]> git.lyx.org Git - lyx.git/blobdiff - src/output_latex.cpp
InsetTabular.cpp: multirows inherit the width and the alignment from the column;...
[lyx.git] / src / output_latex.cpp
index cc551d8d1d65e49559a12d38c7d90adb74126ae2..69991ffa2f7519189557946c195c15afd500c92b 100644 (file)
 #include "LyXRC.h"
 #include "OutputParams.h"
 #include "Paragraph.h"
-#include "paragraph_funcs.h"
 #include "ParagraphParameters.h"
 #include "TextClass.h"
 #include "TexRow.h"
 #include "VSpace.h"
 
 #include "insets/InsetBibitem.h"
-#include "insets/InsetOptArg.h"
+#include "insets/InsetArgument.h"
 
 #include "support/lassert.h"
 #include "support/debug.h"
 #include "support/lstrings.h"
 
 #include <boost/next_prior.hpp>
+#include <list>
 
 using namespace std;
 using namespace lyx::support;
@@ -75,7 +75,7 @@ TeXDeeper(Buffer const & buf,
 
        ParagraphList const & paragraphs = text.paragraphs();
 
-       bool const force_plain_layout = text.inset()->forcePlainLayout();
+       bool const force_plain_layout = text.inset().forcePlainLayout();
        while (par != paragraphs.end() &&
                                        par->params().depth() == pit->params().depth()) {
                // FIXME This test should not be necessary.
@@ -109,7 +109,7 @@ TeXEnvironment(Buffer const & buf,
 
        // FIXME This test should not be necessary.
        // We should perhaps issue an error if it is.
-       Layout const & style = text.inset()->forcePlainLayout() ?
+       Layout const & style = text.inset().forcePlainLayout() ?
                bparams.documentClass().plainLayout() : pit->layout();
 
        ParagraphList const & paragraphs = text.paragraphs();
@@ -168,9 +168,8 @@ TeXEnvironment(Buffer const & buf,
 
        if (style.isEnvironment()) {
                os << "\\begin{" << from_ascii(style.latexname()) << '}';
-               if (style.optionalargs > 0) {
-                       int ret = latexOptArgInsets(*pit, os, runparams,
-                                                   style.optionalargs);
+               if (style.optargs != 0 || style.reqargs != 0) {
+                       int ret = latexArgInsets(*pit, os, runparams, style.reqargs, style.optargs);
                        while (ret > 0) {
                                texrow.newline();
                                --ret;
@@ -182,7 +181,7 @@ TeXEnvironment(Buffer const & buf,
                           << "}\n";
                } else if (style.labeltype == LABEL_BIBLIO) {
                        if (pit->params().labelWidthString().empty())
-                               os << '{' << bibitemWidest(buf) << "}\n";
+                               os << '{' << bibitemWidest(buf, runparams) << "}\n";
                        else
                                os << '{'
                                  << pit->params().labelWidthString()
@@ -253,14 +252,22 @@ TeXEnvironment(Buffer const & buf,
                os << "\\end{" << from_ascii(style.latexname()) << "}\n";
                texrow.newline();
                prev_env_language_ = par_language;
-               runparams.encoding = prev_encoding;
+               if (runparams.encoding != prev_encoding) {
+                       runparams.encoding = prev_encoding;
+                       if (!bparams.useXetex)
+                               os << setEncoding(prev_encoding->iconvName());
+               }
        }
 
        if (leftindent_open) {
                os << "\\end{LyXParagraphLeftIndent}\n";
                texrow.newline();
                prev_env_language_ = par_language;
-               runparams.encoding = prev_encoding;
+               if (runparams.encoding != prev_encoding) {
+                       runparams.encoding = prev_encoding;
+                       if (!bparams.useXetex)
+                               os << setEncoding(prev_encoding->iconvName());
+               }
        }
 
        if (par != paragraphs.end())
@@ -272,24 +279,61 @@ TeXEnvironment(Buffer const & buf,
 } // namespace anon
 
 
-int latexOptArgInsets(Paragraph const & par, odocstream & os,
-       OutputParams const & runparams, int number)
+int latexArgInsets(Paragraph const & par, odocstream & os,
+       OutputParams const & runparams, unsigned int reqargs,
+       unsigned int optargs)
 {
-       int lines = 0;
+       unsigned int totalargs = reqargs + optargs;
+       list<InsetArgument const *> ilist;
 
        InsetList::const_iterator it = par.insetList().begin();
        InsetList::const_iterator end = par.insetList().end();
-       for (; it != end && number > 0 ; ++it) {
-               if (it->inset->lyxCode() == OPTARG_CODE) {
-                       InsetOptArg * ins =
-                               static_cast<InsetOptArg *>(it->inset);
-                       lines += ins->latexOptional(os, runparams);
-                       --number;
+       for (; it != end; ++it) {
+               if (it->inset->lyxCode() == ARG_CODE) {
+                       if (ilist.size() >= totalargs) {
+                               LYXERR0("WARNING: Found extra argument inset.");
+                               continue;
+                       }
+                       InsetArgument const * ins =
+                               static_cast<InsetArgument const *>(it->inset);
+                       ilist.push_back(ins);
+               }
+       }
+
+       if (!reqargs && ilist.size() == 0)
+               return 0;
+
+       int lines = 0;
+       bool const have_optional_args = ilist.size() > reqargs;
+       if (have_optional_args) {
+               unsigned int todo = ilist.size() - reqargs;
+               for (unsigned int i = 0; i < todo; ++i) {
+                       InsetArgument const * ins = ilist.front();
+                       ilist.pop_front();
+                       lines += ins->latexArgument(os, runparams, true);
+               }
+       }
+
+       // we should now have no more insets than there are required
+       // arguments.
+       LASSERT(ilist.size() <= reqargs, /* */);
+       if (!reqargs)
+               return lines;
+
+       for (unsigned int i = 0; i < reqargs; ++i) {
+               if (ilist.empty())
+                       // a required argument wasn't given, so we output {}
+                       os << "{}";
+               else {
+                       InsetArgument const * ins = ilist.front();
+                       ilist.pop_front();
+                       lines += ins->latexArgument(os, runparams, false);
                }
        }
        return lines;
 }
 
+
 // FIXME: this should be anonymous
 ParagraphList::const_iterator TeXOnePar(Buffer const & buf,
          Text const & text,
@@ -301,20 +345,37 @@ ParagraphList::const_iterator TeXOnePar(Buffer const & buf,
 {
        LYXERR(Debug::LATEX, "TeXOnePar...     " << &*pit << " '"
                << everypar << "'");
+
        BufferParams const & bparams = buf.params();
-       ParagraphList const & paragraphs = text.paragraphs();
+       // FIXME This check should not really be needed.
+       // Perhaps we should issue an error if it is.
+       Layout const style = text.inset().forcePlainLayout() ?
+               bparams.documentClass().plainLayout() : pit->layout();
 
+       ParagraphList const & paragraphs = text.paragraphs();
        ParagraphList::const_iterator const priorpit = 
                pit == paragraphs.begin() ? pit : boost::prior(pit);
        ParagraphList::const_iterator const nextpit = 
                pit == paragraphs.end() ? pit : boost::next(pit);
 
+       if (style.inpreamble)
+               return nextpit;
+
        OutputParams runparams = runparams_in;
        runparams.isLastPar = nextpit == paragraphs.end();
 
-       if (runparams.verbatim) {
+       bool const maintext = text.isMainText();
+       // we are at the beginning of an inset and CJK is already open;
+       // we count inheritation levels to get the inset nesting right.
+       if (pit == paragraphs.begin() && !maintext
+           && (cjk_inherited_ > 0 || open_encoding_ == CJK)) {
+               cjk_inherited_ += 1;
+               open_encoding_ = none;
+       }
+
+       if (runparams.pass_thru) {
                int const dist = distance(paragraphs.begin(), pit);
-               Font const outerfont = outerFont(dist, paragraphs);
+               Font const outerfont = text.outerFont(dist);
 
                // No newline if only one paragraph in this lyxtext
                if (dist > 0) {
@@ -322,27 +383,11 @@ ParagraphList::const_iterator TeXOnePar(Buffer const & buf,
                        texrow.newline();
                }
 
-               /*bool need_par = */ pit->latex(bparams, outerfont,
-                       os, texrow, runparams, start_pos, end_pos);
+               pit->latex(bparams, outerfont, os, texrow,
+                          runparams, start_pos, end_pos);
                return nextpit;
        }
 
-       // FIXME This check should not really be needed.
-       // Perhaps we should issue an error if it is.
-       Layout const style = text.inset()->forcePlainLayout() ?
-               bparams.documentClass().plainLayout() : pit->layout();
-
-       runparams.moving_arg |= style.needprotect;
-
-       bool const maintext = text.isMainText();
-       // we are at the beginning of an inset and CJK is already open;
-       // we count inheritation levels to get the inset nesting right.
-       if (pit == paragraphs.begin() && !maintext
-           && (cjk_inherited_ > 0 || open_encoding_ == CJK)) {
-               cjk_inherited_ += 1;
-               open_encoding_ = none;
-       }
-
        // This paragraph's language
        Language const * const par_language = pit->getParLanguage(bparams);
        // The document's language
@@ -455,7 +500,9 @@ ParagraphList::const_iterator TeXOnePar(Buffer const & buf,
                // Look ahead for future encoding changes.
                // We try to output them at the beginning of the paragraph,
                // since the \inputencoding command is not allowed e.g. in
-               // sections.
+               // sections. For this reason we only set runparams.moving_arg
+               // after checking for the encoding change, otherwise the
+               // change would be always avoided by switchEncoding().
                for (pos_type i = 0; i < pit->size(); ++i) {
                        char_type const c = pit->getChar(i);
                        Encoding const * const encoding =
@@ -506,6 +553,7 @@ ParagraphList::const_iterator TeXOnePar(Buffer const & buf,
                }
        }
 
+       runparams.moving_arg |= style.needprotect;
        Encoding const * const prev_encoding = runparams.encoding;
 
        bool const useSetSpace = bparams.documentClass().provides("SetSpace");
@@ -535,9 +583,8 @@ ParagraphList::const_iterator TeXOnePar(Buffer const & buf,
                os << '\\' << from_ascii(style.latexname());
 
                // Separate handling of optional argument inset.
-               if (style.optionalargs > 0) {
-                       int ret = latexOptArgInsets(*pit, os, runparams,
-                                                   style.optionalargs);
+               if (style.optargs != 0 || style.reqargs != 0) {
+                       int ret = latexArgInsets(*pit, os, runparams, style.reqargs, style.optargs);
                        while (ret > 0) {
                                texrow.newline();
                                --ret;
@@ -557,13 +604,12 @@ ParagraphList::const_iterator TeXOnePar(Buffer const & buf,
                break;
        }
 
-       Font const outerfont = outerFont(distance(paragraphs.begin(), pit),
-                         paragraphs);
+       Font const outerfont = text.outerFont(distance(paragraphs.begin(), pit));
 
        // FIXME UNICODE
        os << from_utf8(everypar);
-       bool need_par = pit->latex(bparams, outerfont,
-                                            os, texrow, runparams, start_pos, end_pos);
+       pit->latex(bparams, outerfont, os, texrow,
+                                                runparams, start_pos, end_pos);
 
        // Make sure that \\par is done with the font of the last
        // character if this has another size as the default.
@@ -584,14 +630,15 @@ ParagraphList::const_iterator TeXOnePar(Buffer const & buf,
        if (style.resfont.size() != font.fontInfo().size()
            && nextpit != paragraphs.end()
            && !is_command) {
-               if (!need_par)
-                       os << '{';
+               os << '{';
                os << "\\" << from_ascii(font.latexSize()) << " \\par}";
-       } else if (need_par) {
-               os << "\\par}";
        } else if (is_command) {
                os << '}';
-               runparams.encoding = prev_encoding;
+               if (runparams.encoding != prev_encoding) {
+                       runparams.encoding = prev_encoding;
+                       if (!bparams.useXetex)
+                               os << setEncoding(prev_encoding->iconvName());
+               }
        }
 
        bool pending_newline = false;
@@ -661,11 +708,18 @@ ParagraphList::const_iterator TeXOnePar(Buffer const & buf,
                // when the paragraph uses CJK, the language has to be closed earlier
                if (font.language()->encoding()->package() != Encoding::CJK) {
                        if (lyxrc.language_command_end.empty()) {
-                               if (!prev_language->babel().empty()) {
+                               // If this is a child, we should restore the
+                               // master language after the last paragraph.
+                               Language const * const current_language =
+                                       (nextpit == paragraphs.end()
+                                       && runparams.master_language)
+                                               ? runparams.master_language
+                                               : outer_language;
+                               if (!current_language->babel().empty()) {
                                        os << from_ascii(subst(
                                                lyxrc.language_command_begin,
                                                "$$lang",
-                                               prev_language->babel()));
+                                               current_language->babel()));
                                        pending_newline = true;
                                }
                        } else if (!par_language->babel().empty()) {
@@ -812,7 +866,7 @@ void latexParagraphs(Buffer const & buf,
                texrow.newline();
                open_encoding_ = CJK;
        }
-       // if "auto begin" is switched off, explicitely switch the
+       // if "auto begin" is switched off, explicitly switch the
        // language on at start
        if (maintext && !lyxrc.language_auto_begin &&
            !bparams.language->babel().empty()) {
@@ -830,7 +884,7 @@ void latexParagraphs(Buffer const & buf,
                lastpar = par;
                // FIXME This check should not be needed. We should
                // perhaps issue an error if it is.
-               Layout const & layout = text.inset()->forcePlainLayout() ?
+               Layout const & layout = text.inset().forcePlainLayout() ?
                                tclass.plainLayout() : par->layout();
 
                if (layout.intitle) {
@@ -886,7 +940,7 @@ void latexParagraphs(Buffer const & buf,
                texrow.newline();
        }
 
-       // if "auto end" is switched off, explicitely close the language at the end
+       // if "auto end" is switched off, explicitly close the language at the end
        // but only if the last par is in a babel language
        if (maintext && !lyxrc.language_auto_end && !bparams.language->babel().empty() &&
                lastpar->getParLanguage(bparams)->encoding()->package() != Encoding::CJK) {