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)->isMathRel())
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.getInnerText();
754 Paragraph const & par = dit.paragraph();
755 Font font = par.getFontSettings(buffer->params(), dit.pos());
756 font.fontInfo().realize(par.layout().font);
757 string const lsize = font.latexSize();
760 if (font.fontInfo().series() == BOLD_SERIES) {
761 setfont += from_ascii("\\textbf{");
764 if (lsize != "normalsize" && !prefixIs(lsize, "error"))
765 setfont += from_ascii("\\" + lsize + '\n');
768 if (forexport && haveNumbers()) {
769 docstring eqstr = from_ascii("equation");
770 CounterMap::const_iterator it = counter_map.find(eqstr);
771 if (it != counter_map.end()) {
772 int num = it->second;
774 setcnt += from_ascii("\\setcounter{") + eqstr + '}' +
775 '{' + convert<docstring>(num) + '}' + '\n';
777 for (size_t i = 0; i != numcnts; ++i) {
778 docstring cnt = from_ascii(counters_to_save[i]);
779 it = counter_map.find(cnt);
780 if (it == counter_map.end())
782 int num = it->second;
784 setcnt += from_ascii("\\setcounter{") + cnt + '}' +
785 '{' + convert<docstring>(num) + '}';
788 docstring const snippet = macro_preamble + setfont + setcnt
789 + latexString(*this) + endfont;
790 LYXERR(Debug::MACROS, "Preview snippet: " << snippet);
791 preview_->addPreview(snippet, *buffer, forexport);
795 void InsetMathHull::reloadPreview(DocIterator const & pos) const
798 preview_->startLoading(*pos.buffer());
802 void InsetMathHull::loadPreview(DocIterator const & pos) const
804 bool const forexport = true;
805 preparePreview(pos, forexport);
806 preview_->startLoading(*pos.buffer(), forexport);
810 bool InsetMathHull::notifyCursorLeaves(Cursor const & old, Cursor & cur)
812 if (RenderPreview::previewMath()) {
814 cur.screenUpdateFlags(Update::Force);
820 docstring InsetMathHull::label(row_type row) const
822 LASSERT(row < nrows(), return docstring());
823 if (InsetLabel * il = label_[row])
824 return il->screenLabel();
829 void InsetMathHull::label(row_type row, docstring const & label)
831 //lyxerr << "setting label '" << label << "' for row " << row << endl;
835 label_[row] = dummy_pointer;
838 label_[row]->updateLabelAndRefs(label);
840 label_[row]->setParam("name", label);
844 InsetCommandParams p(LABEL_CODE);
846 label_[row] = new InsetLabel(buffer_, p);
848 label_[row]->setBuffer(buffer());
852 void InsetMathHull::numbered(row_type row, Numbered num)
854 numbered_[row] = num;
855 if (!numbered(row) && label_[row]) {
862 bool InsetMathHull::numbered(row_type row) const
864 return numbered_[row] == NUMBER;
868 bool InsetMathHull::ams() const
888 for (size_t row = 0; row < numbered_.size(); ++row)
889 if (numbered_[row] == NOTAG)
895 Inset::DisplayType InsetMathHull::display() const
918 bool InsetMathHull::numberedType() const
937 for (row_type row = 0; row < nrows(); ++row)
944 void InsetMathHull::validate(LaTeXFeatures & features) const
946 if (features.runparams().isLaTeX()) {
948 features.require("amsmath");
950 if (type_ == hullRegexp) {
951 features.require("color");
952 string frcol = lcolor.getLaTeXName(Color_regexpframe);
953 string bgcol = "white";
954 features.addPreambleSnippet(
955 string("\\newcommand{\\regexp}[1]{\\fcolorbox{")
956 + frcol + string("}{")
957 + bgcol + string("}{\\ensuremath{\\mathtt{#1}}}}"));
958 features.addPreambleSnippet(
959 string("\\newcommand{\\endregexp}{}"));
962 // Validation is necessary only if not using AMS math.
963 // To be safe, we will always run mathedvalidate.
964 //if (features.amsstyle)
967 //features.binom = true;
968 } else if (features.runparams().math_flavor == OutputParams::MathAsHTML) {
969 // it would be better to do this elsewhere, but we can't validate in
970 // InsetMathMatrix and we have no way, outside MathExtern, to know if
971 // we even have any matrices.
972 features.addCSSSnippet(
973 "table.matrix{display: inline-block; vertical-align: middle; text-align:center;}\n"
974 "table.matrix td{padding: 0.25px;}\n"
975 "td.ldelim{width: 0.5ex; border: thin solid black; border-right: none;}\n"
976 "td.rdelim{width: 0.5ex; border: thin solid black; border-left: none;}");
978 InsetMathGrid::validate(features);
982 void InsetMathHull::header_write(WriteStream & os) const
984 bool n = numberedType();
1001 os << "\\begin{equation" << star(n) << "}\n";
1013 os << "\\begin{" << hullName(type_) << star(n) << "}\n";
1020 os << "\\begin{" << hullName(type_) << star(n) << '}'
1021 << '{' << static_cast<unsigned int>((ncols() + 1)/2) << "}\n";
1027 os << "\\begin{" << hullName(type_) << '}'
1028 << '{' << static_cast<unsigned int>((ncols() + 1)/2) << "}\n";
1038 os << "\\begin{unknown" << star(n) << "}\n";
1044 void InsetMathHull::footer_write(WriteStream & os) const
1046 bool n = numberedType();
1061 os << "\\end{equation" << star(n) << "}\n";
1075 os << "\\end{" << hullName(type_) << star(n) << "}\n";
1081 os << "\\end{" << hullName(type_) << "}\n";
1085 // Only used as a heuristic to find the regexp termination, when searching in ignore-format mode
1086 os << "\\endregexp{}}";
1092 os << "\\end{unknown" << star(n) << "}\n";
1098 bool InsetMathHull::allowsTabularFeatures() const
1121 bool InsetMathHull::rowChangeOK() const
1124 type_ == hullEqnArray || type_ == hullAlign ||
1125 type_ == hullFlAlign || type_ == hullAlignAt ||
1126 type_ == hullXAlignAt || type_ == hullXXAlignAt ||
1127 type_ == hullGather || type_ == hullMultline;
1131 bool InsetMathHull::colChangeOK() const
1134 type_ == hullAlign || type_ == hullFlAlign ||type_ == hullAlignAt ||
1135 type_ == hullXAlignAt || type_ == hullXXAlignAt;
1139 void InsetMathHull::addRow(row_type row)
1144 bool numbered = numberedType();
1145 // Move the number and raw pointer, do not call label() (bug 7511)
1146 InsetLabel * label = dummy_pointer;
1147 docstring number = empty_docstring();
1148 if (type_ == hullMultline) {
1149 if (row + 1 == nrows()) {
1150 numbered_[row] = NONUMBER;
1151 swap(label, label_[row]);
1152 swap(number, numbers_[row]);
1157 numbered_.insert(numbered_.begin() + row + 1, numbered ? NUMBER : NONUMBER);
1158 numbers_.insert(numbers_.begin() + row + 1, number);
1159 label_.insert(label_.begin() + row + 1, label);
1160 InsetMathGrid::addRow(row);
1164 void InsetMathHull::swapRow(row_type row)
1168 if (row + 1 == nrows())
1170 swap(numbered_[row], numbered_[row + 1]);
1171 swap(numbers_[row], numbers_[row + 1]);
1172 swap(label_[row], label_[row + 1]);
1173 InsetMathGrid::swapRow(row);
1177 void InsetMathHull::delRow(row_type row)
1179 if (nrows() <= 1 || !rowChangeOK())
1181 if (row + 1 == nrows() && type_ == hullMultline) {
1182 swap(numbered_[row - 1], numbered_[row]);
1183 swap(numbers_[row - 1], numbers_[row]);
1184 swap(label_[row - 1], label_[row]);
1185 InsetMathGrid::delRow(row);
1188 InsetMathGrid::delRow(row);
1189 // The last dummy row has no number info nor a label.
1190 // Test nrows() + 1 because we have already erased the row.
1191 if (row == nrows() + 1)
1193 numbered_.erase(numbered_.begin() + row);
1194 numbers_.erase(numbers_.begin() + row);
1196 label_.erase(label_.begin() + row);
1200 void InsetMathHull::addCol(col_type col)
1204 InsetMathGrid::addCol(col);
1208 void InsetMathHull::delCol(col_type col)
1210 if (ncols() <= 1 || !colChangeOK())
1212 InsetMathGrid::delCol(col);
1216 docstring InsetMathHull::nicelabel(row_type row) const
1220 docstring const & val = numbers_[row];
1222 return '(' + val + ')';
1223 return '(' + val + ',' + label_[row]->screenLabel() + ')';
1227 void InsetMathHull::glueall(HullType type)
1230 for (idx_type i = 0; i < nargs(); ++i)
1232 InsetLabel * label = 0;
1233 if (type == hullEquation) {
1234 // preserve first non-empty label
1235 for (row_type row = 0; row < nrows(); ++row) {
1237 label = label_[row];
1243 *this = InsetMathHull(buffer_, hullSimple);
1250 void InsetMathHull::splitTo2Cols()
1252 LASSERT(ncols() == 1, return);
1253 InsetMathGrid::addCol(1);
1254 for (row_type row = 0; row < nrows(); ++row) {
1255 idx_type const i = 2 * row;
1256 pos_type pos = firstRelOp(cell(i));
1257 cell(i + 1) = MathData(buffer_, cell(i).begin() + pos, cell(i).end());
1258 cell(i).erase(pos, cell(i).size());
1263 void InsetMathHull::splitTo3Cols()
1265 LASSERT(ncols() < 3, return);
1268 InsetMathGrid::addCol(2);
1269 for (row_type row = 0; row < nrows(); ++row) {
1270 idx_type const i = 3 * row + 1;
1271 if (!cell(i).empty()) {
1272 cell(i + 1) = MathData(buffer_, cell(i).begin() + 1, cell(i).end());
1273 cell(i).erase(1, cell(i).size());
1279 void InsetMathHull::changeCols(col_type cols)
1281 if (ncols() == cols)
1283 else if (ncols() < cols) {
1289 while (ncols() < cols)
1290 InsetMathGrid::addCol(ncols());
1296 for (row_type row = 0; row < nrows(); ++row) {
1297 idx_type const i = row * ncols();
1298 for (col_type col = cols; col < ncols(); ++col) {
1299 cell(i + cols - 1).append(cell(i + col));
1303 while (ncols() > cols) {
1304 InsetMathGrid::delCol(ncols() - 1);
1309 HullType InsetMathHull::getType() const
1315 void InsetMathHull::setType(HullType type)
1322 bool InsetMathHull::isMutable(HullType type)
1346 void InsetMathHull::mutate(HullType newtype)
1348 //lyxerr << "mutating from '" << type_ << "' to '" << newtype << "'" << endl;
1350 if (newtype == type_)
1353 // This guards the algorithm below it, which is designed with certain types
1355 if (!isMutable(newtype) || !isMutable(type_)) {
1356 lyxerr << "mutation from '" << to_utf8(hullName(type_))
1357 << "' to '" << to_utf8(hullName(newtype))
1358 << "' not implemented" << endl;
1362 // we try to move along the chain
1363 // none <-> simple <-> equation <-> eqnarray -> *align* -> multline, gather -+
1365 // +-------------------------------------+
1366 // we use eqnarray as intermediate type for mutations that are not
1367 // directly supported because it handles labels and numbering for
1372 setType(hullSimple);
1378 if (newtype == hullNone) {
1382 setType(hullEquation);
1383 numbered(0, label_[0] ? true : false);
1392 setType(hullSimple);
1397 // split it "nicely" on the first relop
1399 setType(hullEqnArray);
1407 // split it "nicely"
1442 setType(hullEqnArray);
1451 for (row_type row = 0; row < nrows(); ++row)
1452 numbered(row, false);
1462 for (row_type row = 0; row < nrows(); ++row)
1463 numbered(row, false);
1470 setType(hullEqnArray);
1500 for (row_type row = 0; row < nrows(); ++row)
1501 numbered(row, false);
1505 // first we mutate to EqnArray
1507 setType(hullEqnArray);
1514 // we passed the guard so we should not be here
1515 LASSERT("Mutation not implemented, but should have been.", return);
1521 docstring InsetMathHull::eolString(row_type row, bool fragile, bool latex,
1522 bool last_eoln) const
1525 if (numberedType()) {
1526 if (label_[row] && numbered(row)) {
1527 docstring const name =
1528 latex ? escape(label_[row]->getParam("name"))
1529 : label_[row]->getParam("name");
1530 res += "\\label{" + name + '}';
1532 if (type_ != hullMultline) {
1533 if (numbered_[row] == NONUMBER)
1534 res += "\\nonumber ";
1535 else if (numbered_[row] == NOTAG)
1539 // Never add \\ on the last empty line of eqnarray and friends
1541 return res + InsetMathGrid::eolString(row, fragile, latex, last_eoln);
1544 void InsetMathHull::write(WriteStream & os) const
1546 ModeSpecifier specifier(os, MATH_MODE);
1548 InsetMathGrid::write(os);
1553 void InsetMathHull::normalize(NormalStream & os) const
1555 os << "[formula " << hullName(type_) << ' ';
1556 InsetMathGrid::normalize(os);
1561 void InsetMathHull::infoize(odocstream & os) const
1563 os << bformat(_("Type: %1$s"), hullName(type_));
1567 void InsetMathHull::check() const
1569 LATTEST(numbered_.size() == nrows());
1570 LATTEST(numbers_.size() == nrows());
1571 LATTEST(label_.size() == nrows());
1575 void InsetMathHull::doExtern(Cursor & cur, FuncRequest & func)
1579 idocstringstream iss(func.argument());
1580 iss >> dlang >> extra;
1582 extra = from_ascii("noextra");
1583 string const lang = to_ascii(dlang);
1585 // replace selection with result of computation
1586 if (reduceSelectionToOneCell(cur)) {
1588 asArray(grabAndEraseSelection(cur), ar);
1589 lyxerr << "use selection: " << ar << endl;
1590 cur.insert(pipeThroughExtern(lang, extra, ar));
1594 // only inline, display or eqnarray math is allowed
1595 switch (getType()) {
1601 frontend::Alert::warning(_("Bad math environment"),
1602 _("Computation cannot be performed for AMS "
1603 "math environments.\nChange the math "
1604 "formula type and try again."));
1609 eq.push_back(MathAtom(new InsetMathChar('=')));
1611 // go to first item in line
1612 cur.idx() -= cur.idx() % ncols();
1615 if (getType() == hullSimple) {
1616 size_type pos = cur.cell().find_last(eq);
1618 if (pos == cur.cell().size()) {
1620 lyxerr << "use whole cell: " << ar << endl;
1622 ar = MathData(buffer_, cur.cell().begin() + pos + 1, cur.cell().end());
1623 lyxerr << "use partial cell form pos: " << pos << endl;
1625 cur.cell().append(eq);
1626 cur.cell().append(pipeThroughExtern(lang, extra, ar));
1627 cur.pos() = cur.lastpos();
1631 if (getType() == hullEquation) {
1632 lyxerr << "use equation inset" << endl;
1633 mutate(hullEqnArray);
1634 MathData & ar = cur.cell();
1635 lyxerr << "use cell: " << ar << endl;
1639 cur.cell() = pipeThroughExtern(lang, extra, ar);
1640 // move to end of line
1641 cur.pos() = cur.lastpos();
1646 lyxerr << "use eqnarray" << endl;
1647 cur.idx() += 2 - cur.idx() % ncols();
1649 MathData ar = cur.cell();
1650 lyxerr << "use cell: " << ar << endl;
1651 // FIXME: temporarily disabled
1657 cur.cell() = pipeThroughExtern(lang, extra, ar);
1658 cur.pos() = cur.lastpos();
1663 void InsetMathHull::doDispatch(Cursor & cur, FuncRequest & cmd)
1665 //lyxerr << "action: " << cmd.action() << endl;
1666 switch (cmd.action()) {
1668 case LFUN_FINISHED_BACKWARD:
1669 case LFUN_FINISHED_FORWARD:
1670 case LFUN_FINISHED_RIGHT:
1671 case LFUN_FINISHED_LEFT:
1672 //lyxerr << "action: " << cmd.action() << endl;
1673 InsetMathGrid::doDispatch(cur, cmd);
1676 case LFUN_PARAGRAPH_BREAK:
1677 // just swallow this
1680 case LFUN_NEWLINE_INSERT:
1681 // some magic for the common case
1682 if (type_ == hullSimple || type_ == hullEquation) {
1683 cur.recordUndoInset();
1685 cur.bv().buffer().params().use_package("amsmath") != BufferParams::package_off;
1686 mutate(align ? hullAlign : hullEqnArray);
1687 // mutate() may change labels and such.
1688 cur.forceBufferUpdate();
1689 cur.idx() = nrows() * ncols() - 1;
1690 cur.pos() = cur.lastpos();
1692 InsetMathGrid::doDispatch(cur, cmd);
1695 case LFUN_MATH_NUMBER_TOGGLE: {
1696 //lyxerr << "toggling all numbers" << endl;
1697 cur.recordUndoInset();
1698 bool old = numberedType();
1699 if (type_ == hullMultline)
1700 numbered(nrows() - 1, !old);
1702 for (row_type row = 0; row < nrows(); ++row)
1703 numbered(row, !old);
1705 cur.message(old ? _("No number") : _("Number"));
1706 cur.forceBufferUpdate();
1710 case LFUN_MATH_NUMBER_LINE_TOGGLE: {
1711 cur.recordUndoInset();
1712 row_type r = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1713 bool old = numbered(r);
1714 cur.message(old ? _("No number") : _("Number"));
1716 cur.forceBufferUpdate();
1720 case LFUN_LABEL_INSERT: {
1721 row_type r = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1722 docstring old_label = label(r);
1723 docstring const default_label = from_ascii("eq:");
1724 if (old_label.empty())
1725 old_label = default_label;
1727 InsetCommandParams p(LABEL_CODE);
1728 p["name"] = cmd.argument().empty() ? old_label : cmd.argument();
1729 string const data = InsetCommand::params2string(p);
1731 if (cmd.argument().empty())
1732 cur.bv().showDialog("label", data);
1734 FuncRequest fr(LFUN_INSET_INSERT, data);
1740 case LFUN_LABEL_COPY_AS_REFERENCE: {
1742 if (cmd.argument().empty() && &cur.inset() == this)
1743 // if there is no argument and we're inside math, we retrieve
1744 // the row number from the cursor position.
1745 row = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1747 // if there is an argument, find the corresponding label, else
1748 // check whether there is at least one label.
1749 for (row = 0; row != nrows(); ++row)
1750 if (numbered(row) && label_[row]
1751 && (cmd.argument().empty() || label(row) == cmd.argument()))
1758 InsetCommandParams p(REF_CODE, "ref");
1759 p["reference"] = label(row);
1760 cap::clearSelection();
1761 cap::copyInset(cur, new InsetRef(buffer_, p), label(row));
1765 case LFUN_WORD_DELETE_FORWARD:
1766 case LFUN_CHAR_DELETE_FORWARD:
1767 if (col(cur.idx()) + 1 == ncols()
1768 && cur.pos() == cur.lastpos()
1769 && !cur.selection()) {
1770 if (!label(row(cur.idx())).empty()) {
1771 cur.recordUndoInset();
1772 label(row(cur.idx()), docstring());
1773 } else if (numbered(row(cur.idx()))) {
1774 cur.recordUndoInset();
1775 numbered(row(cur.idx()), false);
1776 cur.forceBufferUpdate();
1778 InsetMathGrid::doDispatch(cur, cmd);
1782 InsetMathGrid::doDispatch(cur, cmd);
1787 case LFUN_INSET_INSERT: {
1788 //lyxerr << "arg: " << to_utf8(cmd.argument()) << endl;
1789 // FIXME: this should be cleaned up to use InsetLabel methods directly.
1790 string const name = cmd.getArg(0);
1791 if (name == "label") {
1792 InsetCommandParams p(LABEL_CODE);
1793 InsetCommand::string2params(to_utf8(cmd.argument()), p);
1794 docstring str = p["name"];
1795 cur.recordUndoInset();
1796 row_type const r = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1800 docstring old = label(r);
1803 // The label will take care of the reference update.
1807 // Newly created inset so initialize it.
1808 label_[r]->initView();
1811 cur.forceBufferUpdate();
1814 InsetMathGrid::doDispatch(cur, cmd);
1818 case LFUN_MATH_EXTERN:
1819 cur.recordUndoInset();
1823 case LFUN_MATH_MUTATE: {
1824 cur.recordUndoInset();
1825 row_type row = cur.row();
1826 col_type col = cur.col();
1827 mutate(hullType(cmd.argument()));
1828 cur.idx() = row * ncols() + col;
1829 if (cur.idx() > cur.lastidx()) {
1830 cur.idx() = cur.lastidx();
1831 cur.pos() = cur.lastpos();
1833 if (cur.pos() > cur.lastpos())
1834 cur.pos() = cur.lastpos();
1836 cur.forceBufferUpdate();
1837 // FIXME: find some more clever handling of the selection,
1838 // i.e. preserve it.
1839 cur.clearSelection();
1840 //cur.dispatched(FINISHED);
1844 case LFUN_MATH_DISPLAY: {
1845 cur.recordUndoInset();
1846 mutate(type_ == hullSimple ? hullEquation : hullSimple);
1847 // if the cursor is in a cell that got merged, move it to
1848 // start of the hull inset.
1849 if (cur.idx() > 0) {
1853 if (cur.pos() > cur.lastpos())
1854 cur.pos() = cur.lastpos();
1859 case LFUN_TABULAR_FEATURE:
1860 if (!allowsTabularFeatures())
1863 InsetMathGrid::doDispatch(cur, cmd);
1867 InsetMathGrid::doDispatch(cur, cmd);
1875 bool allowDisplayMath(Cursor cur)
1877 LATTEST(cur.depth() > 1);
1880 FuncRequest cmd(LFUN_MATH_DISPLAY);
1881 return cur.getStatus(cmd, status) && status.enabled();
1887 bool InsetMathHull::getStatus(Cursor & cur, FuncRequest const & cmd,
1888 FuncStatus & status) const
1890 switch (cmd.action()) {
1891 case LFUN_FINISHED_BACKWARD:
1892 case LFUN_FINISHED_FORWARD:
1893 case LFUN_FINISHED_RIGHT:
1894 case LFUN_FINISHED_LEFT:
1897 case LFUN_NEWLINE_INSERT:
1898 case LFUN_MATH_EXTERN:
1900 status.setEnabled(true);
1903 // we never allow this in math, and we want to bind enter
1904 // to another actions in command-alternatives
1905 case LFUN_PARAGRAPH_BREAK:
1906 status.setEnabled(false);
1908 case LFUN_MATH_MUTATE: {
1909 HullType const ht = hullType(cmd.argument());
1910 status.setOnOff(type_ == ht);
1911 status.setEnabled(isMutable(ht) && isMutable(type_));
1913 if (ht != hullSimple && status.enabled())
1914 status.setEnabled(allowDisplayMath(cur));
1917 case LFUN_MATH_DISPLAY: {
1918 status.setEnabled(display() != Inline || allowDisplayMath(cur));
1919 status.setOnOff(display() != Inline);
1923 case LFUN_MATH_NUMBER_TOGGLE:
1924 // FIXME: what is the right test, this or the one of
1926 status.setEnabled(display() != Inline);
1927 status.setOnOff(numberedType());
1930 case LFUN_MATH_NUMBER_LINE_TOGGLE: {
1931 // FIXME: what is the right test, this or the one of
1933 bool const enable = (type_ == hullMultline)
1934 ? (nrows() - 1 == cur.row())
1935 : display() != Inline;
1936 row_type const r = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1937 status.setEnabled(enable);
1938 status.setOnOff(enable && numbered(r));
1942 case LFUN_LABEL_INSERT:
1943 status.setEnabled(type_ != hullSimple);
1946 case LFUN_LABEL_COPY_AS_REFERENCE: {
1947 bool enabled = false;
1949 if (cmd.argument().empty() && &cur.inset() == this) {
1950 // if there is no argument and we're inside math, we retrieve
1951 // the row number from the cursor position.
1952 row = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1953 enabled = numberedType() && label_[row] && numbered(row);
1955 // if there is an argument, find the corresponding label, else
1956 // check whether there is at least one label.
1957 for (row_type row = 0; row != nrows(); ++row) {
1958 if (numbered(row) && label_[row] &&
1959 (cmd.argument().empty() || label(row) == cmd.argument())) {
1965 status.setEnabled(enabled);
1969 case LFUN_INSET_INSERT:
1970 if (cmd.getArg(0) == "label") {
1971 status.setEnabled(type_ != hullSimple);
1974 return InsetMathGrid::getStatus(cur, cmd, status);
1976 case LFUN_TABULAR_FEATURE: {
1977 if (!allowsTabularFeatures())
1979 string s = cmd.getArg(0);
1981 && (s == "append-row"
1982 || s == "delete-row"
1983 || s == "copy-row")) {
1984 status.message(bformat(
1985 from_utf8(N_("Can't change number of rows in '%1$s'")),
1987 status.setEnabled(false);
1991 && (s == "append-column"
1992 || s == "delete-column"
1993 || s == "copy-column")) {
1994 status.message(bformat(
1995 from_utf8(N_("Can't change number of columns in '%1$s'")),
1997 status.setEnabled(false);
2000 if (s == "add-vline-left" || s == "add-vline-right") {
2001 status.message(bformat(
2002 from_utf8(N_("Can't add vertical grid lines in '%1$s'")),
2004 status.setEnabled(false);
2007 if (s == "valign-top" || s == "valign-middle"
2008 || s == "valign-bottom" || s == "align-left"
2009 || s == "align-center" || s == "align-right") {
2010 status.setEnabled(false);
2013 return InsetMathGrid::getStatus(cur, cmd, status);
2017 return InsetMathGrid::getStatus(cur, cmd, status);
2020 // This cannot really happen, but inserted to shut-up gcc
2021 return InsetMathGrid::getStatus(cur, cmd, status);
2025 /////////////////////////////////////////////////////////////////////
2029 // simply scrap this function if you want
2030 void InsetMathHull::mutateToText()
2033 // translate to latex
2035 latex(os, false, false);
2036 string str = os.str();
2039 Text * lt = view_->cursor().innerText();
2040 string::const_iterator cit = str.begin();
2041 string::const_iterator end = str.end();
2042 for (; cit != end; ++cit)
2043 view_->getIntl()->getTransManager().TranslateAndInsert(*cit, lt);
2046 //dispatch(LFUN_ESCAPE);
2051 void InsetMathHull::handleFont(Cursor & cur, docstring const & arg,
2052 docstring const & font)
2054 // this whole function is a hack and won't work for incremental font
2057 if (cur.inset().asInsetMath()->name() == font)
2058 cur.handleFont(to_utf8(font));
2060 cur.handleNest(createInsetMath(font, cur.buffer()));
2066 void InsetMathHull::handleFont2(Cursor & cur, docstring const & arg)
2071 font.fromString(to_utf8(arg), b);
2072 if (font.fontInfo().color() != Color_inherit) {
2073 MathAtom at = MathAtom(new InsetMathColor(buffer_, true, font.fontInfo().color()));
2074 cur.handleNest(at, 0);
2079 void InsetMathHull::edit(Cursor & cur, bool front, EntryDirection entry_from)
2082 bool enter_front = (entry_from == Inset::ENTRY_DIRECTION_LEFT ||
2083 (entry_from == Inset::ENTRY_DIRECTION_IGNORE && front));
2084 enter_front ? idxFirst(cur) : idxLast(cur);
2085 // The inset formula dimension is not necessarily the same as the
2086 // one of the instant preview image, so we have to indicate to the
2087 // BufferView that a metrics update is needed.
2088 cur.screenUpdateFlags(Update::Force);
2092 void InsetMathHull::revealCodes(Cursor & cur) const
2094 if (!cur.inMathed())
2096 odocstringstream os;
2098 cur.message(os.str());
2100 // write something to the minibuffer
2101 // translate to latex
2105 string str = os.str();
2107 string::size_type pos = 0;
2109 for (string::iterator it = str.begin(); it != str.end(); ++it) {
2112 else if (*it == '\0') {
2114 pos = it - str.begin();
2120 res = res.substr(pos - 30);
2121 if (res.size() > 60)
2122 res = res.substr(0, 60);
2128 /////////////////////////////////////////////////////////////////////
2132 bool InsetMathHull::searchForward(BufferView * bv, string const & str,
2135 // FIXME: completely broken
2136 static InsetMathHull * lastformula = 0;
2137 static CursorBase current = DocIterator(ibegin(nucleus()));
2139 static string laststr;
2141 if (lastformula != this || laststr != str) {
2142 //lyxerr << "reset lastformula to " << this << endl;
2145 current = ibegin(nucleus());
2147 mathed_parse_cell(ar, str, Parse::NORMAL, &buffer());
2151 //lyxerr << "searching '" << str << "' in " << this << ar << endl;
2153 for (DocIterator it = current; it != iend(nucleus()); increment(it)) {
2154 CursorSlice & top = it.back();
2155 MathData const & a = top.asInsetMath()->cell(top.idx_);
2156 if (a.matchpart(ar, top.pos_)) {
2157 bv->cursor().setSelection(it, ar.size());
2159 top.pos_ += ar.size();
2165 //lyxerr << "not found!" << endl;
2172 void InsetMathHull::write(ostream & os) const
2174 odocstringstream oss;
2175 TexRow texrow(false);
2176 otexrowstream ots(oss,texrow);
2177 WriteStream wi(ots, false, false, WriteStream::wsDefault);
2180 os << to_utf8(oss.str());
2184 void InsetMathHull::read(Lexer & lex)
2187 mathed_parse_normal(buffer_, at, lex, Parse::TRACKMACRO);
2188 operator=(*at->asHullInset());
2192 bool InsetMathHull::readQuiet(Lexer & lex)
2195 bool success = mathed_parse_normal(buffer_, at, lex, Parse::QUIET);
2197 operator=(*at->asHullInset());
2202 int InsetMathHull::plaintext(odocstringstream & os,
2203 OutputParams const & op, size_t max_length) const
2205 // disables ASCII-art for export of equations. See #2275.
2206 if (0 && display()) {
2210 TextPainter tpain(dim.width(), dim.height());
2211 drawT(tpain, 0, dim.ascent());
2213 // reset metrics cache to "real" values
2215 return tpain.textheight();
2218 odocstringstream oss;
2219 TexRow texrow(false);
2220 otexrowstream ots(oss,texrow);
2221 Encoding const * const enc = encodings.fromLyXName("utf8");
2222 WriteStream wi(ots, false, true, WriteStream::wsDefault, enc);
2225 if (type_ == hullRegexp)
2228 for (row_type r = 0; r < nrows(); ++r) {
2229 for (col_type c = 0; c < ncols(); ++c)
2230 wi << (c == 0 ? "" : "\t") << cell(index(r, c));
2231 // if it's for the TOC, we write just the first line
2232 // and do not include the newline.
2233 if (op.for_toc || op.for_tooltip || oss.str().size() >= max_length)
2235 if (r < nrows() - 1)
2239 docstring const str = oss.str();
2245 int InsetMathHull::docbook(odocstream & os, OutputParams const & runparams) const
2250 if (getType() == hullSimple)
2251 name = from_ascii("inlineequation");
2253 name = from_ascii("informalequation");
2255 docstring bname = name;
2256 if (!label(0).empty())
2257 bname += " id='" + sgml::cleanID(buffer(), runparams, label(0)) + "'";
2259 ++ms.tab(); ms.cr(); ms.os() << '<' << bname << '>';
2261 odocstringstream ls;
2263 otexstream ols(ls, texrow);
2264 if (runparams.flavor == OutputParams::XML) {
2265 ms << MTag("alt role='tex' ");
2266 // Workaround for db2latex: db2latex always includes equations with
2267 // \ensuremath{} or \begin{display}\end{display}
2268 // so we strip LyX' math environment
2269 WriteStream wi(ols, false, false, WriteStream::wsDefault, runparams.encoding);
2270 InsetMathGrid::write(wi);
2271 ms << from_utf8(subst(subst(to_utf8(ls.str()), "&", "&"), "<", "<"));
2276 InsetMathGrid::mathmlize(ms);
2279 ms << MTag("alt role='tex'");
2280 latex(ols, runparams);
2281 res = texrow.rows();
2282 ms << from_utf8(subst(subst(to_utf8(ls.str()), "&", "&"), "<", "<"));
2286 ms << from_ascii("<graphic fileref=\"eqn/");
2287 if (!label(0).empty())
2288 ms << sgml::cleanID(buffer(), runparams, label(0));
2290 ms << sgml::uniqueID(from_ascii("anon"));
2292 if (runparams.flavor == OutputParams::XML)
2293 ms << from_ascii("\"/>");
2295 ms << from_ascii("\">");
2297 ms.cr(); --ms.tab(); ms.os() << "</" << name << '>';
2299 return ms.line() + res;
2303 bool InsetMathHull::haveNumbers() const
2305 bool havenumbers = false;
2306 // inline formulas are never numbered (bug 7351 part 3)
2307 if (getType() == hullSimple)
2309 for (size_t i = 0; i != numbered_.size(); ++i) {
2320 // We need to do something about alignment here.
2322 // This duplicates code from InsetMathGrid, but
2323 // we need access here to number information,
2324 // and we simply do not have that in InsetMathGrid.
2325 void InsetMathHull::htmlize(HtmlStream & os) const
2327 bool const havenumbers = haveNumbers();
2328 bool const havetable = havenumbers || nrows() > 1 || ncols() > 1;
2331 os << cell(index(0, 0));
2335 os << MTag("table", "class='mathtable'");
2336 for (row_type row = 0; row < nrows(); ++row) {
2338 for (col_type col = 0; col < ncols(); ++col) {
2340 os << cell(index(row, col));
2345 docstring const & num = numbers_[row];
2347 os << '(' << num << ')';
2352 os << ETag("table");
2356 // this duplicates code from InsetMathGrid, but
2357 // we need access here to number information,
2358 // and we simply do not have that in InsetMathGrid.
2359 void InsetMathHull::mathmlize(MathStream & os) const
2361 bool const havenumbers = haveNumbers();
2362 bool const havetable = havenumbers || nrows() > 1 || ncols() > 1;
2365 os << MTag("mtable");
2366 char const * const celltag = havetable ? "mtd" : "mrow";
2367 // FIXME There does not seem to be wide support at the moment
2368 // for mlabeledtr, so we have to use just mtr for now.
2369 // char const * const rowtag = havenumbers ? "mlabeledtr" : "mtr";
2370 char const * const rowtag = "mtr";
2371 for (row_type row = 0; row < nrows(); ++row) {
2374 for (col_type col = 0; col < ncols(); ++col) {
2376 << cell(index(row, col))
2382 docstring const & num = numbers_[row];
2384 os << '(' << num << ')';
2391 os << ETag("mtable");
2395 void InsetMathHull::mathAsLatex(WriteStream & os) const
2397 MathEnsurer ensurer(os, false);
2398 bool havenumbers = haveNumbers();
2399 bool const havetable = havenumbers || nrows() > 1 || ncols() > 1;
2402 os << cell(index(0, 0));
2406 os << "<table class='mathtable'>";
2407 for (row_type row = 0; row < nrows(); ++row) {
2409 for (col_type col = 0; col < ncols(); ++col) {
2410 os << "<td class='math'>";
2411 os << cell(index(row, col));
2416 docstring const & num = numbers_[row];
2418 os << '(' << num << ')';
2427 docstring InsetMathHull::xhtml(XHTMLStream & xs, OutputParams const & op) const
2429 BufferParams::MathOutput const mathtype =
2430 buffer().masterBuffer()->params().html_math_output;
2432 bool success = false;
2434 // we output all the labels just at the beginning of the equation.
2435 // this should be fine.
2436 for (size_t i = 0; i != label_.size(); ++i) {
2437 InsetLabel const * const il = label_[i];
2443 // FIXME Eventually we would like to do this inset by inset.
2444 if (mathtype == BufferParams::MathML) {
2445 odocstringstream os;
2450 } catch (MathExportException const &) {}
2452 if (getType() == hullSimple)
2453 xs << html::StartTag("math",
2454 "xmlns=\"http://www.w3.org/1998/Math/MathML\"", true);
2456 xs << html::StartTag("math",
2457 "display=\"block\" xmlns=\"http://www.w3.org/1998/Math/MathML\"", true);
2458 xs << XHTMLStream::ESCAPE_NONE
2460 << html::EndTag("math");
2462 } else if (mathtype == BufferParams::HTML) {
2463 odocstringstream os;
2468 } catch (MathExportException const &) {}
2470 string const tag = (getType() == hullSimple) ? "span" : "div";
2471 xs << html::StartTag(tag, "class='formula'", true)
2472 << XHTMLStream::ESCAPE_NONE
2474 << html::EndTag(tag);
2478 // what we actually want is this:
2480 // ((mathtype == BufferParams::MathML || mathtype == BufferParams::HTML)
2482 // || mathtype == BufferParams::Images
2484 // but what follows is equivalent, since we'll enter only if either (a) we
2485 // tried and failed with MathML or HTML or (b) didn't try yet at all but
2486 // aren't doing LaTeX, in which case we are doing Images.
2487 if (!success && mathtype != BufferParams::LaTeX) {
2488 graphics::PreviewImage const * pimage = 0;
2490 loadPreview(docit_);
2491 pimage = preview_->getPreviewImage(buffer());
2492 // FIXME Do we always have png?
2495 if (pimage || op.dryrun) {
2496 string const filename = pimage ? pimage->filename().onlyFileName()
2497 : "previewimage.png";
2499 // if we are not in the master buffer, then we need to see that the
2500 // generated image is copied there; otherwise, preview fails.
2501 Buffer const * mbuf = buffer().masterBuffer();
2502 if (mbuf != &buffer()) {
2503 string mbtmp = mbuf->temppath();
2504 FileName const mbufimg(support::addName(mbtmp, filename));
2505 pimage->filename().copyTo(mbufimg);
2507 // add the file to the list of files to be exported
2508 op.exportdata->addExternalFile("xhtml", pimage->filename());
2511 string const tag = (getType() == hullSimple) ? "span" : "div";
2513 << html::StartTag(tag)
2514 << html::CompTag("img", "src=\"" + filename + "\" alt=\"Mathematical Equation\"")
2515 << html::EndTag(tag)
2521 // so we'll pass this test if we've failed everything else, or
2522 // if mathtype was LaTeX, since we won't have entered any of the
2524 if (!success /* || mathtype != BufferParams::LaTeX */) {
2525 // Unfortunately, we cannot use latexString() because we do not want
2526 // $...$ or whatever.
2527 odocstringstream ls;
2528 TexRow texrow(false);
2529 otexrowstream ots(ls,texrow);
2530 WriteStream wi(ots, false, true, WriteStream::wsPreview);
2531 ModeSpecifier specifier(wi, MATH_MODE);
2533 docstring const latex = ls.str();
2535 // class='math' allows for use of jsMath
2536 // http://www.math.union.edu/~dpvc/jsMath/
2538 // probably should allow for some kind of customization here
2539 string const tag = (getType() == hullSimple) ? "span" : "div";
2540 xs << html::StartTag(tag, "class='math'")
2542 << html::EndTag(tag)
2549 void InsetMathHull::toString(odocstream & os) const
2551 odocstringstream ods;
2552 plaintext(ods, OutputParams(0));
2557 void InsetMathHull::forOutliner(docstring & os, size_t const, bool const) const
2559 odocstringstream ods;
2562 // FIXME: this results in spilling TeX into the LyXHTML output since the
2563 // outliner is used to generate the LyXHTML list of figures/etc.
2569 string InsetMathHull::contextMenuName() const
2571 return "context-math";
2575 void InsetMathHull::recordLocation(DocIterator const & di)