2 * \file InsetMathHull.cpp
3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
8 * Full author contact details are available in file CREDITS.
13 #include "InsetMathHull.h"
15 #include "InsetMathChar.h"
16 #include "InsetMathColor.h"
17 #include "InsetMathFrac.h"
18 #include "InsetMathGrid.h"
19 #include "InsetMathNest.h"
20 #include "InsetMathScript.h"
21 #include "MathExtern.h"
22 #include "MathFactory.h"
23 #include "MathStream.h"
24 #include "MathSupport.h"
27 #include "BufferParams.h"
28 #include "BufferView.h"
30 #include "CutAndPaste.h"
33 #include "FuncRequest.h"
34 #include "FuncStatus.h"
36 #include "LaTeXFeatures.h"
38 #include "MacroTable.h"
39 #include "MathMacro.h"
40 #include "MathMacroTemplate.h"
41 #include "output_xhtml.h"
42 #include "Paragraph.h"
43 #include "ParIterator.h"
45 #include "TextClass.h"
46 #include "TextPainter.h"
47 #include "TocBackend.h"
49 #include "insets/InsetLabel.h"
50 #include "insets/InsetRef.h"
51 #include "insets/RenderPreview.h"
53 #include "graphics/GraphicsImage.h"
54 #include "graphics/PreviewImage.h"
55 #include "graphics/PreviewLoader.h"
57 #include "frontends/alert.h"
58 #include "frontends/Painter.h"
60 #include "support/convert.h"
61 #include "support/lassert.h"
62 #include "support/debug.h"
63 #include "support/filetools.h"
64 #include "support/gettext.h"
65 #include "support/lstrings.h"
70 using namespace lyx::support;
74 using cap::grabAndEraseSelection;
75 using cap::reduceSelectionToOneCell;
79 int getCols(HullType type)
104 // returns position of first relation operator in the array
105 // used for "intelligent splitting"
106 size_t firstRelOp(MathData const & ar)
108 for (MathData::const_iterator it = ar.begin(); it != ar.end(); ++it)
109 if ((*it)->isRelOp())
110 return it - ar.begin();
115 char const * star(bool numbered)
117 return numbered ? "" : "*";
121 } // end anon namespace
124 HullType hullType(docstring const & s)
126 if (s == "none") return hullNone;
127 if (s == "simple") return hullSimple;
128 if (s == "equation") return hullEquation;
129 if (s == "eqnarray") return hullEqnArray;
130 if (s == "align") return hullAlign;
131 if (s == "alignat") return hullAlignAt;
132 if (s == "xalignat") return hullXAlignAt;
133 if (s == "xxalignat") return hullXXAlignAt;
134 if (s == "multline") return hullMultline;
135 if (s == "gather") return hullGather;
136 if (s == "flalign") return hullFlAlign;
137 if (s == "regexp") return hullRegexp;
138 lyxerr << "unknown hull type '" << to_utf8(s) << "'" << endl;
143 docstring hullName(HullType type)
146 case hullNone: return from_ascii("none");
147 case hullSimple: return from_ascii("simple");
148 case hullEquation: return from_ascii("equation");
149 case hullEqnArray: return from_ascii("eqnarray");
150 case hullAlign: return from_ascii("align");
151 case hullAlignAt: return from_ascii("alignat");
152 case hullXAlignAt: return from_ascii("xalignat");
153 case hullXXAlignAt: return from_ascii("xxalignat");
154 case hullMultline: return from_ascii("multline");
155 case hullGather: return from_ascii("gather");
156 case hullFlAlign: return from_ascii("flalign");
157 case hullRegexp: return from_ascii("regexp");
159 lyxerr << "unknown hull type" << endl;
162 return from_ascii("none");
165 static InsetLabel * dummy_pointer = 0;
167 InsetMathHull::InsetMathHull(Buffer * buf)
168 : InsetMathGrid(buf, 1, 1), type_(hullNone), numbered_(1, NUMBER),
169 numbers_(1, empty_docstring()), label_(1, dummy_pointer),
170 preview_(new RenderPreview(this))
172 //lyxerr << "sizeof InsetMath: " << sizeof(InsetMath) << endl;
173 //lyxerr << "sizeof MetricsInfo: " << sizeof(MetricsInfo) << endl;
174 //lyxerr << "sizeof InsetMathChar: " << sizeof(InsetMathChar) << endl;
175 //lyxerr << "sizeof FontInfo: " << sizeof(FontInfo) << endl;
182 InsetMathHull::InsetMathHull(Buffer * buf, HullType type)
183 : InsetMathGrid(buf, getCols(type), 1), type_(type), numbered_(1, NUMBER),
184 numbers_(1, empty_docstring()), label_(1, dummy_pointer),
185 preview_(new RenderPreview(this))
193 InsetMathHull::InsetMathHull(InsetMathHull const & other) : InsetMathGrid(other)
199 InsetMathHull::~InsetMathHull()
201 for (size_t i = 0; i < label_.size(); ++i)
206 Inset * InsetMathHull::clone() const
208 return new InsetMathHull(*this);
212 InsetMathHull & InsetMathHull::operator=(InsetMathHull const & other)
216 InsetMathGrid::operator=(other);
218 numbered_ = other.numbered_;
219 numbers_ = other.numbers_;
220 buffer_ = other.buffer_;
221 for (size_t i = 0; i < label_.size(); ++i)
223 label_ = other.label_;
224 for (size_t i = 0; i != label_.size(); ++i) {
226 label_[i] = new InsetLabel(*label_[i]);
228 preview_.reset(new RenderPreview(*other.preview_, this));
234 void InsetMathHull::setBuffer(Buffer & buffer)
236 InsetMathGrid::setBuffer(buffer);
238 for (size_t i = 0; i != label_.size(); ++i) {
240 label_[i]->setBuffer(buffer);
245 // FIXME This should really be controlled by the TOC level, or
246 // something of the sort.
248 const char * counters_to_save[] = {"section", "chapter"};
249 unsigned int const numcnts = sizeof(counters_to_save)/sizeof(char *);
253 void InsetMathHull::updateBuffer(ParIterator const & it, UpdateType utype)
256 //FIXME: buffer_ should be set at creation for this inset! Problem is
257 // This inset is created at too many places (see Parser::parse1() in
262 // if any of the equations are numbered, then we want to save the values
263 // of some of the counters.
265 BufferParams const & bp = buffer_->params();
266 string const & lang = it->getParLanguage(bp)->code();
268 buffer_->masterBuffer()->params().documentClass().counters();
270 // right now, we only need to do this at export time
271 if (utype == OutputUpdate) {
272 for (size_t i = 0; i < numcnts; ++i) {
273 docstring const cnt = from_ascii(counters_to_save[i]);
274 if (cnts.hasCounter(cnt))
275 counter_map[cnt] = cnts.value(cnt);
279 // this has to be done separately
280 docstring const eqstr = from_ascii("equation");
281 if (cnts.hasCounter(eqstr)) {
282 if (utype == OutputUpdate)
283 counter_map[eqstr] = cnts.value(eqstr);
284 for (size_t i = 0; i != label_.size(); ++i) {
286 cnts.step(eqstr, utype);
287 numbers_[i] = cnts.theCounter(eqstr, lang);
289 numbers_[i] = empty_docstring();
295 for (size_t i = 0; i != label_.size(); ++i) {
297 label_[i]->updateBuffer(it, utype);
300 InsetMathGrid::updateBuffer(it, utype);
304 void InsetMathHull::addToToc(DocIterator const & pit, bool output_active,
305 UpdateType utype) const
308 //FIXME: buffer_ should be set at creation for this inset! Problem is
309 // This inset is created at too many places (see Parser::parse1() in
314 shared_ptr<Toc> toc = buffer().tocBackend().toc("equation");
316 for (row_type row = 0; row != nrows(); ++row) {
320 label_[row]->addToToc(pit, output_active, utype);
321 toc->push_back(TocItem(pit, 0, nicelabel(row), output_active));
326 Inset * InsetMathHull::editXY(Cursor & cur, int x, int y)
328 if (previewState(&cur.bv())) {
332 return InsetMathNest::editXY(cur, x, y);
336 InsetMath::mode_type InsetMathHull::currentMode() const
340 return UNDECIDED_MODE;
342 // definitely math mode ...
362 bool InsetMathHull::idxFirst(Cursor & cur) const
370 bool InsetMathHull::idxLast(Cursor & cur) const
372 cur.idx() = nargs() - 1;
373 cur.pos() = cur.lastpos();
378 // FIXME: InsetMathGrid should be changed to let the real column alignment be
379 // given by a virtual method like displayColAlign, because the values produced
380 // by defaultColAlign can be invalidated by lfuns such as add-column. For the
381 // moment the values produced by defaultColAlign are not used, notably because
382 // alignment is not implemented in the LyXHTML output.
383 char InsetMathHull::defaultColAlign(col_type col)
385 return colAlign(type_, col);
389 char InsetMathHull::displayColAlign(idx_type idx) const
393 row_type const r = row(idx);
396 if (r == nrows() - 1)
407 return colAlign(type_, col(idx));
411 return InsetMathGrid::displayColAlign(idx);
415 int InsetMathHull::displayColSpace(col_type col) const
417 return colSpace(type_, col);
421 // FIXME: same comment as for defaultColAlign applies.
422 int InsetMathHull::defaultColSpace(col_type col)
424 return colSpace(type_, col);
428 docstring InsetMathHull::standardFont() const
432 return from_ascii("texttt");
434 return from_ascii("lyxnochange");
436 return from_ascii("mathnormal");
441 ColorCode InsetMathHull::standardColor() const
446 return Color_foreground;
454 bool InsetMathHull::previewState(const BufferView *const bv) const
456 if (!editing(bv) && RenderPreview::previewMath()
457 && type_ != hullRegexp)
459 graphics::PreviewImage const * pimage =
460 preview_->getPreviewImage(bv->buffer());
461 return pimage && pimage->image();
468 static const int ERROR_FRAME_WIDTH = 2;
471 void InsetMathHull::metrics(MetricsInfo & mi, Dimension & dim) const
473 if (previewState(mi.base.bv)) {
474 preview_->metrics(mi, dim);
475 if (previewTooSmall(dim)) {
476 // preview image is too small
477 dim.wid += 2 * ERROR_FRAME_WIDTH;
478 dim.asc += 2 * ERROR_FRAME_WIDTH;
480 // insert a one pixel gap in front of the formula
483 dim.des += displayMargin();
485 // Cache the inset dimension.
486 setDimCache(mi, dim);
490 FontSetChanger dummy1(mi.base, standardFont());
491 StyleChanger dummy2(mi.base, display() ? LM_ST_DISPLAY : LM_ST_TEXT);
493 // let the cells adjust themselves
494 InsetMathGrid::metrics(mi, dim);
497 dim.asc += displayMargin();
498 dim.des += displayMargin();
501 if (numberedType()) {
502 FontSetChanger dummy(mi.base, from_ascii("mathbf"));
504 for (row_type row = 0; row < nrows(); ++row)
505 l = max(l, mathed_string_width(mi.base.font, nicelabel(row)));
511 if (type_ == hullRegexp)
513 // make it at least as high as the current font
516 math_font_max_dim(mi.base.font, asc, des);
517 dim.asc = max(dim.asc, asc);
518 dim.des = max(dim.des, des);
519 // Cache the inset dimension.
520 // FIXME: This will overwrite InsetMathGrid dimension, is that OK?
521 setDimCache(mi, dim);
525 bool InsetMathHull::previewTooSmall(Dimension const & dim) const
527 return dim.width() <= 10 && dim.height() <= 10;
531 ColorCode InsetMathHull::backgroundColor(PainterInfo const & pi) const
533 BufferView const * const bv = pi.base.bv;
534 if (previewState(bv)) {
535 Dimension const dim = dimension(*pi.base.bv);
536 if (previewTooSmall(dim))
538 return graphics::PreviewLoader::backgroundColor();
544 void InsetMathHull::drawBackground(PainterInfo & pi, int x, int y) const
546 Dimension const dim = dimension(*pi.base.bv);
547 if (previewTooSmall(dim)) {
548 pi.pain.fillRectangle(x, y - 2 * ERROR_FRAME_WIDTH,
549 dim.wid, dim.asc + dim.des, backgroundColor(pi));
552 pi.pain.fillRectangle(x + 1, y - dim.asc + 1, dim.wid - 2,
553 dim.asc + dim.des - 1, pi.backgroundColor(this));
557 void InsetMathHull::draw(PainterInfo & pi, int x, int y) const
559 BufferView const * const bv = pi.base.bv;
561 if (type_ == hullRegexp) {
562 Dimension const dim = dimension(*bv);
563 pi.pain.rectangle(x + 1, y - dim.ascent() + 1,
564 dim.width() - 2, dim.height() - 2, Color_regexpframe);
567 if (previewState(bv)) {
568 Dimension const dim = dimension(*bv);
569 if (previewTooSmall(dim)) {
570 // we have an extra frame
571 preview_->draw(pi, x + ERROR_FRAME_WIDTH, y);
573 // one pixel gap in front
574 preview_->draw(pi, x + 1, y);
576 setPosCache(pi, x, y);
580 ColorCode color = pi.selected && lyxrc.use_system_colors
581 ? Color_selectiontext : standardColor();
582 bool const really_change_color = pi.base.font.color() == Color_none;
583 ColorChanger dummy0(pi.base.font, color, really_change_color);
584 FontSetChanger dummy1(pi.base, standardFont());
585 StyleChanger dummy2(pi.base, display() ? LM_ST_DISPLAY : LM_ST_TEXT);
587 InsetMathGrid::draw(pi, x + 1, y);
589 if (numberedType()) {
590 int const xx = x + colinfo_.back().offset_ + colinfo_.back().width_ + 20;
591 for (row_type row = 0; row < nrows(); ++row) {
592 int const yy = y + rowinfo_[row].offset_;
593 FontSetChanger dummy(pi.base, from_ascii("mathrm"));
594 docstring const nl = nicelabel(row);
598 setPosCache(pi, x, y);
602 void InsetMathHull::metricsT(TextMetricsInfo const & mi, Dimension & dim) const
605 InsetMathGrid::metricsT(mi, dim);
608 TexRow texrow(false);
609 otexrowstream ots(os,texrow);
610 WriteStream wi(ots, false, true, WriteStream::wsDefault);
612 dim.wid = os.str().size();
619 void InsetMathHull::drawT(TextPainter & pain, int x, int y) const
622 InsetMathGrid::drawT(pain, x, y);
625 TexRow texrow(false);
626 otexrowstream ots(os,texrow);
627 WriteStream wi(ots, false, true, WriteStream::wsDefault);
629 pain.draw(x, y, os.str().c_str());
634 static docstring latexString(InsetMathHull const & inset)
637 // This has to be static, because a preview snippet or a math
638 // macro containing math in text mode (such as $\text{$\phi$}$ or
639 // \newcommand{\xxx}{\text{$\phi$}}) gets processed twice. The
640 // first time as a whole, and the second time only the inner math.
641 // In this last case inset.buffer() would be invalid.
642 static Encoding const * encoding = 0;
643 if (inset.isBufferValid())
644 encoding = &(inset.buffer().params().encoding());
645 TexRow texrow(false);
646 otexrowstream ots(ls,texrow);
647 WriteStream wi(ots, false, true, WriteStream::wsPreview, encoding);
653 void InsetMathHull::initUnicodeMath() const
655 // Trigger classification of the unicode symbols in this inset
656 docstring const dummy = latexString(*this);
660 void InsetMathHull::addPreview(DocIterator const & inset_pos,
661 graphics::PreviewLoader & /*ploader*/) const
663 if (RenderPreview::previewMath()) {
664 preparePreview(inset_pos);
669 void InsetMathHull::usedMacros(MathData const & md, DocIterator const & pos,
670 MacroNameSet & macros, MacroNameSet & defs) const
672 MacroNameSet::iterator const end = macros.end();
674 for (size_t i = 0; i < md.size(); ++i) {
675 MathMacro const * mi = md[i].nucleus()->asMacro();
676 MathMacroTemplate const * mt = md[i].nucleus()->asMacroTemplate();
677 InsetMathScript const * si = md[i].nucleus()->asScriptInset();
678 InsetMathFracBase const * fi = md[i].nucleus()->asFracBaseInset();
679 InsetMathGrid const * gi = md[i].nucleus()->asGridInset();
680 InsetMathNest const * ni = md[i].nucleus()->asNestInset();
682 // Look for macros in the arguments of this macro.
683 for (idx_type idx = 0; idx < mi->nargs(); ++idx)
684 usedMacros(mi->cell(idx), pos, macros, defs);
685 // Make sure this is a macro defined in the document
686 // (as we also spot the macros in the symbols file)
687 // or that we have not already accounted for it.
688 docstring const name = mi->name();
689 if (macros.find(name) == end)
692 // Look for macros in the definition of this macro.
693 MathData ar(pos.buffer());
694 MacroData const * data =
695 pos.buffer()->getMacro(name, pos, true);
697 odocstringstream macro_def;
698 data->write(macro_def, true);
700 defs.insert(macro_def.str());
701 asArray(data->definition(), ar);
703 usedMacros(ar, pos, macros, defs);
705 MathData ar(pos.buffer());
706 asArray(mt->definition(), ar);
707 usedMacros(ar, pos, macros, defs);
709 if (!si->nuc().empty())
710 usedMacros(si->nuc(), pos, macros, defs);
712 usedMacros(si->down(), pos, macros, defs);
714 usedMacros(si->up(), pos, macros, defs);
715 } else if (fi || gi) {
716 idx_type nidx = fi ? fi->nargs() : gi->nargs();
717 for (idx_type idx = 0; idx < nidx; ++idx)
718 usedMacros(fi ? fi->cell(idx) : gi->cell(idx),
721 usedMacros(ni->cell(0), pos, macros, defs);
727 void InsetMathHull::preparePreview(DocIterator const & pos,
728 bool forexport) const
730 // there is no need to do all the macro stuff if we're not
731 // actually going to generate the preview.
732 if (!RenderPreview::previewMath() && !forexport)
735 Buffer const * buffer = pos.buffer();
737 // collect macros at this position
739 buffer->listMacroNames(macros);
741 // collect definitions only for the macros used in this inset
743 for (idx_type idx = 0; idx < nargs(); ++idx)
744 usedMacros(cell(idx), pos, macros, defs);
746 MacroNameSet::iterator it = defs.begin();
747 MacroNameSet::iterator end = defs.end();
748 docstring macro_preamble;
749 for (; it != end; ++it)
750 macro_preamble.append(*it);
752 // set the font series and size for this snippet
753 DocIterator dit = pos;
754 while (dit.inMathed())
756 Paragraph const & par = dit.paragraph();
757 Font font = par.getFontSettings(buffer->params(), dit.pos());
758 font.fontInfo().realize(par.layout().font);
759 string const lsize = font.latexSize();
762 if (font.fontInfo().series() == BOLD_SERIES) {
763 setfont += from_ascii("\\textbf{");
766 if (lsize != "normalsize" && !prefixIs(lsize, "error"))
767 setfont += from_ascii("\\" + lsize + '\n');
770 if (forexport && haveNumbers()) {
771 docstring eqstr = from_ascii("equation");
772 CounterMap::const_iterator it = counter_map.find(eqstr);
773 if (it != counter_map.end()) {
774 int num = it->second;
776 setcnt += from_ascii("\\setcounter{") + eqstr + '}' +
777 '{' + convert<docstring>(num) + '}' + '\n';
779 for (size_t i = 0; i != numcnts; ++i) {
780 docstring cnt = from_ascii(counters_to_save[i]);
781 it = counter_map.find(cnt);
782 if (it == counter_map.end())
784 int num = it->second;
786 setcnt += from_ascii("\\setcounter{") + cnt + '}' +
787 '{' + convert<docstring>(num) + '}';
790 docstring const snippet = macro_preamble + setfont + setcnt
791 + latexString(*this) + endfont;
792 LYXERR(Debug::MACROS, "Preview snippet: " << snippet);
793 preview_->addPreview(snippet, *buffer, forexport);
797 void InsetMathHull::reloadPreview(DocIterator const & pos) const
800 preview_->startLoading(*pos.buffer());
804 void InsetMathHull::loadPreview(DocIterator const & pos) const
806 bool const forexport = true;
807 preparePreview(pos, forexport);
808 preview_->startLoading(*pos.buffer(), forexport);
812 bool InsetMathHull::notifyCursorLeaves(Cursor const & old, Cursor & cur)
814 if (RenderPreview::previewMath()) {
816 cur.screenUpdateFlags(Update::Force);
822 docstring InsetMathHull::label(row_type row) const
824 LASSERT(row < nrows(), return docstring());
825 if (InsetLabel * il = label_[row])
826 return il->screenLabel();
831 void InsetMathHull::label(row_type row, docstring const & label)
833 //lyxerr << "setting label '" << label << "' for row " << row << endl;
837 label_[row] = dummy_pointer;
840 label_[row]->updateLabelAndRefs(label);
842 label_[row]->setParam("name", label);
846 InsetCommandParams p(LABEL_CODE);
848 label_[row] = new InsetLabel(buffer_, p);
850 label_[row]->setBuffer(buffer());
854 void InsetMathHull::numbered(row_type row, Numbered num)
856 numbered_[row] = num;
857 if (!numbered(row) && label_[row]) {
864 bool InsetMathHull::numbered(row_type row) const
866 return numbered_[row] == NUMBER;
870 bool InsetMathHull::ams() const
890 for (size_t row = 0; row < numbered_.size(); ++row)
891 if (numbered_[row] == NOTAG)
897 Inset::DisplayType InsetMathHull::display() const
920 bool InsetMathHull::numberedType() const
939 for (row_type row = 0; row < nrows(); ++row)
946 void InsetMathHull::validate(LaTeXFeatures & features) const
948 if (features.runparams().isLaTeX()) {
950 features.require("amsmath");
952 if (type_ == hullRegexp) {
953 features.require("color");
954 string frcol = lcolor.getLaTeXName(Color_regexpframe);
955 string bgcol = "white";
956 features.addPreambleSnippet(
957 string("\\newcommand{\\regexp}[1]{\\fcolorbox{")
958 + frcol + string("}{")
959 + bgcol + string("}{\\ensuremath{\\mathtt{#1}}}}"));
960 features.addPreambleSnippet(
961 string("\\newcommand{\\endregexp}{}"));
964 // Validation is necessary only if not using AMS math.
965 // To be safe, we will always run mathedvalidate.
966 //if (features.amsstyle)
969 //features.binom = true;
970 } else if (features.runparams().math_flavor == OutputParams::MathAsHTML) {
971 // it would be better to do this elsewhere, but we can't validate in
972 // InsetMathMatrix and we have no way, outside MathExtern, to know if
973 // we even have any matrices.
974 features.addCSSSnippet(
975 "table.matrix{display: inline-block; vertical-align: middle; text-align:center;}\n"
976 "table.matrix td{padding: 0.25px;}\n"
977 "td.ldelim{width: 0.5ex; border: thin solid black; border-right: none;}\n"
978 "td.rdelim{width: 0.5ex; border: thin solid black; border-left: none;}");
980 InsetMathGrid::validate(features);
984 void InsetMathHull::header_write(WriteStream & os) const
986 bool n = numberedType();
1003 os << "\\begin{equation" << star(n) << "}\n";
1015 os << "\\begin{" << hullName(type_) << star(n) << "}\n";
1022 os << "\\begin{" << hullName(type_) << star(n) << '}'
1023 << '{' << static_cast<unsigned int>((ncols() + 1)/2) << "}\n";
1029 os << "\\begin{" << hullName(type_) << '}'
1030 << '{' << static_cast<unsigned int>((ncols() + 1)/2) << "}\n";
1040 os << "\\begin{unknown" << star(n) << "}\n";
1046 void InsetMathHull::footer_write(WriteStream & os) const
1048 bool n = numberedType();
1063 os << "\\end{equation" << star(n) << "}\n";
1077 os << "\\end{" << hullName(type_) << star(n) << "}\n";
1083 os << "\\end{" << hullName(type_) << "}\n";
1087 // Only used as a heuristic to find the regexp termination, when searching in ignore-format mode
1088 os << "\\endregexp{}}";
1094 os << "\\end{unknown" << star(n) << "}\n";
1100 bool InsetMathHull::isTable() const
1123 bool InsetMathHull::rowChangeOK() const
1126 type_ == hullEqnArray || type_ == hullAlign ||
1127 type_ == hullFlAlign || type_ == hullAlignAt ||
1128 type_ == hullXAlignAt || type_ == hullXXAlignAt ||
1129 type_ == hullGather || type_ == hullMultline;
1133 bool InsetMathHull::colChangeOK() const
1136 type_ == hullAlign || type_ == hullFlAlign ||type_ == hullAlignAt ||
1137 type_ == hullXAlignAt || type_ == hullXXAlignAt;
1141 void InsetMathHull::addRow(row_type row)
1146 bool numbered = numberedType();
1147 // Move the number and raw pointer, do not call label() (bug 7511)
1148 InsetLabel * label = dummy_pointer;
1149 docstring number = empty_docstring();
1150 if (type_ == hullMultline) {
1151 if (row + 1 == nrows()) {
1152 numbered_[row] = NONUMBER;
1153 swap(label, label_[row]);
1154 swap(number, numbers_[row]);
1159 numbered_.insert(numbered_.begin() + row + 1, numbered ? NUMBER : NONUMBER);
1160 numbers_.insert(numbers_.begin() + row + 1, number);
1161 label_.insert(label_.begin() + row + 1, label);
1162 InsetMathGrid::addRow(row);
1166 void InsetMathHull::swapRow(row_type row)
1170 if (row + 1 == nrows())
1172 swap(numbered_[row], numbered_[row + 1]);
1173 swap(numbers_[row], numbers_[row + 1]);
1174 swap(label_[row], label_[row + 1]);
1175 InsetMathGrid::swapRow(row);
1179 void InsetMathHull::delRow(row_type row)
1181 if (nrows() <= 1 || !rowChangeOK())
1183 if (row + 1 == nrows() && type_ == hullMultline) {
1184 swap(numbered_[row - 1], numbered_[row]);
1185 swap(numbers_[row - 1], numbers_[row]);
1186 swap(label_[row - 1], label_[row]);
1187 InsetMathGrid::delRow(row);
1190 InsetMathGrid::delRow(row);
1191 // The last dummy row has no number info nor a label.
1192 // Test nrows() + 1 because we have already erased the row.
1193 if (row == nrows() + 1)
1195 numbered_.erase(numbered_.begin() + row);
1196 numbers_.erase(numbers_.begin() + row);
1198 label_.erase(label_.begin() + row);
1202 void InsetMathHull::addCol(col_type col)
1206 InsetMathGrid::addCol(col);
1210 void InsetMathHull::delCol(col_type col)
1212 if (ncols() <= 1 || !colChangeOK())
1214 InsetMathGrid::delCol(col);
1218 docstring InsetMathHull::nicelabel(row_type row) const
1222 docstring const & val = numbers_[row];
1224 return '(' + val + ')';
1225 return '(' + val + ',' + label_[row]->screenLabel() + ')';
1229 void InsetMathHull::glueall(HullType type)
1232 for (idx_type i = 0; i < nargs(); ++i)
1234 InsetLabel * label = 0;
1235 if (type == hullEquation) {
1236 // preserve first non-empty label
1237 for (row_type row = 0; row < nrows(); ++row) {
1239 label = label_[row];
1245 *this = InsetMathHull(buffer_, hullSimple);
1252 void InsetMathHull::splitTo2Cols()
1254 LASSERT(ncols() == 1, return);
1255 InsetMathGrid::addCol(1);
1256 for (row_type row = 0; row < nrows(); ++row) {
1257 idx_type const i = 2 * row;
1258 pos_type pos = firstRelOp(cell(i));
1259 cell(i + 1) = MathData(buffer_, cell(i).begin() + pos, cell(i).end());
1260 cell(i).erase(pos, cell(i).size());
1265 void InsetMathHull::splitTo3Cols()
1267 LASSERT(ncols() < 3, return);
1270 InsetMathGrid::addCol(2);
1271 for (row_type row = 0; row < nrows(); ++row) {
1272 idx_type const i = 3 * row + 1;
1273 if (!cell(i).empty()) {
1274 cell(i + 1) = MathData(buffer_, cell(i).begin() + 1, cell(i).end());
1275 cell(i).erase(1, cell(i).size());
1281 void InsetMathHull::changeCols(col_type cols)
1283 if (ncols() == cols)
1285 else if (ncols() < cols) {
1291 while (ncols() < cols)
1292 InsetMathGrid::addCol(ncols());
1298 for (row_type row = 0; row < nrows(); ++row) {
1299 idx_type const i = row * ncols();
1300 for (col_type col = cols; col < ncols(); ++col) {
1301 cell(i + cols - 1).append(cell(i + col));
1305 while (ncols() > cols) {
1306 InsetMathGrid::delCol(ncols() - 1);
1311 HullType InsetMathHull::getType() const
1317 void InsetMathHull::setType(HullType type)
1324 bool InsetMathHull::isMutable(HullType type)
1348 void InsetMathHull::mutate(HullType newtype)
1350 //lyxerr << "mutating from '" << type_ << "' to '" << newtype << "'" << endl;
1352 if (newtype == type_)
1355 // This guards the algorithm below it, which is designed with certain types
1357 if (!isMutable(newtype) || !isMutable(type_)) {
1358 lyxerr << "mutation from '" << to_utf8(hullName(type_))
1359 << "' to '" << to_utf8(hullName(newtype))
1360 << "' not implemented" << endl;
1364 // we try to move along the chain
1365 // none <-> simple <-> equation <-> eqnarray -> *align* -> multline, gather -+
1367 // +-------------------------------------+
1368 // we use eqnarray as intermediate type for mutations that are not
1369 // directly supported because it handles labels and numbering for
1374 setType(hullSimple);
1380 if (newtype == hullNone) {
1384 setType(hullEquation);
1385 numbered(0, label_[0] ? true : false);
1394 setType(hullSimple);
1399 // split it "nicely" on the first relop
1401 setType(hullEqnArray);
1409 // split it "nicely"
1444 setType(hullEqnArray);
1453 for (row_type row = 0; row < nrows(); ++row)
1454 numbered(row, false);
1464 for (row_type row = 0; row < nrows(); ++row)
1465 numbered(row, false);
1472 setType(hullEqnArray);
1502 for (row_type row = 0; row < nrows(); ++row)
1503 numbered(row, false);
1507 // first we mutate to EqnArray
1509 setType(hullEqnArray);
1516 // we passed the guard so we should not be here
1517 LASSERT("Mutation not implemented, but should have been.", return);
1523 docstring InsetMathHull::eolString(row_type row, bool fragile, bool latex,
1524 bool last_eoln) const
1527 if (numberedType()) {
1528 if (label_[row] && numbered(row)) {
1529 docstring const name =
1530 latex ? escape(label_[row]->getParam("name"))
1531 : label_[row]->getParam("name");
1532 res += "\\label{" + name + '}';
1534 if (type_ != hullMultline) {
1535 if (numbered_[row] == NONUMBER)
1536 res += "\\nonumber ";
1537 else if (numbered_[row] == NOTAG)
1541 // Never add \\ on the last empty line of eqnarray and friends
1543 return res + InsetMathGrid::eolString(row, fragile, latex, last_eoln);
1546 void InsetMathHull::write(WriteStream & os) const
1548 ModeSpecifier specifier(os, MATH_MODE);
1550 InsetMathGrid::write(os);
1555 void InsetMathHull::normalize(NormalStream & os) const
1557 os << "[formula " << hullName(type_) << ' ';
1558 InsetMathGrid::normalize(os);
1563 void InsetMathHull::infoize(odocstream & os) const
1565 os << bformat(_("Type: %1$s"), hullName(type_));
1569 void InsetMathHull::check() const
1571 LATTEST(numbered_.size() == nrows());
1572 LATTEST(numbers_.size() == nrows());
1573 LATTEST(label_.size() == nrows());
1577 void InsetMathHull::doExtern(Cursor & cur, FuncRequest & func)
1581 idocstringstream iss(func.argument());
1582 iss >> dlang >> extra;
1584 extra = from_ascii("noextra");
1585 string const lang = to_ascii(dlang);
1587 // replace selection with result of computation
1588 if (reduceSelectionToOneCell(cur)) {
1590 asArray(grabAndEraseSelection(cur), ar);
1591 lyxerr << "use selection: " << ar << endl;
1592 cur.insert(pipeThroughExtern(lang, extra, ar));
1596 // only inline, display or eqnarray math is allowed
1597 switch (getType()) {
1603 frontend::Alert::warning(_("Bad math environment"),
1604 _("Computation cannot be performed for AMS "
1605 "math environments.\nChange the math "
1606 "formula type and try again."));
1611 eq.push_back(MathAtom(new InsetMathChar('=')));
1613 // go to first item in line
1614 cur.idx() -= cur.idx() % ncols();
1617 if (getType() == hullSimple) {
1618 size_type pos = cur.cell().find_last(eq);
1620 if (pos == cur.cell().size()) {
1622 lyxerr << "use whole cell: " << ar << endl;
1624 ar = MathData(buffer_, cur.cell().begin() + pos + 1, cur.cell().end());
1625 lyxerr << "use partial cell form pos: " << pos << endl;
1627 cur.cell().append(eq);
1628 cur.cell().append(pipeThroughExtern(lang, extra, ar));
1629 cur.pos() = cur.lastpos();
1633 if (getType() == hullEquation) {
1634 lyxerr << "use equation inset" << endl;
1635 mutate(hullEqnArray);
1636 MathData & ar = cur.cell();
1637 lyxerr << "use cell: " << ar << endl;
1641 cur.cell() = pipeThroughExtern(lang, extra, ar);
1642 // move to end of line
1643 cur.pos() = cur.lastpos();
1648 lyxerr << "use eqnarray" << endl;
1649 cur.idx() += 2 - cur.idx() % ncols();
1651 MathData ar = cur.cell();
1652 lyxerr << "use cell: " << ar << endl;
1653 // FIXME: temporarily disabled
1659 cur.cell() = pipeThroughExtern(lang, extra, ar);
1660 cur.pos() = cur.lastpos();
1665 void InsetMathHull::doDispatch(Cursor & cur, FuncRequest & cmd)
1667 //lyxerr << "action: " << cmd.action() << endl;
1668 switch (cmd.action()) {
1670 case LFUN_FINISHED_BACKWARD:
1671 case LFUN_FINISHED_FORWARD:
1672 case LFUN_FINISHED_RIGHT:
1673 case LFUN_FINISHED_LEFT:
1674 //lyxerr << "action: " << cmd.action() << endl;
1675 InsetMathGrid::doDispatch(cur, cmd);
1678 case LFUN_PARAGRAPH_BREAK:
1679 // just swallow this
1682 case LFUN_NEWLINE_INSERT:
1683 // some magic for the common case
1684 if (type_ == hullSimple || type_ == hullEquation) {
1685 cur.recordUndoInset();
1687 cur.bv().buffer().params().use_package("amsmath") != BufferParams::package_off;
1688 mutate(align ? hullAlign : hullEqnArray);
1689 // mutate() may change labels and such.
1690 cur.forceBufferUpdate();
1691 cur.idx() = nrows() * ncols() - 1;
1692 cur.pos() = cur.lastpos();
1694 InsetMathGrid::doDispatch(cur, cmd);
1697 case LFUN_MATH_NUMBER_TOGGLE: {
1698 //lyxerr << "toggling all numbers" << endl;
1699 cur.recordUndoInset();
1700 bool old = numberedType();
1701 if (type_ == hullMultline)
1702 numbered(nrows() - 1, !old);
1704 for (row_type row = 0; row < nrows(); ++row)
1705 numbered(row, !old);
1707 cur.message(old ? _("No number") : _("Number"));
1708 cur.forceBufferUpdate();
1712 case LFUN_MATH_NUMBER_LINE_TOGGLE: {
1713 cur.recordUndoInset();
1714 row_type r = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1715 bool old = numbered(r);
1716 cur.message(old ? _("No number") : _("Number"));
1718 cur.forceBufferUpdate();
1722 case LFUN_LABEL_INSERT: {
1723 row_type r = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1724 docstring old_label = label(r);
1725 docstring const default_label = from_ascii("eq:");
1726 if (old_label.empty())
1727 old_label = default_label;
1729 InsetCommandParams p(LABEL_CODE);
1730 p["name"] = cmd.argument().empty() ? old_label : cmd.argument();
1731 string const data = InsetCommand::params2string(p);
1733 if (cmd.argument().empty())
1734 cur.bv().showDialog("label", data);
1736 FuncRequest fr(LFUN_INSET_INSERT, data);
1742 case LFUN_LABEL_COPY_AS_REFERENCE: {
1744 if (cmd.argument().empty() && &cur.inset() == this)
1745 // if there is no argument and we're inside math, we retrieve
1746 // the row number from the cursor position.
1747 row = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1749 // if there is an argument, find the corresponding label, else
1750 // check whether there is at least one label.
1751 for (row = 0; row != nrows(); ++row)
1752 if (numbered(row) && label_[row]
1753 && (cmd.argument().empty() || label(row) == cmd.argument()))
1760 InsetCommandParams p(REF_CODE, "ref");
1761 p["reference"] = label(row);
1762 cap::clearSelection();
1763 cap::copyInset(cur, new InsetRef(buffer_, p), label(row));
1767 case LFUN_WORD_DELETE_FORWARD:
1768 case LFUN_CHAR_DELETE_FORWARD:
1769 if (col(cur.idx()) + 1 == ncols()
1770 && cur.pos() == cur.lastpos()
1771 && !cur.selection()) {
1772 if (!label(row(cur.idx())).empty()) {
1773 cur.recordUndoInset();
1774 label(row(cur.idx()), docstring());
1775 } else if (numbered(row(cur.idx()))) {
1776 cur.recordUndoInset();
1777 numbered(row(cur.idx()), false);
1778 cur.forceBufferUpdate();
1780 InsetMathGrid::doDispatch(cur, cmd);
1784 InsetMathGrid::doDispatch(cur, cmd);
1789 case LFUN_INSET_INSERT: {
1790 //lyxerr << "arg: " << to_utf8(cmd.argument()) << endl;
1791 // FIXME: this should be cleaned up to use InsetLabel methods directly.
1792 string const name = cmd.getArg(0);
1793 if (name == "label") {
1794 InsetCommandParams p(LABEL_CODE);
1795 InsetCommand::string2params(to_utf8(cmd.argument()), p);
1796 docstring str = p["name"];
1797 cur.recordUndoInset();
1798 row_type const r = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1802 docstring old = label(r);
1805 // The label will take care of the reference update.
1809 // Newly created inset so initialize it.
1810 label_[r]->initView();
1813 cur.forceBufferUpdate();
1816 InsetMathGrid::doDispatch(cur, cmd);
1820 case LFUN_MATH_EXTERN:
1821 cur.recordUndoInset();
1825 case LFUN_MATH_MUTATE: {
1826 cur.recordUndoInset();
1827 row_type row = cur.row();
1828 col_type col = cur.col();
1829 mutate(hullType(cmd.argument()));
1830 cur.idx() = row * ncols() + col;
1831 if (cur.idx() > cur.lastidx()) {
1832 cur.idx() = cur.lastidx();
1833 cur.pos() = cur.lastpos();
1835 if (cur.pos() > cur.lastpos())
1836 cur.pos() = cur.lastpos();
1838 cur.forceBufferUpdate();
1839 // FIXME: find some more clever handling of the selection,
1840 // i.e. preserve it.
1841 cur.clearSelection();
1842 //cur.dispatched(FINISHED);
1846 case LFUN_MATH_DISPLAY: {
1847 cur.recordUndoInset();
1848 mutate(type_ == hullSimple ? hullEquation : hullSimple);
1849 // if the cursor is in a cell that got merged, move it to
1850 // start of the hull inset.
1851 if (cur.idx() > 0) {
1855 if (cur.pos() > cur.lastpos())
1856 cur.pos() = cur.lastpos();
1861 case LFUN_TABULAR_FEATURE:
1865 InsetMathGrid::doDispatch(cur, cmd);
1869 InsetMathGrid::doDispatch(cur, cmd);
1875 bool InsetMathHull::getStatus(Cursor & cur, FuncRequest const & cmd,
1876 FuncStatus & status) const
1878 switch (cmd.action()) {
1879 case LFUN_FINISHED_BACKWARD:
1880 case LFUN_FINISHED_FORWARD:
1881 case LFUN_FINISHED_RIGHT:
1882 case LFUN_FINISHED_LEFT:
1885 case LFUN_NEWLINE_INSERT:
1886 case LFUN_MATH_EXTERN:
1888 status.setEnabled(true);
1891 // we never allow this in math, and we want to bind enter
1892 // to another actions in command-alternatives
1893 case LFUN_PARAGRAPH_BREAK:
1894 status.setEnabled(false);
1896 case LFUN_MATH_MUTATE: {
1897 HullType const ht = hullType(cmd.argument());
1898 status.setOnOff(type_ == ht);
1899 status.setEnabled(isMutable(ht) && isMutable(type_));
1901 if (ht != hullSimple && status.enabled()) {
1902 Cursor tmpcur = cur;
1903 while (!tmpcur.empty()) {
1904 InsetCode code = tmpcur.inset().lyxCode();
1905 if (code == BOX_CODE) {
1907 } else if (code == TABULAR_CODE) {
1908 FuncRequest tmpcmd(LFUN_MATH_DISPLAY);
1909 if (tmpcur.getStatus(tmpcmd, status) && !status.enabled())
1917 case LFUN_MATH_DISPLAY: {
1919 if (cur.depth() > 1) {
1920 Inset const & in = cur[cur.depth()-2].inset();
1921 if (in.lyxCode() == SCRIPT_CODE)
1922 enable = display() != Inline;
1924 status.setEnabled(enable);
1925 status.setOnOff(display() != Inline);
1929 case LFUN_MATH_NUMBER_TOGGLE:
1930 // FIXME: what is the right test, this or the one of
1932 status.setEnabled(display() != Inline);
1933 status.setOnOff(numberedType());
1936 case LFUN_MATH_NUMBER_LINE_TOGGLE: {
1937 // FIXME: what is the right test, this or the one of
1939 bool const enable = (type_ == hullMultline)
1940 ? (nrows() - 1 == cur.row())
1941 : display() != Inline;
1942 row_type const r = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1943 status.setEnabled(enable);
1944 status.setOnOff(enable && numbered(r));
1948 case LFUN_LABEL_INSERT:
1949 status.setEnabled(type_ != hullSimple);
1952 case LFUN_LABEL_COPY_AS_REFERENCE: {
1953 bool enabled = false;
1955 if (cmd.argument().empty() && &cur.inset() == this) {
1956 // if there is no argument and we're inside math, we retrieve
1957 // the row number from the cursor position.
1958 row = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1959 enabled = numberedType() && label_[row] && numbered(row);
1961 // if there is an argument, find the corresponding label, else
1962 // check whether there is at least one label.
1963 for (row_type row = 0; row != nrows(); ++row) {
1964 if (numbered(row) && label_[row] &&
1965 (cmd.argument().empty() || label(row) == cmd.argument())) {
1971 status.setEnabled(enabled);
1975 case LFUN_INSET_INSERT:
1976 if (cmd.getArg(0) == "label") {
1977 status.setEnabled(type_ != hullSimple);
1980 return InsetMathGrid::getStatus(cur, cmd, status);
1982 case LFUN_TABULAR_FEATURE: {
1985 string s = cmd.getArg(0);
1987 && (s == "append-row"
1988 || s == "delete-row"
1989 || s == "copy-row")) {
1990 status.message(bformat(
1991 from_utf8(N_("Can't change number of rows in '%1$s'")),
1993 status.setEnabled(false);
1997 && (s == "append-column"
1998 || s == "delete-column"
1999 || s == "copy-column")) {
2000 status.message(bformat(
2001 from_utf8(N_("Can't change number of columns in '%1$s'")),
2003 status.setEnabled(false);
2006 if (s == "add-vline-left" || s == "add-vline-right") {
2007 status.message(bformat(
2008 from_utf8(N_("Can't add vertical grid lines in '%1$s'")),
2010 status.setEnabled(false);
2013 if (s == "valign-top" || s == "valign-middle"
2014 || s == "valign-bottom" || s == "align-left"
2015 || s == "align-center" || s == "align-right") {
2016 status.setEnabled(false);
2019 return InsetMathGrid::getStatus(cur, cmd, status);
2023 return InsetMathGrid::getStatus(cur, cmd, status);
2026 // This cannot really happen, but inserted to shut-up gcc
2027 return InsetMathGrid::getStatus(cur, cmd, status);
2031 /////////////////////////////////////////////////////////////////////
2035 // simply scrap this function if you want
2036 void InsetMathHull::mutateToText()
2039 // translate to latex
2041 latex(os, false, false);
2042 string str = os.str();
2045 Text * lt = view_->cursor().innerText();
2046 string::const_iterator cit = str.begin();
2047 string::const_iterator end = str.end();
2048 for (; cit != end; ++cit)
2049 view_->getIntl()->getTransManager().TranslateAndInsert(*cit, lt);
2052 //dispatch(LFUN_ESCAPE);
2057 void InsetMathHull::handleFont(Cursor & cur, docstring const & arg,
2058 docstring const & font)
2060 // this whole function is a hack and won't work for incremental font
2063 if (cur.inset().asInsetMath()->name() == font)
2064 cur.handleFont(to_utf8(font));
2066 cur.handleNest(createInsetMath(font, cur.buffer()));
2072 void InsetMathHull::handleFont2(Cursor & cur, docstring const & arg)
2077 font.fromString(to_utf8(arg), b);
2078 if (font.fontInfo().color() != Color_inherit) {
2079 MathAtom at = MathAtom(new InsetMathColor(buffer_, true, font.fontInfo().color()));
2080 cur.handleNest(at, 0);
2085 void InsetMathHull::edit(Cursor & cur, bool front, EntryDirection entry_from)
2088 bool enter_front = (entry_from == Inset::ENTRY_DIRECTION_LEFT ||
2089 (entry_from == Inset::ENTRY_DIRECTION_IGNORE && front));
2090 enter_front ? idxFirst(cur) : idxLast(cur);
2091 // The inset formula dimension is not necessarily the same as the
2092 // one of the instant preview image, so we have to indicate to the
2093 // BufferView that a metrics update is needed.
2094 cur.screenUpdateFlags(Update::Force);
2098 void InsetMathHull::revealCodes(Cursor & cur) const
2100 if (!cur.inMathed())
2102 odocstringstream os;
2104 cur.message(os.str());
2106 // write something to the minibuffer
2107 // translate to latex
2111 string str = os.str();
2113 string::size_type pos = 0;
2115 for (string::iterator it = str.begin(); it != str.end(); ++it) {
2118 else if (*it == '\0') {
2120 pos = it - str.begin();
2126 res = res.substr(pos - 30);
2127 if (res.size() > 60)
2128 res = res.substr(0, 60);
2134 /////////////////////////////////////////////////////////////////////
2138 bool InsetMathHull::searchForward(BufferView * bv, string const & str,
2141 // FIXME: completely broken
2142 static InsetMathHull * lastformula = 0;
2143 static CursorBase current = DocIterator(ibegin(nucleus()));
2145 static string laststr;
2147 if (lastformula != this || laststr != str) {
2148 //lyxerr << "reset lastformula to " << this << endl;
2151 current = ibegin(nucleus());
2153 mathed_parse_cell(ar, str, Parse::NORMAL, &buffer());
2157 //lyxerr << "searching '" << str << "' in " << this << ar << endl;
2159 for (DocIterator it = current; it != iend(nucleus()); increment(it)) {
2160 CursorSlice & top = it.back();
2161 MathData const & a = top.asInsetMath()->cell(top.idx_);
2162 if (a.matchpart(ar, top.pos_)) {
2163 bv->cursor().setSelection(it, ar.size());
2165 top.pos_ += ar.size();
2171 //lyxerr << "not found!" << endl;
2178 void InsetMathHull::write(ostream & os) const
2180 odocstringstream oss;
2181 TexRow texrow(false);
2182 otexrowstream ots(oss,texrow);
2183 WriteStream wi(ots, false, false, WriteStream::wsDefault);
2186 os << to_utf8(oss.str());
2190 void InsetMathHull::read(Lexer & lex)
2193 mathed_parse_normal(buffer_, at, lex, Parse::TRACKMACRO);
2194 operator=(*at->asHullInset());
2198 bool InsetMathHull::readQuiet(Lexer & lex)
2201 bool success = mathed_parse_normal(buffer_, at, lex, Parse::QUIET);
2203 operator=(*at->asHullInset());
2208 int InsetMathHull::plaintext(odocstringstream & os,
2209 OutputParams const & op, size_t max_length) const
2211 // disables ASCII-art for export of equations. See #2275.
2212 if (0 && display()) {
2216 TextPainter tpain(dim.width(), dim.height());
2217 drawT(tpain, 0, dim.ascent());
2219 // reset metrics cache to "real" values
2221 return tpain.textheight();
2224 odocstringstream oss;
2225 TexRow texrow(false);
2226 otexrowstream ots(oss,texrow);
2227 Encoding const * const enc = encodings.fromLyXName("utf8");
2228 WriteStream wi(ots, false, true, WriteStream::wsDefault, enc);
2231 if (type_ == hullRegexp)
2234 for (row_type r = 0; r < nrows(); ++r) {
2235 for (col_type c = 0; c < ncols(); ++c)
2236 wi << (c == 0 ? "" : "\t") << cell(index(r, c));
2237 // if it's for the TOC, we write just the first line
2238 // and do not include the newline.
2239 if (op.for_toc || op.for_tooltip || oss.str().size() >= max_length)
2241 if (r < nrows() - 1)
2245 docstring const str = oss.str();
2251 int InsetMathHull::docbook(odocstream & os, OutputParams const & runparams) const
2256 if (getType() == hullSimple)
2257 name = from_ascii("inlineequation");
2259 name = from_ascii("informalequation");
2261 docstring bname = name;
2262 if (!label(0).empty())
2263 bname += " id='" + sgml::cleanID(buffer(), runparams, label(0)) + "'";
2265 ++ms.tab(); ms.cr(); ms.os() << '<' << bname << '>';
2267 odocstringstream ls;
2269 otexstream ols(ls, texrow);
2270 if (runparams.flavor == OutputParams::XML) {
2271 ms << MTag("alt role='tex' ");
2272 // Workaround for db2latex: db2latex always includes equations with
2273 // \ensuremath{} or \begin{display}\end{display}
2274 // so we strip LyX' math environment
2275 WriteStream wi(ols, false, false, WriteStream::wsDefault, runparams.encoding);
2276 InsetMathGrid::write(wi);
2277 ms << from_utf8(subst(subst(to_utf8(ls.str()), "&", "&"), "<", "<"));
2282 InsetMathGrid::mathmlize(ms);
2285 ms << MTag("alt role='tex'");
2286 latex(ols, runparams);
2287 res = texrow.rows();
2288 ms << from_utf8(subst(subst(to_utf8(ls.str()), "&", "&"), "<", "<"));
2292 ms << from_ascii("<graphic fileref=\"eqn/");
2293 if (!label(0).empty())
2294 ms << sgml::cleanID(buffer(), runparams, label(0));
2296 ms << sgml::uniqueID(from_ascii("anon"));
2298 if (runparams.flavor == OutputParams::XML)
2299 ms << from_ascii("\"/>");
2301 ms << from_ascii("\">");
2303 ms.cr(); --ms.tab(); ms.os() << "</" << name << '>';
2305 return ms.line() + res;
2309 bool InsetMathHull::haveNumbers() const
2311 bool havenumbers = false;
2312 // inline formulas are never numbered (bug 7351 part 3)
2313 if (getType() == hullSimple)
2315 for (size_t i = 0; i != numbered_.size(); ++i) {
2326 // We need to do something about alignment here.
2328 // This duplicates code from InsetMathGrid, but
2329 // we need access here to number information,
2330 // and we simply do not have that in InsetMathGrid.
2331 void InsetMathHull::htmlize(HtmlStream & os) const
2333 bool const havenumbers = haveNumbers();
2334 bool const havetable = havenumbers || nrows() > 1 || ncols() > 1;
2337 os << cell(index(0, 0));
2341 os << MTag("table", "class='mathtable'");
2342 for (row_type row = 0; row < nrows(); ++row) {
2344 for (col_type col = 0; col < ncols(); ++col) {
2346 os << cell(index(row, col));
2351 docstring const & num = numbers_[row];
2353 os << '(' << num << ')';
2358 os << ETag("table");
2362 // this duplicates code from InsetMathGrid, but
2363 // we need access here to number information,
2364 // and we simply do not have that in InsetMathGrid.
2365 void InsetMathHull::mathmlize(MathStream & os) const
2367 bool const havenumbers = haveNumbers();
2368 bool const havetable = havenumbers || nrows() > 1 || ncols() > 1;
2371 os << MTag("mtable");
2372 char const * const celltag = havetable ? "mtd" : "mrow";
2373 // FIXME There does not seem to be wide support at the moment
2374 // for mlabeledtr, so we have to use just mtr for now.
2375 // char const * const rowtag = havenumbers ? "mlabeledtr" : "mtr";
2376 char const * const rowtag = "mtr";
2377 for (row_type row = 0; row < nrows(); ++row) {
2380 for (col_type col = 0; col < ncols(); ++col) {
2382 << cell(index(row, col))
2388 docstring const & num = numbers_[row];
2390 os << '(' << num << ')';
2397 os << ETag("mtable");
2401 void InsetMathHull::mathAsLatex(WriteStream & os) const
2403 MathEnsurer ensurer(os, false);
2404 bool havenumbers = haveNumbers();
2405 bool const havetable = havenumbers || nrows() > 1 || ncols() > 1;
2408 os << cell(index(0, 0));
2412 os << "<table class='mathtable'>";
2413 for (row_type row = 0; row < nrows(); ++row) {
2415 for (col_type col = 0; col < ncols(); ++col) {
2416 os << "<td class='math'>";
2417 os << cell(index(row, col));
2422 docstring const & num = numbers_[row];
2424 os << '(' << num << ')';
2433 docstring InsetMathHull::xhtml(XHTMLStream & xs, OutputParams const & op) const
2435 BufferParams::MathOutput const mathtype =
2436 buffer().masterBuffer()->params().html_math_output;
2438 bool success = false;
2440 // we output all the labels just at the beginning of the equation.
2441 // this should be fine.
2442 for (size_t i = 0; i != label_.size(); ++i) {
2443 InsetLabel const * const il = label_[i];
2449 // FIXME Eventually we would like to do this inset by inset.
2450 if (mathtype == BufferParams::MathML) {
2451 odocstringstream os;
2456 } catch (MathExportException const &) {}
2458 if (getType() == hullSimple)
2459 xs << html::StartTag("math",
2460 "xmlns=\"http://www.w3.org/1998/Math/MathML\"", true);
2462 xs << html::StartTag("math",
2463 "display=\"block\" xmlns=\"http://www.w3.org/1998/Math/MathML\"", true);
2464 xs << XHTMLStream::ESCAPE_NONE
2466 << html::EndTag("math");
2468 } else if (mathtype == BufferParams::HTML) {
2469 odocstringstream os;
2474 } catch (MathExportException const &) {}
2476 string const tag = (getType() == hullSimple) ? "span" : "div";
2477 xs << html::StartTag(tag, "class='formula'", true)
2478 << XHTMLStream::ESCAPE_NONE
2480 << html::EndTag(tag);
2484 // what we actually want is this:
2486 // ((mathtype == BufferParams::MathML || mathtype == BufferParams::HTML)
2488 // || mathtype == BufferParams::Images
2490 // but what follows is equivalent, since we'll enter only if either (a) we
2491 // tried and failed with MathML or HTML or (b) didn't try yet at all but
2492 // aren't doing LaTeX, in which case we are doing Images.
2493 if (!success && mathtype != BufferParams::LaTeX) {
2494 graphics::PreviewImage const * pimage = 0;
2496 loadPreview(docit_);
2497 pimage = preview_->getPreviewImage(buffer());
2498 // FIXME Do we always have png?
2501 if (pimage || op.dryrun) {
2502 string const filename = pimage ? pimage->filename().onlyFileName()
2503 : "previewimage.png";
2505 // if we are not in the master buffer, then we need to see that the
2506 // generated image is copied there; otherwise, preview fails.
2507 Buffer const * mbuf = buffer().masterBuffer();
2508 if (mbuf != &buffer()) {
2509 string mbtmp = mbuf->temppath();
2510 FileName const mbufimg(support::addName(mbtmp, filename));
2511 pimage->filename().copyTo(mbufimg);
2513 // add the file to the list of files to be exported
2514 op.exportdata->addExternalFile("xhtml", pimage->filename());
2517 string const tag = (getType() == hullSimple) ? "span" : "div";
2519 << html::StartTag(tag)
2520 << html::CompTag("img", "src=\"" + filename + "\" alt=\"Mathematical Equation\"")
2521 << html::EndTag(tag)
2527 // so we'll pass this test if we've failed everything else, or
2528 // if mathtype was LaTeX, since we won't have entered any of the
2530 if (!success /* || mathtype != BufferParams::LaTeX */) {
2531 // Unfortunately, we cannot use latexString() because we do not want
2532 // $...$ or whatever.
2533 odocstringstream ls;
2534 TexRow texrow(false);
2535 otexrowstream ots(ls,texrow);
2536 WriteStream wi(ots, false, true, WriteStream::wsPreview);
2537 ModeSpecifier specifier(wi, MATH_MODE);
2539 docstring const latex = ls.str();
2541 // class='math' allows for use of jsMath
2542 // http://www.math.union.edu/~dpvc/jsMath/
2544 // probably should allow for some kind of customization here
2545 string const tag = (getType() == hullSimple) ? "span" : "div";
2546 xs << html::StartTag(tag, "class='math'")
2548 << html::EndTag(tag)
2555 void InsetMathHull::toString(odocstream & os) const
2557 odocstringstream ods;
2558 plaintext(ods, OutputParams(0));
2563 void InsetMathHull::forOutliner(docstring & os, size_t const, bool const) const
2565 odocstringstream ods;
2568 // FIXME: this results in spilling TeX into the LyXHTML output since the
2569 // outliner is used to generate the LyXHTML list of figures/etc.
2575 string InsetMathHull::contextMenuName() const
2577 return "context-math";
2581 void InsetMathHull::recordLocation(DocIterator const & di)