latexgen.cpp

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/******************************************************************************
 *
 * Copyright (C) 1997-2023 by Dimitri van Heesch.
 *
 * Permission to use, copy, modify, and distribute this software and its
 * documentation under the terms of the GNU General Public License is hereby
 * granted. No representations are made about the suitability of this software
 * for any purpose. It is provided "as is" without express or implied warranty.
 * See the GNU General Public License for more details.
 *
 * Documents produced by Doxygen are derivative works derived from the
 * input used in their production; they are not affected by this license.
 *
 */
 
#include <cstdlib>
 
#include "latexgen.h"
#include "config.h"
#include "message.h"
#include "doxygen.h"
#include "util.h"
#include "diagram.h"
#include "language.h"
#include "version.h"
#include "dot.h"
#include "dotcallgraph.h"
#include "dotclassgraph.h"
#include "dotdirdeps.h"
#include "dotgroupcollaboration.h"
#include "dotincldepgraph.h"
#include "pagedef.h"
#include "docparser.h"
#include "docnode.h"
#include "latexdocvisitor.h"
#include "dirdef.h"
#include "cite.h"
#include "groupdef.h"
#include "classlist.h"
#include "namespacedef.h"
#include "filename.h"
#include "resourcemgr.h"
#include "portable.h"
#include "fileinfo.h"
#include "utf8.h"
#include "datetime.h"
#include "portable.h"
#include "outputlist.h"
#include "moduledef.h"
 
static QCString g_header;
static QCString g_header_file;
static QCString g_footer;
static QCString g_footer_file;
static const SelectionMarkerInfo latexMarkerInfo = { '%', "%%BEGIN ",8 ,"%%END ",6, "",0 };
 
static QCString substituteLatexKeywords(const QCString &file, const QCString &str, const QCString &title);
 
LatexCodeGenerator::LatexCodeGenerator(TextStream *t,const QCString &relPath,const QCString &sourceFileName)
  : m_t(t), m_relPath(relPath), m_sourceFileName(sourceFileName)
{
}
 
LatexCodeGenerator::LatexCodeGenerator(TextStream *t) : m_t(t)
{
}
 
void LatexCodeGenerator::setRelativePath(const QCString &path)
{
  m_relPath = path;
}
 
void LatexCodeGenerator::setSourceFileName(const QCString &name)
{
  m_sourceFileName = name;
}
 
void LatexCodeGenerator::codify(const QCString &str)
{
  if (!str.isEmpty())
  {
    const char *p=str.data();
    char c = 0;
    //char cs[5];
    int tabSize = Config_getInt(TAB_SIZE);
    static THREAD_LOCAL char *result = nullptr;
    static THREAD_LOCAL int lresult = 0;
    if (m_hide) // only update column count
    {
      m_col = updateColumnCount(p,m_col);
    }
    else // actually output content and keep track of m_col
    {
      while ((c=*p))
      {
        switch(c)
        {
          case 0x0c: p++;  // remove ^L
                     break;
          case ' ':  if (m_col>=m_stripIndentAmount)
                     {
                       *m_t << (m_doxyCodeLineOpen ? "\\ " : " ");
                     }
                     m_col++;
                     p++;
                     break;
          case '^':  *m_t <<"\\string^";
                     m_col++;
                     p++;
                     break;
          case '`':  *m_t <<"\\`{}";
                     m_col++;
                     p++;
                     break;
          case '\t': {
                       int spacesToNextTabStop = tabSize - (m_col%tabSize);
                       while (spacesToNextTabStop--)
                       {
                         if (m_col>=m_stripIndentAmount)
                         {
                           *m_t << (m_doxyCodeLineOpen ? "\\ " : " ");
                         }
                         m_col++;
                       }
                       p++;
                     }
                     break;
          case '\n': *m_t << '\n';
                     m_col=0;
                     p++;
                     break;
          default:
                     {
                       int i=0;
 
#undef  COPYCHAR
// helper macro to copy a single utf8 character, dealing with multibyte chars.
#define COPYCHAR() do {                                             \
                       int bytes = getUTF8CharNumBytes(c);          \
                       if (lresult < (i + bytes + 1))               \
                       {                                            \
                         lresult += 512;                            \
                         result = static_cast<char *>(realloc(result, lresult)); \
                       }                                            \
                       for (int j=0; j<bytes && *p; j++)            \
                       {                                            \
                         result[i++]=*p++;                          \
                       }                                            \
                       m_col++;                                     \
                     } while(0)
 
                       // gather characters until we find whitespace or another special character
                       COPYCHAR();
                       while ((c=*p) &&
                              c!=0x0c && c!='\t' && c!='\n' && c!=' ' && c!='^'
                             )
                       {
                         COPYCHAR();
                       }
                       result[i]=0; // add terminator
                       filterLatexString(*m_t,result,
                                         m_insideTabbing, // insideTabbing
                                         true,  // insidePre
                                         false, // insideItem
                                         m_usedTableLevel>0, // insideTable
                                         false  // keepSpaces
                                        );
                     }
                     break;
        }
      }
    }
  }
}
 
void LatexCodeGenerator::stripCodeComments(bool b)
{
  m_stripCodeComments = b;
}
 
void LatexCodeGenerator::startSpecialComment()
{
  m_hide = m_stripCodeComments;
}
 
void LatexCodeGenerator::endSpecialComment()
{
  m_hide = false;
}
 
void LatexCodeGenerator::setStripIndentAmount(size_t amount)
{
  m_stripIndentAmount = amount;
}
 
void LatexCodeGenerator::writeCodeLink(CodeSymbolType,
                                   const QCString &ref,const QCString &f,
                                   const QCString &anchor,const QCString &name,
                                   const QCString &)
{
  if (m_hide) return;
  bool pdfHyperlinks = Config_getBool(PDF_HYPERLINKS);
  bool usePDFLatex   = Config_getBool(USE_PDFLATEX);
  size_t l = name.length();
  if (ref.isEmpty() && usePDFLatex && pdfHyperlinks)
  {
    *m_t << "\\doxymbox{\\hyperlink{";
    if (!f.isEmpty()) *m_t << stripPath(f);
    if (!f.isEmpty() && !anchor.isEmpty()) *m_t << "_";
    if (!anchor.isEmpty()) *m_t << anchor;
    *m_t << "}{";
    codify(name);
    *m_t << "}}";
  }
  else
  {
    codify(name);
  }
  m_col+=l;
}
 
void LatexCodeGenerator::writeLineNumber(const QCString &ref,const QCString &fileName,const QCString &anchor,int l,bool writeLineAnchor)
{
  if (m_hide) return;
  bool usePDFLatex = Config_getBool(USE_PDFLATEX);
  bool pdfHyperlinks = Config_getBool(PDF_HYPERLINKS);
  if (!m_doxyCodeLineOpen)
  {
    *m_t << "\\DoxyCodeLine{";
    m_doxyCodeLineOpen = TRUE;
  }
  if (Config_getBool(SOURCE_BROWSER))
  {
    QCString lineNumber;
    lineNumber.sprintf("%05d",l);
 
    QCString lineAnchor;
    if (!m_sourceFileName.isEmpty())
    {
      lineAnchor.sprintf("_l%05d",l);
      lineAnchor.prepend(stripExtensionGeneral(m_sourceFileName, ".tex"));
    }
    bool showTarget = usePDFLatex && pdfHyperlinks && !lineAnchor.isEmpty() && writeLineAnchor;
    if (showTarget)
    {
      *m_t << "\\Hypertarget{" << stripPath(lineAnchor) << "}";
    }
    if (!fileName.isEmpty())
    {
      writeCodeLink(CodeSymbolType::Default,ref,fileName,anchor,lineNumber,QCString());
    }
    else
    {
      codify(lineNumber);
    }
    *m_t << "\\ ";
  }
  else
  {
    QCString lineNumber;
    lineNumber.sprintf("%05d",l);
    codify(lineNumber);
    *m_t << "\\ ";
  }
  m_col=0;
}
 
 
void LatexCodeGenerator::startCodeLine(int)
{
  if (m_hide) return;
  m_col=0;
  if (!m_doxyCodeLineOpen)
  {
    *m_t << "\\DoxyCodeLine{";
    m_doxyCodeLineOpen = TRUE;
  }
}
 
void LatexCodeGenerator::endCodeLine()
{
  if (m_hide) return;
  if (m_doxyCodeLineOpen)
  {
    *m_t << "}";
    m_doxyCodeLineOpen = FALSE;
  }
  codify("\n");
}
 
void LatexCodeGenerator::startFontClass(const QCString &name)
{
  if (m_hide) return;
  *m_t << "\\textcolor{" << name << "}{";
}
 
void LatexCodeGenerator::endFontClass()
{
  if (m_hide) return;
  *m_t << "}";
}
 
void LatexCodeGenerator::startCodeFragment(const QCString &style)
{
  *m_t << "\n\\begin{" << style << "}{" << m_usedTableLevel << "}\n";
}
 
void LatexCodeGenerator::endCodeFragment(const QCString &style)
{
  //endCodeLine checks is there is still an open code line, if so closes it.
  bool wasHidden = m_hide;
  m_hide = false;
  endCodeLine();
  m_hide = wasHidden;
 
  *m_t << "\\end{" << style << "}\n";
}
 
 
//-------------------------------
 
LatexGenerator::LatexGenerator()
  : OutputGenerator(Config_getString(LATEX_OUTPUT))
  , m_codeList(std::make_unique<OutputCodeList>())
{
  m_codeGen = m_codeList->add<LatexCodeGenerator>(&m_t);
}
 
LatexGenerator::LatexGenerator(const LatexGenerator &og) : OutputGenerator(og.m_dir), OutputGenIntf()
{
  m_codeList           = std::make_unique<OutputCodeList>(*og.m_codeList);
  m_codeGen            = m_codeList->get<LatexCodeGenerator>(OutputType::Latex);
  m_codeGen->setTextStream(&m_t);
  m_firstDescItem      = og.m_firstDescItem;
  m_disableLinks       = og.m_disableLinks;
  m_relPath            = og.m_relPath;
  m_indent             = og.m_indent;
  m_templateMemberItem = og.m_templateMemberItem;
  m_hierarchyLevel     = og.m_hierarchyLevel;
}
 
LatexGenerator &LatexGenerator::operator=(const LatexGenerator &og)
{
  if (this!=&og)
  {
    m_dir                = og.m_dir;
    m_codeList           = std::make_unique<OutputCodeList>(*og.m_codeList);
    m_codeGen            = m_codeList->get<LatexCodeGenerator>(OutputType::Latex);
    m_codeGen->setTextStream(&m_t);
    m_firstDescItem      = og.m_firstDescItem;
    m_disableLinks       = og.m_disableLinks;
    m_relPath            = og.m_relPath;
    m_indent             = og.m_indent;
    m_templateMemberItem = og.m_templateMemberItem;
    m_hierarchyLevel     = og.m_hierarchyLevel;
  }
  return *this;
}
 
LatexGenerator::~LatexGenerator() = default;
 
void LatexGenerator::addCodeGen(OutputCodeList &list)
{
  list.add<LatexCodeGeneratorDefer>(m_codeGen);
}
 
static void writeLatexMakefile()
{
  bool generateBib = !CitationManager::instance().isEmpty();
  QCString fileName=Config_getString(LATEX_OUTPUT)+"/Makefile";
  std::ofstream f = Portable::openOutputStream(fileName);
  if (!f.is_open())
  {
    term("Could not open file {} for writing\n",fileName);
  }
  TextStream t(&f);
  // inserted by KONNO Akihisa <konno@researchers.jp> 2002-03-05
  QCString latex_command = theTranslator->latexCommandName().quoted();
  QCString mkidx_command = Config_getString(MAKEINDEX_CMD_NAME).quoted();
  QCString bibtex_command = "bibtex";
  QCString manual_file = "refman";
  const int latex_count = 8;
  // end insertion by KONNO Akihisa <konno@researchers.jp> 2002-03-05
    t << "LATEX_CMD?=" << latex_command << "\n"
      << "MKIDX_CMD?=" << mkidx_command << "\n"
      << "BIBTEX_CMD?=" << bibtex_command << "\n"
      << "LATEX_COUNT?=" << latex_count << "\n"
      << "MANUAL_FILE?=" << manual_file << "\n"
      << "\n";
  if (!Config_getBool(USE_PDFLATEX)) // use plain old latex
  {
    t << "all: $(MANUAL_FILE).dvi\n"
      << "\n"
      << "ps: $(MANUAL_FILE).ps\n"
      << "\n"
      << "pdf: $(MANUAL_FILE).pdf\n"
      << "\n"
      << "ps_2on1: $(MANUAL_FILE).ps\n"
      << "\n"
      << "pdf_2on1: $(MANUAL_FILE).pdf\n"
      << "\n"
      << "$(MANUAL_FILE).ps: $(MANUAL_FILE).dvi\n"
      << "\tdvips -o $(MANUAL_FILE).ps $(MANUAL_FILE).dvi\n"
      << "\n";
    t << "$(MANUAL_FILE).pdf: $(MANUAL_FILE).ps\n";
    t << "\tps2pdf $(MANUAL_FILE).ps $(MANUAL_FILE).pdf\n\n";
    t << "$(MANUAL_FILE).dvi: clean $(MANUAL_FILE).tex doxygen.sty\n"
      << "\techo \"Running latex...\"\n"
      << "\t$(LATEX_CMD) $(MANUAL_FILE).tex || \\\n"
      << "\tif [ $$? != 0 ] ; then \\\n"
      << "\t        \\echo \"Please consult $(MANUAL_FILE).log to see the error messages\" ; \\\n"
      << "\t        false; \\\n"
      << "\tfi\n"
      << "\techo \"Running makeindex...\"\n"
      << "\t$(MKIDX_CMD) $(MANUAL_FILE).idx\n";
    if (generateBib)
    {
      t << "\techo \"Running bibtex...\"\n";
      t << "\t$(BIBTEX_CMD) $(MANUAL_FILE)\n";
      t << "\techo \"Rerunning latex....\"\n";
      t << "\t$(LATEX_CMD) $(MANUAL_FILE).tex || \\\n"
        << "\tif [ $$? != 0 ] ; then \\\n"
        << "\t        \\echo \"Please consult $(MANUAL_FILE).log to see the error messages\" ; \\\n"
        << "\t        false; \\\n"
        << "\tfi\n";
    }
    t << "\techo \"Rerunning latex....\"\n"
      << "\t$(LATEX_CMD) $(MANUAL_FILE).tex\n"
      << "\tlatex_count=$(LATEX_COUNT) ; \\\n"
      << "\twhile grep -E -s 'Rerun (LaTeX|to get cross-references right|to get bibliographical references right)' $(MANUAL_FILE).log && [ $$latex_count -gt 0 ] ;\\\n"
      << "\t    do \\\n"
      << "\t      echo \"Rerunning latex....\" ;\\\n"
      << "\t      $(LATEX_CMD) $(MANUAL_FILE).tex ; \\\n"
      << "\t      $(LATEX_CMD) $(MANUAL_FILE).tex || \\\n"
      << "\t      if [ $$? != 0 ] ; then \\\n"
      << "\t              \\echo \"Please consult $(MANUAL_FILE).log to see the error messages\" ; \\\n"
      << "\t              false; \\\n"
      << "\t      fi; \\\n"
      << "\t      latex_count=`expr $$latex_count - 1` ;\\\n"
      << "\t    done\n"
      << "\t$(MKIDX_CMD) $(MANUAL_FILE).idx\n"
      << "\t$(LATEX_CMD) $(MANUAL_FILE).tex || \\\n"
      << "\tif [ $$? != 0 ] ; then \\\n"
      << "\t        \\echo \"Please consult $(MANUAL_FILE).log to see the error messages\" ; \\\n"
      << "\t        false; \\\n"
      << "\tfi\n"
      << "$(MANUAL_FILE).ps: $(MANUAL_FILE).ps\n"
      << "\tpsnup -2 $(MANUAL_FILE).ps >$(MANUAL_FILE).ps\n"
      << "\n"
      << "$(MANUAL_FILE).pdf: $(MANUAL_FILE).ps\n"
      << "\tps2pdf $(MANUAL_FILE).ps $(MANUAL_FILE).pdf\n";
  }
  else // use pdflatex for higher quality output
  {
    t << "all: $(MANUAL_FILE).pdf\n\n"
      << "pdf: $(MANUAL_FILE).pdf\n\n";
    t << "$(MANUAL_FILE).pdf: clean $(MANUAL_FILE).tex\n";
    t << "\t$(LATEX_CMD) $(MANUAL_FILE) || \\\n"
      << "\tif [ $$? != 0 ] ; then \\\n"
      << "\t        \\echo \"Please consult $(MANUAL_FILE).log to see the error messages\" ; \\\n"
      << "\t        false; \\\n"
      << "\tfi\n";
    t << "\t$(MKIDX_CMD) $(MANUAL_FILE).idx\n";
    if (generateBib)
    {
      t << "\t$(BIBTEX_CMD) $(MANUAL_FILE)\n";
      t << "\t$(LATEX_CMD) $(MANUAL_FILE) || \\\n"
        << "\tif [ $$? != 0 ] ; then \\\n"
        << "\t        \\echo \"Please consult $(MANUAL_FILE).log to see the error messages\" ; \\\n"
        << "\t        false; \\\n"
        << "\tfi\n";
    }
    t << "\t$(LATEX_CMD) $(MANUAL_FILE) || \\\n"
      << "\tif [ $$? != 0 ] ; then \\\n"
      << "\t        \\echo \"Please consult $(MANUAL_FILE).log to see the error messages\" ; \\\n"
      << "\t        false; \\\n"
      << "\tfi\n"
      << "\tlatex_count=$(LATEX_COUNT) ; \\\n"
      << "\twhile grep -E -s 'Rerun (LaTeX|to get cross-references right|to get bibliographical references right)' $(MANUAL_FILE).log && [ $$latex_count -gt 0 ] ;\\\n"
      << "\t    do \\\n"
      << "\t      echo \"Rerunning latex....\" ;\\\n"
      << "\t      $(LATEX_CMD) $(MANUAL_FILE) || \\\n"
      << "\t      if [ $$? != 0 ] ; then \\\n"
      << "\t              \\echo \"Please consult $(MANUAL_FILE).log to see the error messages\" ; \\\n"
      << "\t              false; \\\n"
      << "\t      fi; \\\n"
      << "\t      latex_count=`expr $$latex_count - 1` ;\\\n"
      << "\t    done\n"
      << "\t$(MKIDX_CMD) $(MANUAL_FILE).idx\n"
      << "\t$(LATEX_CMD) $(MANUAL_FILE) || \\\n"
      << "\tif [ $$? != 0 ] ; then \\\n"
      << "\t        \\echo \"Please consult $(MANUAL_FILE).log to see the error messages\" ; \\\n"
      << "\t        false; \\\n"
      << "\tfi\n";
  }
 
  t << "\n"
    << "clean:\n"
    << "\trm -f "
    << "*.ps *.dvi *.aux *.toc *.idx *.ind *.ilg *.log *.out *.brf *.blg *.bbl $(MANUAL_FILE).pdf\n";
}
 
static void writeMakeBat()
{
#if defined(_MSC_VER)
  QCString dir=Config_getString(LATEX_OUTPUT);
  QCString fileName=dir+"/make.bat";
  QCString latex_command = theTranslator->latexCommandName().quoted();
  QCString mkidx_command = Config_getString(MAKEINDEX_CMD_NAME).quoted();
  QCString bibtex_command = "bibtex";
  QCString manual_file = "refman";
  const int latex_count = 8;
  bool generateBib = !CitationManager::instance().isEmpty();
  std::ofstream t = Portable::openOutputStream(fileName);
  if (!t.is_open())
  {
    term("Could not open file {} for writing\n",fileName);
  }
  t << "pushd %~dp0\r\n";
  t << "if not %errorlevel% == 0 goto :end1\r\n";
  t << "\r\n";
  t << "set ORG_LATEX_CMD=%LATEX_CMD%\r\n";
  t << "set ORG_MKIDX_CMD=%MKIDX_CMD%\r\n";
  t << "set ORG_BIBTEX_CMD=%BIBTEX_CMD%\r\n";
  t << "set ORG_LATEX_COUNT=%LATEX_COUNT%\r\n";
  t << "set ORG_MANUAL_FILE=%MANUAL_FILE%\r\n";
  t << "if \"X\"%LATEX_CMD% == \"X\" set LATEX_CMD=" << latex_command << "\r\n";
  t << "if \"X\"%MKIDX_CMD% == \"X\" set MKIDX_CMD=" << mkidx_command << "\r\n";
  t << "if \"X\"%BIBTEX_CMD% == \"X\" set BIBTEX_CMD=" << bibtex_command << "\r\n";
  t << "if \"X\"%LATEX_COUNT% == \"X\" set LATEX_COUNT=" << latex_count << "\r\n";
  t << "if \"X\"%MANUAL_FILE% == \"X\" set MANUAL_FILE=" << manual_file << "\r\n";
  t << "\r\n";
  t << "del /s /f *.ps *.dvi *.aux *.toc *.idx *.ind *.ilg *.log *.out *.brf *.blg *.bbl %MANUAL_FILE%.pdf\r\n\r\n";
  t << "\r\n";
  if (!Config_getBool(USE_PDFLATEX)) // use plain old latex
  {
    t << "%LATEX_CMD% %MANUAL_FILE%.tex\r\n";
    t << "@if ERRORLEVEL 1 goto :error\r\n";
    t << "echo ----\r\n";
    t << "%MKIDX_CMD% %MANUAL_FILE%.idx\r\n";
    if (generateBib)
    {
      t << "%BIBTEX_CMD% %MANUAL_FILE%\r\n";
      t << "echo ----\r\n";
      t << "\t%LATEX_CMD% %MANUAL_FILE%.tex\r\n";
      t << "@if ERRORLEVEL 1 goto :error\r\n";
    }
    t << "setlocal enabledelayedexpansion\r\n";
    t << "set count=%LAT#EX_COUNT%\r\n";
    t << ":repeat\r\n";
    t << "set content=X\r\n";
    t << "for /F \"tokens=*\" %%T in ( 'findstr /C:\"Rerun LaTeX\" %MANUAL_FILE%.log' ) do set content=\"%%~T\"\r\n";
    t << "if !content! == X for /F \"tokens=*\" %%T in ( 'findstr /C:\"Rerun to get cross-references right\" %MANUAL_FILE%.log' ) do set content=\"%%~T\"\r\n";
    t << "if !content! == X for /F \"tokens=*\" %%T in ( 'findstr /C:\"Rerun to get bibliographical references right\" %MANUAL_FILE%.log' ) do set content=\"%%~T\"\r\n";
    t << "if !content! == X goto :skip\r\n";
    t << "set /a count-=1\r\n";
    t << "if !count! EQU 0 goto :skip\r\n\r\n";
    t << "echo ----\r\n";
    t << "%LATEX_CMD% %MANUAL_FILE%.tex\r\n";
    t << "@if ERRORLEVEL 1 goto :error\r\n";
    t << "goto :repeat\r\n";
    t << ":skip\r\n";
    t << "endlocal\r\n";
    t << "%MKIDX_CMD% %MANUAL_FILE%.idx\r\n";
    t << "%LATEX_CMD% %MANUAL_FILE%.tex\r\n";
    t << "@if ERRORLEVEL 1 goto :error\r\n";
    t << "dvips -o %MANUAL_FILE%.ps %MANUAL_FILE%.dvi\r\n";
    t << Portable::ghostScriptCommand();
    t << " -q -dNOPAUSE -dBATCH -sDEVICE=pdfwrite "
         "-sOutputFile=%MANUAL_FILE%.pdf -c save pop -f %MANUAL_FILE%.ps\r\n";
  }
  else // use pdflatex
  {
    t << "%LATEX_CMD% %MANUAL_FILE%\r\n";
    t << "@if ERRORLEVEL 1 goto :error\r\n";
    t << "echo ----\r\n";
    t << "%MKIDX_CMD% %MANUAL_FILE%.idx\r\n";
    if (generateBib)
    {
      t << "%BIBTEX_CMD% %MANUAL_FILE%\r\n";
      t << "%LATEX_CMD% %MANUAL_FILE%\r\n";
      t << "@if ERRORLEVEL 1 goto :error\r\n";
    }
    t << "echo ----\r\n";
    t << "%LATEX_CMD% %MANUAL_FILE%\r\n";
    t << "@if ERRORLEVEL 1 goto :error\r\n";
    t << "\r\n";
    t << "setlocal enabledelayedexpansion\r\n";
    t << "set count=%LATEX_COUNT%\r\n";
    t << ":repeat\r\n";
    t << "set content=X\r\n";
    t << "for /F \"tokens=*\" %%T in ( 'findstr /C:\"Rerun LaTeX\" %MANUAL_FILE%.log' ) do set content=\"%%~T\"\r\n";
    t << "if !content! == X for /F \"tokens=*\" %%T in ( 'findstr /C:\"Rerun to get cross-references right\" %MANUAL_FILE%.log' ) do set content=\"%%~T\"\r\n";
    t << "if !content! == X for /F \"tokens=*\" %%T in ( 'findstr /C:\"Rerun to get bibliographical references right\" %MANUAL_FILE%.log' ) do set content=\"%%~T\"\r\n";
    t << "if !content! == X goto :skip\r\n";
    t << "set /a count-=1\r\n";
    t << "if !count! EQU 0 goto :skip\r\n\r\n";
    t << "echo ----\r\n";
    t << "%LATEX_CMD% %MANUAL_FILE%\r\n";
    t << "@if ERRORLEVEL 1 goto :error\r\n";
    t << "goto :repeat\r\n";
    t << ":skip\r\n";
    t << "endlocal\r\n";
    t << "%MKIDX_CMD% %MANUAL_FILE%.idx\r\n";
    t << "%LATEX_CMD% %MANUAL_FILE%\r\n";
    t << "@if ERRORLEVEL 1 goto :error\r\n";
  }
  t<< "\r\n";
  t << "goto :end\r\n";
  t << ":error\r\n";
  t << "@echo ===============\r\n";
  t << "@echo Please consult %MANUAL_FILE%.log to see the error messages\r\n";
  t << "@echo ===============\r\n";
  t<< "\r\n";
  t<< ":end\r\n";
  t<< "@REM reset environment\r\n";
  t<< "popd\r\n";
  t<< "set LATEX_CMD=%ORG_LATEX_CMD%\r\n";
  t<< "set ORG_LATEX_CMD=\r\n";
  t<< "set MKIDX_CMD=%ORG_MKIDX_CMD%\r\n";
  t<< "set ORG_MKIDX_CMD=\r\n";
  t<< "set BIBTEX_CMD=%ORG_BIBTEX_CMD%\r\n";
  t<< "set ORG_BIBTEX_CMD=\r\n";
  t<< "set MANUAL_FILE=%ORG_MANUAL_FILE%\r\n";
  t<< "set ORG_MANUAL_FILE=\r\n";
  t<< "set LATEX_COUNT=%ORG_LATEX_COUNT%\r\n";
  t<< "set ORG_LATEX_COUNT=\r\n";
  t<< "\r\n";
  t<< ":end1\r\n";
#endif
}
 
void LatexGenerator::init()
{
  QCString dname = Config_getString(LATEX_OUTPUT);
  Dir d(dname.str());
  if (!d.exists() && !d.mkdir(dname.str()))
  {
    term("Could not create output directory {}\n",dname);
  }
 
  if (!Config_getString(LATEX_HEADER).isEmpty())
  {
    g_header_file=Config_getString(LATEX_HEADER);
    g_header=fileToString(g_header_file);
    //printf("g_header='%s'\n",qPrint(g_header));
    QCString result = substituteLatexKeywords(g_header_file,g_header,QCString());
    checkBlocks(result,g_header_file,latexMarkerInfo);
  }
  else
  {
    g_header_file = "header.tex";
    g_header = ResourceMgr::instance().getAsString(g_header_file);
    QCString result = substituteLatexKeywords(g_header_file,g_header,QCString());
    checkBlocks(result,"<default header.tex>",latexMarkerInfo);
  }
  if (!Config_getString(LATEX_FOOTER).isEmpty())
  {
    g_footer_file=Config_getString(LATEX_FOOTER);
    g_footer=fileToString(g_footer_file);
    //printf("g_footer='%s'\n",qPrint(g_footer));
    QCString result = substituteLatexKeywords(g_footer_file,g_footer,QCString());
    checkBlocks(result,g_footer_file,latexMarkerInfo);
  }
  else
  {
    g_footer_file = "footer.tex";
    g_footer = ResourceMgr::instance().getAsString(g_footer_file);
    QCString result = substituteLatexKeywords(g_footer_file,g_footer,QCString());
    checkBlocks(result,"<default footer.tex>",latexMarkerInfo);
  }
 
  writeLatexMakefile();
  writeMakeBat();
 
  createSubDirs(d);
}
 
void LatexGenerator::cleanup()
{
  QCString dname = Config_getString(LATEX_OUTPUT);
  Dir d(dname.str());
  clearSubDirs(d);
}
 
static void writeDefaultStyleSheet(TextStream &t)
{
  t << ResourceMgr::instance().getAsString("doxygen.sty");
}
 
void LatexGenerator::writeHeaderFile(TextStream &t)
{
  t << "% Latex header for doxygen " << getDoxygenVersion() << "\n";
  t << ResourceMgr::instance().getAsString("header.tex");
}
 
void LatexGenerator::writeFooterFile(TextStream &t)
{
  t << "% Latex footer for doxygen " << getDoxygenVersion() << "\n";
  t << ResourceMgr::instance().getAsString("footer.tex");
}
 
void LatexGenerator::writeStyleSheetFile(TextStream &t)
{
  t << "% stylesheet for doxygen " << getDoxygenVersion() << "\n";
  writeDefaultStyleSheet(t);
}
 
void LatexGenerator::startFile(const QCString &name,bool,const QCString &,const QCString &,int,int hierarchyLevel)
{
#if 0
  setEncoding(Config_getString(LATEX_OUTPUT_ENCODING));
#endif
  QCString fileName=name;
  m_hierarchyLevel = hierarchyLevel;
  m_relPath = relativePathToRoot(fileName);
  if (!fileName.endsWith(".tex") && !fileName.endsWith(".sty")) fileName+=".tex";
  startPlainFile(fileName);
  m_codeGen->setRelativePath(m_relPath);
  m_codeGen->setSourceFileName(stripPath(fileName));
}
 
void LatexGenerator::endFile()
{
  endPlainFile();
  m_codeGen->setSourceFileName("");
}
 
//void LatexGenerator::writeIndex()
//{
//  startFile("refman.tex");
//}
 
void LatexGenerator::startProjectNumber()
{
  m_t << "\\\\[1ex]\\large ";
}
 
static QCString extraLatexStyleSheet()
{
  QCString result;
  const StringVector &extraLatexStyles = Config_getList(LATEX_EXTRA_STYLESHEET);
  for (const auto &fileName : extraLatexStyles)
  {
    if (!fileName.empty())
    {
      FileInfo fi(fileName);
      if (fi.exists())
      {
        result += "\\usepackage{";
        QCString fn = fi.fileName();
        if (checkExtension(fn, LATEX_STYLE_EXTENSION))
        {
          // strip the extension, it will be added by the usepackage in the tex conversion process
          result += stripExtensionGeneral(fn, LATEX_STYLE_EXTENSION);
        }
        else
        {
          result += fn;
        }
        result += "}\n";
      }
    }
  }
  return result;
}
 
static QCString makeIndex()
{
  QCString result;
  QCString latex_mkidx_command = Config_getString(LATEX_MAKEINDEX_CMD);
  if (!latex_mkidx_command.isEmpty())
  {
    if (latex_mkidx_command[0] == '\\')
      result += latex_mkidx_command;
    else
      result += "\\"+latex_mkidx_command;
  }
  else
  {
    result += "\\makeindex";
  }
  return result;
}
 
static QCString latex_batchmode()
{
  switch (Config_getEnum(LATEX_BATCHMODE))
  {
    case LATEX_BATCHMODE_t::NO:         return "";
    case LATEX_BATCHMODE_t::YES:        return "\\batchmode";
    case LATEX_BATCHMODE_t::BATCH:      return "\\batchmode";
    case LATEX_BATCHMODE_t::NON_STOP:   return "\\nonstopmode";
    case LATEX_BATCHMODE_t::SCROLL:     return "\\scrollmode";
    case LATEX_BATCHMODE_t::ERROR_STOP: return "\\errorstopmode";
  }
  return "";
}
 
static QCString substituteLatexKeywords(const QCString &file,
                                        const QCString &str,
                                        const QCString &title)
{
  bool compactLatex = Config_getBool(COMPACT_LATEX);
  bool pdfHyperlinks = Config_getBool(PDF_HYPERLINKS);
  bool usePdfLatex = Config_getBool(USE_PDFLATEX);
  QCString paperType = Config_getEnumAsString(PAPER_TYPE);
 
  QCString style = Config_getString(LATEX_BIB_STYLE);
  if (style.isEmpty())
  {
    style="plainnat";
  }
 
  TextStream tg;
  QCString generatedBy;
  auto timeStamp = Config_getEnum(TIMESTAMP);
  switch (timeStamp)
  {
    case TIMESTAMP_t::YES:
    case TIMESTAMP_t::DATETIME:
      generatedBy = theTranslator->trGeneratedAt(dateToString(DateTimeType::DateTime),
                                                 Config_getString(PROJECT_NAME));
      break;
    case TIMESTAMP_t::DATE:
      generatedBy = theTranslator->trGeneratedAt(dateToString(DateTimeType::Date),
                                                 Config_getString(PROJECT_NAME));
      break;
    case TIMESTAMP_t::NO:
      generatedBy = theTranslator->trGeneratedBy();
      break;
  }
  filterLatexString(tg, generatedBy,
                    false, // insideTabbing
                    false, // insidePre
                    false, // insideItem
                    false, // insideTable
                    false  // keepSpaces
                   );
  generatedBy = tg.str();
 
  QCString latexFontenc = theTranslator->latexFontenc();
 
  QCString latexEmojiDirectory = Config_getString(LATEX_EMOJI_DIRECTORY);
  if (latexEmojiDirectory.isEmpty()) latexEmojiDirectory = ".";
  latexEmojiDirectory = substitute(latexEmojiDirectory,"\\","/");
 
  TextStream tg1;
  writeExtraLatexPackages(tg1);
  QCString extraLatexPackages = tg1.str();
 
  TextStream tg2;
  writeLatexSpecialFormulaChars(tg2);
  QCString latexSpecialFormulaChars = tg2.str();
 
  QCString formulaMacrofile = Config_getString(FORMULA_MACROFILE);
  QCString stripMacroFile;
  if (!formulaMacrofile.isEmpty())
  {
    FileInfo fi(formulaMacrofile.str());
    formulaMacrofile=fi.absFilePath();
    stripMacroFile = fi.fileName();
    copyFile(formulaMacrofile,Config_getString(LATEX_OUTPUT) + "/" + stripMacroFile);
  }
 
  QCString projectNumber = Config_getString(PROJECT_NUMBER);
 
  // first substitute generic keywords
  QCString result = substituteKeywords(file,str,title,
        convertToLaTeX(Config_getString(PROJECT_NAME),false),
        convertToLaTeX(projectNumber,false),
        convertToLaTeX(Config_getString(PROJECT_BRIEF),false));
 
  // additional LaTeX only keywords
  result = substituteKeywords(file,result,
  {
    // keyword                     value getter
    { "$datetime",                 [&]() { return dateToString(DateTimeType::DateTime);         } },
    { "$date",                     [&]() { return dateToString(DateTimeType::Date);             } },
    { "$time",                     [&]() { return dateToString(DateTimeType::Time);             } },
    { "$year",                     [&]() { return yearToString();                               } },
    { "$latexdocumentpre",         [&]() { return theTranslator->latexDocumentPre();            } },
    { "$latexdocumentpost",        [&]() { return theTranslator->latexDocumentPost();           } },
    { "$generatedby",              [&]() { return generatedBy;                                  } },
    { "$latexbibstyle",            [&]() { return style;                                        } },
    { "$latexcitereference",       [&]() { return theTranslator->trCiteReferences();            } },
    { "$latexbibfiles",            [&]() { return CitationManager::instance().latexBibFiles();  } },
    { "$papertype",                [&]() { return paperType+"paper";                            } },
    { "$extralatexstylesheet",     [&]() { return extraLatexStyleSheet();                       } },
    { "$languagesupport",          [&]() { return theTranslator->latexLanguageSupportCommand(); } },
    { "$latexfontenc",             [&]() { return latexFontenc;                                 } },
    { "$latexfont",                [&]() { return theTranslator->latexFont();                   } },
    { "$latexemojidirectory",      [&]() { return latexEmojiDirectory;                          } },
    { "$makeindex",                [&]() { return makeIndex();                                  } },
    { "$extralatexpackages",       [&]() { return extraLatexPackages;                           } },
    { "$latexspecialformulachars", [&]() { return latexSpecialFormulaChars;                     } },
    { "$formulamacrofile",         [&]() { return stripMacroFile;                               } },
    { "$latex_batchmode",          [&]() { return latex_batchmode();                            } }
  });
 
  // remove conditional blocks
  result = selectBlocks(result,
  {
    // marker              is enabled
    { "CITATIONS_PRESENT", !CitationManager::instance().isEmpty() },
    { "COMPACT_LATEX",     compactLatex                           },
    { "PDF_HYPERLINKS",    pdfHyperlinks                          },
    { "USE_PDFLATEX",      usePdfLatex                            },
    { "TIMESTAMP",         timeStamp!=TIMESTAMP_t::NO             },
    { "LATEX_FONTENC",     !latexFontenc.isEmpty()                },
    { "FORMULA_MACROFILE", !formulaMacrofile.isEmpty()            },
    { "PROJECT_NUMBER",    !projectNumber.isEmpty()               }
  },latexMarkerInfo);
 
  result = removeEmptyLines(result);
 
  return result;
}
 
void LatexGenerator::startIndexSection(IndexSection is)
{
  bool compactLatex = Config_getBool(COMPACT_LATEX);
  switch (is)
  {
    case IndexSection::isTitlePageStart:
      m_t << substituteLatexKeywords(g_header_file,g_header,convertToLaTeX(Config_getString(PROJECT_NAME),m_codeGen->insideTabbing()));
      break;
    case IndexSection::isTitlePageAuthor:
      break;
    case IndexSection::isMainPage:
      break;
    case IndexSection::isModuleIndex:
      if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
      m_t << "{"; //Module Index}\n"
      break;
    case IndexSection::isTopicIndex:
      if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
      m_t << "{"; //Topic Index}\n"
      break;
    case IndexSection::isDirIndex:
      if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
      m_t << "{"; //Directory Index}\n"
      break;
    case IndexSection::isNamespaceIndex:
      if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
      m_t << "{"; //Namespace Index}\n"
      break;
    case IndexSection::isConceptIndex:
      if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
      m_t << "{"; //Concept Index}\n"
      break;
    case IndexSection::isClassHierarchyIndex:
      if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
      m_t << "{"; //Hierarchical Index}\n"
      break;
    case IndexSection::isCompoundIndex:
      if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
      m_t << "{"; //Annotated Compound Index}\n"
      break;
    case IndexSection::isFileIndex:
      if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
      m_t << "{"; //Annotated File Index}\n"
      break;
    case IndexSection::isPageIndex:
      if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
      m_t << "{"; //Annotated Page Index}\n"
      break;
    case IndexSection::isTopicDocumentation:
      {
        for (const auto &gd : *Doxygen::groupLinkedMap)
        {
          if (!gd->isReference())
          {
            if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
            m_t << "{"; //Topic Documentation}\n";
            break;
          }
        }
      }
      break;
    case IndexSection::isModuleDocumentation:
      {
        for (const auto &mod : ModuleManager::instance().modules())
        {
          if (!mod->isReference() && mod->isPrimaryInterface())
          {
            if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
            m_t << "{"; //Topic Documentation}\n";
            break;
          }
        }
      }
      break;
    case IndexSection::isDirDocumentation:
      {
        for (const auto &dd : *Doxygen::dirLinkedMap)
        {
          if (dd->isLinkableInProject())
          {
            if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
            m_t << "{"; //Dir Documentation}\n";
            break;
          }
        }
      }
      break;
    case IndexSection::isNamespaceDocumentation:
      {
        for (const auto &nd : *Doxygen::namespaceLinkedMap)
        {
          if (nd->isLinkableInProject() && !nd->isAlias())
          {
            if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
            m_t << "{"; // Namespace Documentation}\n":
            break;
          }
        }
      }
      break;
    case IndexSection::isConceptDocumentation:
      {
        for (const auto &cd : *Doxygen::conceptLinkedMap)
        {
          if (cd->isLinkableInProject() && !cd->isAlias())
          {
            if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
            m_t << "{"; // Concept Documentation}\n":
            break;
          }
        }
      }
      break;
    case IndexSection::isClassDocumentation:
      {
        for (const auto &cd : *Doxygen::classLinkedMap)
        {
          if (cd->isLinkableInProject() &&
              !cd->isImplicitTemplateInstance() &&
              !cd->isEmbeddedInOuterScope() &&
              !cd->isAlias()
             )
          {
            if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
            m_t << "{"; //Compound Documentation}\n";
            break;
          }
        }
      }
      break;
    case IndexSection::isFileDocumentation:
      {
        bool isFirst=TRUE;
        for (const auto &fn : *Doxygen::inputNameLinkedMap)
        {
          for (const auto &fd : *fn)
          {
            if (fd->isLinkableInProject() || fd->generateSourceFile())
            {
              if (isFirst)
              {
                if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
                m_t << "{"; //File Documentation}\n";
                isFirst=FALSE;
                break;
              }
            }
          }
        }
      }
      break;
    case IndexSection::isExampleDocumentation:
      {
        if (compactLatex) m_t << "\\doxysection"; else m_t << "\\chapter";
        m_t << "{"; //Example Documentation}\n";
      }
      break;
    case IndexSection::isPageDocumentation:
      break;
    case IndexSection::isPageDocumentation2:
      break;
    case IndexSection::isEndIndex:
      break;
  }
}
 
void LatexGenerator::endIndexSection(IndexSection is)
{
  switch (is)
  {
    case IndexSection::isTitlePageStart:
      break;
    case IndexSection::isTitlePageAuthor:
      break;
    case IndexSection::isMainPage:
      {
        if (Doxygen::mainPage)
        {
          writePageLink(Doxygen::mainPage->getOutputFileBase(), FALSE);
        }
      }
      break;
    case IndexSection::isModuleIndex:
      m_t << "}\n\\input{modules}\n";
      break;
    case IndexSection::isTopicIndex:
      m_t << "}\n\\input{topics}\n";
      break;
    case IndexSection::isDirIndex:
      m_t << "}\n\\input{dirs}\n";
      break;
    case IndexSection::isNamespaceIndex:
      m_t << "}\n\\input{namespaces}\n";
      break;
    case IndexSection::isConceptIndex:
      m_t << "}\n\\input{concepts}\n";
      break;
    case IndexSection::isClassHierarchyIndex:
      m_t << "}\n\\input{hierarchy}\n";
      break;
    case IndexSection::isCompoundIndex:
      m_t << "}\n\\input{annotated}\n";
      break;
    case IndexSection::isFileIndex:
      m_t << "}\n\\input{files}\n";
      break;
    case IndexSection::isPageIndex:
      m_t << "}\n\\input{pages}\n";
      break;
    case IndexSection::isTopicDocumentation:
      {
        m_t << "}\n";
        for (const auto &gd : *Doxygen::groupLinkedMap)
        {
          if (!gd->isReference() && !gd->isASubGroup())
          {
            writePageLink(gd->getOutputFileBase(), FALSE);
          }
        }
      }
      break;
    case IndexSection::isModuleDocumentation:
      {
        m_t << "}\n";
        for (const auto &mod : ModuleManager::instance().modules())
        {
          if (!mod->isReference() && mod->isPrimaryInterface())
          {
            writePageLink(mod->getOutputFileBase(), FALSE);
          }
        }
      }
      break;
    case IndexSection::isDirDocumentation:
      {
        bool found=FALSE;
        for (const auto &dd : *Doxygen::dirLinkedMap)
        {
          if (dd->isLinkableInProject())
          {
            if (!found)
            {
              m_t << "}\n";
              found = TRUE;
            }
            m_t << "\\input{" << dd->getOutputFileBase() << "}\n";
          }
        }
      }
      break;
    case IndexSection::isNamespaceDocumentation:
      {
        bool found=FALSE;
        for (const auto &nd : *Doxygen::namespaceLinkedMap)
        {
          if (nd->isLinkableInProject() && !nd->isAlias())
          {
            if (!found)
            {
              m_t << "}\n";
              found=true;
            }
            m_t << "\\input{" << nd->getOutputFileBase() << "}\n";
          }
        }
      }
      break;
    case IndexSection::isConceptDocumentation:
      {
        bool found=FALSE;
        for (const auto &cd : *Doxygen::conceptLinkedMap)
        {
          if (cd->isLinkableInProject() && !cd->isAlias())
          {
            if (!found)
            {
              m_t << "}\n";
              found=true;
            }
            m_t << "\\input{" << cd->getOutputFileBase() << "}\n";
          }
        }
      }
      break;
    case IndexSection::isClassDocumentation:
      {
        bool found=FALSE;
        for (const auto &cd : *Doxygen::classLinkedMap)
        {
          if (cd->isLinkableInProject() &&
             !cd->isImplicitTemplateInstance() &&
             !cd->isEmbeddedInOuterScope() &&
             !cd->isAlias()
             )
          {
            if (!found)
            {
              m_t << "}\n"; // end doxysection or chapter title
              found=TRUE;
            }
            m_t << "\\input{" << cd->getOutputFileBase() << "}\n";
          }
        }
      }
      break;
    case IndexSection::isFileDocumentation:
      {
        bool isFirst=TRUE;
        for (const auto &fn : *Doxygen::inputNameLinkedMap)
        {
          for (const auto &fd : *fn)
          {
            if (fd->isLinkableInProject())
            {
              if (isFirst)
              {
                m_t << "}\n"; // end doxysection or chapter title
              }
              isFirst=FALSE;
              m_t << "\\input{" << fd->getOutputFileBase() << "}\n";
            }
            if (fd->generateSourceFile())
            {
              if (isFirst)
              {
                m_t << "}\n"; // end doxysection or chapter title
              }
              isFirst=FALSE;
              m_t << "\\input{" << fd->getSourceFileBase() << "}\n";
            }
          }
        }
      }
      break;
    case IndexSection::isExampleDocumentation:
      {
        m_t << "}\n";
        for (const auto &pd : *Doxygen::exampleLinkedMap)
        {
          m_t << "\\input{" << pd->getOutputFileBase() << "}\n";
        }
      }
      break;
    case IndexSection::isPageDocumentation:
      {
        for (const auto &pd : *Doxygen::pageLinkedMap)
        {
          if (!pd->getGroupDef() && !pd->isReference() && !pd->hasParentPage()
            && pd->name() != "citelist" && Doxygen::mainPage.get() != pd.get())
          {
            writePageLink(pd->getOutputFileBase(), FALSE);
          }
        }
      }
      break;
    case IndexSection::isPageDocumentation2:
      break;
    case IndexSection::isEndIndex:
      m_t << substituteLatexKeywords(g_footer_file,g_footer,convertToLaTeX(Config_getString(PROJECT_NAME),m_codeGen->insideTabbing()));
      break;
  }
}
 
void LatexGenerator::writePageLink(const QCString &name, bool /*first*/)
{
  //bool &compactLatex = Config_getBool(COMPACT_LATEX);
  // next is remove for bug615957
  //if (compactLatex || first) m_t << "\\input" ; else m_t << "\\include";
  m_t << "\\input" ;
  m_t << "{" << name << "}\n";
}
 
void LatexGenerator::writeStyleInfo(int part)
{
  if (part > 0)
    return;
 
  startPlainFile("doxygen.sty");
  writeDefaultStyleSheet(m_t);
  endPlainFile();
 
  /// an extension of the etoc package is required that is only available in the
  /// newer version. Providing the updated version to be used with older versions
  /// of LaTeX
  startPlainFile("etoc_doxygen.sty");
  m_t << ResourceMgr::instance().getAsString("etoc_doxygen.sty");
  endPlainFile();
}
 
void LatexGenerator::startParagraph(const QCString &)
{
  m_t << "\n" << "\n";
}
 
void LatexGenerator::endParagraph()
{
  m_t << "\n" << "\n";
}
 
void LatexGenerator::writeString(const QCString &text)
{
  m_t << text;
}
 
void LatexGenerator::startIndexItem(const QCString &ref,const QCString &fn)
{
  m_t << "\\item ";
  if (ref.isEmpty() && !fn.isEmpty())
  {
    m_t << "\\contentsline{section}{";
  }
}
 
void LatexGenerator::endIndexItem(const QCString &ref,const QCString &fn)
{
  if (ref.isEmpty() && !fn.isEmpty())
  {
    m_t << "}{\\pageref{" << stripPath(fn) << "}}{}\n";
  }
}
 
void LatexGenerator::writeStartAnnoItem(const QCString &,const QCString &,
                                        const QCString &path,const QCString &name)
{
  m_t << "\\item\\contentsline{section}\\textbf{ ";
  if (!path.isEmpty()) docify(path);
  docify(name);
  m_t << "} ";
}
 
void LatexGenerator::startIndexKey()
{
  m_t << "\\item\\contentsline{section}{";
}
 
void LatexGenerator::endIndexKey()
{
}
 
void LatexGenerator::startIndexValue(bool hasBrief)
{
  m_t << " ";
  if (hasBrief) m_t << "\\\\*";
}
 
void LatexGenerator::endIndexValue(const QCString &name,bool /*hasBrief*/)
{
  //if (hasBrief) m_t << ")";
  m_t << "}{\\pageref{" << stripPath(name) << "}}{}\n";
}
 
//void LatexGenerator::writeClassLink(const QCString &,const QCString &,
//                                    const QCString &,const QCString &name)
//{
//  m_t << "\\textbf{ ";
//  docify(name);
//  m_t << "}";
//}
 
void LatexGenerator::startTextLink(const QCString &f,const QCString &anchor)
{
  bool pdfHyperlinks = Config_getBool(PDF_HYPERLINKS);
  if (!m_disableLinks && pdfHyperlinks)
  {
    m_t << "\\doxymbox{\\hyperlink{";
    if (!f.isEmpty()) m_t << stripPath(f);
    if (!anchor.isEmpty()) m_t << "_" << anchor;
    m_t << "}{";
  }
  else
  {
    m_t << "\\textbf{ ";
  }
}
 
void LatexGenerator::endTextLink()
{
  bool pdfHyperlinks = Config_getBool(PDF_HYPERLINKS);
  if (!m_disableLinks && pdfHyperlinks)
  {
    m_t << "}";
  }
  m_t << "}";
}
 
static QCString objectLinkToString(const QCString &ref, const QCString &f,
                                    const QCString &anchor, const QCString &text,
                                    bool insideTabbing,bool disableLinks)
{
  bool pdfHyperlinks = Config_getBool(PDF_HYPERLINKS);
  QCString result;
  if (!disableLinks && ref.isEmpty() && pdfHyperlinks)
  {
    result += "\\doxymbox{\\hyperlink{";
    if (!f.isEmpty()) result += stripPath(f);
    if (!f.isEmpty() && !anchor.isEmpty()) result += "_";
    if (!anchor.isEmpty()) result += anchor;
    result += "}{";
    result += convertToLaTeX(text,insideTabbing);
    result += "}}";
  }
  else
  {
    result += "\\textbf{ ";
    result += convertToLaTeX(text,insideTabbing);
    result += "}";
  }
  return result;
}
 
static void processEntity(TextStream &t, bool pdfHyperlinks, const char *strForm, const char *strRepl)
{
  if (pdfHyperlinks)
  {
    t << "\\texorpdfstring{";
  }
  t << strForm;
  if (pdfHyperlinks)
  {
    t << "}{" << strRepl << "}";
  }
}
 
void LatexGenerator::writeObjectLink(const QCString &ref, const QCString &f,
                                     const QCString &anchor, const QCString &text)
{
  m_t << objectLinkToString(ref,f,anchor,text,m_codeGen->insideTabbing(),m_disableLinks);
}
 
void LatexGenerator::startPageRef()
{
  m_t << " \\doxyref{}{";
}
 
void LatexGenerator::endPageRef(const QCString &clname, const QCString &anchor)
{
  m_t << "}{";
  if (!clname.isEmpty()) m_t << clname;
  if (!anchor.isEmpty()) m_t << "_" << anchor;
  m_t << "}";
}
 
 
void LatexGenerator::startTitleHead(const QCString &fileName)
{
  int hierarchyLevel = m_hierarchyLevel;
  if (Config_getBool(COMPACT_LATEX))
  {
    ++hierarchyLevel;
  }
 
  if (hierarchyLevel < 0)
    m_t << "\\chapter{";
  else
    m_t << "\\doxy" << QCString("sub").repeat(hierarchyLevel) << "section{";
}
 
void LatexGenerator::endTitleHead(const QCString &fileName,const QCString &name)
{
  m_t << "}\n";
 
  bool pdfHyperlinks = Config_getBool(PDF_HYPERLINKS);
  bool usePDFLatex   = Config_getBool(USE_PDFLATEX);
  if (usePDFLatex && pdfHyperlinks && !fileName.isEmpty())
  {
    m_t << "\\hypertarget{" << stripPath(fileName) << "}{}";
  }
 
  QCString fn = stripPath(fileName);
  if (!fn.isEmpty())
  {
    m_t << "\\label{" << fn << "}";
  }
  if (!name.isEmpty())
  {
    latexWriteIndexItem(m_t,name);
  }
}
 
void LatexGenerator::startGroupHeader(const QCString &,int extraIndentLevel)
{
  if (Config_getBool(COMPACT_LATEX))
  {
    extraIndentLevel++;
  }
 
  if (extraIndentLevel>=3)
  {
    m_t << "\\doxysubparagraph*{";
  }
  else if (extraIndentLevel==2)
  {
    m_t << "\\doxyparagraph{";
  }
  else
  {
    extraIndentLevel += m_hierarchyLevel + 1;
    m_t << "\\doxy" << QCString("sub").repeat(extraIndentLevel) << "section{";
  }
  m_disableLinks=TRUE;
}
 
void LatexGenerator::endGroupHeader(int)
{
  m_disableLinks=FALSE;
  m_t << "}\n";
}
 
void LatexGenerator::startMemberHeader(const QCString &,int)
{
  int l = m_hierarchyLevel + 1;
  if (Config_getBool(COMPACT_LATEX))
  {
    ++l;
  }
 
  m_t << "\\doxysub" << QCString("sub").repeat(l) << "section*{";
  m_disableLinks=TRUE;
}
 
void LatexGenerator::endMemberHeader()
{
  m_disableLinks=FALSE;
  m_t << "}\n";
}
 
void LatexGenerator::startMemberDoc(const QCString &clname,
                                    const QCString &memname,
                                    const QCString &,
                                    const QCString &title,
                                    int memCount,
                                    int memTotal,
                                    bool showInline)
{
  if (!memname.isEmpty() && memname[0]!='@')
  {
    latexWriteIndexItem(m_t,clname,memname);
    latexWriteIndexItem(m_t,memname,clname);
  }
  bool compactLatex = Config_getBool(COMPACT_LATEX);
  bool pdfHyperlinks = Config_getBool(PDF_HYPERLINKS);
  if (showInline)
  {
    m_t << "\\doxysubparagraph";
  }
  else if (compactLatex)
  {
    m_t << "\\doxyparagraph";
  }
  else
  {
    m_t << "\\doxy" << QCString("sub").repeat(m_hierarchyLevel + 2) << "section";
  }
 
  m_t << "{";
  if (pdfHyperlinks)
  {
    m_t << "\\texorpdfstring{";
  }
  m_t << latexEscapeIndexChars(title);
  if (pdfHyperlinks)
  {
    m_t << "}{" << latexEscapePDFString(title) << "}";
  }
  if (memTotal>1)
  {
    m_t << "\\hspace{0.1cm}{\\footnotesize\\ttfamily [" << memCount << "/" << memTotal << "]}";
  }
  m_t << "}";
  m_t << "\n{\\footnotesize\\ttfamily ";
  //m_disableLinks=TRUE;
}
 
void LatexGenerator::endMemberDoc(bool)
{
  m_disableLinks=FALSE;
  m_t << "}\n\n";
  //if (Config_getBool(COMPACT_LATEX)) m_t << "\\hfill";
}
 
void LatexGenerator::startDoxyAnchor(const QCString &fName,const QCString &,
                                     const QCString &anchor, const QCString &,
                                     const QCString &)
{
  bool pdfHyperlinks = Config_getBool(PDF_HYPERLINKS);
  bool usePDFLatex   = Config_getBool(USE_PDFLATEX);
  if (m_insideTableEnv) m_t << "\\doxymbox{"; // see issue #6093
  if (usePDFLatex && pdfHyperlinks)
  {
    m_t << "\\Hypertarget{";
    if (!fName.isEmpty()) m_t << stripPath(fName);
    if (!anchor.isEmpty()) m_t << "_" << anchor;
    m_t << "}";
  }
}
 
void LatexGenerator::endDoxyAnchor(const QCString &/* fName */,const QCString &/* anchor */)
{
}
 
void LatexGenerator::addLabel(const QCString &fName, const QCString &anchor)
{
  m_t << "\\label{";
  if (!fName.isEmpty()) m_t << stripPath(fName);
  if (!anchor.isEmpty()) m_t << "_" << anchor;
  if (m_insideTableEnv) m_t << "}";
  m_t << "} \n";
}
 
void LatexGenerator::writeAnchor(const QCString &fName,const QCString &name)
{
  //printf("LatexGenerator::writeAnchor(%s,%s)\n",fName,name);
  m_t << "\\label{" << stripPath(name) << "}\n";
  bool pdfHyperlinks = Config_getBool(PDF_HYPERLINKS);
  bool usePDFLatex   = Config_getBool(USE_PDFLATEX);
  if (usePDFLatex && pdfHyperlinks)
  {
    if (!fName.isEmpty())
    {
      m_t << "\\Hypertarget{" << stripPath(fName) << "_" << stripPath(name) << "}\n";
    }
    else
    {
      m_t << "\\Hypertarget{" << stripPath(name) << "}\n";
    }
  }
}
 
 
//void LatexGenerator::writeLatexLabel(const QCString &clName,const QCString &anchor)
//{
//  writeDoxyAnchor(0,clName,anchor,0);
//}
 
void LatexGenerator::addIndexItem(const QCString &s1,const QCString &s2)
{
  if (!s1.isEmpty())
  {
    latexWriteIndexItem(m_t,s1,s2);
  }
}
 
 
void LatexGenerator::startSection(const QCString &lab,const QCString &,SectionType type)
{
  bool pdfHyperlinks = Config_getBool(PDF_HYPERLINKS);
  bool usePDFLatex   = Config_getBool(USE_PDFLATEX);
  if (usePDFLatex && pdfHyperlinks)
  {
    m_t << "\\hypertarget{" << stripPath(lab) << "}{}";
  }
  m_t << "\\";
  if (Config_getBool(COMPACT_LATEX))
  {
    switch(type.level())
    {
      case SectionType::Page:             m_t << "doxysubsection"; break;
      case SectionType::Section:          m_t << "doxysubsubsection"; break;
      case SectionType::Subsection:       m_t << "doxysubsubsubsection"; break;
      case SectionType::Subsubsection:    m_t << "doxysubsubsubsubsection"; break;
      case SectionType::Paragraph:        m_t << "doxysubsubsubsubsubsection"; break;
      case SectionType::Subparagraph:     m_t << "doxysubsubsubsubsubsubsection"; break;
      case SectionType::Subsubparagraph:  m_t << "doxysubsubsubsubsubsubsection"; break;
      default: ASSERT(0); break;
    }
    m_t << "{";
  }
  else
  {
    switch(type.level())
    {
      case SectionType::Page:             m_t << "doxysection"; break;
      case SectionType::Section:          m_t << "doxysubsection"; break;
      case SectionType::Subsection:       m_t << "doxysubsubsection"; break;
      case SectionType::Subsubsection:    m_t << "doxysubsubsubsection"; break;
      case SectionType::Paragraph:        m_t << "doxysubsubsubsubsection"; break;
      case SectionType::Subparagraph:     m_t << "doxysubsubsubsubsubsection"; break;
      case SectionType::Subsubparagraph:  m_t << "doxysubsubsubsubsubsubsection"; break;
      default: ASSERT(0); break;
    }
    m_t << "{";
  }
}
 
void LatexGenerator::endSection(const QCString &lab,SectionType)
{
  m_t << "}\\label{" << lab << "}\n";
}
 
 
void LatexGenerator::docify(const QCString &str)
{
  filterLatexString(m_t,str,
                    m_codeGen->insideTabbing(), // insideTabbing
                    false,           // insidePre
                    false,           // insideItem
                    m_codeGen->usedTableLevel()>0,  // insideTable
                    false            // keepSpaces
                   );
}
 
void LatexGenerator::writeChar(char c)
{
  char cs[2];
  cs[0]=c;
  cs[1]=0;
  docify(cs);
}
 
void LatexGenerator::startClassDiagram()
{
  //if (Config_getBool(COMPACT_LATEX)) m_t << "\\doxysubsubsection"; else m_t << "\\doxysubsection";
  //m_t << "{";
}
 
void LatexGenerator::endClassDiagram(const ClassDiagram &d,
                                       const QCString &fileName,const QCString &)
{
  d.writeFigure(m_t,dir(),fileName);
}
 
 
void LatexGenerator::startAnonTypeScope(int indent)
{
  if (indent==0)
  {
    m_t << "\\begin{tabbing}\n";
    m_t << "xx\\=xx\\=xx\\=xx\\=xx\\=xx\\=xx\\=xx\\=xx\\=\\kill\n";
    m_codeGen->setInsideTabbing(true);
  }
  m_indent=indent;
}
 
void LatexGenerator::endAnonTypeScope(int indent)
{
  if (indent==0)
  {
    m_t << "\n" << "\\end{tabbing}";
    m_codeGen->setInsideTabbing(false);
  }
  m_indent=indent;
}
 
void LatexGenerator::startMemberTemplateParams()
{
  if (m_templateMemberItem)
  {
    m_t << "{\\footnotesize ";
  }
}
 
void LatexGenerator::endMemberTemplateParams(const QCString &,const QCString &)
{
  if (m_templateMemberItem)
  {
    m_t << "}\\\\";
  }
}
 
void LatexGenerator::startMemberItem(const QCString &,MemberItemType type,const QCString &)
{
  //printf("LatexGenerator::startMemberItem(%d)\n",annType);
  if (!m_codeGen->insideTabbing())
  {
    m_t << "\\item \n";
    m_templateMemberItem = (type == MemberItemType::Templated);
  }
}
 
void LatexGenerator::endMemberItem(MemberItemType)
{
  if (m_codeGen->insideTabbing())
  {
    m_t << "\\\\";
  }
  m_templateMemberItem = FALSE;
  m_t << "\n";
}
 
void LatexGenerator::startMemberDescription(const QCString &,const QCString &,bool)
{
  if (!m_codeGen->insideTabbing())
  {
    m_t << "\\begin{DoxyCompactList}\\small\\item\\em ";
  }
  else
  {
    for (int i=0;i<m_indent+2;i++) m_t << "\\>";
    m_t << "{\\em ";
  }
}
 
void LatexGenerator::endMemberDescription()
{
  if (!m_codeGen->insideTabbing())
  {
    //m_t << "\\item\\end{DoxyCompactList}";
    m_t << "\\end{DoxyCompactList}";
  }
  else
  {
    m_t << "}\\\\\n";
  }
}
 
 
void LatexGenerator::writeNonBreakableSpace(int)
{
  //printf("writeNonBreakableSpace()\n");
  if (m_codeGen->insideTabbing())
  {
    m_t << "\\>";
  }
  else
  {
    m_t << "~";
  }
}
 
// ----------------------------------------------
// nesting of functions below:
// startDescTable()
// - startDescTableRow()
//   - startDescTableTitle()
//   - endDescTableTitle()
//   - startDescTableData()
//   - endDescTableData()
// - endDescTableRow()
// - startDescTableRow()
//   - ...
// - endDescTableRow()
// endDescTable()
 
void LatexGenerator::startDescTable(const QCString &title,const bool hasInits)
{
  m_codeGen->incUsedTableLevel();
  m_t << "\\begin{DoxyEnumFields}[" << (hasInits?3:2) << "]{" << title << "}\n";
}
 
void LatexGenerator::endDescTable()
{
  m_codeGen->decUsedTableLevel();
  m_t << "\\end{DoxyEnumFields}\n";
}
 
void LatexGenerator::startDescTableRow()
{
  // this is needed to prevent the \hypertarget, \label, and \index commands from messing up
  // the row height (based on http://tex.stackexchange.com/a/186102)
  m_t << "\\raisebox{\\heightof{T}}[0pt][0pt]{";
}
 
void LatexGenerator::endDescTableRow()
{
}
 
void LatexGenerator::startDescTableTitle()
{
  m_t << "}";
}
 
void LatexGenerator::endDescTableTitle()
{
}
 
void LatexGenerator::startDescTableInit()
{
  m_t << "&";
}
 
void LatexGenerator::endDescTableInit()
{
}
 
void LatexGenerator::startDescTableData()
{
  m_t << "&";
}
 
void LatexGenerator::endDescTableData()
{
  m_t << "\\\\\n\\hline\n\n";
}
 
void LatexGenerator::lastIndexPage()
{
}
 
 
void LatexGenerator::startMemberList()
{
  if (!m_codeGen->insideTabbing())
  {
    m_t << "\\begin{DoxyCompactItemize}\n";
  }
}
 
void LatexGenerator::endMemberList()
{
  //printf("LatexGenerator::endMemberList(%d)\n",m_codeGen->InsideTabbing());
  if (!m_codeGen->insideTabbing())
  {
    m_t << "\\end{DoxyCompactItemize}\n";
  }
}
 
 
void LatexGenerator::startMemberGroupHeader(const QCString &,bool hasHeader)
{
  if (hasHeader) m_t << "\\begin{Indent}";
  m_t << "\\textbf{ ";
  // changed back to rev 756 due to bug 660501
  //if (Config_getBool(COMPACT_LATEX))
  //{
  //  m_t << "\\doxysubparagraph*{";
  //}
  //else
  //{
  //  m_t << "\\doxyparagraph*{";
  //}
}
 
void LatexGenerator::endMemberGroupHeader()
{
  // changed back to rev 756 due to bug 660501
  m_t << "}\\par\n";
  //m_t << "}\n";
}
 
void LatexGenerator::startMemberGroupDocs()
{
  m_t << "{\\em ";
}
 
void LatexGenerator::endMemberGroupDocs()
{
  m_t << "}";
}
 
void LatexGenerator::startMemberGroup()
{
}
 
void LatexGenerator::endMemberGroup(bool hasHeader)
{
  if (hasHeader)m_t << "\\end{Indent}";
  m_t << "\n";
}
 
void LatexGenerator::startDotGraph()
{
  m_t << "\n" << "\n";
}
 
void LatexGenerator::endDotGraph(DotClassGraph &g)
{
  g.writeGraph(m_t,GraphOutputFormat::EPS,EmbeddedOutputFormat::LaTeX,dir(),fileName(),m_relPath);
}
 
void LatexGenerator::startInclDepGraph()
{
}
 
void LatexGenerator::endInclDepGraph(DotInclDepGraph &g)
{
  g.writeGraph(m_t,GraphOutputFormat::EPS,EmbeddedOutputFormat::LaTeX,dir(),fileName(),m_relPath);
}
 
void LatexGenerator::startGroupCollaboration()
{
}
 
void LatexGenerator::endGroupCollaboration(DotGroupCollaboration &g)
{
  g.writeGraph(m_t,GraphOutputFormat::EPS,EmbeddedOutputFormat::LaTeX,dir(),fileName(),m_relPath);
}
 
void LatexGenerator::startCallGraph()
{
}
 
void LatexGenerator::endCallGraph(DotCallGraph &g)
{
  g.writeGraph(m_t,GraphOutputFormat::EPS,EmbeddedOutputFormat::LaTeX,dir(),fileName(),m_relPath);
}
 
void LatexGenerator::startDirDepGraph()
{
}
 
void LatexGenerator::endDirDepGraph(DotDirDeps &g)
{
  g.writeGraph(m_t,GraphOutputFormat::EPS,EmbeddedOutputFormat::LaTeX,dir(),fileName(),m_relPath);
}
 
void LatexGenerator::startExamples()
{
  m_t << "\\begin{Desc}\n\\item[";
  docify(theTranslator->trExamples());
  m_t << "]";
}
 
void LatexGenerator::endExamples()
{
  m_t << "\\end{Desc}\n";
}
 
void LatexGenerator::startParameterList(bool openBracket)
{
  /* start of ParameterType ParameterName list */
  if (openBracket) m_t << "(";
  m_t << "\\begin{DoxyParamCaption}";
}
 
void LatexGenerator::endParameterList()
{
}
 
void LatexGenerator::startParameterType(bool first,const QCString &key)
{
  m_t << "\\item[{";
  if (!first && !key.isEmpty()) docify(key);
}
 
void LatexGenerator::endParameterType()
{
  m_t << "}]";
}
 
void LatexGenerator::startParameterName(bool /*oneArgOnly*/)
{
  m_t << "{";
}
 
void LatexGenerator::endParameterName()
{
  m_t << "}";
}
 
void LatexGenerator::startParameterExtra()
{
  m_t << "{";
}
 
void LatexGenerator::endParameterExtra(bool last,bool /*emptyList*/,bool closeBracket)
{
  m_t << "}";
  if (last)
  {
    m_t << "\\end{DoxyParamCaption}";
    if (closeBracket) m_t << ")";
  }
}
 
void LatexGenerator::exceptionEntry(const QCString &prefix,bool closeBracket)
{
  if (!prefix.isEmpty())
  {
    m_t << " " << prefix << "(";
  }
  else if (closeBracket)
  {
    m_t << ")";
  }
  m_t << " ";
}
 
void LatexGenerator::writeDoc(const IDocNodeAST *ast,const Definition *ctx,const MemberDef *,int,int)
{
  const DocNodeAST *astImpl = dynamic_cast<const DocNodeAST*>(ast);
  if (astImpl)
  {
    LatexDocVisitor visitor(m_t,*m_codeList,*m_codeGen,
                            ctx?ctx->getDefFileExtension():QCString(""),
                            m_hierarchyLevel);
    std::visit(visitor,astImpl->root);
  }
}
 
void LatexGenerator::startConstraintList(const QCString &header)
{
  m_t << "\\begin{Desc}\n\\item[";
  docify(header);
  m_t << "]";
  m_t << "\\begin{description}\n";
}
 
void LatexGenerator::startConstraintParam()
{
  m_t << "\\item[{\\em ";
}
 
void LatexGenerator::endConstraintParam()
{
}
 
void LatexGenerator::startConstraintType()
{
  m_t << "} : {\\em ";
}
 
void LatexGenerator::endConstraintType()
{
  m_t << "}]";
}
 
void LatexGenerator::startConstraintDocs()
{
}
 
void LatexGenerator::endConstraintDocs()
{
}
 
void LatexGenerator::endConstraintList()
{
  m_t << "\\end{description}\n";
  m_t << "\\end{Desc}\n";
}
 
void LatexGenerator::startInlineHeader()
{
  if (Config_getBool(COMPACT_LATEX))
  {
    m_t << "\\doxyparagraph*{";
  }
  else
  {
    m_t << "\\doxy" << QCString("sub").repeat(m_hierarchyLevel + 1) << "section*{";
  }
}
 
void LatexGenerator::endInlineHeader()
{
  m_t << "}\n";
}
 
void LatexGenerator::lineBreak(const QCString &)
{
  if (m_codeGen->insideTabbing())
  {
    m_t << "\\\\\n";
  }
  else
  {
    m_t << "\\newline\n";
  }
}
 
void LatexGenerator::startMemberDocSimple(bool isEnum)
{
  m_codeGen->incUsedTableLevel();
  if (isEnum)
  {
    m_t << "\\begin{DoxyEnumFields}{";
    docify(theTranslator->trEnumerationValues());
  }
  else
  {
    m_t << "\\begin{DoxyFields}{";
    docify(theTranslator->trCompoundMembers());
  }
  m_t << "}\n";
  m_insideTableEnv=true;
}
 
void LatexGenerator::endMemberDocSimple(bool isEnum)
{
  m_insideTableEnv=false;
  m_codeGen->decUsedTableLevel();
  if (isEnum)
  {
    m_t << "\\end{DoxyEnumFields}\n";
  }
  else
  {
    m_t << "\\end{DoxyFields}\n";
  }
}
 
void LatexGenerator::startInlineMemberType()
{
  m_codeGen->setInsideTabbing(true); // to prevent \+ from causing unwanted breaks
}
 
void LatexGenerator::endInlineMemberType()
{
  m_t << "&\n";
  m_codeGen->setInsideTabbing(false);
}
 
void LatexGenerator::startInlineMemberName()
{
  m_codeGen->setInsideTabbing(true); // to prevent \+ from causing unwanted breaks
}
 
void LatexGenerator::endInlineMemberName()
{
  m_t << "&\n";
  m_codeGen->setInsideTabbing(false);
}
 
void LatexGenerator::startInlineMemberDoc()
{
}
 
void LatexGenerator::endInlineMemberDoc()
{
  m_t << "\\\\\n\\hline\n\n";
}
 
void LatexGenerator::startLabels()
{
  m_t << "\\hspace{0.3cm}";
}
 
void LatexGenerator::writeLabel(const QCString &l,bool isLast)
{
  m_t << "{\\ttfamily [" << l << "]}";
  if (!isLast) m_t << ", ";
}
 
void LatexGenerator::endLabels()
{
}
 
void LatexGenerator::writeInheritedSectionTitle(
                  const QCString &/*id*/,const QCString &ref,
                  const QCString &file,  const QCString &anchor,
                  const QCString &title, const QCString &name)
{
  if (Config_getBool(COMPACT_LATEX))
  {
    m_t << "\\doxyparagraph*{";
  }
  else
  {
    m_t << "\\doxy" << QCString("sub").repeat(m_hierarchyLevel + 1) << "section*{";
  }
  m_t << theTranslator->trInheritedFrom(convertToLaTeX(title,m_codeGen->insideTabbing()),
                                        objectLinkToString(ref, file, anchor, name, m_codeGen->insideTabbing(), m_disableLinks));
  m_t << "}\n";
}
 
void LatexGenerator::startLocalToc(int level)
{
  int maxLevel = level + m_hierarchyLevel;
  m_t << "\\etocsetnexttocdepth{" << maxLevel << "}\n";
  m_t << "\\localtableofcontents\n";
}
 
void LatexGenerator::startEmbeddedDoc(int indent)
{
  m_t << "\\begin{DoxyEmbeddedDoc}[" << indent << "]\n";
}
 
void LatexGenerator::endEmbeddedDoc()
{
  m_t << "\\end{DoxyEmbeddedDoc}\n";
}
 
//--------------------------------------------------------------------------------------------------
 
void writeExtraLatexPackages(TextStream &t)
{
  // User-specified packages
  const StringVector &extraPackages = Config_getList(EXTRA_PACKAGES);
  if (!extraPackages.empty())
  {
    t << "% Packages requested by user\n";
    for (const auto &pkgName : extraPackages)
    {
      if ((pkgName[0] == '[') || (pkgName[0] == '{'))
        t << "\\usepackage" << pkgName << "\n";
      else
        t << "\\usepackage{" << pkgName << "}\n";
    }
    t << "\n";
  }
}
 
void writeLatexSpecialFormulaChars(TextStream &t)
{
    unsigned char minus[4]; // Superscript minus
    unsigned char sup2[3]; // Superscript two
    unsigned char sup3[3];
    minus[0]= 0xE2;
    minus[1]= 0x81;
    minus[2]= 0xBB;
    minus[3]= 0;
    sup2[0]= 0xC2;
    sup2[1]= 0xB2;
    sup2[2]= 0;
    sup3[0]= 0xC2;
    sup3[1]= 0xB3;
    sup3[2]= 0;
 
    t << "\\ifPDFTeX\n";
    t << "\\usepackage{newunicodechar}\n";
    // taken from the newunicodechar package and removed the warning message
    // actually forcing to redefine the unicode character
    t << "  \\makeatletter\n"
         "    \\def\\doxynewunicodechar#1#2{%\n"
         "    \\@tempswafalse\n"
         "    \\edef\\nuc@tempa{\\detokenize{#1}}%\n"
         "    \\if\\relax\\nuc@tempa\\relax\n"
         "      \\nuc@emptyargerr\n"
         "    \\else\n"
         "      \\edef\\@tempb{\\expandafter\\@car\\nuc@tempa\\@nil}%\n"
         "      \\nuc@check\n"
         "      \\if@tempswa\n"
         "        \\@namedef{u8:\\nuc@tempa}{#2}%\n"
         "      \\fi\n"
         "    \\fi\n"
         "  }\n"
         "  \\makeatother\n";
 
    t << "  \\doxynewunicodechar{" << minus << "}{${}^{-}$}% Superscript minus\n"
         "  \\doxynewunicodechar{" << sup2  << "}{${}^{2}$}% Superscript two\n"
         "  \\doxynewunicodechar{" << sup3  << "}{${}^{3}$}% Superscript three\n"
         "\n";
    t << "\\fi\n";
}
 
void filterLatexString(TextStream &t,const QCString &str,
    bool insideTabbing,bool insidePre,bool insideItem,bool insideTable,bool keepSpaces, const bool retainNewline)
{
  if (str.isEmpty()) return;
  bool pdfHyperlinks = Config_getBool(PDF_HYPERLINKS);
  //printf("filterLatexString(%s) insideTabbing=%d\n",qPrint(str),insideTabbing);
  const char *p = str.data();
  const char *q = nullptr;
  unsigned char pc='\0';
 
  while (*p)
  {
    unsigned char c=static_cast<unsigned char>(*p++);
 
    if (insidePre)
    {
      switch(c)
      {
        case 0xef: // handle U+FFFD i.e. "Replacement character" caused by octal: 357 277 275 / hexadecimal 0xef 0xbf 0xbd
                   // the LaTeX command \ucr has been defined in doxygen.sty
          if (static_cast<unsigned char>(*(p)) == 0xbf && static_cast<unsigned char>(*(p+1)) == 0xbd)
          {
            t << "{\\ucr}";
            p += 2;
          }
          else
            t << static_cast<char>(c);
          break;
        case '\\': t << "\\(\\backslash\\)"; break;
        case '{':  t << "\\{"; break;
        case '}':  t << "\\}"; break;
        case '_':  t << "\\_"; break;
        case '&':  t << "\\&"; break;
        case '%':  t << "\\%"; break;
        case '#':  t << "\\#"; break;
        case '$':  t << "\\$"; break;
        case '"':  t << "\"{}"; break;
        case '-':  t << "-\\/"; break;
        case '^':  insideTable ? t << "\\string^" : t << static_cast<char>(c);    break;
        case '~':  t << "\\string~";    break;
        case '\n':  if (retainNewline) t << "\\newline"; else t << ' ';
                   break;
        case ' ':  if (keepSpaces) t << "~"; else t << ' ';
                   break;
        default:
                   if (c<32) t << ' '; // non printable control character
                   else t << static_cast<char>(c);
                   break;
      }
    }
    else
    {
      switch(c)
      {
        case 0xef: // handle U+FFFD i.e. "Replacement character" caused by octal: 357 277 275 / hexadecimal 0xef 0xbf 0xbd
                   // the LaTeX command \ucr has been defined in doxygen.sty
          if (static_cast<unsigned char>(*(p)) == 0xbf && static_cast<unsigned char>(*(p+1)) == 0xbd)
          {
            t << "{\\ucr}";
            p += 2;
          }
          else
            t << static_cast<char>(c);
          break;
        case '#':  t << "\\+\\#";        break;
        case '$':  t << "\\$";           break;
        case '%':  t << "\\%";           break;
        case '^':  processEntity(t,pdfHyperlinks,"$^\\wedge$","\\string^");    break;
        case '&':  {
                     // possibility to have a special symbol
                     q = p;
                     int cnt = 2; // we have to count & and ; as well
                     while ((*q >= 'a' && *q <= 'z') || (*q >= 'A' && *q <= 'Z') || (*q >= '0' && *q <= '9'))
                     {
                       cnt++;
                       q++;
                     }
                     if (*q == ';')
                     {
                       --p; // we need & as well
                       HtmlEntityMapper::SymType res = HtmlEntityMapper::instance().name2sym(QCString(p).left(cnt));
                       if (res == HtmlEntityMapper::Sym_Unknown)
                       {
                         p++;
                         t << "\\&";
                       }
                       else
                       {
                         t << HtmlEntityMapper::instance().latex(res);
                         q++;
                         p = q;
                       }
                     }
                     else
                     {
                       t << "\\&";
                     }
                   }
                   break;
        case '*':  processEntity(t,pdfHyperlinks,"$\\ast$","*");    break;
        case '_':  if (!insideTabbing) t << "\\+";
                   t << "\\_";
                   if (!insideTabbing) t << "\\+";
                   break;
        case '{':  t << "\\{";           break;
        case '}':  t << "\\}";           break;
        case '<':  t << "$<$";           break;
        case '>':  t << "$>$";           break;
        case '|':  processEntity(t,pdfHyperlinks,"$\\vert$","|");    break;
        case '~':  processEntity(t,pdfHyperlinks,"$\\sim$","\\string~");    break;
        case '[':  if (Config_getBool(PDF_HYPERLINKS) || insideItem)
                     t << "\\+[";
                   else
                     t << "[";
                   break;
        case ']':  if (pc=='[') t << "$\\,$";
                     if (Config_getBool(PDF_HYPERLINKS) || insideItem)
                       t << "]\\+";
                     else
                       t << "]";
                   break;
        case '-':  t << "-\\/";
                   break;
        case '\\': t << "\\textbackslash{}";
                   break;
        case '"':  t << "\"{}";
                   break;
        case '`':  t << "\\`{}";
                   break;
        case '\'': t << "\\textquotesingle{}";
                   break;
        case '\n': if (retainNewline)
                   {
                     t << "\\newline";
                     if (insideTable) t << " ";
                   }
                   else
                   {
                     t << ' ';
                   }
                   break;
        case ' ':  if (keepSpaces) { if (insideTabbing) t << "\\>"; else t << '~'; } else t << ' ';
                   break;
 
        default:
                   //if (!insideTabbing && forceBreaks && c!=' ' && *p!=' ')
                   if (!insideTabbing &&
                       ((c>='A' && c<='Z' && pc!=' ' && !(pc>='A' && pc <= 'Z') && pc!='\0' && *p) || (pc=='.' && isId(c)))
                      )
                   {
                     t << "\\+";
                   }
                   if (c<32)
                   {
                     t << ' '; // non-printable control character
                   }
                   else
                   {
                     t << static_cast<char>(c);
                   }
                   if (!insideTabbing && ((c==':' && *p!=':') || c=='/'))
                   {
                     t << "\\+";
                   }
      }
    }
    pc = c;
  }
}
 
QCString convertToLaTeX(const QCString &s,bool insideTabbing,bool keepSpaces)
{
  TextStream t;
  filterLatexString(t,s,insideTabbing,false,false,false,keepSpaces);
  return t.str();
}
 
QCString latexEscapeLabelName(const QCString &s)
{
  //printf("latexEscapeLabelName(%s)\n",qPrint(s));
  if (s.isEmpty()) return s;
  QCString tmp(s.length(), QCString::ExplicitSize);
  TextStream t;
  const char *p=s.data();
  char c = 0;
  while ((c=*p++))
  {
    switch (c)
    {
      case '|': t << "\\texttt{\"|}"; break;
      case '!': t << "\"!"; break;
      case '@': t << "\"@"; break;
      case '%': t << "\\%";       break;
      case '{': t << "\\lcurly{}"; break;
      case '}': t << "\\rcurly{}"; break;
      case '~': t << "````~"; break; // to get it a bit better in index together with other special characters
      // NOTE: adding a case here, means adding it to while below as well!
      default:
        {
          int i=0;
          // collect as long string as possible, before handing it to docify
          tmp[i++]=c;
          while ((c=*p) && c!='@' && c!='[' && c!=']' && c!='!' && c!='{' && c!='}' && c!='|')
          {
            tmp[i++]=c;
            p++;
          }
          tmp[i]=0;
          filterLatexString(t,tmp,
                            true,  // insideTabbing
                            false, // insidePre
                            false, // insideItem
                            false, // insideTable
                            false  // keepSpaces
                           );
        }
        break;
    }
  }
  return t.str();
}
 
QCString latexEscapeIndexChars(const QCString &s)
{
  //printf("latexEscapeIndexChars(%s)\n",qPrint(s));
  if (s.isEmpty()) return s;
  QCString tmp(s.length(), QCString::ExplicitSize);
  TextStream t;
  const char *p=s.data();
  char c = 0;
  while ((c=*p++))
  {
    switch (c)
    {
      case '!': t << "\"!"; break;
      case '"': t << "\"\""; break;
      case '@': t << "\"@"; break;
      case '|': t << "\\texttt{\"|}"; break;
      case '[': t << "["; break;
      case ']': t << "]"; break;
      case '{': t << "\\lcurly{}"; break;
      case '}': t << "\\rcurly{}"; break;
      // NOTE: adding a case here, means adding it to while below as well!
      default:
        {
          int i=0;
          // collect as long string as possible, before handing it to docify
          tmp[i++]=c;
          while ((c=*p) && c!='"' && c!='@' && c!='[' && c!=']' && c!='!' && c!='{' && c!='}' && c!='|')
          {
            tmp[i++]=c;
            p++;
          }
          tmp[i]=0;
          filterLatexString(t,tmp,
                            true,   // insideTabbing
                            false,  // insidePre
                            false,  // insideItem
                            false,  // insideTable
                            false   // keepSpaces
                           );
        }
        break;
    }
  }
  return t.str();
}
 
QCString latexEscapePDFString(const QCString &s)
{
  if (s.isEmpty()) return s;
  TextStream t;
  const char *p=s.data();
  char c = 0;
  while ((c=*p++))
  {
    switch (c)
    {
      case '\\': t << "\\textbackslash{}"; break;
      case '{':  t << "\\{"; break;
      case '}':  t << "\\}"; break;
      case '_':  t << "\\_"; break;
      case '%':  t << "\\%"; break;
      case '&':  t << "\\&"; break;
      case '#':  t << "\\#"; break;
      case '$':  t << "\\$"; break;
      case '^':  t << "\\string^";    break;
      case '~':  t << "\\string~";    break;
      default:
        t << c;
        break;
    }
  }
  return t.str();
}
 
QCString latexFilterURL(const QCString &s)
{
  constexpr auto hex = "0123456789ABCDEF";
  if (s.isEmpty()) return s;
  TextStream t;
  const char *p=s.data();
  char c = 0;
  while ((c=*p++))
  {
    switch (c)
    {
      case '#':  t << "\\#"; break;
      case '%':  t << "\\%"; break;
      case '\\':  t << "\\\\"; break;
      case '\n':  break; // ignore
      default:
        if (c<0)
        {
          unsigned char id = static_cast<unsigned char>(c);
          t << "\\%" << hex[id>>4] << hex[id&0xF];
        }
        else
        {
          t << c;
        }
        break;
    }
  }
  return t.str();
}
 
void latexWriteIndexItem(TextStream &m_t,const QCString &s1,const QCString &s2)
{
  if (!s1.isEmpty())
  {
    m_t << "\\index{";
    m_t << latexEscapeLabelName(s1);
    m_t << "@{";
    m_t << latexEscapeIndexChars(s1);
    m_t << "}";
    if (!s2.isEmpty())
    {
      m_t << "!";
      m_t << latexEscapeLabelName(s2);
      m_t << "@{";
      m_t << latexEscapeIndexChars(s2);
      m_t << "}";
    }
    m_t << "}\n";
  }
}