){#1};\n"
+       "    \\draw($(lyxdelobj.south west)+(2em,.5em)$)--($(lyxdelobj.north east)-(2em,.5em)$);\n"
        "  }\n"
+       "  \\egroup%\n"
+       "}\n");
+
+static docstring const changetracking_xcolor_ulem_object_def = from_ascii(
+       "%% Change tracking with ulem and xcolor: ct markup for complex objects\n"
+       "\\DeclareRobustCommand{\\lyxobjdeleted}[4][]{\\lyxobjectsout{#4}}\n"
+       "\\DeclareRobustCommand{\\lyxdisplayobjdeleted}[4][]{%\n"
+       "  \\ifx#4\\empty\\else%\n"
+       "     \\leavevmode\\\\%\n"
+       "     \\lyxobjectsout{\\parbox{\\linewidth}{#4}}%\n"
+       "  \\fi%\n"
+       "}\n"
+       "\\DeclareRobustCommand{\\lyxudisplayobjdeleted}[4][]{%\n"
+       "  \\ifx#4\\empty\\else%\n"
+       "     \\leavevmode\\\\%\n"
+       "     \\raisebox{-\\belowdisplayshortskip}{%\n"
+       "                \\lyxobjectsout{\\parbox[b]{\\linewidth}{#4}}}%\n"
+       "     \\leavevmode\\\\%\n"
+       "  \\fi%\n"
+       "}\n");
+
+static docstring const changetracking_xcolor_ulem_cb_object_def = from_ascii(
+       "%% Change tracking with ulem, xcolor and changebars:ct markup for complex objects\n"
+       "\\DeclareRobustCommand{\\lyxobjdeleted}[4][]{%\n"
+       "    \\protect\\cbstart\\lyxobjectsout{#4}%\n"
+       "    \\protect\\cbend%\n"
+       "}\n"
+       "\\DeclareRobustCommand{\\lyxdisplayobjdeleted}[4][]{%\n"
+       "  \\ifx#4\\empty\\else%\n"
+       "    \\leavevmode\\\\%\n"
+       "    \\protect\\cbstart%\n"
+       "    \\lyxobjectsout{\\parbox{\\linewidth}{#4}}%\n"
+       "    \\protect\\cbend%\n"
+       "  \\fi%\n"
+       "}\n"
+       "\\DeclareRobustCommand{\\lyxudisplayobjdeleted}[4][]{%\n"
+       "  \\ifx#4\\empty\\else%\n"
+       "    \\leavevmode\\\\%\n"
+       "    \\raisebox{-\\belowdisplayshortskip}{%\n"
+       "               \\protect\\cbstart%\n"
+       "               \\lyxobjectsout{\\parbox[b]{\\linewidth}{#4}}}%\n"
+       "               \\protect\\cbend%\n"
+       "     \\leavevmode\\\\%\n"
+       "  \\fi%\n"
+       "}\n");
+
+static docstring const changetracking_xcolor_ulem_hyperref_object_def = from_ascii(
+       "%% Change tracking with ulem, xcolor, and hyperref: ct markup for complex objects\n"
+       "\\DeclareRobustCommand{\\lyxobjdeleted}[4][]{\\texorpdfstring{\\lyxobjectsout{#4}}{}}\n"
+       "\\DeclareRobustCommand{\\lyxdisplayobjdeleted}[4][]{%\n"
+       "  \\ifx#4\\empty\\else%\n"
+       "     \\texorpdfstring{\\leavevmode\\\\\\lyxobjectsout{\\parbox{\\linewidth}{#4}}}{}%\n"
+       "  \\fi%\n"
+       "}\n"
+       "\\DeclareRobustCommand{\\lyxudisplayobjdeleted}[4][]{%\n"
+       "  \\ifx#4\\empty\\else%\n"
+       "     \\texorpdfstring{\\leavevmode\\\\\\raisebox{-\\belowdisplayshortskip}{%\n"
+       "                \\lyxobjectsout{\\parbox[b]{\\linewidth}{#4}}}}{}%\n"
+       "     \\leavevmode\\\\%\n"
+       "  \\fi%\n"
+       "}\n");
+
+static docstring const changetracking_xcolor_ulem_hyperref_cb_object_def = from_ascii(
+       "%% Change tracking with ulem, xcolor, hyperref and changebars:\n"
+       "%% ct markup for complex objects\n"
+       "\\DeclareRobustCommand{\\lyxobjdeleted}[4][]{%\n"
+       "    \\texorpdfstring{\\protect\\cbstart\\lyxobjectsout{#4}%\n"
+       "    \\protect\\cbend}{}%\n"
+       "}\n"
+       "\\DeclareRobustCommand{\\lyxdisplayobjdeleted}[4][]{%\n"
+       "  \\ifx#4\\empty\\else%\n"
+       "     \\texorpdfstring{\\leavevmode\\\\\\protect\\cbstart%\n"
+       "        \\lyxobjectsout{\\parbox{\\linewidth}{#4}}%\n"
+       "        \\protect\\cbend%\n"
+       "      }{}%\n"
+       "  \\fi%\n"
+       "}\n"
+       "\\DeclareRobustCommand{\\lyxudisplayobjdeleted}[4][]{%\n"
+       "  \\ifx#4\\empty\\else%\n"
+       "     \\texorpdfstring{\\leavevmode\\\\\\protect\\cbstart%\n"
+       "        \\raisebox{-\\belowdisplayshortskip}{%\n"
+       "                   \\lyxobjectsout{\\parbox[b]{\\linewidth}{#4}}%\n"
+       "        }%\n"
+       "      \\leavevmode\\\\%\n"
+       "     }{}%\n"
+       "  \\fi%\n"
        "}\n");
 
 static docstring const changetracking_none_def = from_ascii(
+       "%% Change tracking: Disable markup in output\n"
        "\\newcommand{\\lyxadded}[3]{#3}\n"
-       "\\newcommand{\\lyxdeleted}[3]{}\n");
+       "\\newcommand{\\lyxdeleted}[3]{}\n"
+       "\\newcommand{\\lyxobjdeleted}[3]{}\n"
+       "\\newcommand{\\lyxdisplayobjdeleted}[3]{}\n"
+       "\\newcommand{\\lyxudisplayobjdeleted}[3]{}\n");
 
 static docstring const textgreek_LGR_def = from_ascii(
        "\\DeclareFontEncoding{LGR}{}{}\n");
@@ -393,6 +470,7 @@ static docstring const textschwa_def = from_ascii(
 // split-level fractions
 static docstring const xfrac_def = from_ascii(
           "\\usepackage{xfrac}\n");
+
 static docstring const smallLetterFrac_def = from_ascii(
        "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{default}{text}\n"
        "  {phantom=c, scale-factor=1.0, slash-left-kern=-.05em}\n"
@@ -468,6 +546,52 @@ static docstring const lyxmintcaption_def = from_ascii(
        "}\n");
 
 
+docstring const lyxgreyedoutDef(bool const rtl, bool const ct, bool const lua, bool const babel)
+{
+       odocstringstream ods;
+
+       if (rtl) {
+               ods << "%% The greyedout annotation environment (with RTL support)\n"
+                   << "\\NewEnviron{lyxgreyedout}{%\n";
+               if (lua && !babel)
+                       // luabidi uses this switch
+                       ods << "  \\if@RTL%\n";
+               else
+                       ods << "  \\if@rl%\n";
+               ods << "    \\everypar{%\n";
+               if (lua)
+                       ods << "      \\pardir TRT \\textdir TRT\\normalfont\\normalsize\\textcolor{note_fontcolor}\\ignorespaces%\n";
+               else
+                       ods << "      \\normalfont\\normalsize\\textcolor{note_fontcolor}\\beginL\\ignorespaces%\n";
+               ods << "    }%\n";
+               if (ct)
+                       ods << "    \\colorlet{lyxadded}{lyxadded!30}\\colorlet{lyxdeleted}{lyxdeleted!30}%\n";
+               if (lua)
+                       ods << "    \\BODY\\everypar{\\ignorespacesafterend}%\n";
+               else
+                       ods << "    \\BODY\\everypar{\\ignorespacesafterend\\endL}%\n";
+               ods << "  \\else%\n";
+               if (ct)
+                       ods << "    \\colorlet{lyxadded}{lyxadded!30}\\colorlet{lyxdeleted}{lyxdeleted!30}%\n";
+               ods << "    \\normalfont\\normalsize\\textcolor{note_fontcolor}\\bgroup\\ignorespaces%\n"
+                   << "    \\BODY\\ignorespacesafterend\\egroup%\n"
+                   << "  \\fi%\n"
+                   << "}\n";
+       } else {
+               ods << "%% The greyedout annotation environment\n"
+                   << "\\newenvironment{lyxgreyedout}\n"
+                   << "{";
+               if (ct)
+                       ods << "\\colorlet{lyxadded}{lyxadded!30}\\colorlet{lyxdeleted}{lyxdeleted!30}%\n ";
+               ods << "\\normalfont\\normalsize\\textcolor{note_fontcolor}\\bgroup\\ignorespaces}\n"
+                   << "{\\ignorespacesafterend\\egroup}\n";
+       }
+
+       return ods.str();
+}
+
+
+
 /////////////////////////////////////////////////////////////////////
 //
 // LyXHTML strings
@@ -611,7 +735,7 @@ void LaTeXFeatures::useLayout(docstring const & layoutname, int level)
                        return;
 
                Layout const & layout = tclass[layoutname];
-               require(layout.requires());
+               require(layout.required());
 
                if (!layout.depends_on().empty()) {
                        useLayout(layout.depends_on(), level + 1);
@@ -638,7 +762,7 @@ void LaTeXFeatures::useInsetLayout(InsetLayout const & lay)
                        != usedInsetLayouts_.end())
                return;
 
-       require(lay.requires());
+       require(lay.required());
        usedInsetLayouts_.push_back(lname);
 }
 
@@ -659,8 +783,8 @@ bool LaTeXFeatures::isProvided(string const & name) const
        if (params_.useNonTeXFonts)
                return params_.documentClass().provides(name);
 
-       bool const ot1 = (params_.main_font_encoding() == "default"
-               || params_.main_font_encoding() == "OT1");
+       bool const ot1 = (runparams().main_fontenc == "default"
+               || runparams().main_fontenc == "OT1");
        bool const complete = (params_.fontsSans() == "default"
                && params_.fontsTypewriter() == "default");
        bool const nomath = (params_.fontsMath() == "default");
@@ -713,7 +837,7 @@ void addSnippet(std::list<TexString> & list, TexString ts, bool allow_dupes)
                            return ts.str == ts2.str;
                    })
            )
-               list.push_back(move(ts));
+               list.push_back(std::move(ts));
 }
 
 
@@ -728,15 +852,15 @@ TexString getSnippets(std::list<TexString> const & list)
 } // namespace
 
 
-void LaTeXFeatures::addPreambleSnippet(TexString ts, bool allow_dupes)
+void LaTeXFeatures::addPreambleSnippet(TexString snippet, bool allow_dupes)
 {
-       addSnippet(preamble_snippets_, move(ts), allow_dupes);
+       addSnippet(preamble_snippets_, std::move(snippet), allow_dupes);
 }
 
 
-void LaTeXFeatures::addPreambleSnippet(docstring const & str, bool allow_dupes)
+void LaTeXFeatures::addPreambleSnippet(docstring const & snippet, bool allow_dupes)
 {
-       addSnippet(preamble_snippets_, TexString(str), allow_dupes);
+       addSnippet(preamble_snippets_, TexString(snippet), allow_dupes);
 }
 
 
@@ -772,9 +896,9 @@ void LaTeXFeatures::useFloat(string const & name, bool subfloat)
        if (!fl.floattype().empty()) {
                if (fl.usesFloatPkg())
                        require("float");
-               if (!fl.requires().empty()) {
-                       vector<string> reqs = getVectorFromString(fl.requires());
-                       for (auto const req : reqs)
+               if (!fl.required().empty()) {
+                       vector<string> reqs = getVectorFromString(fl.required());
+                       for (auto const req : reqs)
                                require(req);
                }
        }
@@ -785,8 +909,8 @@ void LaTeXFeatures::useLanguage(Language const * lang)
 {
        if (!lang->babel().empty() || !lang->polyglossia().empty())
                UsedLanguages_.insert(lang);
-       if (!lang->requires().empty())
-               require(lang->requires());
+       if (!lang->required().empty())
+               require(lang->required());
        // currently only supported for Babel
        if (!lang->provides().empty() && useBabel())
                provide(lang->provides());
@@ -818,11 +942,9 @@ bool LaTeXFeatures::hasOnlyPolyglossiaLanguages() const
        if (params_.language->polyglossia().empty())
                return false;
        // now the secondary languages
-       LanguageList::const_iterator const begin = UsedLanguages_.begin();
-       for (LanguageList::const_iterator cit = begin;
-            cit != UsedLanguages_.end();
-            ++cit) {
-               if ((*cit)->polyglossia().empty())
+       for (auto const & lang : UsedLanguages_)
+       {
+               if (lang->polyglossia().empty())
                        return false;
        }
        return true;
@@ -835,11 +957,9 @@ bool LaTeXFeatures::hasPolyglossiaExclusiveLanguages() const
        if (params_.language->isPolyglossiaExclusive())
                return true;
        // now the secondary languages
-       LanguageList::const_iterator const begin = UsedLanguages_.begin();
-       for (LanguageList::const_iterator cit = begin;
-            cit != UsedLanguages_.end();
-            ++cit) {
-               if ((*cit)->isPolyglossiaExclusive())
+       for (auto const & lang : UsedLanguages_)
+       {
+               if (lang->isPolyglossiaExclusive())
                        return true;
        }
        return false;
@@ -853,12 +973,10 @@ vector<string> LaTeXFeatures::getPolyglossiaExclusiveLanguages() const
        if (params_.language->isPolyglossiaExclusive())
                result.push_back(params_.language->display());
        // now the secondary languages
-       LanguageList::const_iterator const begin = UsedLanguages_.begin();
-       for (LanguageList::const_iterator cit = begin;
-            cit != UsedLanguages_.end();
-            ++cit) {
-               if ((*cit)->isPolyglossiaExclusive())
-                       result.push_back((*cit)->display());
+       for (auto const & lang : UsedLanguages_)
+       {
+               if (lang->isPolyglossiaExclusive())
+                       result.push_back(lang->display());
        }
        return result;
 }
@@ -871,12 +989,10 @@ vector<string> LaTeXFeatures::getBabelExclusiveLanguages() const
        if (params_.language->isBabelExclusive())
                result.push_back(params_.language->display());
        // now the secondary languages
-       LanguageList::const_iterator const begin = UsedLanguages_.begin();
-       for (LanguageList::const_iterator cit = begin;
-            cit != UsedLanguages_.end();
-            ++cit) {
-               if ((*cit)->isBabelExclusive())
-                       result.push_back((*cit)->display());
+       for (auto const & lang : UsedLanguages_)
+       {
+               if (lang->isBabelExclusive())
+                       result.push_back(lang->display());
        }
        return result;
 }
@@ -884,22 +1000,19 @@ vector<string> LaTeXFeatures::getBabelExclusiveLanguages() const
 
 string LaTeXFeatures::getBabelLanguages() const
 {
-       ostringstream langs;
-
-       bool first = true;
-       LanguageList::const_iterator const begin = UsedLanguages_.begin();
-       for (LanguageList::const_iterator cit = begin;
-            cit != UsedLanguages_.end();
-            ++cit) {
-               if ((*cit)->babel().empty())
-                       continue;
-               if (!first)
-                       langs << ',';
-               else
-                       first = false;
-               langs << (*cit)->babel();
+       vector<string> blangs;
+       for (auto const & lang : UsedLanguages_) {
+               if (!lang->babel().empty())
+                       blangs.push_back(lang->babel());
        }
-       return langs.str();
+
+       // Sort alphabetically to assure consistent order
+       // (the order itself does not matter apart from
+       // some exceptions, e.g. hebrew must come after
+       // arabic and farsi)
+       sort(blangs.begin(), blangs.end());
+
+       return getStringFromVector(blangs);
 }
 
 
@@ -907,13 +1020,9 @@ set<string> LaTeXFeatures::getPolyglossiaLanguages() const
 {
        set<string> langs;
 
-       LanguageList::const_iterator const begin = UsedLanguages_.begin();
-       for (LanguageList::const_iterator cit = begin;
-            cit != UsedLanguages_.end();
-            ++cit) {
+       for (auto const & lang : UsedLanguages_)
                // We do not need the variants here
-               langs.insert((*cit)->polyglossia());
-       }
+               langs.insert(lang->polyglossia());
        return langs;
 }
 
@@ -924,10 +1033,8 @@ string LaTeXFeatures::getActiveChars() const
        // first the main language
        res += params_.language->activeChars();
        // now the secondary languages
-       LanguageList::const_iterator const begin = UsedLanguages_.begin();
-       for (LanguageList::const_iterator cit = begin;
-            cit != UsedLanguages_.end(); ++cit)
-               res += ((*cit)->activeChars());
+       for (auto const & lang : UsedLanguages_)
+               res += (lang->activeChars());
        return res;
 }
 
@@ -959,7 +1066,8 @@ void LaTeXFeatures::getFontEncodings(vector<string> & encs, bool const onlylangs
                        encs.insert(encs.begin(), "T2A");
        }
 
-       for (auto const & lang : UsedLanguages_) {
+       for (auto const & lang : UsedLanguages_)
+       {
                vector<string> extraencs =
                        getVectorFromString(lang->fontenc(buffer().masterParams()));
                for (auto const & extra : extraencs) {
@@ -1002,7 +1110,6 @@ char const * simplefeatures[] = {
        "float",
        "wrapfig",
        "booktabs",
-       "dvipost",
        "fancybox",
        "calc",
        "units",
@@ -1045,15 +1152,16 @@ char const * simplefeatures[] = {
        "todonotes",
        "forest",
        "varwidth",
-       "tablefootnote",
        "afterpage",
        "tabularx",
+       "tikz",
        "xltabular",
        "chessboard",
        "xskak",
        "pict2e",
        "drs",
-       "environ"
+       "environ",
+       "dsfont"
 };
 
 char const * bibliofeatures[] = {
@@ -1073,10 +1181,6 @@ char const * bibliofeatures[] = {
        "named"
 };
 
-int const nb_bibliofeatures = sizeof(bibliofeatures) / sizeof(char const *);
-
-int const nb_simplefeatures = sizeof(simplefeatures) / sizeof(char const *);
-
 } // namespace
 
 
@@ -1144,14 +1248,10 @@ string const LaTeXFeatures::getPackageOptions() const
 {
        ostringstream packageopts;
        // Output all the package option stuff we have been asked to do.
-       map<string, string>::const_iterator it =
-               params_.documentClass().packageOptions().begin();
-       map<string, string>::const_iterator en =
-               params_.documentClass().packageOptions().end();
-       for (; it != en; ++it)
-               if (mustProvide(it->first))
-                       packageopts << "\\PassOptionsToPackage{" << it->second << "}"
-                                << "{" << it->first << "}\n";
+       for (auto const & p : params_.documentClass().packageOptions())
+               if (mustProvide(p.first))
+                       packageopts << "\\PassOptionsToPackage{" << p.second << "}"
+                                << "{" << p.first << "}\n";
        return packageopts.str();
 }
 
@@ -1168,14 +1268,22 @@ string const LaTeXFeatures::getPackages() const
 
        //  These are all the 'simple' includes.  i.e
        //  packages which we just \usepackage{package}
-       for (int i = 0; i < nb_simplefeatures; ++i) {
-               if (mustProvide(simplefeatures[i]))
-                       packages << "\\usepackage{" << simplefeatures[i] << "}\n";
+       for (char const * feature : simplefeatures) {
+               if (mustProvide(feature))
+                       packages << "\\usepackage{" << feature << "}\n";
        }
 
        // The rest of these packages are somewhat more complicated
        // than those above.
 
+       if (mustProvide("changebar")) {
+               packages << "\\usepackage";
+               if (runparams_.flavor == Flavor::LaTeX
+                   || runparams_.flavor == Flavor::DviLuaTeX)
+                       packages << "[dvips]";
+               packages << "{changebar}\n";
+       }
+
        if (mustProvide("footnote")) {
                if (isRequired("hyperref"))
                        packages << "\\usepackage{footnotehyper}\n";
@@ -1185,8 +1293,8 @@ string const LaTeXFeatures::getPackages() const
 
        // [pdf]lscape is used to rotate longtables
        if (mustProvide("lscape")) {
-               if (runparams_.flavor == OutputParams::LATEX
-                   || runparams_.flavor == OutputParams::DVILUATEX)
+               if (runparams_.flavor == Flavor::LaTeX
+                   || runparams_.flavor == Flavor::DviLuaTeX)
                        packages << "\\usepackage{lscape}\n";
                else
                        packages << "\\usepackage{pdflscape}\n";
@@ -1207,8 +1315,8 @@ string const LaTeXFeatures::getPackages() const
        // if fontspec or newtxmath is used, AMS packages have to be loaded
        // before fontspec (in BufferParams)
        string const amsPackages = loadAMSPackages();
-       bool const ot1 = (params_.main_font_encoding() == "default"
-                         || params_.main_font_encoding() == "OT1");
+       bool const ot1 = (runparams().main_fontenc == "default"
+                         || runparams().main_fontenc == "OT1");
        bool const use_newtxmath =
                theLaTeXFonts().getLaTeXFont(from_ascii(params_.fontsMath())).getUsedPackage(
                        ot1, false, false) == "newtxmath";
@@ -1282,6 +1390,9 @@ string const LaTeXFeatures::getPackages() const
                packages << "\\usepackage{rotating}\n";
        if (mustProvide("rotfloat"))
                packages << "\\usepackage{rotfloat}\n";
+       // and this must be loaded after rotating
+       if (mustProvide("tablefootnote"))
+               packages << "\\usepackage{tablefootnote}\n";
 
        // lyxskak.sty --- newer chess support based on skak.sty
        if (mustProvide("chess"))
@@ -1319,10 +1430,9 @@ string const LaTeXFeatures::getPackages() const
                packages << "\\usepackage{esint}\n";
 
        // Known bibliography packages (simple \usepackage{package})
-       for (int i = 0; i < nb_bibliofeatures; ++i) {
-               if (mustProvide(bibliofeatures[i]))
-                       packages << "\\usepackage{"
-                                << bibliofeatures[i] << "}\n";
+       for (char const * feature : bibliofeatures) {
+               if (mustProvide(feature))
+                       packages << "\\usepackage{" << feature << "}\n";
        }
 
        // Compatibility between achicago and natbib
@@ -1401,7 +1511,8 @@ string const LaTeXFeatures::getPackages() const
        }
 
        // fixltx2e provides subscript
-       if (mustProvide("subscript") && !isRequired("fixltx2e"))
+       if (mustProvide("subscript") && !isRequired("fixltx2e")
+           && !isAvailable("LaTeX-2005/12/01"))
                packages << "\\usepackage{subscript}\n";
 
        // footmisc must be loaded after setspace
@@ -1431,10 +1542,10 @@ TexString LaTeXFeatures::getMacros() const
                macros << "\\XeTeXdashbreakstate 0" << '\n';
 
        if (mustProvide("papersize")) {
-               if (runparams_.flavor == OutputParams::LATEX
-                   || runparams_.flavor == OutputParams::DVILUATEX)
+               if (runparams_.flavor == Flavor::LaTeX
+                   || runparams_.flavor == Flavor::DviLuaTeX)
                        macros << papersizedvi_def << '\n';
-               else if  (runparams_.flavor == OutputParams::LUATEX)
+               else if  (runparams_.flavor == Flavor::LuaTeX)
                        macros << papersizepdflua_def << '\n';
                else
                        macros << papersizepdf_def << '\n';
@@ -1467,19 +1578,22 @@ TexString LaTeXFeatures::getMacros() const
        if (mustProvide("lyxarrow"))
                macros << lyxarrow_def << '\n';
 
+       if (mustProvide("aastex_case"))
+               macros << aastex_case_def << '\n';
+
        if (mustProvide("lyxzerowidthspace"))
                macros << lyxZWSP_def << '\n';
 
        if (!usePolyglossia() && mustProvide("textgreek")) {
-           // ensure LGR font encoding is defined also if fontenc is not loaded by LyX
-               if (params_.main_font_encoding() == "default")
+               // ensure LGR font encoding is defined also if fontenc is not loaded by LyX
+               if (runparams().main_fontenc == "default")
                        macros << textgreek_LGR_def;
                macros << textgreek_def << '\n';
        }
 
        if (!usePolyglossia() && mustProvide("textcyrillic")) {
                // ensure T2A font encoding is set up also if fontenc is not loaded by LyX
-               if (params_.main_font_encoding() == "default")
+               if (runparams().main_fontenc == "default")
                        macros << textcyr_T2A_def;
                macros << textcyr_def << '\n';
        }
@@ -1560,13 +1674,13 @@ TexString LaTeXFeatures::getMacros() const
        if (mustProvide("textquotedbl"))
                macros << textquotedbl_def << '\n';
        if (mustProvide("textquotesinglep")) {
-               if (runparams_.flavor == OutputParams::XETEX)
+               if (runparams_.flavor == Flavor::XeTeX)
                        macros << textquotesinglep_xetex_def << '\n';
                else
                        macros << textquotesinglep_luatex_def << '\n';
        }
        if (mustProvide("textquotedblp")) {
-               if (runparams_.flavor == OutputParams::XETEX)
+               if (runparams_.flavor == Flavor::XeTeX)
                        macros << textquotedblp_xetex_def << '\n';
                else
                        macros << textquotedblp_luatex_def << '\n';
@@ -1588,22 +1702,17 @@ TexString LaTeXFeatures::getMacros() const
        if (mustProvide("NeedTabularnewline"))
                macros << tabularnewline_def;
 
+       if (mustProvide("cellvarwidth"))
+               macros << cellvarwidth_def;
+
        // greyed-out environment (note inset)
        // the color is specified in the routine
        // getColorOptions() to avoid LaTeX-package clashes
-       if (mustProvide("lyxgreyedout")) {
-               // We need different version for RTL (#8647)
-               if (hasRTLLanguage()) {
-                       if (runparams_.flavor == OutputParams::LUATEX)
-                               if (useBabel())
-                                       macros << lyxgreyedout_luartl_babel_def;
-                               else
-                                       macros << lyxgreyedout_luartl_def;
-                       else
-                               macros << lyxgreyedout_rtl_def;
-               } else
-                       macros << lyxgreyedout_def;
-       }
+       if (mustProvide("lyxgreyedout"))
+               // We need different version for RTL (#8647), with change tracking (#12025)
+               // and for some specific engine/language package combinations
+               macros << lyxgreyedoutDef(hasRTLLanguage(), mustProvide("ct-xcolor-ulem"),
+                                         (runparams_.flavor == Flavor::LuaTeX), useBabel());
 
        if (mustProvide("lyxdot"))
                macros << lyxdot_def << '\n';
@@ -1615,30 +1724,63 @@ TexString LaTeXFeatures::getMacros() const
                macros << lyxref_def << '\n';
 
        // change tracking
-       if (mustProvide("ct-dvipost"))
-               macros << changetracking_dvipost_def;
-
        if (mustProvide("ct-xcolor-ulem")) {
                streamsize const prec = macros.os().precision(2);
 
-               RGBColor cadd = rgbFromHexName(lcolor.getX11Name(Color_addedtext));
+               RGBColor cadd = rgbFromHexName(lcolor.getX11HexName(Color_addedtext_output));
                macros << "\\providecolor{lyxadded}{rgb}{"
                       << cadd.r / 255.0 << ',' << cadd.g / 255.0 << ',' << cadd.b / 255.0 << "}\n";
 
-               RGBColor cdel = rgbFromHexName(lcolor.getX11Name(Color_deletedtext));
+               RGBColor cdel = rgbFromHexName(lcolor.getX11HexName(Color_deletedtext_output));
                macros << "\\providecolor{lyxdeleted}{rgb}{"
                       << cdel.r / 255.0 << ',' << cdel.g / 255.0 << ',' << cdel.b / 255.0 << "}\n";
 
                macros.os().precision(prec);
 
-               if (isRequired("hyperref"))
-                       macros << changetracking_xcolor_ulem_hyperref_def;
-               else
-                       macros << changetracking_xcolor_ulem_def;
+               macros << changetracking_xcolor_ulem_base_def;
+
+               if (isRequired("changebar")) {
+                       if (isRequired("hyperref"))
+                               macros << changetracking_xcolor_ulem_hyperref_cb_def;
+                       else
+                               macros << changetracking_xcolor_ulem_cb_def;
+               } else {
+                       if (isRequired("hyperref"))
+                               macros << changetracking_xcolor_ulem_hyperref_def;
+                       else
+                               macros << changetracking_xcolor_ulem_def;
+               }
        }
 
-       if (mustProvide("ct-tikz-math-sout"))
-                       macros << changetracking_tikz_math_sout_def;
+       if (mustProvide("ct-tikz-object-sout")) {
+               if (!mustProvide("ct-xcolor-ulem")) {
+                       streamsize const prec = macros.os().precision(2);
+
+                       RGBColor cadd = rgbFromHexName(lcolor.getX11HexName(Color_addedtext_output));
+                       macros << "\\providecolor{lyxadded}{rgb}{"
+                              << cadd.r / 255.0 << ',' << cadd.g / 255.0 << ',' << cadd.b / 255.0 << "}\n";
+       
+                       RGBColor cdel = rgbFromHexName(lcolor.getX11HexName(Color_deletedtext_output));
+                       macros << "\\providecolor{lyxdeleted}{rgb}{"
+                              << cdel.r / 255.0 << ',' << cdel.g / 255.0 << ',' << cdel.b / 255.0 << "}\n";
+       
+                       macros.os().precision(prec);
+               }
+               
+               macros << changetracking_tikz_object_sout_def;
+               
+               if (isRequired("changebar")) {
+                       if (isRequired("hyperref"))
+                               macros << changetracking_xcolor_ulem_hyperref_cb_object_def;
+                       else
+                               macros << changetracking_xcolor_ulem_cb_object_def;
+               } else {
+                       if (isRequired("hyperref"))
+                               macros << changetracking_xcolor_ulem_hyperref_object_def;
+                       else
+                               macros << changetracking_xcolor_ulem_object_def;
+               }
+       }
 
        if (mustProvide("ct-none"))
                macros << changetracking_none_def;
@@ -1657,7 +1799,7 @@ docstring const LaTeXFeatures::getBabelPresettings() const
 {
        odocstringstream tmp;
 
-       for (Language const * lang : UsedLanguages_)
+       for (auto const & lang : UsedLanguages_)
                if (!lang->babel_presettings().empty())
                        tmp << lang->babel_presettings() << '\n';
        if (!params_.language->babel_presettings().empty())
@@ -1674,7 +1816,7 @@ docstring const LaTeXFeatures::getBabelPostsettings() const
 {
        odocstringstream tmp;
 
-       for (Language const * lang : UsedLanguages_)
+       for (auto const & lang : UsedLanguages_)
                if (!lang->babel_postsettings().empty())
                        tmp << lang->babel_postsettings() << '\n';
        if (!params_.language->babel_postsettings().empty())
@@ -1810,8 +1952,8 @@ docstring const getFloatI18nPreamble(docstring const & type,
 {
        // Check whether name can be encoded in the buffer encoding
        bool encodable = true;
-       for (size_t i = 0; i < name.size(); ++i) {
-               if (!enc.encodable(name[i])) {
+       for (char_type c : name) {
+               if (!enc.encodable(c)) {
                        encodable = false;
                        break;
                }
@@ -2087,10 +2229,8 @@ void LaTeXFeatures::getFloatDefinitions(otexstream & os) const
        // \newfloat{algorithm}{htbp}{loa}
        // \providecommand{\algorithmname}{Algorithm}
        // \floatname{algorithm}{\protect\algorithmname}
-       UsedFloats::const_iterator cit = usedFloats_.begin();
-       UsedFloats::const_iterator end = usedFloats_.end();
-       for (; cit != end; ++cit) {
-               Floating const & fl = floats.getType(cit->first);
+       for (auto const & cit : usedFloats_) {
+               Floating const & fl = floats.getType(cit.first);
 
                // For builtin floats we do nothing.
                if (fl.isPredefined())
@@ -2139,7 +2279,7 @@ void LaTeXFeatures::getFloatDefinitions(otexstream & os) const
                        // used several times, when the same style is still in
                        // effect. (Lgb)
                }
-               if (cit->second)
+               if (cit.second)
                        // The subfig package is loaded later
                        os << "\n\\AtBeginDocument{\\newsubfloat{" << from_ascii(fl.floattype()) << "}}\n";
        }
@@ -2184,13 +2324,10 @@ void LaTeXFeatures::expandMultiples()
 {
        for (Features::iterator it = features_.begin(); it != features_.end();) {
                if (contains(*it, ',')) {
-                       vector<string> const multiples = getVectorFromString(*it, ",");
-                       vector<string>::const_iterator const end = multiples.end();
-                       vector<string>::const_iterator itm = multiples.begin();
                        // Do nothing if any multiple is already required
-                       for (; itm != end; ++itm) {
-                               if (!isRequired(*itm))
-                                       require(*itm);
+                       for (string const & pkg : getVectorFromString(*it, ",")) {
+                               if (!isRequired(pkg))
+                                       require(pkg);
                        }
                        features_.erase(it);
                        it = features_.begin();