]> git.lyx.org Git - lyx.git/blobdiff - src/output_latex.cpp
Routines for calculating numerical labels for BibTeX citations.
[lyx.git] / src / output_latex.cpp
index 4736530e8322d8e806d1663d67833a0d97940321..440bb03c66c978a4ddcb3145de9da262f49bfaa9 100644 (file)
@@ -21,7 +21,6 @@
 #include "LyXRC.h"
 #include "OutputParams.h"
 #include "Paragraph.h"
-#include "paragraph_funcs.h"
 #include "ParagraphParameters.h"
 #include "TextClass.h"
 #include "TexRow.h"
@@ -52,6 +51,7 @@ enum OpenEncoding {
 
 static int open_encoding_ = none;
 static int cjk_inherited_ = 0;
+Language const * prev_env_language_ = 0;
 
 
 ParagraphList::const_iterator
@@ -74,12 +74,13 @@ TeXDeeper(Buffer const & buf,
 
        ParagraphList const & paragraphs = text.paragraphs();
 
+       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.
                // We should perhaps issue an error if it is.
-               Layout const & style = par->forcePlainLayout() ?
-                       buf.params().documentClass().plainLayout() : par->layout();
+               Layout const & style = force_plain_layout
+                       buf.params().documentClass().plainLayout() : par->layout();
                if (style.isEnvironment()) {
                        par = TeXEnvironment(buf, text, par,
                                             os, texrow, runparams);
@@ -107,16 +108,26 @@ TeXEnvironment(Buffer const & buf,
 
        // FIXME This test should not be necessary.
        // We should perhaps issue an error if it is.
-       Layout const & style = pit->forcePlainLayout() ?
+       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);
+
+       bool const use_prev_env_language = prev_env_language_ != 0
+                       && priorpit->layout().isEnvironment()
+                       && (priorpit->getDepth() > pit->getDepth()
+                           || (priorpit->getDepth() == pit->getDepth()
+                               && priorpit->layout() != pit->layout()));
 
+       Encoding const * const prev_encoding = runparams.encoding;
        Language const * const par_language = pit->getParLanguage(bparams);
        Language const * const doc_language = bparams.language;
        Language const * const prev_par_language =
                (pit != paragraphs.begin())
-               ? boost::prior(pit)->getParLanguage(bparams)
+               ? (use_prev_env_language ? prev_env_language_
+                                        : priorpit->getParLanguage(bparams))
                : doc_language;
        if (par_language->babel() != prev_par_language->babel()) {
 
@@ -240,11 +251,23 @@ TeXEnvironment(Buffer const & buf,
        if (style.isEnvironment()) {
                os << "\\end{" << from_ascii(style.latexname()) << "}\n";
                texrow.newline();
+               prev_env_language_ = par_language;
+               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;
+               if (runparams.encoding != prev_encoding) {
+                       runparams.encoding = prev_encoding;
+                       if (!bparams.useXetex)
+                               os << setEncoding(prev_encoding->iconvName());
+               }
        }
 
        if (par != paragraphs.end())
@@ -298,7 +321,7 @@ ParagraphList::const_iterator TeXOnePar(Buffer const & buf,
 
        if (runparams.verbatim) {
                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) {
@@ -313,12 +336,12 @@ ParagraphList::const_iterator TeXOnePar(Buffer const & buf,
 
        // FIXME This check should not really be needed.
        // Perhaps we should issue an error if it is.
-       Layout const style = pit->forcePlainLayout() ?
+       Layout const style = text.inset().forcePlainLayout() ?
                bparams.documentClass().plainLayout() : pit->layout();
 
        runparams.moving_arg |= style.needprotect;
 
-       bool const maintext = text.isMainText(buf);
+       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
@@ -336,12 +359,22 @@ ParagraphList::const_iterator TeXOnePar(Buffer const & buf,
        Language const * const outer_language =
                (runparams.local_font != 0) ?
                        runparams.local_font->language() : doc_language;
-       // The previous language that was in effect is either the language of
-       // the previous paragraph, if there is one, or else the outer language
-       // if there is no previous paragraph
+
+       // The previous language that was in effect is the language of the
+       // previous paragraph, unless the previous paragraph is inside an
+       // environment with nesting depth greater than (or equal to, but with
+       // a different layout) the current one. If there is no previous
+       // paragraph, the previous language is the outer language.
+       bool const use_prev_env_language = prev_env_language_ != 0
+                       && priorpit->layout().isEnvironment()
+                       && (priorpit->getDepth() > pit->getDepth()
+                           || (priorpit->getDepth() == pit->getDepth()
+                               && priorpit->layout() != pit->layout()));
        Language const * const prev_language =
-               (pit != paragraphs.begin()) ?
-                       priorpit->getParLanguage(bparams) : outer_language;
+               (pit != paragraphs.begin())
+               ? (use_prev_env_language ? prev_env_language_
+                                        : priorpit->getParLanguage(bparams))
+               : outer_language;
 
        if (par_language->babel() != prev_language->babel()
            // check if we already put language command in TeXEnvironment()
@@ -480,6 +513,8 @@ ParagraphList::const_iterator TeXOnePar(Buffer const & buf,
                }
        }
 
+       Encoding const * const prev_encoding = runparams.encoding;
+
        bool const useSetSpace = bparams.documentClass().provides("SetSpace");
        if (pit->allowParagraphCustomization()) {
                if (pit->params().startOfAppendix()) {
@@ -529,8 +564,7 @@ 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);
@@ -561,8 +595,14 @@ ParagraphList::const_iterator TeXOnePar(Buffer const & buf,
                os << "\\" << from_ascii(font.latexSize()) << " \\par}";
        } else if (need_par) {
                os << "\\par}";
-       } else if (is_command)
+       } else if (is_command) {
                os << '}';
+               if (runparams.encoding != prev_encoding) {
+                       runparams.encoding = prev_encoding;
+                       if (!bparams.useXetex)
+                               os << setEncoding(prev_encoding->iconvName());
+               }
+       }
 
        bool pending_newline = false;
        switch (style.latextype) {
@@ -631,11 +671,18 @@ 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()) {
@@ -769,7 +816,7 @@ void latexParagraphs(Buffer const & buf,
                const_cast<OutputParams&>(runparams).par_end = 0;
        }
 
-       bool const maintext = text.isMainText(buf);
+       bool const maintext = text.isMainText();
        bool const is_child = buf.masterBuffer() != &buf;
 
        // Open a CJK environment at the beginning of the main buffer
@@ -800,7 +847,7 @@ 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 = par->forcePlainLayout() ?
+               Layout const & layout = text.inset().forcePlainLayout() ?
                                tclass.plainLayout() : par->layout();
 
                if (layout.intitle) {