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"
30 #include "LaTeXFeatures.h"
34 #include "outputparams.h"
35 #include "paragraph_funcs.h"
36 #include "ParagraphList_fwd.h"
41 #include "insets/insetbibitem.h"
42 #include "insets/insetoptarg.h"
44 #include "support/lstrings.h"
45 #include "support/textutils.h"
46 #include "support/convert.h"
48 #include <boost/tuple/tuple.hpp>
49 #include <boost/bind.hpp>
58 using lyx::support::subst;
66 using std::ostringstream;
69 ParagraphList::ParagraphList()
73 Paragraph::Paragraph()
74 : begin_of_body_(0), pimpl_(new Paragraph::Pimpl(this))
81 Paragraph::Paragraph(Paragraph const & par)
82 : itemdepth(par.itemdepth), insetlist(par.insetlist),
84 rows_(par.rows_), rowSignature_(par.rowSignature_),
86 text_(par.text_), begin_of_body_(par.begin_of_body_),
87 pimpl_(new Paragraph::Pimpl(*par.pimpl_, this))
89 //lyxerr << "Paragraph::Paragraph(Paragraph const&)" << endl;
90 InsetList::iterator it = insetlist.begin();
91 InsetList::iterator end = insetlist.end();
92 for (; it != end; ++it)
93 it->inset = it->inset->clone().release();
97 Paragraph & Paragraph::operator=(Paragraph const & par)
99 // needed as we will destroy the pimpl_ before copying it
101 itemdepth = par.itemdepth;
103 insetlist = par.insetlist;
104 InsetList::iterator it = insetlist.begin();
105 InsetList::iterator end = insetlist.end();
106 for (; it != end; ++it)
107 it->inset = it->inset->clone().release();
111 rowSignature_ = par.rowSignature_;
112 layout_ = par.layout();
114 begin_of_body_ = par.begin_of_body_;
117 pimpl_ = new Pimpl(*par.pimpl_, this);
123 Paragraph::~Paragraph()
127 //lyxerr << "Paragraph::paragraph_id = "
128 // << Paragraph::paragraph_id << endl;
132 void Paragraph::write(Buffer const & buf, ostream & os,
133 BufferParams const & bparams,
134 depth_type & dth) const
136 // The beginning or end of a deeper (i.e. nested) area?
137 if (dth != params().depth()) {
138 if (params().depth() > dth) {
139 while (params().depth() > dth) {
140 os << "\n\\begin_deeper";
144 while (params().depth() < dth) {
145 os << "\n\\end_deeper";
151 // First write the layout
152 os << "\n\\begin_layout " << layout()->name() << '\n';
156 LyXFont font1(LyXFont::ALL_INHERIT, bparams.language);
158 Change running_change = Change(Change::UNCHANGED);
159 lyx::time_type const curtime(lyx::current_time());
162 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;
171 // Write font changes
172 LyXFont font2 = getFontSettings(bparams, i);
173 if (font2 != font1) {
174 font2.lyxWriteChanges(font1, os);
179 value_type const c = getChar(i);
183 InsetBase const * inset = getInset(i);
185 if (inset->directWrite()) {
186 // international char, let it write
187 // code directly so it's shorter in
189 inset->write(buf, os);
193 os << "\\begin_inset ";
194 inset->write(buf, os);
195 os << "\n\\end_inset\n\n";
201 os << "\n\\backslash\n";
205 if (i + 1 < size() && getChar(i + 1) == ' ') {
212 if ((column > 70 && c == ' ')
217 // this check is to amend a bug. LyX sometimes
218 // inserts '\0' this could cause problems.
222 lyxerr << "ERROR (Paragraph::writeFile):"
223 " NULL char in structure." << endl;
229 os << "\n\\end_layout\n";
233 void Paragraph::validate(LaTeXFeatures & features) const
235 pimpl_->validate(features, *layout());
239 void Paragraph::eraseIntern(lyx::pos_type pos)
241 pimpl_->eraseIntern(pos);
245 bool Paragraph::erase(pos_type pos)
247 return pimpl_->erase(pos);
251 int Paragraph::erase(pos_type start, pos_type end)
253 return pimpl_->erase(start, end);
257 void Paragraph::insert(pos_type start, string const & str,
258 LyXFont const & font)
260 for (size_t i = 0, n = str.size(); i != n ; ++i)
261 insertChar(start + i, str[i], font);
265 void Paragraph::insertChar(pos_type pos, Paragraph::value_type c,
268 pimpl_->insertChar(pos, c, change);
272 void Paragraph::insertChar(pos_type pos, Paragraph::value_type c,
273 LyXFont const & font, Change change)
275 pimpl_->insertChar(pos, c, change);
280 void Paragraph::insertInset(pos_type pos, InsetBase * inset, Change change)
282 pimpl_->insertInset(pos, inset, change);
286 void Paragraph::insertInset(pos_type pos, InsetBase * inset,
287 LyXFont const & font, Change change)
289 pimpl_->insertInset(pos, inset, change);
294 bool Paragraph::insetAllowed(InsetBase_code code)
296 return !pimpl_->inset_owner || pimpl_->inset_owner->insetAllowed(code);
300 // Gets uninstantiated font setting at position.
301 LyXFont const Paragraph::getFontSettings(BufferParams const & bparams,
305 lyxerr << " pos: " << pos << " size: " << size() << endl;
306 BOOST_ASSERT(pos <= size());
309 Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
310 Pimpl::FontList::const_iterator end = pimpl_->fontlist.end();
311 for (; cit != end; ++cit)
312 if (cit->pos() >= pos)
318 if (pos == size() && !empty())
319 return getFontSettings(bparams, pos - 1);
321 return LyXFont(LyXFont::ALL_INHERIT, getParLanguage(bparams));
325 FontSpan Paragraph::fontSpan(lyx::pos_type pos) const
327 BOOST_ASSERT(pos <= size());
328 lyx::pos_type start = 0;
330 Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
331 Pimpl::FontList::const_iterator end = pimpl_->fontlist.end();
332 for (; cit != end; ++cit) {
333 if (cit->pos() >= pos) {
334 if (pos >= beginOfBody())
335 return FontSpan(std::max(start, beginOfBody()),
338 return FontSpan(start,
339 std::min(beginOfBody() - 1,
342 start = cit->pos() + 1;
345 // This should not happen, but if so, we take no chances.
346 //lyxerr << "Paragraph::getEndPosOfFontSpan: This should not happen!"
348 return FontSpan(pos, pos);
352 // Gets uninstantiated font setting at position 0
353 LyXFont const Paragraph::getFirstFontSettings(BufferParams const & bparams) const
355 if (!empty() && !pimpl_->fontlist.empty())
356 return pimpl_->fontlist[0].font();
358 return LyXFont(LyXFont::ALL_INHERIT, bparams.language);
362 // Gets the fully instantiated font at a given position in a paragraph
363 // This is basically the same function as LyXText::GetFont() in text2.C.
364 // The difference is that this one is used for generating the LaTeX file,
365 // and thus cosmetic "improvements" are disallowed: This has to deliver
366 // the true picture of the buffer. (Asger)
367 LyXFont const Paragraph::getFont(BufferParams const & bparams, pos_type pos,
368 LyXFont const & outerfont) const
370 BOOST_ASSERT(pos >= 0);
372 LyXLayout_ptr const & lout = layout();
374 pos_type const body_pos = beginOfBody();
378 layoutfont = lout->labelfont;
380 layoutfont = lout->font;
382 LyXFont font = getFontSettings(bparams, pos);
383 font.realize(layoutfont);
384 font.realize(outerfont);
385 font.realize(bparams.getLyXTextClass().defaultfont());
391 LyXFont const Paragraph::getLabelFont
392 (BufferParams const & bparams, LyXFont const & outerfont) const
394 LyXFont tmpfont = layout()->labelfont;
395 tmpfont.setLanguage(getParLanguage(bparams));
396 tmpfont.realize(outerfont);
397 tmpfont.realize(bparams.getLyXTextClass().defaultfont());
402 LyXFont const Paragraph::getLayoutFont
403 (BufferParams const & bparams, LyXFont const & outerfont) const
405 LyXFont tmpfont = layout()->font;
406 tmpfont.setLanguage(getParLanguage(bparams));
407 tmpfont.realize(outerfont);
408 tmpfont.realize(bparams.getLyXTextClass().defaultfont());
413 /// Returns the height of the highest font in range
414 LyXFont_size Paragraph::highestFontInRange
415 (pos_type startpos, pos_type endpos, LyXFont_size def_size) const
417 if (pimpl_->fontlist.empty())
420 Pimpl::FontList::const_iterator end_it = pimpl_->fontlist.begin();
421 Pimpl::FontList::const_iterator const end = pimpl_->fontlist.end();
422 for (; end_it != end; ++end_it) {
423 if (end_it->pos() >= endpos)
430 Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
431 for (; cit != end; ++cit) {
432 if (cit->pos() >= startpos)
436 LyXFont::FONT_SIZE maxsize = LyXFont::SIZE_TINY;
437 for (; cit != end_it; ++cit) {
438 LyXFont::FONT_SIZE size = cit->font().size();
439 if (size == LyXFont::INHERIT_SIZE)
441 if (size > maxsize && size <= LyXFont::SIZE_HUGER)
448 Paragraph::value_type
449 Paragraph::getUChar(BufferParams const & bparams, pos_type pos) const
451 value_type c = getChar(pos);
452 if (!lyxrc.rtl_support)
482 if (uc != c && getFontSettings(bparams, pos).isRightToLeft())
489 void Paragraph::setFont(pos_type pos, LyXFont const & font)
491 BOOST_ASSERT(pos <= size());
493 // First, reduce font against layout/label font
494 // Update: The setCharFont() routine in text2.C already
495 // reduces font, so we don't need to do that here. (Asger)
496 // No need to simplify this because it will disappear
497 // in a new kernel. (Asger)
498 // Next search font table
500 Pimpl::FontList::iterator beg = pimpl_->fontlist.begin();
501 Pimpl::FontList::iterator it = beg;
502 Pimpl::FontList::iterator endit = pimpl_->fontlist.end();
503 for (; it != endit; ++it) {
504 if (it->pos() >= pos)
507 size_t const i = distance(beg, it);
508 bool notfound = (it == endit);
510 if (!notfound && pimpl_->fontlist[i].font() == font)
513 bool begin = pos == 0 || notfound ||
514 (i > 0 && pimpl_->fontlist[i - 1].pos() == pos - 1);
515 // Is position pos is a beginning of a font block?
516 bool end = !notfound && pimpl_->fontlist[i].pos() == pos;
517 // Is position pos is the end of a font block?
518 if (begin && end) { // A single char block
519 if (i + 1 < pimpl_->fontlist.size() &&
520 pimpl_->fontlist[i + 1].font() == font) {
521 // Merge the singleton block with the next block
522 pimpl_->fontlist.erase(pimpl_->fontlist.begin() + i);
523 if (i > 0 && pimpl_->fontlist[i - 1].font() == font)
524 pimpl_->fontlist.erase(pimpl_->fontlist.begin() + i - 1);
525 } else if (i > 0 && pimpl_->fontlist[i - 1].font() == font) {
526 // Merge the singleton block with the previous block
527 pimpl_->fontlist[i - 1].pos(pos);
528 pimpl_->fontlist.erase(pimpl_->fontlist.begin() + i);
530 pimpl_->fontlist[i].font(font);
532 if (i > 0 && pimpl_->fontlist[i - 1].font() == font)
533 pimpl_->fontlist[i - 1].pos(pos);
535 pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i,
536 Pimpl::FontTable(pos, font));
538 pimpl_->fontlist[i].pos(pos - 1);
539 if (!(i + 1 < pimpl_->fontlist.size() &&
540 pimpl_->fontlist[i + 1].font() == font))
541 pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i + 1,
542 Pimpl::FontTable(pos, font));
543 } else { // The general case. The block is splitted into 3 blocks
544 pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i,
545 Pimpl::FontTable(pos - 1, pimpl_->fontlist[i].font()));
546 pimpl_->fontlist.insert(pimpl_->fontlist.begin() + i + 1,
547 Pimpl::FontTable(pos, font));
552 void Paragraph::makeSameLayout(Paragraph const & par)
554 layout(par.layout());
556 params() = par.params();
560 int Paragraph::stripLeadingSpaces()
566 while (!empty() && (isNewline(0) || isLineSeparator(0))) {
575 bool Paragraph::hasSameLayout(Paragraph const & par) const
577 return par.layout() == layout() && params().sameLayout(par.params());
581 Paragraph::depth_type Paragraph::getDepth() const
583 return params().depth();
587 Paragraph::depth_type Paragraph::getMaxDepthAfter() const
589 if (layout()->isEnvironment())
590 return params().depth() + 1;
592 return params().depth();
596 char Paragraph::getAlign() const
598 return params().align();
602 string const & Paragraph::getLabelstring() const
604 return params().labelString();
608 // the next two functions are for the manual labels
609 string const Paragraph::getLabelWidthString() const
611 if (!params().labelWidthString().empty())
612 return params().labelWidthString();
614 return _("Senseless with this layout!");
618 void Paragraph::setLabelWidthString(string const & s)
620 params().labelWidthString(s);
624 void Paragraph::applyLayout(LyXLayout_ptr const & new_layout)
627 params().labelWidthString(string());
628 params().align(LYX_ALIGN_LAYOUT);
629 params().spacing(Spacing(Spacing::Default));
633 pos_type Paragraph::beginOfBody() const
635 return begin_of_body_;
639 void Paragraph::setBeginOfBody()
641 if (layout()->labeltype != LABEL_MANUAL) {
646 // Unroll the first two cycles of the loop
647 // and remember the previous character to
648 // remove unnecessary getChar() calls
650 pos_type end = size();
651 if (i < end && !isNewline(i)) {
653 char previous_char = 0;
656 previous_char = text_[i];
659 while (i < end && previous_char != ' ') {
664 previous_char = temp;
674 // returns -1 if inset not found
675 int Paragraph::getPositionOfInset(InsetBase const * inset) const
678 InsetList::const_iterator it = insetlist.begin();
679 InsetList::const_iterator end = insetlist.end();
680 for (; it != end; ++it)
681 if (it->inset == inset)
687 InsetBibitem * Paragraph::bibitem() const
689 if (!insetlist.empty()) {
690 InsetBase * inset = insetlist.begin()->inset;
691 if (inset->lyxCode() == InsetBase::BIBITEM_CODE)
692 return static_cast<InsetBibitem *>(inset);
698 bool Paragraph::forceDefaultParagraphs() const
700 return inInset() && inInset()->forceDefaultParagraphs(0);
706 // paragraphs inside floats need different alignment tags to avoid
709 bool noTrivlistCentering(InsetBase::Code code)
711 return code == InsetBase::FLOAT_CODE || code == InsetBase::WRAP_CODE;
715 string correction(string const & orig)
717 if (orig == "flushleft")
718 return "raggedright";
719 if (orig == "flushright")
721 if (orig == "center")
727 string const corrected_env(string const & suffix, string const & env,
728 InsetBase::Code code)
730 string output = suffix + "{";
731 if (noTrivlistCentering(code))
732 output += correction(env);
741 // This could go to ParagraphParameters if we want to
742 int Paragraph::startTeXParParams(BufferParams const & bparams,
743 ostream & os, bool moving_arg) const
747 if (params().noindent()) {
752 switch (params().align()) {
754 case LYX_ALIGN_BLOCK:
755 case LYX_ALIGN_LAYOUT:
756 case LYX_ALIGN_SPECIAL:
759 case LYX_ALIGN_RIGHT:
760 case LYX_ALIGN_CENTER:
768 switch (params().align()) {
770 case LYX_ALIGN_BLOCK:
771 case LYX_ALIGN_LAYOUT:
772 case LYX_ALIGN_SPECIAL:
774 case LYX_ALIGN_LEFT: {
776 if (getParLanguage(bparams)->babel() != "hebrew")
777 output = corrected_env("\\begin", "flushleft", ownerCode());
779 output = corrected_env("\\begin", "flushright", ownerCode());
781 column += output.size();
783 } case LYX_ALIGN_RIGHT: {
785 if (getParLanguage(bparams)->babel() != "hebrew")
786 output = corrected_env("\\begin", "flushright", ownerCode());
788 output = corrected_env("\\begin", "flushleft", ownerCode());
790 column += output.size();
792 } case LYX_ALIGN_CENTER: {
794 output = corrected_env("\\begin", "center", ownerCode());
796 column += output.size();
805 // This could go to ParagraphParameters if we want to
806 int Paragraph::endTeXParParams(BufferParams const & bparams,
807 ostream & os, bool moving_arg) const
811 switch (params().align()) {
813 case LYX_ALIGN_BLOCK:
814 case LYX_ALIGN_LAYOUT:
815 case LYX_ALIGN_SPECIAL:
818 case LYX_ALIGN_RIGHT:
819 case LYX_ALIGN_CENTER:
827 switch (params().align()) {
829 case LYX_ALIGN_BLOCK:
830 case LYX_ALIGN_LAYOUT:
831 case LYX_ALIGN_SPECIAL:
833 case LYX_ALIGN_LEFT: {
835 if (getParLanguage(bparams)->babel() != "hebrew")
836 output = corrected_env("\\par\\end", "flushleft", ownerCode());
838 output = corrected_env("\\par\\end", "flushright", ownerCode());
840 column += output.size();
842 } case LYX_ALIGN_RIGHT: {
844 if (getParLanguage(bparams)->babel() != "hebrew")
845 output = corrected_env("\\par\\end", "flushright", ownerCode());
847 output = corrected_env("\\par\\end", "flushleft", ownerCode());
849 column += output.size();
851 } case LYX_ALIGN_CENTER: {
853 output = corrected_env("\\par\\end", "center", ownerCode());
855 column += output.size();
864 // This one spits out the text of the paragraph
865 bool Paragraph::simpleTeXOnePar(Buffer const & buf,
866 BufferParams const & bparams,
867 LyXFont const & outerfont,
868 ostream & os, TexRow & texrow,
869 OutputParams const & runparams) const
871 lyxerr[Debug::LATEX] << "SimpleTeXOnePar... " << this << endl;
873 bool return_value = false;
877 // well we have to check if we are in an inset with unlimited
878 // length (all in one row) if that is true then we don't allow
879 // any special options in the paragraph and also we don't allow
880 // any environment other then "Standard" to be valid!
881 bool asdefault = forceDefaultParagraphs();
884 style = bparams.getLyXTextClass().defaultLayout();
891 LaTeXFeatures features(buf, bparams, runparams.nice);
893 // output change tracking marks only if desired,
894 // if dvipost is installed,
895 // and with dvi/ps (other formats don't work)
896 bool const output = bparams.output_changes
897 && runparams.flavor == OutputParams::LATEX
898 && features.isAvailable("dvipost");
900 // Maybe we have to create a optional argument.
901 pos_type body_pos = beginOfBody();
902 unsigned int column = 0;
905 // the optional argument is kept in curly brackets in
906 // case it contains a ']'
909 basefont = getLabelFont(bparams, outerfont);
911 basefont = getLayoutFont(bparams, outerfont);
914 // Which font is currently active?
915 LyXFont running_font(basefont);
916 // Do we have an open font change?
917 bool open_font = false;
919 Change::Type running_change = Change::UNCHANGED;
921 texrow.start(id(), 0);
923 // if the paragraph is empty, the loop will not be entered at all
925 if (style->isCommand()) {
930 column += startTeXParParams(bparams, os,
931 runparams.moving_arg);
934 for (pos_type i = 0; i < size(); ++i) {
936 // First char in paragraph or after label?
940 column += running_font.latexWriteEndChanges(os, basefont, basefont);
943 basefont = getLayoutFont(bparams, outerfont);
944 running_font = basefont;
948 if (style->isCommand()) {
954 column += startTeXParParams(bparams, os,
955 runparams.moving_arg);
958 value_type c = getChar(i);
960 // Fully instantiated font
961 LyXFont font = getFont(bparams, i, outerfont);
963 LyXFont const last_font = running_font;
965 // Spaces at end of font change are simulated to be
966 // outside font change, i.e. we write "\textXX{text} "
967 // rather than "\textXX{text }". (Asger)
968 if (open_font && c == ' ' && i <= size() - 2) {
969 LyXFont const & next_font = getFont(bparams, i + 1, outerfont);
970 if (next_font != running_font && next_font != font) {
975 // We end font definition before blanks
977 (font != running_font ||
978 font.language() != running_font.language()))
980 column += running_font.latexWriteEndChanges(os,
982 (i == body_pos-1) ? basefont : font);
983 running_font = basefont;
987 // Blanks are printed before start of fontswitch
989 // Do not print the separation of the optional argument
990 if (i != body_pos - 1) {
991 pimpl_->simpleTeXBlanks(os, texrow, i,
992 column, font, *style);
996 // Do we need to change font?
997 if ((font != running_font ||
998 font.language() != running_font.language()) &&
1001 column += font.latexWriteStartChanges(os, basefont,
1003 running_font = font;
1007 Change::Type change = pimpl_->lookupChange(i);
1009 column += Changes::latexMarkChange(os, running_change,
1011 running_change = change;
1013 // do not output text which is marked deleted
1014 // if change tracking output is not desired
1015 if (output || running_change != Change::DELETED) {
1016 OutputParams rp = runparams;
1017 rp.free_spacing = style->free_spacing;
1018 rp.local_font = &font;
1019 rp.intitle = style->intitle;
1020 pimpl_->simpleTeXSpecialChars(buf, bparams,
1023 basefont, outerfont, open_font,
1025 *style, i, column, c);
1029 column += Changes::latexMarkChange(os,
1030 running_change, Change::UNCHANGED, output);
1032 // If we have an open font definition, we have to close it
1034 #ifdef FIXED_LANGUAGE_END_DETECTION
1037 .latexWriteEndChanges(os, basefont,
1038 next_->getFont(bparams,
1041 running_font.latexWriteEndChanges(os, basefont,
1045 #ifdef WITH_WARNINGS
1046 //#warning For now we ALWAYS have to close the foreign font settings if they are
1047 //#warning there as we start another \selectlanguage with the next paragraph if
1048 //#warning we are in need of this. This should be fixed sometime (Jug)
1050 running_font.latexWriteEndChanges(os, basefont, basefont);
1054 // Needed if there is an optional argument but no contents.
1055 if (body_pos > 0 && body_pos == size()) {
1057 return_value = false;
1061 column += endTeXParParams(bparams, os, runparams.moving_arg);
1064 lyxerr[Debug::LATEX] << "SimpleTeXOnePar...done " << this << endl;
1065 return return_value;
1071 // checks, if newcol chars should be put into this line
1072 // writes newline, if necessary.
1073 void sgmlLineBreak(ostream & os, string::size_type & colcount,
1074 string::size_type newcol)
1077 if (colcount > lyxrc.ascii_linelen) {
1079 colcount = newcol; // assume write after this call
1094 string tag_name(PAR_TAG const & pt) {
1096 case PAR_NONE: return "!-- --";
1097 case TT: return "tt";
1098 case SF: return "sf";
1099 case BF: return "bf";
1100 case IT: return "it";
1101 case SL: return "sl";
1102 case EM: return "em";
1109 void operator|=(PAR_TAG & p1, PAR_TAG const & p2)
1111 p1 = static_cast<PAR_TAG>(p1 | p2);
1116 void reset(PAR_TAG & p1, PAR_TAG const & p2)
1118 p1 = static_cast<PAR_TAG>(p1 & ~p2);
1124 // Handle internal paragraph parsing -- layout already processed.
1125 void Paragraph::simpleLinuxDocOnePar(Buffer const & buf,
1127 LyXFont const & outerfont,
1128 OutputParams const & runparams,
1129 lyx::depth_type /*depth*/) const
1131 LyXLayout_ptr const & style = layout();
1133 string::size_type char_line_count = 5; // Heuristic choice ;-)
1135 // gets paragraph main font
1138 if (style->labeltype == LABEL_MANUAL) {
1139 font_old = style->labelfont;
1142 font_old = style->font;
1146 LyXFont::FONT_FAMILY family_type = LyXFont::ROMAN_FAMILY;
1147 LyXFont::FONT_SERIES series_type = LyXFont::MEDIUM_SERIES;
1148 LyXFont::FONT_SHAPE shape_type = LyXFont::UP_SHAPE;
1151 stack<PAR_TAG> tag_state;
1152 // parsing main loop
1153 for (pos_type i = 0; i < size(); ++i) {
1155 PAR_TAG tag_close = PAR_NONE;
1156 list < PAR_TAG > tag_open;
1158 LyXFont const font = getFont(buf.params(), i, outerfont);
1160 if (font_old.family() != font.family()) {
1161 switch (family_type) {
1162 case LyXFont::SANS_FAMILY:
1165 case LyXFont::TYPEWRITER_FAMILY:
1172 family_type = font.family();
1174 switch (family_type) {
1175 case LyXFont::SANS_FAMILY:
1176 tag_open.push_back(SF);
1178 case LyXFont::TYPEWRITER_FAMILY:
1179 tag_open.push_back(TT);
1186 if (font_old.series() != font.series()) {
1187 switch (series_type) {
1188 case LyXFont::BOLD_SERIES:
1195 series_type = font.series();
1197 switch (series_type) {
1198 case LyXFont::BOLD_SERIES:
1199 tag_open.push_back(BF);
1207 if (font_old.shape() != font.shape()) {
1208 switch (shape_type) {
1209 case LyXFont::ITALIC_SHAPE:
1212 case LyXFont::SLANTED_SHAPE:
1219 shape_type = font.shape();
1221 switch (shape_type) {
1222 case LyXFont::ITALIC_SHAPE:
1223 tag_open.push_back(IT);
1225 case LyXFont::SLANTED_SHAPE:
1226 tag_open.push_back(SL);
1233 if (font_old.emph() != font.emph()) {
1234 if (font.emph() == LyXFont::ON) {
1235 tag_open.push_back(EM);
1244 list < PAR_TAG > temp;
1245 while (!tag_state.empty() && tag_close) {
1246 PAR_TAG k = tag_state.top();
1248 os << "</" << tag_name(k) << '>';
1255 for(list< PAR_TAG >::const_iterator j = temp.begin();
1256 j != temp.end(); ++j) {
1258 os << '<' << tag_name(*j) << '>';
1261 for(list< PAR_TAG >::const_iterator j = tag_open.begin();
1262 j != tag_open.end(); ++j) {
1264 os << '<' << tag_name(*j) << '>';
1267 value_type c = getChar(i);
1270 if (c == Paragraph::META_INSET) {
1271 getInset(i)->linuxdoc(buf, os, runparams);
1276 if (style->latexparam() == "CDATA") {
1277 // "TeX"-Mode on == > SGML-Mode on.
1284 boost::tie(ws, str) = sgml::escapeChar(c);
1285 if (ws && !isFreeSpacing()) {
1286 // in freespacing mode, spaces are
1287 // non-breaking characters
1288 if (desc_on) { // if char is ' ' then...
1290 sgmlLineBreak(os, char_line_count, 6);
1294 sgmlLineBreak(os, char_line_count, 1);
1299 char_line_count += str.length();
1305 while (!tag_state.empty()) {
1306 os << "</" << tag_name(tag_state.top()) << '>';
1310 // resets description flag correctly
1312 // <tag> not closed...
1313 sgmlLineBreak(os, char_line_count, 6);
1319 bool Paragraph::emptyTag() const
1321 for (pos_type i = 0; i < size(); ++i) {
1323 InsetBase const * inset = getInset(i);
1324 InsetBase::Code lyx_code = inset->lyxCode();
1325 if (lyx_code != InsetBase::TOC_CODE &&
1326 lyx_code != InsetBase::INCLUDE_CODE &&
1327 lyx_code != InsetBase::GRAPHICS_CODE &&
1328 lyx_code != InsetBase::ERT_CODE &&
1329 lyx_code != InsetBase::FLOAT_CODE &&
1330 lyx_code != InsetBase::TABULAR_CODE) {
1334 value_type c = getChar(i);
1335 if (c != ' ' && c != '\t')
1343 string Paragraph::getID(Buffer const & buf, OutputParams const & runparams) const
1345 for (pos_type i = 0; i < size(); ++i) {
1347 InsetBase const * inset = getInset(i);
1348 InsetBase::Code lyx_code = inset->lyxCode();
1349 if (lyx_code == InsetBase::LABEL_CODE) {
1350 string const id = static_cast<InsetCommand const *>(inset)->getContents();
1351 return "id=\"" + sgml::cleanID(buf, runparams, id) + "\"";
1360 pos_type Paragraph::getFirstWord(Buffer const & buf, ostream & os, OutputParams const & runparams) const
1363 for (i = 0; i < size(); ++i) {
1365 InsetBase const * inset = getInset(i);
1366 inset->docbook(buf, os, runparams);
1368 value_type c = getChar(i);
1373 boost::tie(ws, str) = sgml::escapeChar(c);
1382 bool Paragraph::onlyText(Buffer const & buf, LyXFont const & outerfont, pos_type initial) const
1386 for (pos_type i = initial; i < size(); ++i) {
1387 LyXFont font = getFont(buf.params(), i, outerfont);
1390 if (i != initial && font != font_old)
1399 void Paragraph::simpleDocBookOnePar(Buffer const & buf,
1401 OutputParams const & runparams,
1402 LyXFont const & outerfont,
1403 pos_type initial) const
1405 bool emph_flag = false;
1407 LyXLayout_ptr const & style = layout();
1409 style->labeltype == LABEL_MANUAL ? style->labelfont : style->font;
1411 if (style->pass_thru && !onlyText(buf, outerfont, initial))
1414 // parsing main loop
1415 for (pos_type i = initial; i < size(); ++i) {
1416 LyXFont font = getFont(buf.params(), i, outerfont);
1418 // handle <emphasis> tag
1419 if (font_old.emph() != font.emph()) {
1420 if (font.emph() == LyXFont::ON) {
1423 } else if (i != initial) {
1424 os << "</emphasis>";
1430 InsetBase const * inset = getInset(i);
1431 inset->docbook(buf, os, runparams);
1433 value_type c = getChar(i);
1436 boost::tie(ws, str) = sgml::escapeChar(c);
1438 if (style->pass_thru)
1447 os << "</emphasis>";
1450 if (style->free_spacing)
1452 if (style->pass_thru && !onlyText(buf, outerfont, initial))
1457 bool Paragraph::isNewline(pos_type pos) const
1460 && getInset(pos)->lyxCode() == InsetBase::NEWLINE_CODE;
1464 bool Paragraph::isLineSeparator(pos_type pos) const
1466 value_type const c = getChar(pos);
1467 return IsLineSeparatorChar(c)
1468 || (c == Paragraph::META_INSET && getInset(pos) &&
1469 getInset(pos)->isLineSeparator());
1473 /// Used by the spellchecker
1474 bool Paragraph::isLetter(pos_type pos) const
1477 return getInset(pos)->isLetter();
1479 value_type const c = getChar(pos);
1480 return IsLetterChar(c) || IsDigit(c);
1486 Paragraph::getParLanguage(BufferParams const & bparams) const
1489 return getFirstFontSettings(bparams).language();
1490 #ifdef WITH_WARNINGS
1491 #warning FIXME we should check the prev par as well (Lgb)
1493 return bparams.language;
1497 bool Paragraph::isRightToLeftPar(BufferParams const & bparams) const
1499 return lyxrc.rtl_support
1500 && getParLanguage(bparams)->RightToLeft()
1501 && ownerCode() != InsetBase::ERT_CODE;
1505 void Paragraph::changeLanguage(BufferParams const & bparams,
1506 Language const * from, Language const * to)
1508 for (pos_type i = 0; i < size(); ++i) {
1509 LyXFont font = getFontSettings(bparams, i);
1510 if (font.language() == from) {
1511 font.setLanguage(to);
1518 bool Paragraph::isMultiLingual(BufferParams const & bparams) const
1520 Language const * doc_language = bparams.language;
1521 Pimpl::FontList::const_iterator cit = pimpl_->fontlist.begin();
1522 Pimpl::FontList::const_iterator end = pimpl_->fontlist.end();
1524 for (; cit != end; ++cit)
1525 if (cit->font().language() != ignore_language &&
1526 cit->font().language() != latex_language &&
1527 cit->font().language() != doc_language)
1533 // Convert the paragraph to a string.
1534 // Used for building the table of contents
1535 string const Paragraph::asString(Buffer const & buffer, bool label) const
1537 OutputParams runparams;
1538 return asString(buffer, runparams, label);
1542 string const Paragraph::asString(Buffer const & buffer,
1543 OutputParams const & runparams,
1548 if (label && !params().labelString().empty())
1549 s += params().labelString() + ' ';
1551 for (pos_type i = 0; i < size(); ++i) {
1552 value_type c = getChar(i);
1555 else if (c == META_INSET &&
1556 getInset(i)->lyxCode() == InsetBase::MATH_CODE) {
1558 getInset(i)->plaintext(buffer, os, runparams);
1559 s += subst(STRCONV(os.str()),'\n',' ');
1565 // This should really be done by the caller and not here.
1566 string ret = asString(buffer, runparams, 0, size(), label);
1567 return subst(ret, '\n', ' ');
1572 string const Paragraph::asString(Buffer const & buffer,
1573 pos_type beg, pos_type end, bool label) const
1576 OutputParams const runparams;
1577 return asString(buffer, runparams, beg, end, label);
1581 string const Paragraph::asString(Buffer const & buffer,
1582 OutputParams const & runparams,
1583 pos_type beg, pos_type end, bool label) const
1587 if (beg == 0 && label && !params().labelString().empty())
1588 os << params().labelString() << ' ';
1590 for (pos_type i = beg; i < end; ++i) {
1591 value_type const c = getUChar(buffer.params(), i);
1594 else if (c == META_INSET)
1595 getInset(i)->textString(buffer, os, runparams);
1602 void Paragraph::setInsetOwner(InsetBase * inset)
1604 pimpl_->inset_owner = inset;
1608 void Paragraph::setContentsFromPar(Paragraph const & par)
1610 pimpl_->setContentsFromPar(par);
1614 void Paragraph::trackChanges(Change::Type type)
1616 pimpl_->trackChanges(type);
1620 void Paragraph::untrackChanges()
1622 pimpl_->untrackChanges();
1626 void Paragraph::cleanChanges()
1628 pimpl_->cleanChanges();
1632 Change::Type Paragraph::lookupChange(lyx::pos_type pos) const
1634 BOOST_ASSERT(pos <= size());
1635 return pimpl_->lookupChange(pos);
1639 Change const Paragraph::lookupChangeFull(lyx::pos_type pos) const
1641 BOOST_ASSERT(pos <= size());
1642 return pimpl_->lookupChangeFull(pos);
1646 bool Paragraph::isChanged(pos_type start, pos_type end) const
1648 return pimpl_->isChanged(start, end);
1652 bool Paragraph::isChangeEdited(pos_type start, pos_type end) const
1654 return pimpl_->isChangeEdited(start, end);
1658 void Paragraph::setChange(lyx::pos_type pos, Change::Type type)
1660 pimpl_->setChange(pos, type);
1664 void Paragraph::setChangeFull(lyx::pos_type pos, Change change)
1666 pimpl_->setChangeFull(pos, change);
1670 void Paragraph::markErased(bool erased)
1672 pimpl_->markErased(erased);
1676 void Paragraph::acceptChange(pos_type start, pos_type end)
1678 return pimpl_->acceptChange(start, end);
1682 void Paragraph::rejectChange(pos_type start, pos_type end)
1684 return pimpl_->rejectChange(start, end);
1688 int Paragraph::id() const
1694 LyXLayout_ptr const & Paragraph::layout() const
1700 void Paragraph::layout(LyXLayout_ptr const & new_layout)
1702 layout_ = new_layout;
1706 InsetBase * Paragraph::inInset() const
1708 return pimpl_->inset_owner;
1712 InsetBase::Code Paragraph::ownerCode() const
1714 return pimpl_->inset_owner
1715 ? pimpl_->inset_owner->lyxCode() : InsetBase::NO_CODE;
1719 void Paragraph::clearContents()
1725 void Paragraph::setChar(pos_type pos, value_type c)
1731 ParagraphParameters & Paragraph::params()
1733 return pimpl_->params;
1737 ParagraphParameters const & Paragraph::params() const
1739 return pimpl_->params;
1743 bool Paragraph::isFreeSpacing() const
1745 if (layout()->free_spacing)
1748 // for now we just need this, later should we need this in some
1749 // other way we can always add a function to InsetBase too.
1750 return ownerCode() == InsetBase::ERT_CODE;
1754 bool Paragraph::allowEmpty() const
1756 if (layout()->keepempty)
1758 return ownerCode() == InsetBase::ERT_CODE;
1762 Row & Paragraph::getRow(pos_type pos, bool boundary)
1764 BOOST_ASSERT(!rows().empty());
1766 // If boundary is set we should return the row on which
1767 // the character before is inside.
1768 if (pos > 0 && boundary)
1771 RowList::iterator rit = rows_.end();
1772 RowList::iterator const begin = rows_.begin();
1774 for (--rit; rit != begin && rit->pos() > pos; --rit)
1781 Row const & Paragraph::getRow(pos_type pos, bool boundary) const
1783 BOOST_ASSERT(!rows().empty());
1785 // If boundary is set we should return the row on which
1786 // the character before is inside.
1787 if (pos > 0 && boundary)
1790 RowList::const_iterator rit = rows_.end();
1791 RowList::const_iterator const begin = rows_.begin();
1793 for (--rit; rit != begin && rit->pos() > pos; --rit)
1800 size_t Paragraph::pos2row(pos_type pos) const
1802 BOOST_ASSERT(!rows().empty());
1804 RowList::const_iterator rit = rows_.end();
1805 RowList::const_iterator const begin = rows_.begin();
1807 for (--rit; rit != begin && rit->pos() > pos; --rit)
1814 unsigned char Paragraph::transformChar(unsigned char c, pos_type pos) const
1816 if (!Encodings::is_arabic(c))
1817 if (lyxrc.font_norm_type == LyXRC::ISO_8859_6_8 && IsDigit(c))
1818 return c + (0xb0 - '0');
1822 unsigned char const prev_char = pos > 0 ? getChar(pos - 1) : ' ';
1823 unsigned char next_char = ' ';
1825 for (pos_type i = pos + 1, end = size(); i < end; ++i) {
1826 unsigned char const par_char = getChar(i);
1827 if (!Encodings::IsComposeChar_arabic(par_char)) {
1828 next_char = par_char;
1833 if (Encodings::is_arabic(next_char)) {
1834 if (Encodings::is_arabic(prev_char) &&
1835 !Encodings::is_arabic_special(prev_char))
1836 return Encodings::TransformChar(c, Encodings::FORM_MEDIAL);
1838 return Encodings::TransformChar(c, Encodings::FORM_INITIAL);
1840 if (Encodings::is_arabic(prev_char) &&
1841 !Encodings::is_arabic_special(prev_char))
1842 return Encodings::TransformChar(c, Encodings::FORM_FINAL);
1844 return Encodings::TransformChar(c, Encodings::FORM_ISOLATED);
1849 void Paragraph::dump() const
1851 lyxerr << "Paragraph::dump: rows.size(): " << rows_.size() << endl;
1852 for (size_t i = 0; i != rows_.size(); ++i) {
1853 lyxerr << " row " << i << ": ";