-// -*- C++ -*-
-/* This file is part of
- * ======================================================
- *
- * LyX, The Document Processor
- *
- * Copyright 1995 Matthias Ettrich
- * Copyright 1995-1999 the LyX Team.
+/**
+ * \file LaTeXFeatures.C
+ * 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 Jean-Marc Lasgouttes
+ * \author Jürgen Vigna
+ * \author André Pönitz
+ *
+ * Full author contact details are available in file CREDITS.
+ */
#include <config.h>
-#ifdef __GNUG__
-#pragma implementation "LaTeXFeatures.h"
-#endif
-
-#include "LString.h"
+#include "LaTeXFeatures.h"
#include "debug.h"
#include "lyx_sty.h"
-#include "lyxrc.h"
-#include "LaTeXFeatures.h"
#include "bufferparams.h"
-#include "layout.h"
-
-extern LyXRC * lyxrc;
-
-LaTeXFeatures::LaTeXFeatures(int n)
- : layout(n, false)
-{
- // packages
- color = false;
- graphics = false;
- setspace = false;
- makeidx = false;
- verbatim = false;
- longtable = false;
- algorithm = false;
- rotating = false;
- amssymb = false;
- latexsym = false;
- pifont = false;
- subfigure = false;
- floatflt = false;
- url = false;
-
- // commands
- lyx = false;
- lyxline = false;
- noun = false;
- lyxarrow = false;
-
- // quotes
- quotesinglbase = false;
- quotedblbase = false;
- guilsinglleft = false;
- guilsinglright = false;
- guillemotleft = false;
- guillemotright = false;
+#include "Floating.h"
+#include "FloatList.h"
+#include "language.h"
+#include "encoding.h"
+#include "support/std_sstream.h"
- // Math mode
- amsstyle = false;
- binom = false;
- boldsymbol = false;
-
- // special features
- LyXParagraphIndent = false;
- NeedLyXFootnoteCode = false;
- NeedLyXMinipageIndent = false;
+#include "support/filetools.h"
+
+using namespace lyx::support;
+
+using lyx::textclass_type;
+
+using std::endl;
+using std::list;
+using std::set;
+using std::find;
+using std::ostream;
+
+
+LaTeXFeatures::LaTeXFeatures(BufferParams const & p)
+ : params(p)
+{}
+
+
+bool LaTeXFeatures::useBabel() const
+{
+ return lyxrc.language_use_babel ||
+ bufferParams().language->lang() != lyxrc.default_language ||
+ this->hasLanguages();
+}
+
+
+void LaTeXFeatures::require(string const & name)
+{
+ if (isRequired(name))
+ return;
+
+ features.push_back(name);
}
-string LaTeXFeatures::getPackages(BufferParams const & params)
+void LaTeXFeatures::useLayout(string const & layoutname)
{
- string packages;
- LyXTextClass const & tclass = textclasslist.TextClass(params.textclass);
+ // Some code to avoid loops in dependency definition
+ static int level = 0;
+ const int maxlevel = 30;
+ if (level > maxlevel) {
+ lyxerr << "LaTeXFeatures::useLayout: maximum level of "
+ << "recursion attained by layout "
+ << layoutname << endl;
+ return;
+ }
+
+ LyXTextClass const & tclass = params.getLyXTextClass();
+ if (tclass.hasLayout(layoutname)) {
+ // Is this layout already in usedLayouts?
+ list<string>::const_iterator cit = usedLayouts.begin();
+ list<string>::const_iterator end = usedLayouts.end();
+ for (; cit != end; ++cit) {
+ if (layoutname == *cit)
+ return;
+ }
+
+ LyXLayout_ptr const & lyt = tclass[layoutname];
+ if (!lyt->depends_on().empty()) {
+ ++level;
+ useLayout(lyt->depends_on());
+ --level;
+ }
+ usedLayouts.push_back(layoutname);
+ } else {
+ lyxerr << "LaTeXFeatures::useLayout: layout `"
+ << layoutname << "' does not exist in this class"
+ << endl;
+ }
+
+ --level;
+}
+
+
+bool LaTeXFeatures::isRequired(string const & name) const
+{
+ return find(features.begin(), features.end(), name) != features.end();
+}
+
+
+void LaTeXFeatures::addExternalPreamble(string const & preamble)
+{
+ FeaturesList::const_iterator begin = preamble_snippets.begin();
+ FeaturesList::const_iterator end = preamble_snippets.end();
+ if (find(begin, end, preamble) == end)
+ preamble_snippets.push_back(preamble);
+}
+
+
+void LaTeXFeatures::useFloat(string const & name)
+{
+ usedFloats.insert(name);
+ // We only need float.sty if we use non builtin floats, or if we
+ // use the "H" modifier. This includes modified table and
+ // figure floats. (Lgb)
+ Floating const & fl = params.getLyXTextClass().floats().getType(name);
+ if (!fl.type().empty() && !fl.builtin()) {
+ require("float");
+ }
+}
+
+
+void LaTeXFeatures::useLanguage(Language const * lang)
+{
+ UsedLanguages.insert(lang);
+}
+
+
+void LaTeXFeatures::includeFile(string const & key, string const & name)
+{
+ IncludedFiles[key] = name;
+}
+
+
+bool LaTeXFeatures::hasLanguages() const
+{
+ return !UsedLanguages.empty();
+}
+
+
+string LaTeXFeatures::getLanguages() const
+{
+ ostringstream languages;
+
+ for (LanguageList::const_iterator cit =
+ UsedLanguages.begin();
+ cit != UsedLanguages.end();
+ ++cit)
+ languages << (*cit)->babel() << ',';
+
+ return STRCONV(languages.str());
+}
+
+
+set<string> LaTeXFeatures::getEncodingSet(string const & doc_encoding) const
+{
+ set<string> encodings;
+ for (LanguageList::const_iterator it =
+ UsedLanguages.begin();
+ it != UsedLanguages.end(); ++it)
+ if ((*it)->encoding()->LatexName() != doc_encoding)
+ encodings.insert((*it)->encoding()->LatexName());
+ return encodings;
+}
+
+namespace {
+
+char const * simplefeatures[] = {
+ "array",
+ "verbatim",
+ "longtable",
+ "rotating",
+ "latexsym",
+ "pifont",
+ "subfigure",
+ "floatflt",
+ "varioref",
+ "prettyref",
+ "float",
+ "wasy",
+ "dvipost"
+};
+
+int const nb_simplefeatures = sizeof(simplefeatures) / sizeof(char const *);
+
+}
+
+
+string const LaTeXFeatures::getPackages() const
+{
+ ostringstream packages;
+ LyXTextClass const & tclass = params.getLyXTextClass();
+
+ //
+ // These are all the 'simple' includes. i.e
+ // packages which we just \usepackage{package}
+ //
+ for (int i = 0; i < nb_simplefeatures; ++i) {
+ if (isRequired(simplefeatures[i]))
+ packages << "\\usepackage{"
+ << simplefeatures[i] << "}\n";
+ }
+
+ //
+ // The rest of these packages are somewhat more complicated
+ // than those above.
+ //
+
+ if (isRequired("amsmath")
+ && !tclass.provides(LyXTextClass::amsmath)
+ && params.use_amsmath != BufferParams::AMS_OFF) {
+ packages << "\\usepackage{amsmath}\n";
+ }
// color.sty
- if (color) {
+ if (isRequired("color")) {
if (params.graphicsDriver == "default")
- packages += "\\usepackage{color}\n";
+ packages << "\\usepackage[usenames]{color}\n";
else
- packages += "\\usepackage["
- + params.graphicsDriver + "]{color}\n";
+ packages << "\\usepackage["
+ << params.graphicsDriver
+ << ",usenames"
+ << "]{color}\n";
}
-
+
// makeidx.sty
- if (makeidx) {
- if (! tclass.provides(LyXTextClass::makeidx)
- && params.language != "french") // french provides
- // \index !
- packages += "\\usepackage{makeidx}\n";
- packages += "\\makeindex\n";
+ if (isRequired("makeidx")) {
+ if (! tclass.provides(LyXTextClass::makeidx))
+ packages << "\\usepackage{makeidx}\n";
+ packages << "\\makeindex\n";
}
- // graphics.sty
- if (graphics && params.graphicsDriver != "none") {
+ // graphicx.sty
+ if (isRequired("graphicx") && params.graphicsDriver != "none") {
if (params.graphicsDriver == "default")
- packages += "\\usepackage{graphics}\n";
+ packages << "\\usepackage{graphicx}\n";
else
- packages += "\\usepackage["
- + params.graphicsDriver + "]{graphics}\n";
+ packages << "\\usepackage["
+ << params.graphicsDriver
+ << "]{graphicx}\n";
}
- //verbatim.sty
- if (verbatim)
- packages += "\\usepackage{verbatim}\n";
+ //if (algorithm) {
+ // packages << "\\usepackage{algorithm}\n";
+ //}
- if (algorithm) {
- packages += "\\usepackage{algorithm}\n";
+ // lyxskak.sty --- newer chess support based on skak.sty
+ if (isRequired("chess")) {
+ packages << "\\usepackage[ps,mover]{lyxskak}\n";
}
// setspace.sty
- if ((params.spacing.getSpace() != Spacing::Single)
- || setspace) {
- packages += "\\usepackage{setspace}\n";
+ if ((params.spacing.getSpace() != Spacing::Single
+ && !params.spacing.isDefault())
+ || isRequired("setspace")) {
+ packages << "\\usepackage{setspace}\n";
}
switch (params.spacing.getSpace()) {
+ case Spacing::Default:
case Spacing::Single:
// we dont use setspace.sty so dont print anything
//packages += "\\singlespacing\n";
break;
case Spacing::Onehalf:
- packages += "\\onehalfspacing\n";
+ packages << "\\onehalfspacing\n";
break;
case Spacing::Double:
- packages += "\\doublespacing\n";
+ packages << "\\doublespacing\n";
break;
case Spacing::Other:
- char value[30];
- sprintf(value, "%.2f", params.spacing.getValue());
- packages += string("\\setstretch{")
- + value + "}\n";
+ packages << "\\setstretch{"
+ << params.spacing.getValue() << "}\n";
break;
}
- //longtable.sty
- if (longtable)
- packages += "\\usepackage{longtable}\n";
+ // amssymb.sty
+ if (isRequired("amssymb") || params.use_amsmath == BufferParams::AMS_ON)
+ packages << "\\usepackage{amssymb}\n";
+ // url.sty
+ if (isRequired("url") && ! tclass.provides(LyXTextClass::url))
+ packages << "\\IfFileExists{url.sty}{\\usepackage{url}}\n"
+ " {\\newcommand{\\url}{\\texttt}}\n";
- //rotating.sty
- if (rotating)
- packages += "\\usepackage{rotating}\n";
+ // float.sty
+ // natbib.sty
+ if (isRequired("natbib") && ! tclass.provides(LyXTextClass::natbib)) {
+ packages << "\\usepackage[";
+ if (params.use_numerical_citations) {
+ packages << "numbers";
+ } else {
+ packages << "authoryear";
+ }
+ packages << "]{natbib}\n";
+ }
- // amssymb.sty
- if (amssymb)
- packages += "\\usepackage{amssymb}\n";
+ return STRCONV(packages.str());
+}
+
+
+string const LaTeXFeatures::getMacros() const
+{
+ ostringstream macros;
+
+ if (!preamble_snippets.empty())
+ macros << '\n';
+ FeaturesList::const_iterator pit = preamble_snippets.begin();
+ FeaturesList::const_iterator pend = preamble_snippets.end();
+ for (; pit != pend; ++pit) {
+ macros << *pit << '\n';
+ }
- // latexsym.sty
- if (latexsym)
- packages += "\\usepackage{latexsym}\n";
+ if (isRequired("LyX"))
+ macros << lyx_def << '\n';
- // pifont.sty
- if (pifont)
- packages += "\\usepackage{pifont}\n";
+ if (isRequired("lyxline"))
+ macros << lyxline_def << '\n';
- // subfigure.sty
- if (subfigure)
- packages += "\\usepackage{subfigure}\n";
+ if (isRequired("noun"))
+ macros << noun_def << '\n';
- // floatflt.sty
- if (floatflt)
- packages += "\\usepackage{floatflt}\n";
+ if (isRequired("lyxarrow"))
+ macros << lyxarrow_def << '\n';
- // url.sty
- if (url && ! tclass.provides(LyXTextClass::url))
- packages += "\\IfFileExists{url.sty}{\\usepackage{url}}\n"
- " {\\newcommand{\\url}{\\texttt}}\n";
-
- return packages;
+ // quotes.
+ if (isRequired("quotesinglbase"))
+ macros << quotesinglbase_def << '\n';
+ if (isRequired("quotedblbase"))
+ macros << quotedblbase_def << '\n';
+ if (isRequired("guilsinglleft"))
+ macros << guilsinglleft_def << '\n';
+ if (isRequired("guilsinglright"))
+ macros << guilsinglright_def << '\n';
+ if (isRequired("guillemotleft"))
+ macros << guillemotleft_def << '\n';
+ if (isRequired("guillemotright"))
+ macros << guillemotright_def << '\n';
+
+ // Math mode
+ if (isRequired("boldsymbol") && !isRequired("amsmath"))
+ macros << boldsymbol_def << '\n';
+ if (isRequired("binom") && !isRequired("amsmath"))
+ macros << binom_def << '\n';
+ if (isRequired("mathcircumflex"))
+ macros << mathcircumflex_def << '\n';
+
+ // other
+ if (isRequired("NeedLyXMinipageIndent"))
+ macros << minipageindent_def;
+ if (isRequired("ParagraphLeftIndent"))
+ macros << paragraphleftindent_def;
+ if (isRequired("NeedLyXFootnoteCode"))
+ macros << floatingfootnote_def;
+
+ // some problems with tex->html converters
+ if (isRequired("NeedTabularnewline"))
+ macros << tabularnewline_def;
+
+ // greyedout environment (note inset)
+ if (isRequired("lyxgreyedout"))
+ macros << lyxgreyedout_def;
+
+ // floats
+ getFloatDefinitions(macros);
+
+ return STRCONV(macros.str());
}
-string LaTeXFeatures::getMacros(BufferParams const & /* params */)
+string const LaTeXFeatures::getBabelOptions() const
{
- string macros;
+ ostringstream tmp;
- // always include this
- if (true || lyx)
- macros += lyx_def + '\n';
+ for (LanguageList::const_iterator cit = UsedLanguages.begin();
+ cit != UsedLanguages.end(); ++cit)
+ if (!(*cit)->latex_options().empty())
+ tmp << (*cit)->latex_options() << '\n';
+ if (!params.language->latex_options().empty())
+ tmp << params.language->latex_options() << '\n';
- if (lyxline)
- macros += lyxline_def + '\n';
+ return STRCONV(tmp.str());
+}
- if (noun) {
- macros += noun_def + '\n';
- }
- if (lyxarrow) {
- macros += lyxarrow_def + '\n';
- }
+string const LaTeXFeatures::getTClassPreamble() const
+{
+ // the text class specific preamble
+ LyXTextClass const & tclass = params.getLyXTextClass();
+ ostringstream tcpreamble;
- // quotes.
- if (quotesinglbase)
- macros += quotesinglbase_def + '\n';
- if (quotedblbase)
- macros += quotedblbase_def + '\n';
- if (guilsinglleft)
- macros += guilsinglleft_def + '\n';
- if (guilsinglright)
- macros += guilsinglright_def + '\n';
- if (guillemotleft)
- macros += guillemotleft_def + '\n';
- if (guillemotright)
- macros += guillemotright_def + '\n';
-
- // Math mode
- if (boldsymbol && !amsstyle)
- macros += boldsymbol_def + '\n';
- if (binom && !amsstyle)
- macros += binom_def + '\n';
+ tcpreamble << tclass.preamble();
- // other
- if (NeedLyXMinipageIndent)
- macros += minipageindent_def;
- if (LyXParagraphIndent)
- macros += paragraphindent_def;
- if (NeedLyXFootnoteCode)
- macros += floatingfootnote_def;
+ list<string>::const_iterator cit = usedLayouts.begin();
+ list<string>::const_iterator end = usedLayouts.end();
+ for (; cit != end; ++cit) {
+ tcpreamble << tclass[*cit]->preamble();
+ }
- return macros;
+ return STRCONV(tcpreamble.str());
}
-string LaTeXFeatures::getTClassPreamble(BufferParams const & params)
+string const LaTeXFeatures::getLyXSGMLEntities() const
{
- // the text class specific preamble
- LyXTextClass const & tclass = textclasslist.TextClass(params.textclass);
- string tcpreamble = tclass.preamble();
+ // Definition of entities used in the document that are LyX related.
+ ostringstream entities;
- for (unsigned int i = 0; i < tclass.numLayouts(); ++i) {
- if (layout[i]) {
- tcpreamble += tclass[i].preamble();
- }
+ if (isRequired("lyxarrow")) {
+ entities << "<!ENTITY lyxarrow \"->\">" << '\n';
}
- return tcpreamble;
-}
+ return STRCONV(entities.str());
+}
+
+string const LaTeXFeatures::getIncludedFiles(string const & fname) const
+{
+ ostringstream sgmlpreamble;
+ string const basename = OnlyPath(fname);
-void LaTeXFeatures::showStruct(BufferParams const & params) {
+ FileMap::const_iterator end = IncludedFiles.end();
+ for (FileMap::const_iterator fi = IncludedFiles.begin();
+ fi != end; ++fi)
+ sgmlpreamble << "\n<!ENTITY " << fi->first
+ << (IsSGMLFilename(fi->second) ? " SYSTEM \"" : " \"")
+ << MakeRelPath(fi->second, basename) << "\">";
+
+ return STRCONV(sgmlpreamble.str());
+}
+
+
+void LaTeXFeatures::showStruct() const {
lyxerr << "LyX needs the following commands when LaTeXing:"
- // packs
- << "\n***** Packages:" << getPackages(params)
- << "\n***** Macros:" << getMacros(params)
- << "\n***** Textclass stuff:" << getTClassPreamble(params)
+ << "\n***** Packages:" << getPackages()
+ << "\n***** Macros:" << getMacros()
+ << "\n***** Textclass stuff:" << getTClassPreamble()
<< "\n***** done." << endl;
}
+
+
+BufferParams const & LaTeXFeatures::bufferParams() const
+{
+ return params;
+}
+
+
+void LaTeXFeatures::getFloatDefinitions(ostream & os) const
+{
+ FloatList const & floats = params.getLyXTextClass().floats();
+
+ // Here we will output the code to create the needed float styles.
+ // We will try to do this as minimal as possible.
+ // \floatstyle{ruled}
+ // \newfloat{algorithm}{htbp}{loa}
+ // \floatname{algorithm}{Algorithm}
+ UsedFloats::const_iterator cit = usedFloats.begin();
+ UsedFloats::const_iterator end = usedFloats.end();
+ // ostringstream floats;
+ for (; cit != end; ++cit) {
+ Floating const & fl = floats.getType((*cit));
+
+ // For builtin floats we do nothing.
+ if (fl.builtin()) continue;
+
+ // We have to special case "table" and "figure"
+ if (fl.type() == "tabular" || fl.type() == "figure") {
+ // Output code to modify "table" or "figure"
+ // 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();
+ if (!style.empty()) {
+ os << "\\floatstyle{" << style << "}\n"
+ << "\\restylefloat{" << type << "}\n";
+ }
+ if (!placement.empty()) {
+ os << "\\floatplacement{" << type << "}{"
+ << placement << "}\n";
+ }
+ } 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();
+ os << "\\floatstyle{" << style << "}\n"
+ << "\\newfloat{" << type << "}{" << placement
+ << "}{" << ext << '}';
+ if (!within.empty())
+ os << '[' << within << ']';
+ os << '\n'
+ << "\\floatname{" << type << "}{"
+ << name << "}\n";
+
+ // What missing here is to code to minimalize the code
+ // output so that the same floatstyle will not be
+ // used several times, when the same style is still in
+ // effect. (Lgb)
+ }
+ }
+}