1 /* This file is part of
2 * ======================================================
4 * LyX, The Document Processor
6 * Copyright 1995 Matthias Ettrich
7 * Copyright 1995-2001 The LyX Team.
9 * ====================================================== */
14 #pragma implementation
17 #include "paragraph.h"
18 #include "paragraph_pimpl.h"
22 #include "tex-strings.h"
24 #include "bufferparams.h"
27 #include "BufferView.h"
29 #include "ParameterStruct.h"
32 #include "insets/insetinclude.h"
33 #include "insets/insetbib.h"
34 #include "insets/insettext.h"
36 #include "support/filetools.h"
37 #include "support/lstrings.h"
38 #include "support/lyxmanip.h"
39 #include "support/FileInfo.h"
40 #include "support/LAssert.h"
41 #include "support/textutils.h"
51 using std::lower_bound;
52 using std::upper_bound;
57 // this is a bad idea, but how can Paragraph find its buffer to get
58 // parameters? (JMarc)
60 extern string bibitemWidest(Buffer const *);
62 // this is a minibuffer
67 LyXFont minibuffer_font;
68 Inset * minibuffer_inset;
73 extern BufferView * current_view;
76 Paragraph::Paragraph()
77 : pimpl_(new Paragraph::Pimpl(this))
85 bibkey = 0; // ale970302
91 // This constructor inserts the new paragraph in a list.
92 Paragraph::Paragraph(Paragraph * par)
93 : pimpl_(new Paragraph::Pimpl(this))
98 // double linked list begin
101 next_->previous_ = this;
103 previous_->next_ = this;
106 bibkey = 0; // ale970302
112 Paragraph::Paragraph(Paragraph const & lp, bool same_ids)
113 : pimpl_(new Paragraph::Pimpl(*lp.pimpl_, this, same_ids))
121 // this is because of the dummy layout of the paragraphs that
123 layout_ = lp.layout();
127 bibkey = static_cast<InsetBibKey *>
128 (lp.bibkey->clone(*current_view->buffer()));
133 // copy everything behind the break-position to the new paragraph
134 insetlist = lp.insetlist;
135 InsetList::iterator it = insetlist.begin();
136 InsetList::iterator end = insetlist.end();
137 for (; it != end; ++it) {
138 it.setInset(it.getInset()->clone(*current_view->buffer(),
140 // tell the new inset who is the boss now
141 it.getInset()->parOwner(this);
146 // the destructor removes the new paragraph from the list
147 Paragraph::~Paragraph()
151 previous_->next_ = next_;
153 next_->previous_ = previous_;
161 //lyxerr << "Paragraph::paragraph_id = "
162 // << Paragraph::paragraph_id << endl;
166 void Paragraph::write(Buffer const * buf, ostream & os,
167 BufferParams const & bparams,
168 depth_type dth) const
170 // The beginning or end of a deeper (i.e. nested) area?
171 if (dth != params().depth()) {
172 if (params().depth() > dth) {
173 while (params().depth() > dth) {
174 os << "\n\\begin_deeper ";
178 while (params().depth() < dth) {
179 os << "\n\\end_deeper ";
185 // First write the layout
186 os << "\n\\layout " << layout()->name() << "\n";
188 // Maybe some vertical spaces.
189 if (params().spaceTop().kind() != VSpace::NONE)
190 os << "\\added_space_top "
191 << params().spaceTop().asLyXCommand() << " ";
192 if (params().spaceBottom().kind() != VSpace::NONE)
193 os << "\\added_space_bottom "
194 << params().spaceBottom().asLyXCommand() << " ";
196 // Maybe the paragraph has special spacing
197 params().spacing().writeFile(os, true);
199 // The labelwidth string used in lists.
200 if (!params().labelWidthString().empty())
201 os << "\\labelwidthstring "
202 << params().labelWidthString() << '\n';
204 // Lines above or below?
205 if (params().lineTop())
207 if (params().lineBottom())
208 os << "\\line_bottom ";
210 // Pagebreaks above or below?
211 if (params().pagebreakTop())
212 os << "\\pagebreak_top ";
213 if (params().pagebreakBottom())
214 os << "\\pagebreak_bottom ";
216 // Start of appendix?
217 if (params().startOfAppendix())
218 os << "\\start_of_appendix ";
221 if (params().noindent())
224 // Do we have a manual left indent?
225 if (!params().leftIndent().zero())
226 os << "\\leftindent " << params().leftIndent().asString() << " ";
229 if (params().align() != LYX_ALIGN_LAYOUT) {
231 switch (params().align()) {
232 case LYX_ALIGN_LEFT: h = 1; break;
233 case LYX_ALIGN_RIGHT: h = 2; break;
234 case LYX_ALIGN_CENTER: h = 3; break;
235 default: h = 0; break;
237 os << "\\align " << string_align[h] << " ";
242 bibkey->write(buf, os);
244 LyXFont font1(LyXFont::ALL_INHERIT, bparams.language);
247 for (pos_type i = 0; i < size(); ++i) {
253 // Write font changes
254 LyXFont font2 = getFontSettings(bparams, i);
255 if (font2 != font1) {
256 #ifndef INHERIT_LANGUAGE
257 font2.lyxWriteChanges(font1, os);
259 font2.lyxWriteChanges(font1, bparams.language, os);
265 value_type const c = getChar(i);
269 Inset const * inset = getInset(i);
271 if (inset->directWrite()) {
272 // international char, let it write
273 // code directly so it's shorter in
275 inset->write(buf, os);
277 os << "\n\\begin_inset ";
278 inset->write(buf, os);
279 os << "\n\\end_inset \n\n";
285 os << "\n\\newline \n";
289 os << "\n\\hfill \n";
293 os << "\n\\backslash \n";
297 if (i + 1 < size() && getChar(i + 1) == ' ') {
304 if ((column > 70 && c == ' ')
309 // this check is to amend a bug. LyX sometimes
310 // inserts '\0' this could cause problems.
314 lyxerr << "ERROR (Paragraph::writeFile):"
315 " NULL char in structure." << endl;
323 void Paragraph::validate(LaTeXFeatures & features) const
325 pimpl_->validate(features, *layout());
329 // First few functions needed for cut and paste and paragraph breaking.
330 void Paragraph::copyIntoMinibuffer(Buffer const & buffer, pos_type pos) const
332 BufferParams bparams = buffer.params;
334 minibuffer_char = getChar(pos);
335 minibuffer_font = getFontSettings(bparams, pos);
336 minibuffer_inset = 0;
337 if (minibuffer_char == Paragraph::META_INSET) {
339 minibuffer_inset = getInset(pos)->clone(buffer);
341 minibuffer_inset = 0;
342 minibuffer_char = ' ';
343 // This reflects what GetInset() does (ARRae)
349 void Paragraph::cutIntoMinibuffer(BufferParams const & bparams, pos_type pos)
351 minibuffer_char = getChar(pos);
352 minibuffer_font = getFontSettings(bparams, pos);
353 minibuffer_inset = 0;
354 if (minibuffer_char == Paragraph::META_INSET) {
356 // the inset is not in a paragraph anymore
357 minibuffer_inset = insetlist.release(pos);
358 minibuffer_inset->parOwner(0);
360 minibuffer_inset = 0;
361 minibuffer_char = ' ';
362 // This reflects what GetInset() does (ARRae)
367 // Erase(pos); now the caller is responsible for that.
371 bool Paragraph::insertFromMinibuffer(pos_type pos)
373 if (minibuffer_char == Paragraph::META_INSET) {
374 if (!insetAllowed(minibuffer_inset->lyxCode())) {
377 insertInset(pos, minibuffer_inset, minibuffer_font);
379 LyXFont f = minibuffer_font;
380 if (!checkInsertChar(f)) {
383 insertChar(pos, minibuffer_char, f);
391 void Paragraph::erase(pos_type pos)
397 bool Paragraph::checkInsertChar(LyXFont & font)
399 if (pimpl_->inset_owner)
400 return pimpl_->inset_owner->checkInsertChar(font);
405 void Paragraph::insertChar(pos_type pos, Paragraph::value_type c)
407 LyXFont const f(LyXFont::ALL_INHERIT);
408 insertChar(pos, c, f);
412 void Paragraph::insertChar(pos_type pos, Paragraph::value_type c,
413 LyXFont const & font)
415 pimpl_->insertChar(pos, c, font);
419 void Paragraph::insertInset(pos_type pos, Inset * inset)
421 LyXFont const f(LyXFont::ALL_INHERIT);
422 insertInset(pos, inset, f);
426 void Paragraph::insertInset(pos_type pos, Inset * inset, LyXFont const & font)
428 pimpl_->insertInset(pos, inset, font);
432 bool Paragraph::insetAllowed(Inset::Code code)
434 //lyxerr << "Paragraph::InsertInsetAllowed" << endl;
436 if (pimpl_->inset_owner)
437 return pimpl_->inset_owner->insetAllowed(code);
442 Inset * Paragraph::getInset(pos_type pos)
444 lyx::Assert(pos < size());
446 return insetlist.get(pos);
450 Inset const * Paragraph::getInset(pos_type pos) const
452 lyx::Assert(pos < size());
454 return insetlist.get(pos);
458 // Gets uninstantiated font setting at position.
459 LyXFont const Paragraph::getFontSettings(BufferParams const & bparams,
462 lyx::Assert(pos <= size());
464 Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
465 Pimpl::FontList::const_iterator end = pimpl_->fontlist.end();
466 for (; cit != end; ++cit) {
467 if (cit->pos() >= pos)
473 retfont = cit->font();
474 } else if (pos == size() && !empty()) {
475 retfont = getFontSettings(bparams, pos - 1);
477 retfont = LyXFont(LyXFont::ALL_INHERIT, getParLanguage(bparams));
478 #ifdef INHERIT_LANGUAGE
479 if (retfont.language() == inherit_language)
480 retfont.setLanguage(bparams.language);
487 // Gets uninstantiated font setting at position 0
488 LyXFont const Paragraph::getFirstFontSettings() const
490 if (!empty() && !pimpl_->fontlist.empty())
491 return pimpl_->fontlist[0].font();
493 return LyXFont(LyXFont::ALL_INHERIT);
497 // Gets the fully instantiated font at a given position in a paragraph
498 // This is basically the same function as LyXText::GetFont() in text2.C.
499 // The difference is that this one is used for generating the LaTeX file,
500 // and thus cosmetic "improvements" are disallowed: This has to deliver
501 // the true picture of the buffer. (Asger)
502 // If position is -1, we get the layout font of the paragraph.
503 // If position is -2, we get the font of the manual label of the paragraph.
504 LyXFont const Paragraph::getFont(BufferParams const & bparams,
507 lyx::Assert(pos >= 0);
509 LyXLayout_ptr const & lout = layout();
511 pos_type main_body = 0;
512 if (lout->labeltype == LABEL_MANUAL)
513 main_body = beginningOfMainBody();
517 layoutfont = lout->labelfont;
519 layoutfont = lout->font;
521 LyXFont tmpfont = getFontSettings(bparams, pos);
522 #ifndef INHERIT_LANGUAGE
523 tmpfont.realize(layoutfont);
525 tmpfont.realize(layoutfont, bparams.language);
528 return pimpl_->realizeFont(tmpfont, bparams);
532 LyXFont const Paragraph::getLabelFont(BufferParams const & bparams) const
534 LyXLayout_ptr const & lout = layout();
536 LyXFont tmpfont = lout->labelfont;
537 tmpfont.setLanguage(getParLanguage(bparams));
539 return pimpl_->realizeFont(tmpfont, bparams);
543 LyXFont const Paragraph::getLayoutFont(BufferParams const & bparams) const
545 LyXLayout_ptr const & lout = layout();
547 LyXFont tmpfont = lout->font;
548 tmpfont.setLanguage(getParLanguage(bparams));
550 return pimpl_->realizeFont(tmpfont, bparams);
554 /// Returns the height of the highest font in range
556 Paragraph::highestFontInRange(pos_type startpos, pos_type endpos,
557 LyXFont::FONT_SIZE const def_size) const
559 if (pimpl_->fontlist.empty())
562 Pimpl::FontList::const_iterator end_it = pimpl_->fontlist.begin();
563 Pimpl::FontList::const_iterator end = pimpl_->fontlist.end();
564 for (; end_it != end; ++end_it) {
565 if (end_it->pos() >= endpos)
572 Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
573 for (; cit != end; ++cit) {
574 if (cit->pos() >= startpos)
578 LyXFont::FONT_SIZE maxsize = LyXFont::SIZE_TINY;
579 for (; cit != end_it; ++cit) {
580 LyXFont::FONT_SIZE size = cit->font().size();
581 if (size == LyXFont::INHERIT_SIZE)
583 if (size > maxsize && size <= LyXFont::SIZE_HUGER)
590 Paragraph::value_type
591 Paragraph::getUChar(BufferParams const & bparams, pos_type pos) const
593 value_type c = getChar(pos);
594 if (!lyxrc.rtl_support)
624 if (uc != c && getFontSettings(bparams, pos).isRightToLeft())
631 void Paragraph::setFont(pos_type pos, LyXFont const & font)
633 lyx::Assert(pos <= size());
635 // First, reduce font against layout/label font
636 // Update: The SetCharFont() routine in text2.C already
637 // reduces font, so we don't need to do that here. (Asger)
638 // No need to simplify this because it will disappear
639 // in a new kernel. (Asger)
640 // Next search font table
642 Pimpl::FontList::iterator beg = pimpl_->fontlist.begin();
643 Pimpl::FontList::iterator it = beg;
644 Pimpl::FontList::iterator endit = pimpl_->fontlist.end();
645 for (; it != endit; ++it) {
646 if (it->pos() >= pos)
649 unsigned int i = std::distance(beg, it);
650 bool notfound = (it == endit);
652 if (!notfound && pimpl_->fontlist[i].font() == font)
655 bool begin = pos == 0 || notfound ||
656 (i > 0 && pimpl_->fontlist[i - 1].pos() == pos - 1);
657 // Is position pos is a beginning of a font block?
658 bool end = !notfound && pimpl_->fontlist[i].pos() == pos;
659 // Is position pos is the end of a font block?
660 if (begin && end) { // A single char block
661 if (i + 1 < pimpl_->fontlist.size() &&
662 pimpl_->fontlist[i + 1].font() == font) {
663 // Merge the singleton block with the next block
664 pimpl_->fontlist.erase(pimpl_->fontlist.begin() + i);
665 if (i > 0 && pimpl_->fontlist[i - 1].font() == font)
666 pimpl_->fontlist.erase(pimpl_->fontlist.begin() + i - 1);
667 } else if (i > 0 && pimpl_->fontlist[i - 1].font() == font) {
668 // Merge the singleton block with the previous block
669 pimpl_->fontlist[i - 1].pos(pos);
670 pimpl_->fontlist.erase(pimpl_->fontlist.begin() + i);
672 pimpl_->fontlist[i].font(font);
674 if (i > 0 && pimpl_->fontlist[i - 1].font() == font)
675 pimpl_->fontlist[i - 1].pos(pos);
677 pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i,
678 Pimpl::FontTable(pos, font));
680 pimpl_->fontlist[i].pos(pos - 1);
681 if (!(i + 1 < pimpl_->fontlist.size() &&
682 pimpl_->fontlist[i + 1].font() == font))
683 pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i + 1,
684 Pimpl::FontTable(pos, font));
685 } else { // The general case. The block is splitted into 3 blocks
686 pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i,
687 Pimpl::FontTable(pos - 1, pimpl_->fontlist[i].font()));
688 pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i + 1,
689 Pimpl::FontTable(pos, font));
695 void Paragraph::next(Paragraph * p)
701 // This function is able to hide closed footnotes.
702 Paragraph * Paragraph::next()
708 Paragraph const * Paragraph::next() const
714 void Paragraph::previous(Paragraph * p)
720 // This function is able to hide closed footnotes.
721 Paragraph * Paragraph::previous()
727 // This function is able to hide closed footnotes.
728 Paragraph const * Paragraph::previous() const
735 void Paragraph::makeSameLayout(Paragraph const * par)
737 layout(par->layout());
739 params() = par->params();
743 int Paragraph::stripLeadingSpaces()
745 if (layout()->free_spacing ||
751 while (!empty() && (isNewline(0) || isLineSeparator(0))) {
760 bool Paragraph::hasSameLayout(Paragraph const * par) const
763 par->layout() == layout() &&
764 params().sameLayout(par->params());
768 int Paragraph::getEndLabel() const
770 Paragraph const * par = this;
771 depth_type par_depth = getDepth();
773 LyXLayout_ptr const & layout = par->layout();
774 int const endlabeltype = layout->endlabeltype;
776 if (endlabeltype != END_LABEL_NO_LABEL) {
780 depth_type const next_depth = next_->getDepth();
781 if (par_depth > next_depth ||
782 (par_depth == next_depth
783 && layout != next_->layout()))
789 par = par->outerHook();
791 par_depth = par->getDepth();
793 return END_LABEL_NO_LABEL;
797 Paragraph::depth_type Paragraph::getDepth() const
799 return params().depth();
803 Paragraph::depth_type Paragraph::getMaxDepthAfter() const
805 bool const isenv = layout()->isEnvironment();
808 return params().depth() + 1;
810 return params().depth();
814 char Paragraph::getAlign() const
816 return params().align();
820 string const & Paragraph::getLabelstring() const
822 return params().labelString();
826 // the next two functions are for the manual labels
827 string const Paragraph::getLabelWidthString() const
829 if (!params().labelWidthString().empty())
830 return params().labelWidthString();
832 return _("Senseless with this layout!");
836 void Paragraph::setLabelWidthString(string const & s)
838 params().labelWidthString(s);
842 void Paragraph::applyLayout(LyXLayout_ptr const & new_layout)
845 params().labelWidthString(string());
846 params().align(LYX_ALIGN_LAYOUT);
847 params().spaceTop(VSpace(VSpace::NONE));
848 params().spaceBottom(VSpace(VSpace::NONE));
849 params().spacing(Spacing(Spacing::Default));
853 // if the layout of a paragraph contains a manual label, the beginning of the
854 // main body is the beginning of the second word. This is what the par-
855 // function returns. If the layout does not contain a label, the main
856 // body always starts with position 0. This differentiation is necessary,
857 // because there cannot be a newline or a blank <= the beginning of the
860 int Paragraph::beginningOfMainBody() const
862 // Unroll the first two cycles of the loop
863 // and remember the previous character to
864 // remove unnecessary GetChar() calls
866 if (i < size() && getChar(i) != Paragraph::META_NEWLINE) {
868 char previous_char = 0;
871 && (previous_char = getChar(i)) != Paragraph::META_NEWLINE) {
872 // Yes, this ^ is supposed to be "= " not "=="
875 && previous_char != ' '
876 && (temp = getChar(i)) != Paragraph::META_NEWLINE) {
878 previous_char = temp;
887 Paragraph * Paragraph::depthHook(depth_type depth)
889 Paragraph * newpar = this;
892 newpar = newpar->previous();
893 } while (newpar && newpar->getDepth() > depth);
896 if (previous() || getDepth())
897 lyxerr << "ERROR (Paragraph::DepthHook): "
906 Paragraph const * Paragraph::depthHook(depth_type depth) const
908 Paragraph const * newpar = this;
911 newpar = newpar->previous();
912 } while (newpar && newpar->getDepth() > depth);
915 if (previous() || getDepth())
916 lyxerr << "ERROR (Paragraph::DepthHook): "
925 Paragraph * Paragraph::outerHook()
929 return depthHook(depth_type(getDepth() - 1));
933 Paragraph const * Paragraph::outerHook() const
937 return depthHook(depth_type(getDepth() - 1));
941 // returns -1 if inset not found
942 int Paragraph::getPositionOfInset(Inset const * inset) const
945 InsetList::iterator it = insetlist.begin();
946 InsetList::iterator end = insetlist.end();
947 for (; it != end; ++it) {
948 if (it.getInset() == inset) {
959 Paragraph * Paragraph::TeXOnePar(Buffer const * buf,
960 BufferParams const & bparams,
961 ostream & os, TexRow & texrow,
964 lyxerr[Debug::LATEX] << "TeXOnePar... " << this << endl;
965 Inset const * in = inInset();
966 bool further_blank_line = false;
969 // well we have to check if we are in an inset with unlimited
970 // lenght (all in one row) if that is true then we don't allow
971 // any special options in the paragraph and also we don't allow
972 // any environment other then "Standard" to be valid!
973 if ((in == 0) || !in->forceDefaultParagraphs(in)) {
976 if (params().startOfAppendix()) {
977 os << "\\appendix\n";
981 if (!params().spacing().isDefault()
982 && (!previous() || !previous()->hasSameLayout(this))) {
983 os << params().spacing().writeEnvirBegin() << "\n";
987 if (style->isCommand()) {
992 if (params().pagebreakTop()) {
994 further_blank_line = true;
996 if (params().spaceTop().kind() != VSpace::NONE) {
997 os << params().spaceTop().asLatexCommand(bparams);
998 further_blank_line = true;
1001 if (params().lineTop()) {
1002 os << "\\lyxline{\\" << getFont(bparams, 0).latexSize() << '}'
1003 << "\\vspace{-1\\parskip}";
1004 further_blank_line = true;
1007 if (further_blank_line) {
1012 style = bparams.getLyXTextClass().defaultLayout();
1015 Language const * language = getParLanguage(bparams);
1016 Language const * doc_language = bparams.language;
1017 Language const * previous_language = previous()
1018 ? previous()->getParLanguage(bparams) : doc_language;
1020 if (language->babel() != previous_language->babel()
1021 // check if we already put language command in TeXEnvironment()
1022 && !(style->isEnvironment()
1023 && (!previous() || previous()->layout() != layout() ||
1024 previous()->params().depth() != params().depth())))
1026 if (!lyxrc.language_command_end.empty() &&
1027 previous_language->babel() != doc_language->babel())
1029 os << subst(lyxrc.language_command_end, "$$lang",
1030 previous_language->babel())
1035 if (lyxrc.language_command_end.empty() ||
1036 language->babel() != doc_language->babel())
1038 os << subst(lyxrc.language_command_begin, "$$lang",
1045 if (bparams.inputenc == "auto" &&
1046 language->encoding() != previous_language->encoding()) {
1047 os << "\\inputencoding{"
1048 << language->encoding()->LatexName()
1053 switch (style->latextype) {
1056 << style->latexname()
1057 << style->latexparam();
1059 case LATEX_ITEM_ENVIRONMENT:
1061 bibkey->latex(buf, os, false, false);
1065 case LATEX_LIST_ENVIRONMENT:
1072 bool need_par = simpleTeXOnePar(buf, bparams, os, texrow, moving_arg);
1074 // Make sure that \\par is done with the font of the last
1075 // character if this has another size as the default.
1076 // This is necessary because LaTeX (and LyX on the screen)
1077 // calculates the space between the baselines according
1078 // to this font. (Matthias)
1080 // Is this really needed ? (Dekel)
1081 // We do not need to use to change the font for the last paragraph
1082 // or for a command.
1083 LyXFont const font =
1085 ? getLayoutFont(bparams) : getFont(bparams, size() - 1));
1087 bool is_command = style->isCommand();
1089 if (style->resfont.size() != font.size() && next_ && !is_command) {
1092 os << "\\" << font.latexSize() << " \\par}";
1093 } else if (need_par) {
1095 } else if (is_command)
1098 switch (style->latextype) {
1099 case LATEX_ITEM_ENVIRONMENT:
1100 case LATEX_LIST_ENVIRONMENT:
1101 if (next_ && (params().depth() < next_->params().depth())) {
1106 case LATEX_ENVIRONMENT:
1107 // if its the last paragraph of the current environment
1108 // skip it otherwise fall through
1110 && (next_->layout() != layout()
1111 || next_->params().depth() != params().depth()))
1113 // fall through possible
1115 // we don't need it for the last paragraph!!!
1122 if ((in == 0) || !in->forceDefaultParagraphs(in)) {
1123 further_blank_line = false;
1124 if (params().lineBottom()) {
1125 os << "\\lyxline{\\" << font.latexSize() << '}';
1126 further_blank_line = true;
1129 if (params().spaceBottom().kind() != VSpace::NONE) {
1130 os << params().spaceBottom().asLatexCommand(bparams);
1131 further_blank_line = true;
1134 if (params().pagebreakBottom()) {
1136 further_blank_line = true;
1139 if (further_blank_line) {
1144 if (!params().spacing().isDefault()
1145 && (!next_ || !next_->hasSameLayout(this))) {
1146 os << params().spacing().writeEnvirEnd() << "\n";
1151 // we don't need it for the last paragraph!!!
1156 // Since \selectlanguage write the language to the aux file,
1157 // we need to reset the language at the end of footnote or
1160 if (language->babel() != doc_language->babel()) {
1161 if (lyxrc.language_command_end.empty())
1162 os << subst(lyxrc.language_command_begin,
1164 doc_language->babel())
1167 os << subst(lyxrc.language_command_end,
1175 lyxerr[Debug::LATEX] << "TeXOnePar...done " << next_ << endl;
1180 // This could go to ParagraphParameters if we want to
1181 int Paragraph::startTeXParParams(BufferParams const & bparams,
1182 ostream & os, bool moving_arg) const
1186 if (params().noindent()) {
1187 os << "\\noindent ";
1191 switch (params().align()) {
1192 case LYX_ALIGN_NONE:
1193 case LYX_ALIGN_BLOCK:
1194 case LYX_ALIGN_LAYOUT:
1195 case LYX_ALIGN_SPECIAL:
1197 case LYX_ALIGN_LEFT:
1198 case LYX_ALIGN_RIGHT:
1199 case LYX_ALIGN_CENTER:
1207 switch (params().align()) {
1208 case LYX_ALIGN_NONE:
1209 case LYX_ALIGN_BLOCK:
1210 case LYX_ALIGN_LAYOUT:
1211 case LYX_ALIGN_SPECIAL:
1213 case LYX_ALIGN_LEFT:
1214 if (getParLanguage(bparams)->babel() != "hebrew") {
1215 os << "\\begin{flushleft}";
1218 os << "\\begin{flushright}";
1222 case LYX_ALIGN_RIGHT:
1223 if (getParLanguage(bparams)->babel() != "hebrew") {
1224 os << "\\begin{flushright}";
1227 os << "\\begin{flushleft}";
1231 case LYX_ALIGN_CENTER:
1232 os << "\\begin{center}";
1241 // This could go to ParagraphParameters if we want to
1242 int Paragraph::endTeXParParams(BufferParams const & bparams,
1243 ostream & os, bool moving_arg) const
1247 switch (params().align()) {
1248 case LYX_ALIGN_NONE:
1249 case LYX_ALIGN_BLOCK:
1250 case LYX_ALIGN_LAYOUT:
1251 case LYX_ALIGN_SPECIAL:
1253 case LYX_ALIGN_LEFT:
1254 case LYX_ALIGN_RIGHT:
1255 case LYX_ALIGN_CENTER:
1263 switch (params().align()) {
1264 case LYX_ALIGN_NONE:
1265 case LYX_ALIGN_BLOCK:
1266 case LYX_ALIGN_LAYOUT:
1267 case LYX_ALIGN_SPECIAL:
1269 case LYX_ALIGN_LEFT:
1270 if (getParLanguage(bparams)->babel() != "hebrew") {
1271 os << "\\end{flushleft}";
1274 os << "\\end{flushright}";
1278 case LYX_ALIGN_RIGHT:
1279 if (getParLanguage(bparams)->babel() != "hebrew") {
1280 os << "\\end{flushright}";
1283 os << "\\end{flushleft}";
1287 case LYX_ALIGN_CENTER:
1288 os << "\\end{center}";
1296 // This one spits out the text of the paragraph
1297 bool Paragraph::simpleTeXOnePar(Buffer const * buf,
1298 BufferParams const & bparams,
1299 ostream & os, TexRow & texrow,
1302 lyxerr[Debug::LATEX] << "SimpleTeXOnePar... " << this << endl;
1304 bool return_value = false;
1306 LyXLayout_ptr style;
1308 // well we have to check if we are in an inset with unlimited
1309 // lenght (all in one row) if that is true then we don't allow
1310 // any special options in the paragraph and also we don't allow
1311 // any environment other then "Standard" to be valid!
1313 (inInset() && inInset()->forceDefaultParagraphs(inInset()));
1316 style = bparams.getLyXTextClass().defaultLayout();
1323 // Maybe we have to create a optional argument.
1325 if (style->labeltype != LABEL_MANUAL)
1328 main_body = beginningOfMainBody();
1332 if (main_body > 0) {
1335 basefont = getLabelFont(bparams);
1337 basefont = getLayoutFont(bparams);
1340 moving_arg |= style->needprotect;
1342 // Which font is currently active?
1343 LyXFont running_font(basefont);
1344 // Do we have an open font change?
1345 bool open_font = false;
1347 texrow.start(this, 0);
1349 // if the paragraph is empty, the loop will not be entered at all
1351 if (style->isCommand()) {
1356 column += startTeXParParams(bparams, os, moving_arg);
1360 for (pos_type i = 0; i < size(); ++i) {
1362 // First char in paragraph or after label?
1363 if (i == main_body) {
1364 if (main_body > 0) {
1366 column += running_font.latexWriteEndChanges(os, basefont, basefont);
1369 basefont = getLayoutFont(bparams);
1370 running_font = basefont;
1374 if (style->isCommand()) {
1380 column += startTeXParParams(bparams, os,
1384 value_type c = getChar(i);
1386 // Fully instantiated font
1387 LyXFont font = getFont(bparams, i);
1389 LyXFont const last_font = running_font;
1391 // Spaces at end of font change are simulated to be
1392 // outside font change, i.e. we write "\textXX{text} "
1393 // rather than "\textXX{text }". (Asger)
1394 if (open_font && c == ' ' && i <= size() - 2) {
1395 LyXFont const & next_font = getFont(bparams, i + 1);
1396 if (next_font != running_font
1397 && next_font != font) {
1402 // We end font definition before blanks
1404 (font != running_font ||
1405 font.language() != running_font.language()))
1407 column += running_font.latexWriteEndChanges(os,
1409 (i == main_body-1) ? basefont : font);
1410 running_font = basefont;
1414 // Blanks are printed before start of fontswitch
1416 // Do not print the separation of the optional argument
1417 if (i != main_body - 1) {
1418 pimpl_->simpleTeXBlanks(os, texrow, i,
1419 column, font, *style);
1423 // Do we need to change font?
1424 if ((font != running_font ||
1425 font.language() != running_font.language()) &&
1428 column += font.latexWriteStartChanges(os, basefont,
1430 running_font = font;
1434 if (c == Paragraph::META_NEWLINE) {
1435 // newlines are handled differently here than
1436 // the default in SimpleTeXSpecialChars().
1437 if (!style->newline_allowed) {
1441 column += running_font.latexWriteEndChanges(os, basefont, basefont);
1444 basefont = getLayoutFont(bparams);
1445 running_font = basefont;
1446 if (font.family() ==
1447 LyXFont::TYPEWRITER_FAMILY) {
1456 texrow.start(this, i + 1);
1459 pimpl_->simpleTeXSpecialChars(buf, bparams,
1460 os, texrow, moving_arg,
1462 basefont, open_font,
1463 *style, i, column, c);
1467 // If we have an open font definition, we have to close it
1469 #ifdef FIXED_LANGUAGE_END_DETECTION
1472 .latexWriteEndChanges(os, basefont,
1473 next_->getFont(bparams,
1476 running_font.latexWriteEndChanges(os, basefont,
1480 #ifdef WITH_WARNINGS
1481 //#warning For now we ALWAYS have to close the foreign font settings if they are
1482 //#warning there as we start another \selectlanguage with the next paragraph if
1483 //#warning we are in need of this. This should be fixed sometime (Jug)
1485 running_font.latexWriteEndChanges(os, basefont, basefont);
1489 // Needed if there is an optional argument but no contents.
1490 if (main_body > 0 && main_body == size()) {
1492 return_value = false;
1496 column += endTeXParParams(bparams, os, moving_arg);
1499 lyxerr[Debug::LATEX] << "SimpleTeXOnePar...done " << this << endl;
1500 return return_value;
1504 Paragraph * Paragraph::TeXEnvironment(Buffer const * buf,
1505 BufferParams const & bparams,
1506 ostream & os, TexRow & texrow)
1508 lyxerr[Debug::LATEX] << "TeXEnvironment... " << this << endl;
1510 LyXLayout_ptr const & style = layout();
1512 Language const * language = getParLanguage(bparams);
1513 Language const * doc_language = bparams.language;
1514 Language const * previous_language = previous_
1515 ? previous_->getParLanguage(bparams) : doc_language;
1516 if (language->babel() != previous_language->babel()) {
1518 if (!lyxrc.language_command_end.empty() &&
1519 previous_language->babel() != doc_language->babel()) {
1520 os << subst(lyxrc.language_command_end, "$$lang",
1521 previous_language->babel())
1526 if (lyxrc.language_command_end.empty() ||
1527 language->babel() != doc_language->babel()) {
1528 os << subst(lyxrc.language_command_begin, "$$lang",
1535 bool leftindent_open = false;
1536 if (!params().leftIndent().zero()) {
1537 os << "\\begin{LyXParagraphLeftIndent}{" <<
1538 params().leftIndent().asLatexString() << "}\n";
1540 leftindent_open = true;
1543 if (style->isEnvironment()) {
1544 if (style->latextype == LATEX_LIST_ENVIRONMENT) {
1545 os << "\\begin{" << style->latexname() << "}{"
1546 << params().labelWidthString() << "}\n";
1547 } else if (style->labeltype == LABEL_BIBLIO) {
1549 os << "\\begin{" << style->latexname() << "}{"
1550 << bibitemWidest(buf)
1552 } else if (style->latextype == LATEX_ITEM_ENVIRONMENT) {
1553 os << "\\begin{" << style->latexname() << '}'
1554 << style->latexparam() << '\n';
1556 os << "\\begin{" << style->latexname() << '}'
1557 << style->latexparam() << '\n';
1560 Paragraph * par = this;
1562 par = par->TeXOnePar(buf, bparams, os, texrow, false);
1564 if (par && par->params().depth() > params().depth()) {
1565 if (par->layout()->isParagraph()) {
1568 // How to handle this? (Lgb)
1569 //&& !suffixIs(os, "\n\n")
1571 // There should be at least one '\n' already
1572 // but we need there to be two for Standard
1573 // paragraphs that are depth-increment'ed to be
1574 // output correctly. However, tables can
1575 // also be paragraphs so don't adjust them.
1578 // Will it ever harm to have one '\n' too
1579 // many? i.e. that we sometimes will have
1580 // three in a row. (Lgb)
1584 par = par->pimpl_->TeXDeeper(buf, bparams, os, texrow);
1587 && par->layout() == layout()
1588 && par->params().depth() == params().depth()
1589 && par->params().leftIndent() == params().leftIndent());
1591 if (style->isEnvironment()) {
1592 os << "\\end{" << style->latexname() << "}\n";
1596 if (leftindent_open) {
1597 os << "\\end{LyXParagraphLeftIndent}\n";
1601 lyxerr[Debug::LATEX] << "TeXEnvironment...done " << par << endl;
1602 return par; // ale970302
1606 bool Paragraph::isHfill(pos_type pos) const
1608 return IsHfillChar(getChar(pos));
1612 bool Paragraph::isInset(pos_type pos) const
1614 return IsInsetChar(getChar(pos));
1618 bool Paragraph::isNewline(pos_type pos) const
1620 return pos >= 0 && IsNewlineChar(getChar(pos));
1624 bool Paragraph::isSeparator(pos_type pos) const
1626 return IsSeparatorChar(getChar(pos));
1630 bool Paragraph::isLineSeparator(pos_type pos) const
1632 value_type const c = getChar(pos);
1633 return IsLineSeparatorChar(c)
1634 || (IsInsetChar(c) && getInset(pos) &&
1635 getInset(pos)->isLineSeparator());
1639 bool Paragraph::isKomma(pos_type pos) const
1641 return IsKommaChar(getChar(pos));
1645 /// Used by the spellchecker
1646 bool Paragraph::isLetter(pos_type pos) const
1648 value_type const c = getChar(pos);
1649 if (IsLetterChar(c))
1652 return getInset(pos)->isLetter();
1653 // We want to pass the ' and escape chars to ispell
1654 string const extra = lyxrc.isp_esc_chars + '\'';
1655 return contains(extra, c);
1659 bool Paragraph::isWord(pos_type pos) const
1661 return IsWordChar(getChar(pos)) ;
1666 Paragraph::getParLanguage(BufferParams const & bparams) const
1669 #ifndef INHERIT_LANGUAGE
1670 return getFirstFontSettings().language();
1672 Language const * lang = getFirstFontSettings().language();
1673 #ifdef WITH_WARNINGS
1674 #warning We should make this somewhat better, any ideas? (Jug)
1676 if (lang == inherit_language || lang == ignore_language)
1677 lang = bparams.language;
1680 } else if (previous_)
1681 return previous_->getParLanguage(bparams);
1683 return bparams.language;
1687 bool Paragraph::isRightToLeftPar(BufferParams const & bparams) const
1689 return lyxrc.rtl_support
1690 && getParLanguage(bparams)->RightToLeft()
1691 && !(inInset() && inInset()->owner() &&
1692 inInset()->owner()->lyxCode() == Inset::ERT_CODE);
1696 void Paragraph::changeLanguage(BufferParams const & bparams,
1697 Language const * from, Language const * to)
1699 for (pos_type i = 0; i < size(); ++i) {
1700 LyXFont font = getFontSettings(bparams, i);
1701 if (font.language() == from) {
1702 font.setLanguage(to);
1709 bool Paragraph::isMultiLingual(BufferParams const & bparams)
1711 Language const * doc_language = bparams.language;
1712 Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
1713 Pimpl::FontList::const_iterator end = pimpl_->fontlist.end();
1715 for (; cit != end; ++cit)
1716 if (cit->font().language() != ignore_language &&
1717 cit->font().language() != latex_language &&
1718 #ifdef INHERIT_LANGUAGE
1719 cit->font().language() != inherit_language &&
1721 cit->font().language() != doc_language)
1727 // Convert the paragraph to a string.
1728 // Used for building the table of contents
1729 string const Paragraph::asString(Buffer const * buffer, bool label)
1731 BufferParams const & bparams = buffer->params;
1733 if (label && !params().labelString().empty())
1734 s += params().labelString() + ' ';
1735 string::size_type const len = s.size();
1737 for (pos_type i = 0; i < size(); ++i) {
1738 value_type c = getChar(i);
1741 else if (c == META_INSET &&
1742 getInset(i)->lyxCode() == Inset::MATH_CODE) {
1744 getInset(i)->ascii(buffer, ost);
1745 s += subst(ost.str().c_str(),'\n',' ');
1749 if (isRightToLeftPar(bparams))
1750 reverse(s.begin() + len,s.end());
1756 string const Paragraph::asString(Buffer const * buffer,
1757 pos_type beg, pos_type end, bool label)
1761 if (beg == 0 && label && !params().labelString().empty())
1762 ost << params().labelString() << ' ';
1764 for (pos_type i = beg; i < end; ++i) {
1765 value_type const c = getUChar(buffer->params, i);
1768 else if (c == META_NEWLINE)
1770 else if (c == META_HFILL)
1772 else if (c == META_INSET) {
1773 getInset(i)->ascii(buffer, ost);
1777 return ost.str().c_str();
1781 void Paragraph::setInsetOwner(Inset * i)
1783 pimpl_->inset_owner = i;
1784 InsetList::iterator it = insetlist.begin();
1785 InsetList::iterator end = insetlist.end();
1786 for (; it != end; ++it) {
1788 it.getInset()->setOwner(i);
1793 void Paragraph::deleteInsetsLyXText(BufferView * bv)
1796 insetlist.deleteInsetsLyXText(bv);
1800 void Paragraph::resizeInsetsLyXText(BufferView * bv)
1803 insetlist.resizeInsetsLyXText(bv);
1807 void Paragraph::setContentsFromPar(Paragraph * par)
1809 pimpl_->setContentsFromPar(par);
1813 lyx::pos_type Paragraph::size() const
1815 return pimpl_->size();
1819 bool Paragraph::empty() const
1821 return pimpl_->empty();
1825 Paragraph::value_type Paragraph::getChar(pos_type pos) const
1827 return pimpl_->getChar(pos);
1831 int Paragraph::id() const
1837 LyXLayout_ptr const & Paragraph::layout() const
1843 void Paragraph::layout(LyXLayout_ptr const & new_layout)
1845 layout_ = new_layout;
1849 bool Paragraph::isFirstInSequence() const
1851 Paragraph const * dhook = depthHook(getDepth());
1852 return (dhook == this
1853 || dhook->layout() != layout()
1854 || dhook->getDepth() != getDepth());
1858 Inset * Paragraph::inInset() const
1860 return pimpl_->inset_owner;
1864 void Paragraph::clearContents()
1869 void Paragraph::setChar(pos_type pos, value_type c)
1871 pimpl_->setChar(pos, c);
1875 ParagraphParameters & Paragraph::params()
1877 return pimpl_->params;
1881 ParagraphParameters const & Paragraph::params() const
1883 return pimpl_->params;
1887 Paragraph * Paragraph::getParFromID(int id) const
1889 return pimpl_->getParFromID(id);
1893 bool Paragraph::isFreeSpacing() const
1895 // for now we just need this, later should we need this in some
1896 // other way we can always add a function to Inset::() too.
1897 if (pimpl_->inset_owner && pimpl_->inset_owner->owner())
1898 return (pimpl_->inset_owner->owner()->lyxCode() == Inset::ERT_CODE);