3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Asger Alstrup
7 * \author Lars Gullik Bjønnes
8 * \author Jean-Marc Lasgouttes
9 * \author Angus Leeming
11 * \author André Pönitz
13 * \author Jürgen Vigna
15 * Full author contact details are available in file CREDITS.
20 #include "paragraph.h"
21 #include "paragraph_pimpl.h"
24 #include "bufferparams.h"
33 #include "outputparams.h"
34 #include "paragraph_funcs.h"
35 #include "ParagraphList_fwd.h"
40 #include "insets/insetbibitem.h"
41 #include "insets/insetoptarg.h"
43 #include "support/lstrings.h"
44 #include "support/textutils.h"
45 #include "support/tostr.h"
47 #include <boost/tuple/tuple.hpp>
48 #include <boost/bind.hpp>
56 using lyx::support::subst;
64 using std::ostringstream;
67 ParagraphList::ParagraphList()
71 Paragraph::Paragraph()
72 : begin_of_body_(0), pimpl_(new Paragraph::Pimpl(this))
79 Paragraph::Paragraph(Paragraph const & par)
80 : itemdepth(par.itemdepth), insetlist(par.insetlist),
82 rows_(par.rows_), layout_(par.layout_),
83 text_(par.text_), begin_of_body_(par.begin_of_body_),
84 pimpl_(new Paragraph::Pimpl(*par.pimpl_, this))
86 //lyxerr << "Paragraph::Paragraph(Paragraph const&)" << endl;
87 InsetList::iterator it = insetlist.begin();
88 InsetList::iterator end = insetlist.end();
89 for (; it != end; ++it)
90 it->inset = it->inset->clone().release();
94 Paragraph & Paragraph::operator=(Paragraph const & par)
96 // needed as we will destroy the pimpl_ before copying it
98 itemdepth = par.itemdepth;
100 insetlist = par.insetlist;
101 InsetList::iterator it = insetlist.begin();
102 InsetList::iterator end = insetlist.end();
103 for (; it != end; ++it)
104 it->inset = it->inset->clone().release();
108 layout_ = par.layout();
110 begin_of_body_ = par.begin_of_body_;
113 pimpl_ = new Pimpl(*par.pimpl_, this);
119 Paragraph::~Paragraph()
123 //lyxerr << "Paragraph::paragraph_id = "
124 // << Paragraph::paragraph_id << endl;
128 void Paragraph::write(Buffer const & buf, ostream & os,
129 BufferParams const & bparams,
130 depth_type & dth) const
132 // The beginning or end of a deeper (i.e. nested) area?
133 if (dth != params().depth()) {
134 if (params().depth() > dth) {
135 while (params().depth() > dth) {
136 os << "\n\\begin_deeper";
140 while (params().depth() < dth) {
141 os << "\n\\end_deeper";
147 // First write the layout
148 os << "\n\\begin_layout " << layout()->name() << '\n';
152 LyXFont font1(LyXFont::ALL_INHERIT, bparams.language);
154 Change running_change = Change(Change::UNCHANGED);
155 lyx::time_type const curtime(lyx::current_time());
158 for (pos_type i = 0; i < size(); ++i) {
164 Change change = pimpl_->lookupChangeFull(i);
165 Changes::lyxMarkChange(os, column, curtime, running_change, change);
166 running_change = change;
168 // Write font changes
169 LyXFont font2 = getFontSettings(bparams, i);
170 if (font2 != font1) {
171 font2.lyxWriteChanges(font1, os);
176 value_type const c = getChar(i);
180 InsetBase const * inset = getInset(i);
182 if (inset->directWrite()) {
183 // international char, let it write
184 // code directly so it's shorter in
186 inset->write(buf, os);
188 os << "\n\\begin_inset ";
189 inset->write(buf, os);
190 os << "\n\\end_inset\n\n";
196 os << "\n\\backslash\n";
200 if (i + 1 < size() && getChar(i + 1) == ' ') {
207 if ((column > 70 && c == ' ')
212 // this check is to amend a bug. LyX sometimes
213 // inserts '\0' this could cause problems.
217 lyxerr << "ERROR (Paragraph::writeFile):"
218 " NULL char in structure." << endl;
224 // to make reading work properly
226 running_change = pimpl_->lookupChange(0);
227 Changes::lyxMarkChange(os, column, curtime,
228 Change(Change::UNCHANGED), running_change);
230 Changes::lyxMarkChange(os, column, curtime,
231 running_change, Change(Change::UNCHANGED));
233 os << "\n\\end_layout\n";
237 void Paragraph::validate(LaTeXFeatures & features) const
239 pimpl_->validate(features, *layout());
243 void Paragraph::eraseIntern(lyx::pos_type pos)
245 pimpl_->eraseIntern(pos);
249 bool Paragraph::erase(pos_type pos)
251 return pimpl_->erase(pos);
255 int Paragraph::erase(pos_type start, pos_type end)
257 return pimpl_->erase(start, end);
261 void Paragraph::insert(pos_type start, string const & str,
262 LyXFont const & font)
264 int size = str.size();
265 for (int i = 0 ; i < size ; ++i)
266 insertChar(start + i, str[i], font);
270 bool Paragraph::checkInsertChar(LyXFont &)
276 void Paragraph::insertChar(pos_type pos, Paragraph::value_type c,
279 pimpl_->insertChar(pos, c, change);
283 void Paragraph::insertChar(pos_type pos, Paragraph::value_type c,
284 LyXFont const & font, Change change)
286 pimpl_->insertChar(pos, c, change);
291 void Paragraph::insertInset(pos_type pos, InsetBase * inset, Change change)
293 pimpl_->insertInset(pos, inset, change);
297 void Paragraph::insertInset(pos_type pos, InsetBase * inset,
298 LyXFont const & font, Change change)
300 pimpl_->insertInset(pos, inset, change);
305 bool Paragraph::insetAllowed(InsetBase_code code)
307 return !pimpl_->inset_owner || pimpl_->inset_owner->insetAllowed(code);
311 InsetBase * Paragraph::getInset(pos_type pos)
313 BOOST_ASSERT(pos < size());
314 return insetlist.get(pos);
318 InsetBase const * Paragraph::getInset(pos_type pos) const
320 BOOST_ASSERT(pos < size());
321 return insetlist.get(pos);
325 // Gets uninstantiated font setting at position.
326 LyXFont const Paragraph::getFontSettings(BufferParams const & bparams,
330 lyxerr << " pos: " << pos << " size: " << size() << endl;
331 BOOST_ASSERT(pos <= size());
334 Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
335 Pimpl::FontList::const_iterator end = pimpl_->fontlist.end();
336 for (; cit != end; ++cit)
337 if (cit->pos() >= pos)
343 if (pos == size() && !empty())
344 return getFontSettings(bparams, pos - 1);
346 return LyXFont(LyXFont::ALL_INHERIT, getParLanguage(bparams));
350 lyx::pos_type Paragraph::getEndPosOfFontSpan(lyx::pos_type pos) const
352 BOOST_ASSERT(pos <= size());
354 Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
355 Pimpl::FontList::const_iterator end = pimpl_->fontlist.end();
356 for (; cit != end; ++cit)
357 if (cit->pos() >= pos)
360 // This should not happen, but if so, we take no chances.
361 //lyxerr << "Paragraph::getEndPosOfFontSpan: This should not happen!"
367 // Gets uninstantiated font setting at position 0
368 LyXFont const Paragraph::getFirstFontSettings() const
370 if (!empty() && !pimpl_->fontlist.empty())
371 return pimpl_->fontlist[0].font();
373 return LyXFont(LyXFont::ALL_INHERIT);
377 // Gets the fully instantiated font at a given position in a paragraph
378 // This is basically the same function as LyXText::GetFont() in text2.C.
379 // The difference is that this one is used for generating the LaTeX file,
380 // and thus cosmetic "improvements" are disallowed: This has to deliver
381 // the true picture of the buffer. (Asger)
382 LyXFont const Paragraph::getFont(BufferParams const & bparams, pos_type pos,
383 LyXFont const & outerfont) const
385 BOOST_ASSERT(pos >= 0);
387 LyXLayout_ptr const & lout = layout();
389 pos_type const body_pos = beginOfBody();
393 layoutfont = lout->labelfont;
395 layoutfont = lout->font;
397 LyXFont font = getFontSettings(bparams, pos);
398 font.realize(layoutfont);
399 font.realize(outerfont);
400 font.realize(bparams.getLyXTextClass().defaultfont());
406 LyXFont const Paragraph::getLabelFont
407 (BufferParams const & bparams, LyXFont const & outerfont) const
409 LyXFont tmpfont = layout()->labelfont;
410 tmpfont.setLanguage(getParLanguage(bparams));
411 tmpfont.realize(outerfont);
412 tmpfont.realize(bparams.getLyXTextClass().defaultfont());
417 LyXFont const Paragraph::getLayoutFont
418 (BufferParams const & bparams, LyXFont const & outerfont) const
420 LyXFont tmpfont = layout()->font;
421 tmpfont.setLanguage(getParLanguage(bparams));
422 tmpfont.realize(outerfont);
423 tmpfont.realize(bparams.getLyXTextClass().defaultfont());
428 /// Returns the height of the highest font in range
429 LyXFont_size Paragraph::highestFontInRange
430 (pos_type startpos, pos_type endpos, LyXFont_size def_size) const
432 if (pimpl_->fontlist.empty())
435 Pimpl::FontList::const_iterator end_it = pimpl_->fontlist.begin();
436 Pimpl::FontList::const_iterator const end = pimpl_->fontlist.end();
437 for (; end_it != end; ++end_it) {
438 if (end_it->pos() >= endpos)
445 Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
446 for (; cit != end; ++cit) {
447 if (cit->pos() >= startpos)
451 LyXFont::FONT_SIZE maxsize = LyXFont::SIZE_TINY;
452 for (; cit != end_it; ++cit) {
453 LyXFont::FONT_SIZE size = cit->font().size();
454 if (size == LyXFont::INHERIT_SIZE)
456 if (size > maxsize && size <= LyXFont::SIZE_HUGER)
463 Paragraph::value_type
464 Paragraph::getUChar(BufferParams const & bparams, pos_type pos) const
466 value_type c = getChar(pos);
467 if (!lyxrc.rtl_support)
497 if (uc != c && getFontSettings(bparams, pos).isRightToLeft())
504 void Paragraph::setFont(pos_type pos, LyXFont const & font)
506 BOOST_ASSERT(pos <= size());
508 // First, reduce font against layout/label font
509 // Update: The setCharFont() routine in text2.C already
510 // reduces font, so we don't need to do that here. (Asger)
511 // No need to simplify this because it will disappear
512 // in a new kernel. (Asger)
513 // Next search font table
515 Pimpl::FontList::iterator beg = pimpl_->fontlist.begin();
516 Pimpl::FontList::iterator it = beg;
517 Pimpl::FontList::iterator endit = pimpl_->fontlist.end();
518 for (; it != endit; ++it) {
519 if (it->pos() >= pos)
522 unsigned int i = distance(beg, it);
523 bool notfound = (it == endit);
525 if (!notfound && pimpl_->fontlist[i].font() == font)
528 bool begin = pos == 0 || notfound ||
529 (i > 0 && pimpl_->fontlist[i - 1].pos() == pos - 1);
530 // Is position pos is a beginning of a font block?
531 bool end = !notfound && pimpl_->fontlist[i].pos() == pos;
532 // Is position pos is the end of a font block?
533 if (begin && end) { // A single char block
534 if (i + 1 < pimpl_->fontlist.size() &&
535 pimpl_->fontlist[i + 1].font() == font) {
536 // Merge the singleton block with the next block
537 pimpl_->fontlist.erase(pimpl_->fontlist.begin() + i);
538 if (i > 0 && pimpl_->fontlist[i - 1].font() == font)
539 pimpl_->fontlist.erase(pimpl_->fontlist.begin() + i - 1);
540 } else if (i > 0 && pimpl_->fontlist[i - 1].font() == font) {
541 // Merge the singleton block with the previous block
542 pimpl_->fontlist[i - 1].pos(pos);
543 pimpl_->fontlist.erase(pimpl_->fontlist.begin() + i);
545 pimpl_->fontlist[i].font(font);
547 if (i > 0 && pimpl_->fontlist[i - 1].font() == font)
548 pimpl_->fontlist[i - 1].pos(pos);
550 pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i,
551 Pimpl::FontTable(pos, font));
553 pimpl_->fontlist[i].pos(pos - 1);
554 if (!(i + 1 < pimpl_->fontlist.size() &&
555 pimpl_->fontlist[i + 1].font() == font))
556 pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i + 1,
557 Pimpl::FontTable(pos, font));
558 } else { // The general case. The block is splitted into 3 blocks
559 pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i,
560 Pimpl::FontTable(pos - 1, pimpl_->fontlist[i].font()));
561 pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i + 1,
562 Pimpl::FontTable(pos, font));
567 void Paragraph::makeSameLayout(Paragraph const & par)
569 layout(par.layout());
571 params() = par.params();
575 int Paragraph::stripLeadingSpaces()
581 while (!empty() && (isNewline(0) || isLineSeparator(0))) {
582 pimpl_->eraseIntern(0);
590 bool Paragraph::hasSameLayout(Paragraph const & par) const
592 return par.layout() == layout() && params().sameLayout(par.params());
596 Paragraph::depth_type Paragraph::getDepth() const
598 return params().depth();
602 Paragraph::depth_type Paragraph::getMaxDepthAfter() const
604 if (layout()->isEnvironment())
605 return params().depth() + 1;
607 return params().depth();
611 char Paragraph::getAlign() const
613 return params().align();
617 string const & Paragraph::getLabelstring() const
619 return params().labelString();
623 // the next two functions are for the manual labels
624 string const Paragraph::getLabelWidthString() const
626 if (!params().labelWidthString().empty())
627 return params().labelWidthString();
629 return _("Senseless with this layout!");
633 void Paragraph::setLabelWidthString(string const & s)
635 params().labelWidthString(s);
639 void Paragraph::applyLayout(LyXLayout_ptr const & new_layout)
642 params().labelWidthString(string());
643 params().align(LYX_ALIGN_LAYOUT);
644 params().spacing(Spacing(Spacing::Default));
648 pos_type Paragraph::beginOfBody() const
650 return begin_of_body_;
654 void Paragraph::setBeginOfBody()
656 if (layout()->labeltype != LABEL_MANUAL) {
661 // Unroll the first two cycles of the loop
662 // and remember the previous character to
663 // remove unnecessary getChar() calls
665 pos_type end = size();
666 if (i < end && !isNewline(i)) {
668 char previous_char = 0;
671 previous_char = text_[i];
674 while (i < end && previous_char != ' ') {
679 previous_char = temp;
689 // returns -1 if inset not found
690 int Paragraph::getPositionOfInset(InsetBase const * inset) const
693 InsetList::const_iterator it = insetlist.begin();
694 InsetList::const_iterator end = insetlist.end();
695 for (; it != end; ++it)
696 if (it->inset == inset)
702 InsetBibitem * Paragraph::bibitem() const
704 if (!insetlist.empty()) {
705 InsetBase * inset = insetlist.begin()->inset;
706 if (inset->lyxCode() == InsetBase::BIBTEX_CODE)
707 return static_cast<InsetBibitem *>(inset);
713 bool Paragraph::forceDefaultParagraphs() const
715 return inInset() && inInset()->forceDefaultParagraphs(inInset());
721 // paragraphs inside floats need different alignment tags to avoid
724 bool noTrivlistCentering(InsetBase::Code code)
726 return code == InsetBase::FLOAT_CODE || code == InsetBase::WRAP_CODE;
730 string correction(string const & orig)
732 if (orig == "flushleft")
733 return "raggedright";
734 if (orig == "flushright")
736 if (orig == "center")
742 string const corrected_env(string const & suffix, string const & env,
743 InsetBase::Code code)
745 string output = suffix + "{";
746 if (noTrivlistCentering(code))
747 output += correction(env);
756 // This could go to ParagraphParameters if we want to
757 int Paragraph::startTeXParParams(BufferParams const & bparams,
758 ostream & os, bool moving_arg) const
762 if (params().noindent()) {
767 switch (params().align()) {
769 case LYX_ALIGN_BLOCK:
770 case LYX_ALIGN_LAYOUT:
771 case LYX_ALIGN_SPECIAL:
774 case LYX_ALIGN_RIGHT:
775 case LYX_ALIGN_CENTER:
783 switch (params().align()) {
785 case LYX_ALIGN_BLOCK:
786 case LYX_ALIGN_LAYOUT:
787 case LYX_ALIGN_SPECIAL:
789 case LYX_ALIGN_LEFT: {
791 if (getParLanguage(bparams)->babel() != "hebrew")
792 output = corrected_env("\\begin", "flushleft", ownerCode());
794 output = corrected_env("\\begin", "flushright", ownerCode());
796 column += output.size();
798 } case LYX_ALIGN_RIGHT: {
800 if (getParLanguage(bparams)->babel() != "hebrew")
801 output = corrected_env("\\begin", "flushright", ownerCode());
803 output = corrected_env("\\begin", "flushleft", ownerCode());
805 column += output.size();
807 } case LYX_ALIGN_CENTER: {
809 output = corrected_env("\\begin", "center", ownerCode());
811 column += output.size();
820 // This could go to ParagraphParameters if we want to
821 int Paragraph::endTeXParParams(BufferParams const & bparams,
822 ostream & os, bool moving_arg) const
826 switch (params().align()) {
828 case LYX_ALIGN_BLOCK:
829 case LYX_ALIGN_LAYOUT:
830 case LYX_ALIGN_SPECIAL:
833 case LYX_ALIGN_RIGHT:
834 case LYX_ALIGN_CENTER:
842 switch (params().align()) {
844 case LYX_ALIGN_BLOCK:
845 case LYX_ALIGN_LAYOUT:
846 case LYX_ALIGN_SPECIAL:
848 case LYX_ALIGN_LEFT: {
850 if (getParLanguage(bparams)->babel() != "hebrew")
851 output = corrected_env("\\par\\end", "flushleft", ownerCode());
853 output = corrected_env("\\par\\end", "flushright", ownerCode());
855 column += output.size();
857 } case LYX_ALIGN_RIGHT: {
859 if (getParLanguage(bparams)->babel() != "hebrew")
860 output = corrected_env("\\par\\end", "flushright", ownerCode());
862 output = corrected_env("\\par\\end", "flushleft", ownerCode());
864 column += output.size();
866 } case LYX_ALIGN_CENTER: {
868 output = corrected_env("\\par\\end", "center", ownerCode());
870 column += output.size();
879 // This one spits out the text of the paragraph
880 bool Paragraph::simpleTeXOnePar(Buffer const & buf,
881 BufferParams const & bparams,
882 LyXFont const & outerfont,
883 ostream & os, TexRow & texrow,
884 OutputParams const & runparams) const
886 lyxerr[Debug::LATEX] << "SimpleTeXOnePar... " << this << endl;
888 bool return_value = false;
892 // well we have to check if we are in an inset with unlimited
893 // length (all in one row) if that is true then we don't allow
894 // any special options in the paragraph and also we don't allow
895 // any environment other then "Standard" to be valid!
896 bool asdefault = forceDefaultParagraphs();
899 style = bparams.getLyXTextClass().defaultLayout();
906 // Maybe we have to create a optional argument.
907 pos_type body_pos = beginOfBody();
908 unsigned int column = 0;
911 // the optional argument is kept in curly brackets in
912 // case it contains a ']'
915 basefont = getLabelFont(bparams, outerfont);
917 basefont = getLayoutFont(bparams, outerfont);
920 // Which font is currently active?
921 LyXFont running_font(basefont);
922 // Do we have an open font change?
923 bool open_font = false;
925 Change::Type running_change = Change::UNCHANGED;
927 texrow.start(id(), 0);
929 // if the paragraph is empty, the loop will not be entered at all
931 if (style->isCommand()) {
936 column += startTeXParParams(bparams, os,
937 runparams.moving_arg);
940 for (pos_type i = 0; i < size(); ++i) {
942 // First char in paragraph or after label?
946 column += running_font.latexWriteEndChanges(os, basefont, basefont);
949 basefont = getLayoutFont(bparams, outerfont);
950 running_font = basefont;
954 if (style->isCommand()) {
960 column += startTeXParParams(bparams, os,
961 runparams.moving_arg);
964 value_type c = getChar(i);
966 // Fully instantiated font
967 LyXFont font = getFont(bparams, i, outerfont);
969 LyXFont const last_font = running_font;
971 // Spaces at end of font change are simulated to be
972 // outside font change, i.e. we write "\textXX{text} "
973 // rather than "\textXX{text }". (Asger)
974 if (open_font && c == ' ' && i <= size() - 2) {
975 LyXFont const & next_font = getFont(bparams, i + 1, outerfont);
976 if (next_font != running_font && next_font != font) {
981 // We end font definition before blanks
983 (font != running_font ||
984 font.language() != running_font.language()))
986 column += running_font.latexWriteEndChanges(os,
988 (i == body_pos-1) ? basefont : font);
989 running_font = basefont;
993 // Blanks are printed before start of fontswitch
995 // Do not print the separation of the optional argument
996 if (i != body_pos - 1) {
997 pimpl_->simpleTeXBlanks(os, texrow, i,
998 column, font, *style);
1002 // Do we need to change font?
1003 if ((font != running_font ||
1004 font.language() != running_font.language()) &&
1007 column += font.latexWriteStartChanges(os, basefont,
1009 running_font = font;
1013 Change::Type change = pimpl_->lookupChange(i);
1015 column += Changes::latexMarkChange(os, running_change, change);
1016 running_change = change;
1018 OutputParams rp = runparams;
1019 rp.free_spacing = style->free_spacing;
1020 rp.local_language = font.language()->babel();
1021 rp.intitle = style->intitle;
1022 pimpl_->simpleTeXSpecialChars(buf, bparams,
1025 basefont, outerfont, open_font,
1027 *style, i, column, c);
1030 column += Changes::latexMarkChange(os,
1031 running_change, Change::UNCHANGED);
1033 // If we have an open font definition, we have to close it
1035 #ifdef FIXED_LANGUAGE_END_DETECTION
1038 .latexWriteEndChanges(os, basefont,
1039 next_->getFont(bparams,
1042 running_font.latexWriteEndChanges(os, basefont,
1046 #ifdef WITH_WARNINGS
1047 //#warning For now we ALWAYS have to close the foreign font settings if they are
1048 //#warning there as we start another \selectlanguage with the next paragraph if
1049 //#warning we are in need of this. This should be fixed sometime (Jug)
1051 running_font.latexWriteEndChanges(os, basefont, basefont);
1055 // Needed if there is an optional argument but no contents.
1056 if (body_pos > 0 && body_pos == size()) {
1058 return_value = false;
1062 column += endTeXParParams(bparams, os, runparams.moving_arg);
1065 lyxerr[Debug::LATEX] << "SimpleTeXOnePar...done " << this << endl;
1066 return return_value;
1072 // checks, if newcol chars should be put into this line
1073 // writes newline, if necessary.
1074 void sgmlLineBreak(ostream & os, string::size_type & colcount,
1075 string::size_type newcol)
1078 if (colcount > lyxrc.ascii_linelen) {
1080 colcount = newcol; // assume write after this call
1095 string tag_name(PAR_TAG const & pt) {
1097 case PAR_NONE: return "!-- --";
1098 case TT: return "tt";
1099 case SF: return "sf";
1100 case BF: return "bf";
1101 case IT: return "it";
1102 case SL: return "sl";
1103 case EM: return "em";
1110 void operator|=(PAR_TAG & p1, PAR_TAG const & p2)
1112 p1 = static_cast<PAR_TAG>(p1 | p2);
1117 void reset(PAR_TAG & p1, PAR_TAG const & p2)
1119 p1 = static_cast<PAR_TAG>(p1 & ~p2);
1125 // Handle internal paragraph parsing -- layout already processed.
1126 void Paragraph::simpleLinuxDocOnePar(Buffer const & buf,
1128 LyXFont const & outerfont,
1129 OutputParams const & runparams,
1130 lyx::depth_type /*depth*/) const
1132 LyXLayout_ptr const & style = layout();
1134 string::size_type char_line_count = 5; // Heuristic choice ;-)
1136 // gets paragraph main font
1139 if (style->labeltype == LABEL_MANUAL) {
1140 font_old = style->labelfont;
1143 font_old = style->font;
1147 LyXFont::FONT_FAMILY family_type = LyXFont::ROMAN_FAMILY;
1148 LyXFont::FONT_SERIES series_type = LyXFont::MEDIUM_SERIES;
1149 LyXFont::FONT_SHAPE shape_type = LyXFont::UP_SHAPE;
1152 stack<PAR_TAG> tag_state;
1153 // parsing main loop
1154 for (pos_type i = 0; i < size(); ++i) {
1156 PAR_TAG tag_close = PAR_NONE;
1157 list < PAR_TAG > tag_open;
1159 LyXFont const font = getFont(buf.params(), i, outerfont);
1161 if (font_old.family() != font.family()) {
1162 switch (family_type) {
1163 case LyXFont::SANS_FAMILY:
1166 case LyXFont::TYPEWRITER_FAMILY:
1173 family_type = font.family();
1175 switch (family_type) {
1176 case LyXFont::SANS_FAMILY:
1177 tag_open.push_back(SF);
1179 case LyXFont::TYPEWRITER_FAMILY:
1180 tag_open.push_back(TT);
1187 if (font_old.series() != font.series()) {
1188 switch (series_type) {
1189 case LyXFont::BOLD_SERIES:
1196 series_type = font.series();
1198 switch (series_type) {
1199 case LyXFont::BOLD_SERIES:
1200 tag_open.push_back(BF);
1208 if (font_old.shape() != font.shape()) {
1209 switch (shape_type) {
1210 case LyXFont::ITALIC_SHAPE:
1213 case LyXFont::SLANTED_SHAPE:
1220 shape_type = font.shape();
1222 switch (shape_type) {
1223 case LyXFont::ITALIC_SHAPE:
1224 tag_open.push_back(IT);
1226 case LyXFont::SLANTED_SHAPE:
1227 tag_open.push_back(SL);
1234 if (font_old.emph() != font.emph()) {
1235 if (font.emph() == LyXFont::ON) {
1236 tag_open.push_back(EM);
1245 list < PAR_TAG > temp;
1246 while (!tag_state.empty() && tag_close) {
1247 PAR_TAG k = tag_state.top();
1249 os << "</" << tag_name(k) << '>';
1256 for(list< PAR_TAG >::const_iterator j = temp.begin();
1257 j != temp.end(); ++j) {
1259 os << '<' << tag_name(*j) << '>';
1262 for(list< PAR_TAG >::const_iterator j = tag_open.begin();
1263 j != tag_open.end(); ++j) {
1265 os << '<' << tag_name(*j) << '>';
1268 value_type c = getChar(i);
1271 if (c == Paragraph::META_INSET) {
1272 getInset(i)->linuxdoc(buf, os, runparams);
1277 if (style->latexparam() == "CDATA") {
1278 // "TeX"-Mode on == > SGML-Mode on.
1285 boost::tie(ws, str) = sgml::escapeChar(c);
1286 if (ws && !isFreeSpacing()) {
1287 // in freespacing mode, spaces are
1288 // non-breaking characters
1289 if (desc_on) { // if char is ' ' then...
1291 sgmlLineBreak(os, char_line_count, 6);
1295 sgmlLineBreak(os, char_line_count, 1);
1300 char_line_count += str.length();
1306 while (!tag_state.empty()) {
1307 os << "</" << tag_name(tag_state.top()) << '>';
1311 // resets description flag correctly
1313 // <tag> not closed...
1314 sgmlLineBreak(os, char_line_count, 6);
1320 bool Paragraph::emptyTag() const
1322 for (pos_type i = 0; i < size(); ++i) {
1324 InsetBase const * inset = getInset(i);
1325 InsetBase::Code lyx_code = inset->lyxCode();
1326 if (lyx_code != InsetBase::TOC_CODE &&
1327 lyx_code != InsetBase::INCLUDE_CODE &&
1328 lyx_code != InsetBase::GRAPHICS_CODE &&
1329 lyx_code != InsetBase::ERT_CODE &&
1330 lyx_code != InsetBase::FLOAT_CODE &&
1331 lyx_code != InsetBase::TABULAR_CODE) {
1335 value_type c = getChar(i);
1336 if (c != ' ' && c != '\t')
1344 string Paragraph::getID(Buffer const & buf, OutputParams const & runparams) const
1346 for (pos_type i = 0; i < size(); ++i) {
1348 InsetBase const * inset = getInset(i);
1349 InsetBase::Code lyx_code = inset->lyxCode();
1350 if (lyx_code == InsetBase::LABEL_CODE) {
1351 string const id = static_cast<InsetCommand const *>(inset)->getContents();
1352 return "id=\"" + sgml::cleanID(buf, runparams, id) + "\"";
1361 pos_type Paragraph::getFirstWord(Buffer const & buf, ostream & os, OutputParams const & runparams) const
1364 for (i = 0; i < size(); ++i) {
1366 InsetBase const * inset = getInset(i);
1367 inset->docbook(buf, os, runparams);
1369 value_type c = getChar(i);
1374 boost::tie(ws, str) = sgml::escapeChar(c);
1383 bool Paragraph::onlyText(Buffer const & buf, LyXFont const & outerfont, pos_type initial) const
1387 for (pos_type i = initial; i < size(); ++i) {
1388 LyXFont font = getFont(buf.params(), i, outerfont);
1391 if (i != initial && font != font_old)
1400 void Paragraph::simpleDocBookOnePar(Buffer const & buf,
1402 OutputParams const & runparams,
1403 LyXFont const & outerfont,
1404 pos_type initial) const
1406 bool emph_flag = false;
1408 LyXLayout_ptr const & style = layout();
1410 style->labeltype == LABEL_MANUAL ? style->labelfont : style->font;
1412 if (style->pass_thru && !onlyText(buf, outerfont, initial))
1415 // parsing main loop
1416 for (pos_type i = initial; i < size(); ++i) {
1417 LyXFont font = getFont(buf.params(), i, outerfont);
1419 // handle <emphasis> tag
1420 if (font_old.emph() != font.emph()) {
1421 if (font.emph() == LyXFont::ON) {
1424 } else if (i != initial) {
1425 os << "</emphasis>";
1431 InsetBase const * inset = getInset(i);
1432 inset->docbook(buf, os, runparams);
1434 value_type c = getChar(i);
1437 boost::tie(ws, str) = sgml::escapeChar(c);
1439 if (style->pass_thru)
1448 os << "</emphasis>";
1451 if (style->free_spacing)
1453 if (style->pass_thru && !onlyText(buf, outerfont, initial))
1460 /// return true if the char is a meta-character for an inset
1462 bool IsInsetChar(char c)
1464 return (c == Paragraph::META_INSET);
1471 bool Paragraph::isHfill(pos_type pos) const
1474 && getInset(pos)->lyxCode() == InsetBase::HFILL_CODE;
1478 bool Paragraph::isNewline(pos_type pos) const
1481 && getInset(pos)->lyxCode() == InsetBase::NEWLINE_CODE;
1485 bool Paragraph::isSeparator(pos_type pos) const
1487 return IsSeparatorChar(getChar(pos));
1491 bool Paragraph::isLineSeparator(pos_type pos) const
1493 value_type const c = getChar(pos);
1494 return IsLineSeparatorChar(c)
1495 || (IsInsetChar(c) && getInset(pos) &&
1496 getInset(pos)->isLineSeparator());
1500 /// Used by the spellchecker
1501 bool Paragraph::isLetter(pos_type pos) const
1504 return getInset(pos)->isLetter();
1506 value_type const c = getChar(pos);
1507 return IsLetterChar(c) || IsDigit(c);
1513 Paragraph::getParLanguage(BufferParams const & bparams) const
1516 return getFirstFontSettings().language();
1517 #ifdef WITH_WARNINGS
1518 #warning FIXME we should check the prev par as well (Lgb)
1520 return bparams.language;
1524 bool Paragraph::isRightToLeftPar(BufferParams const & bparams) const
1526 return lyxrc.rtl_support
1527 && getParLanguage(bparams)->RightToLeft()
1528 && ownerCode() != InsetBase::ERT_CODE;
1532 void Paragraph::changeLanguage(BufferParams const & bparams,
1533 Language const * from, Language const * to)
1535 for (pos_type i = 0; i < size(); ++i) {
1536 LyXFont font = getFontSettings(bparams, i);
1537 if (font.language() == from) {
1538 font.setLanguage(to);
1545 bool Paragraph::isMultiLingual(BufferParams const & bparams) const
1547 Language const * doc_language = bparams.language;
1548 Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
1549 Pimpl::FontList::const_iterator end = pimpl_->fontlist.end();
1551 for (; cit != end; ++cit)
1552 if (cit->font().language() != ignore_language &&
1553 cit->font().language() != latex_language &&
1554 cit->font().language() != doc_language)
1560 // Convert the paragraph to a string.
1561 // Used for building the table of contents
1562 string const Paragraph::asString(Buffer const & buffer, bool label) const
1564 OutputParams runparams;
1565 return asString(buffer, runparams, label);
1569 string const Paragraph::asString(Buffer const & buffer,
1570 OutputParams const & runparams,
1575 if (label && !params().labelString().empty())
1576 s += params().labelString() + ' ';
1578 for (pos_type i = 0; i < size(); ++i) {
1579 value_type c = getChar(i);
1582 else if (c == META_INSET &&
1583 getInset(i)->lyxCode() == InsetBase::MATH_CODE) {
1585 getInset(i)->plaintext(buffer, os, runparams);
1586 s += subst(STRCONV(os.str()),'\n',' ');
1592 // This should really be done by the caller and not here.
1593 string ret = asString(buffer, runparams, 0, size(), label);
1594 return subst(ret, '\n', ' ');
1599 string const Paragraph::asString(Buffer const & buffer,
1600 pos_type beg, pos_type end, bool label) const
1603 OutputParams const runparams;
1604 return asString(buffer, runparams, beg, end, label);
1608 string const Paragraph::asString(Buffer const & buffer,
1609 OutputParams const & runparams,
1610 pos_type beg, pos_type end, bool label) const
1614 if (beg == 0 && label && !params().labelString().empty())
1615 os << params().labelString() << ' ';
1617 for (pos_type i = beg; i < end; ++i) {
1618 value_type const c = getUChar(buffer.params(), i);
1621 else if (c == META_INSET)
1622 getInset(i)->plaintext(buffer, os, runparams);
1629 void Paragraph::setInsetOwner(UpdatableInset * inset)
1631 pimpl_->inset_owner = inset;
1635 void Paragraph::setContentsFromPar(Paragraph const & par)
1637 pimpl_->setContentsFromPar(par);
1641 void Paragraph::trackChanges(Change::Type type)
1643 pimpl_->trackChanges(type);
1647 void Paragraph::untrackChanges()
1649 pimpl_->untrackChanges();
1653 void Paragraph::cleanChanges()
1655 pimpl_->cleanChanges();
1659 Change::Type Paragraph::lookupChange(lyx::pos_type pos) const
1661 BOOST_ASSERT(empty() || pos < size());
1662 return pimpl_->lookupChange(pos);
1666 Change const Paragraph::lookupChangeFull(lyx::pos_type pos) const
1668 BOOST_ASSERT(empty() || pos < size());
1669 return pimpl_->lookupChangeFull(pos);
1673 bool Paragraph::isChanged(pos_type start, pos_type end) const
1675 return pimpl_->isChanged(start, end);
1679 bool Paragraph::isChangeEdited(pos_type start, pos_type end) const
1681 return pimpl_->isChangeEdited(start, end);
1685 void Paragraph::setChange(lyx::pos_type pos, Change::Type type)
1687 pimpl_->setChange(pos, type);
1691 void Paragraph::markErased()
1693 pimpl_->markErased();
1697 void Paragraph::acceptChange(pos_type start, pos_type end)
1699 return pimpl_->acceptChange(start, end);
1703 void Paragraph::rejectChange(pos_type start, pos_type end)
1705 return pimpl_->rejectChange(start, end);
1709 int Paragraph::id() const
1715 LyXLayout_ptr const & Paragraph::layout() const
1721 void Paragraph::layout(LyXLayout_ptr const & new_layout)
1723 layout_ = new_layout;
1727 UpdatableInset * Paragraph::inInset() const
1729 return pimpl_->inset_owner;
1733 InsetBase::Code Paragraph::ownerCode() const
1735 return pimpl_->inset_owner
1736 ? pimpl_->inset_owner->lyxCode() : InsetBase::NO_CODE;
1740 void Paragraph::clearContents()
1746 void Paragraph::setChar(pos_type pos, value_type c)
1752 ParagraphParameters & Paragraph::params()
1754 return pimpl_->params;
1758 ParagraphParameters const & Paragraph::params() const
1760 return pimpl_->params;
1764 bool Paragraph::isFreeSpacing() const
1766 if (layout()->free_spacing)
1769 // for now we just need this, later should we need this in some
1770 // other way we can always add a function to InsetBase too.
1771 return ownerCode() == InsetBase::ERT_CODE;
1775 bool Paragraph::allowEmpty() const
1777 if (layout()->keepempty)
1779 return ownerCode() == InsetBase::ERT_CODE;
1783 Row & Paragraph::getRow(pos_type pos)
1785 RowList::iterator rit = rows_.end();
1786 RowList::iterator const begin = rows_.begin();
1788 for (--rit; rit != begin && rit->pos() > pos; --rit)
1795 Row const & Paragraph::getRow(pos_type pos) const
1797 RowList::const_iterator rit = rows_.end();
1798 RowList::const_iterator const begin = rows_.begin();
1800 for (--rit; rit != begin && rit->pos() > pos; --rit)
1807 size_t Paragraph::pos2row(pos_type pos) const
1809 RowList::const_iterator rit = rows_.end();
1810 RowList::const_iterator const begin = rows_.begin();
1812 for (--rit; rit != begin && rit->pos() > pos; --rit)
1819 unsigned char Paragraph::transformChar(unsigned char c, pos_type pos) const
1821 if (!Encodings::is_arabic(c))
1822 if (lyxrc.font_norm_type == LyXRC::ISO_8859_6_8 && IsDigit(c))
1823 return c + (0xb0 - '0');
1827 unsigned char const prev_char = pos > 0 ? getChar(pos - 1) : ' ';
1828 unsigned char next_char = ' ';
1830 for (pos_type i = pos + 1, end = size(); i < end; ++i) {
1831 unsigned char const par_char = getChar(i);
1832 if (!Encodings::IsComposeChar_arabic(par_char)) {
1833 next_char = par_char;
1838 if (Encodings::is_arabic(next_char)) {
1839 if (Encodings::is_arabic(prev_char) &&
1840 !Encodings::is_arabic_special(prev_char))
1841 return Encodings::TransformChar(c, Encodings::FORM_MEDIAL);
1843 return Encodings::TransformChar(c, Encodings::FORM_INITIAL);
1845 if (Encodings::is_arabic(prev_char) &&
1846 !Encodings::is_arabic_special(prev_char))
1847 return Encodings::TransformChar(c, Encodings::FORM_FINAL);
1849 return Encodings::TransformChar(c, Encodings::FORM_ISOLATED);
1854 void Paragraph::dump() const
1856 lyxerr << "Paragraph::dump: rows.size(): " << rows_.size() << endl;
1857 for (size_t i = 0; i != rows_.size(); ++i) {
1858 lyxerr << " row " << i << ": ";
1863 //void Paragraph::metrics(MetricsInfo & mi, Dimension & dim, LyXText & text)
1868 //void draw(PainterInfo & pi, int x, int y, LyXText & text) const