2 * \file math_hullinset.C
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 "math_charinset.h"
14 #include "math_data.h"
15 #include "math_extern.h"
16 #include "math_hullinset.h"
17 #include "math_mathmlstream.h"
18 #include "math_streamstr.h"
19 #include "math_support.h"
21 #include "BufferView.h"
22 #include "CutAndPaste.h"
24 #include "LaTeXFeatures.h"
27 #include "dispatchresult.h"
28 #include "funcrequest.h"
32 #include "outputparams.h"
33 #include "textpainter.h"
36 #include "insets/render_preview.h"
38 #include "frontends/Alert.h"
40 #include "graphics/PreviewImage.h"
41 #include "graphics/PreviewLoader.h"
43 #include <boost/bind.hpp>
47 using lyx::cap::grabAndEraseSelection;
54 using std::istringstream;
56 using std::ostringstream;
64 int getCols(string const & type)
66 if (type == "eqnarray")
70 if (type == "flalign")
72 if (type == "alignat")
74 if (type == "xalignat")
76 if (type == "xxalignat")
82 // returns position of first relation operator in the array
83 // used for "intelligent splitting"
84 size_t firstRelOp(MathArray const & ar)
86 for (MathArray::const_iterator it = ar.begin(); it != ar.end(); ++it)
88 return it - ar.begin();
93 char const * star(bool numbered)
95 return numbered ? "" : "*";
99 int typecode(string const & s)
101 if (s == "none") return 0;
102 if (s == "simple") return 1;
103 if (s == "equation") return 2;
104 if (s == "eqnarray") return 3;
105 if (s == "align") return 4;
106 if (s == "alignat") return 5;
107 if (s == "xalignat") return 6;
108 if (s == "xxalignat") return 7;
109 if (s == "multline") return 8;
110 if (s == "gather") return 9;
111 if (s == "flalign") return 10;
112 lyxerr << "unknown hull type '" << s << "'" << endl;
116 bool smaller(string const & s, string const & t)
118 return typecode(s) < typecode(t);
122 } // end anon namespace
126 MathHullInset::MathHullInset()
127 : MathGridInset(1, 1), type_("none"), nonum_(1), label_(1),
128 preview_(new RenderPreview(this))
130 //lyxerr << "sizeof MathInset: " << sizeof(MathInset) << endl;
131 //lyxerr << "sizeof MetricsInfo: " << sizeof(MetricsInfo) << endl;
132 //lyxerr << "sizeof MathCharInset: " << sizeof(MathCharInset) << endl;
133 //lyxerr << "sizeof LyXFont: " << sizeof(LyXFont) << endl;
138 MathHullInset::MathHullInset(string const & type)
139 : MathGridInset(getCols(type), 1), type_(type), nonum_(1), label_(1),
140 preview_(new RenderPreview(this))
146 MathHullInset::MathHullInset(MathHullInset const & other)
147 : MathGridInset(other),
148 type_(other.type_), nonum_(other.nonum_), label_(other.label_),
149 preview_(new RenderPreview(this))
153 MathHullInset::~MathHullInset()
157 auto_ptr<InsetBase> MathHullInset::clone() const
159 return auto_ptr<InsetBase>(new MathHullInset(*this));
163 void MathHullInset::operator=(MathHullInset const & other)
167 *static_cast<MathGridInset*>(this) = MathGridInset(other);
169 nonum_ = other.nonum_;
170 label_ = other.label_;
171 preview_.reset(new RenderPreview(*other.preview_, this));
175 MathInset::mode_type MathHullInset::currentMode() const
178 return UNDECIDED_MODE;
179 // definitely math mode ...
184 bool MathHullInset::idxFirst(LCursor & cur) const
192 bool MathHullInset::idxLast(LCursor & cur) const
194 cur.idx() = nargs() - 1;
195 cur.pos() = cur.lastpos();
200 char MathHullInset::defaultColAlign(col_type col)
202 if (type_ == "eqnarray")
204 if (typecode(type_) >= typecode("align"))
205 return "rl"[col & 1];
210 int MathHullInset::defaultColSpace(col_type col)
212 if (type_ == "align" || type_ == "alignat")
214 if (type_ == "xalignat")
215 return (col & 1) ? 20 : 0;
216 if (type_ == "xxalignat" || type_ == "flalign")
217 return (col & 1) ? 40 : 0;
222 char const * MathHullInset::standardFont() const
225 return "lyxnochange";
230 void MathHullInset::metrics(MetricsInfo & mi, Dimension & dim) const
232 BOOST_ASSERT(mi.base.bv && mi.base.bv->buffer());
234 bool use_preview = false;
235 if (!editing(mi.base.bv) &&
236 RenderPreview::status() == LyXRC::PREVIEW_ON) {
237 lyx::graphics::PreviewImage const * pimage =
238 preview_->getPreviewImage(*mi.base.bv->buffer());
239 use_preview = pimage && pimage->image();
243 preview_->metrics(mi, dim);
244 // insert a one pixel gap in front of the formula
252 FontSetChanger dummy1(mi.base, standardFont());
253 StyleChanger dummy2(mi.base, display() ? LM_ST_DISPLAY : LM_ST_TEXT);
255 // let the cells adjust themselves
256 MathGridInset::metrics(mi, dim);
263 if (numberedType()) {
264 FontSetChanger dummy(mi.base, "mathbf");
266 for (row_type row = 0; row < nrows(); ++row)
267 l = max(l, mathed_string_width(mi.base.font, nicelabel(row)));
273 // make it at least as high as the current font
276 math_font_max_dim(mi.base.font, asc, des);
277 dim.asc = max(dim.asc, asc);
278 dim.des = max(dim.des, des);
284 void MathHullInset::draw(PainterInfo & pi, int x, int y) const
286 BOOST_ASSERT(pi.base.bv && pi.base.bv->buffer());
288 bool use_preview = false;
289 if (!editing(pi.base.bv) &&
290 RenderPreview::status() == LyXRC::PREVIEW_ON) {
291 lyx::graphics::PreviewImage const * pimage =
292 preview_->getPreviewImage(*pi.base.bv->buffer());
293 use_preview = pimage && pimage->image();
297 // one pixel gap in front
298 preview_->draw(pi, x + 1, y);
299 setPosCache(pi, x, y);
303 FontSetChanger dummy1(pi.base, standardFont());
304 StyleChanger dummy2(pi.base, display() ? LM_ST_DISPLAY : LM_ST_TEXT);
305 MathGridInset::draw(pi, x + 1, y);
307 if (numberedType()) {
308 int const xx = x + colinfo_.back().offset_ + colinfo_.back().width_ + 20;
309 for (row_type row = 0; row < nrows(); ++row) {
310 int const yy = y + rowinfo_[row].offset_;
311 FontSetChanger dummy(pi.base, "mathrm");
312 drawStr(pi, pi.base.font, xx, yy, nicelabel(row));
315 setPosCache(pi, x, y);
319 void MathHullInset::metricsT(TextMetricsInfo const & mi, Dimension & dim) const
322 MathGridInset::metricsT(mi, dim);
325 WriteStream wi(os, false, true);
327 dim.wid = os.str().size();
334 void MathHullInset::drawT(TextPainter & pain, int x, int y) const
337 MathGridInset::drawT(pain, x, y);
340 WriteStream wi(os, false, true);
342 pain.draw(x, y, os.str().c_str());
349 string const latex_string(MathHullInset const & inset)
352 WriteStream wi(ls, false, false);
360 void MathHullInset::addPreview(lyx::graphics::PreviewLoader & ploader) const
362 if (RenderPreview::status() == LyXRC::PREVIEW_ON) {
363 string const snippet = latex_string(*this);
364 preview_->addPreview(snippet, ploader);
369 void MathHullInset::notifyCursorLeaves(LCursor & cur)
371 if (RenderPreview::status() == LyXRC::PREVIEW_ON) {
372 Buffer const & buffer = cur.buffer();
373 string const snippet = latex_string(*this);
374 preview_->addPreview(snippet, buffer);
375 preview_->startLoading(buffer);
380 string MathHullInset::label(row_type row) const
382 row_type n = nrows();
383 BOOST_ASSERT(row < n);
388 void MathHullInset::label(row_type row, string const & label)
390 //lyxerr << "setting label '" << label << "' for row " << row << endl;
395 void MathHullInset::numbered(row_type row, bool num)
401 bool MathHullInset::numbered(row_type row) const
407 bool MathHullInset::ams() const
411 type_ == "flalign" ||
412 type_ == "multline" ||
414 type_ == "alignat" ||
415 type_ == "xalignat" ||
416 type_ == "xxalignat";
420 bool MathHullInset::display() const
422 return type_ != "simple" && type_ != "none";
426 void MathHullInset::getLabelList(Buffer const &, vector<string> & labels) const
428 for (row_type row = 0; row < nrows(); ++row)
429 if (!label_[row].empty() && nonum_[row] != 1)
430 labels.push_back(label_[row]);
434 bool MathHullInset::numberedType() const
438 if (type_ == "simple")
440 if (type_ == "xxalignat")
442 for (row_type row = 0; row < nrows(); ++row)
449 void MathHullInset::validate(LaTeXFeatures & features) const
452 features.require("amsmath");
455 // Validation is necessary only if not using AMS math.
456 // To be safe, we will always run mathedvalidate.
457 //if (features.amsstyle)
460 features.require("boldsymbol");
461 //features.binom = true;
463 MathGridInset::validate(features);
467 void MathHullInset::header_write(WriteStream & os) const
469 bool n = numberedType();
474 else if (type_ == "simple") {
480 else if (type_ == "equation") {
482 os << "\\begin{equation" << star(n) << "}\n";
487 else if (type_ == "eqnarray" || type_ == "align" || type_ == "flalign"
488 || type_ == "gather" || type_ == "multline")
489 os << "\\begin{" << type_ << star(n) << "}\n";
491 else if (type_ == "alignat" || type_ == "xalignat")
492 os << "\\begin{" << type_ << star(n) << '}'
493 << '{' << static_cast<unsigned int>((ncols() + 1)/2) << "}\n";
495 else if (type_ == "xxalignat")
496 os << "\\begin{" << type_ << '}'
497 << '{' << static_cast<unsigned int>((ncols() + 1)/2) << "}\n";
500 os << "\\begin{unknown" << star(n) << '}';
504 void MathHullInset::footer_write(WriteStream & os) const
506 bool n = numberedType();
511 else if (type_ == "simple")
514 else if (type_ == "equation")
516 os << "\\end{equation" << star(n) << "}\n";
520 else if (type_ == "eqnarray" || type_ == "align" || type_ == "flalign"
521 || type_ == "alignat" || type_ == "xalignat"
522 || type_ == "gather" || type_ == "multline")
523 os << "\\end{" << type_ << star(n) << "}\n";
525 else if (type_ == "xxalignat")
526 os << "\\end{" << type_ << "}\n";
529 os << "\\end{unknown" << star(n) << '}';
533 bool MathHullInset::colChangeOK() const
536 type_ == "align" || type_ == "flalign" ||type_ == "alignat" ||
537 type_ == "xalignat" || type_ == "xxalignat";
541 void MathHullInset::addRow(row_type row)
543 nonum_.insert(nonum_.begin() + row + 1, !numberedType());
544 label_.insert(label_.begin() + row + 1, string());
545 MathGridInset::addRow(row);
549 void MathHullInset::swapRow(row_type row)
553 if (row + 1 == nrows())
555 swap(nonum_[row], nonum_[row + 1]);
556 swap(label_[row], label_[row + 1]);
557 MathGridInset::swapRow(row);
561 void MathHullInset::delRow(row_type row)
565 MathGridInset::delRow(row);
566 nonum_.erase(nonum_.begin() + row);
567 label_.erase(label_.begin() + row);
571 void MathHullInset::addCol(col_type col)
574 MathGridInset::addCol(col);
576 lyxerr << "Can't change number of columns in '" << type_ << "'" << endl;
580 void MathHullInset::delCol(col_type col)
583 MathGridInset::delCol(col);
585 lyxerr << "Can't change number of columns in '" << type_ << "'" << endl;
589 string MathHullInset::nicelabel(row_type row) const
593 if (label_[row].empty())
594 return string("(#)");
595 return '(' + label_[row] + ')';
599 void MathHullInset::glueall()
602 for (idx_type i = 0; i < nargs(); ++i)
604 *this = MathHullInset("simple");
610 string const & MathHullInset::getType() const
616 void MathHullInset::setType(string const & type)
624 void MathHullInset::mutate(string const & newtype)
626 lyxerr << "mutating from '" << type_ << "' to '" << newtype << "'" << endl;
628 // we try to move along the chain
629 // none <-> simple <-> equation <-> eqnarray
631 if (newtype == "dump") {
635 else if (newtype == type_) {
639 else if (type_ == "none") {
645 else if (type_ == "simple") {
646 if (newtype == "none") {
655 else if (type_ == "equation") {
656 if (smaller(newtype, type_)) {
659 } else if (newtype == "eqnarray") {
660 MathGridInset::addCol(1);
661 MathGridInset::addCol(1);
663 // split it "nicely" on the firest relop
664 pos_type pos = firstRelOp(cell(0));
665 cell(1) = MathArray(cell(0).begin() + pos, cell(0).end());
666 cell(0).erase(pos, cell(0).size());
668 if (cell(1).size()) {
669 cell(2) = MathArray(cell(1).begin() + 1, cell(1).end());
670 cell(1).erase(1, cell(1).size());
674 } else if (newtype == "multline" || newtype == "gather") {
678 MathGridInset::addCol(1);
680 pos_type pos = firstRelOp(cell(0));
682 cell(0).erase(pos, cell(0).size());
683 cell(1).erase(0, pos);
689 else if (type_ == "eqnarray") {
690 if (smaller(newtype, type_)) {
691 // set correct (no)numbering
692 bool allnonum = true;
693 for (row_type row = 0; row < nrows(); ++row)
697 // set first non-empty label
699 for (row_type row = 0; row < nrows(); ++row) {
700 if (!label_[row].empty()) {
707 nonum_[0] = allnonum;
710 } else { // align & Co.
711 for (row_type row = 0; row < nrows(); ++row) {
712 idx_type c = 3 * row + 1;
713 cell(c).append(cell(c + 1));
715 MathGridInset::delCol(2);
721 else if (type_ == "align") {
722 if (smaller(newtype, type_)) {
723 MathGridInset::addCol(1);
731 else if (type_ == "multline") {
732 if (newtype == "gather" || newtype == "align" ||
733 newtype == "xalignat" || newtype == "xxalignat" || newtype == "flalign")
735 else if (newtype == "eqnarray") {
736 MathGridInset::addCol(1);
737 MathGridInset::addCol(1);
740 lyxerr << "mutation from '" << type_
741 << "' to '" << newtype << "' not implemented" << endl;
745 else if (type_ == "gather") {
746 if (newtype == "multline") {
749 lyxerr << "mutation from '" << type_
750 << "' to '" << newtype << "' not implemented" << endl;
755 lyxerr << "mutation from '" << type_
756 << "' to '" << newtype << "' not implemented" << endl;
761 string MathHullInset::eolString(row_type row, bool fragile) const
764 if (numberedType()) {
765 if (!label_[row].empty() && !nonum_[row])
766 res += "\\label{" + label_[row] + '}';
767 if (nonum_[row] && (type_ != "multline"))
768 res += "\\nonumber ";
770 return res + MathGridInset::eolString(row, fragile);
774 void MathHullInset::write(WriteStream & os) const
777 MathGridInset::write(os);
782 void MathHullInset::normalize(NormalStream & os) const
784 os << "[formula " << type_ << ' ';
785 MathGridInset::normalize(os);
790 void MathHullInset::mathmlize(MathMLStream & os) const
792 MathGridInset::mathmlize(os);
796 void MathHullInset::infoize(ostream & os) const
798 os << "Type: " << type_;
802 void MathHullInset::check() const
804 BOOST_ASSERT(nonum_.size() == nrows());
805 BOOST_ASSERT(label_.size() == nrows());
809 void MathHullInset::doExtern(LCursor & cur, FuncRequest & func)
813 istringstream iss(func.argument.c_str());
814 iss >> lang >> extra;
819 #warning temporarily disabled
820 //if (cur.selection()) {
823 // lyxerr << "use selection: " << ar << endl;
824 // insert(pipeThroughExtern(lang, extra, ar));
830 eq.push_back(MathAtom(new MathCharInset('=')));
832 // go to first item in line
833 cur.idx() -= cur.idx() % ncols();
836 if (getType() == "simple") {
837 size_type pos = cur.cell().find_last(eq);
839 if (cur.inMathed() && cur.selection()) {
840 asArray(grabAndEraseSelection(cur), ar);
841 } else if (pos == cur.cell().size()) {
843 lyxerr << "use whole cell: " << ar << endl;
845 ar = MathArray(cur.cell().begin() + pos + 1, cur.cell().end());
846 lyxerr << "use partial cell form pos: " << pos << endl;
848 cur.cell().append(eq);
849 cur.cell().append(pipeThroughExtern(lang, extra, ar));
850 cur.pos() = cur.lastpos();
854 if (getType() == "equation") {
855 lyxerr << "use equation inset" << endl;
857 MathArray & ar = cur.cell();
858 lyxerr << "use cell: " << ar << endl;
862 cur.cell() = pipeThroughExtern(lang, extra, ar);
863 // move to end of line
864 cur.pos() = cur.lastpos();
869 lyxerr << "use eqnarray" << endl;
870 cur.idx() += 2 - cur.idx() % ncols();
872 MathArray ar = cur.cell();
873 lyxerr << "use cell: " << ar << endl;
875 #warning temporarily disabled
882 cur.cell() = pipeThroughExtern(lang, extra, ar);
883 cur.pos() = cur.lastpos();
888 void MathHullInset::priv_dispatch(LCursor & cur, FuncRequest & cmd)
890 switch (cmd.action) {
892 case LFUN_FINISHED_LEFT:
893 case LFUN_FINISHED_RIGHT:
894 case LFUN_FINISHED_UP:
895 case LFUN_FINISHED_DOWN:
896 MathGridInset::priv_dispatch(cur, cmd);
897 notifyCursorLeaves(cur);
900 case LFUN_BREAKPARAGRAPH:
905 // some magic for the common case
906 if (type_ == "simple" || type_ == "equation") {
907 recordUndoInset(cur);
910 cur.pos() = cur.lastpos();
912 MathGridInset::priv_dispatch(cur, cmd);
915 case LFUN_MATH_NUMBER:
916 //lyxerr << "toggling all numbers" << endl;
918 recordUndoInset(cur);
919 bool old = numberedType();
920 if (type_ == "multline")
921 numbered(nrows() - 1, !old);
923 for (row_type row = 0; row < nrows(); ++row)
925 cur.message(old ? _("No number") : _("Number"));
929 case LFUN_MATH_NONUMBER:
931 recordUndoInset(cur);
932 row_type r = (type_ == "multline") ? nrows() - 1 : cur.row();
933 bool old = numbered(r);
934 cur.message(old ? _("No number") : _("Number"));
939 case LFUN_INSERT_LABEL: {
940 recordUndoInset(cur);
941 row_type r = (type_ == "multline") ? nrows() - 1 : cur.row();
942 string old_label = label(r);
943 string new_label = cmd.argument;
945 if (new_label.empty()) {
946 string const default_label =
947 (lyxrc.label_init_length >= 0) ? "eq:" : "";
948 pair<bool, string> const res = old_label.empty()
949 ? Alert::askForText(_("Enter new label to insert:"), default_label)
950 : Alert::askForText(_("Enter label:"), old_label);
952 new_label = lyx::support::trim(res.second);
954 new_label = old_label;
957 if (!new_label.empty())
963 case LFUN_MATH_EXTERN:
964 recordUndoInset(cur);
968 case LFUN_MATH_MUTATE: {
969 recordUndoInset(cur);
970 row_type row = cur.row();
971 col_type col = cur.col();
972 mutate(cmd.argument);
973 cur.idx() = row * ncols() + col;
974 if (cur.idx() > cur.lastidx()) {
975 cur.idx() = cur.lastidx();
976 cur.pos() = cur.lastpos();
978 if (cur.pos() > cur.lastpos())
979 cur.pos() = cur.lastpos();
980 //cur.dispatched(FINISHED);
984 case LFUN_MATH_DISPLAY: {
985 recordUndoInset(cur);
986 mutate(type_ == "simple" ? "equation" : "simple");
988 cur.pos() = cur.lastpos();
989 //cur.dispatched(FINISHED);
994 MathGridInset::priv_dispatch(cur, cmd);
1000 bool MathHullInset::getStatus(LCursor & cur, FuncRequest const & cmd,
1001 FuncStatus & flag) const
1003 switch (cmd.action) {
1004 case LFUN_BREAKLINE:
1005 case LFUN_MATH_NUMBER:
1006 case LFUN_MATH_NONUMBER:
1007 case LFUN_INSERT_LABEL:
1008 case LFUN_MATH_EXTERN:
1009 case LFUN_MATH_MUTATE:
1010 case LFUN_MATH_DISPLAY:
1013 case LFUN_TABULAR_FEATURE: {
1014 // should be more precise
1015 istringstream is(cmd.argument);
1018 if ((type_ == "simple" || type_ == "equation")
1019 && (s == "append-column"
1020 || s == "delete-column"
1021 || s == "swap-column"
1022 || s == "copy-column"
1023 || s == "delete-column"
1024 || s == "append-row"
1025 || s == "delete-row"
1027 || s == "copy-row"))
1029 if ((type_ == "eqnarray")
1030 && (s == "appen-column"
1031 || s == "delete-column"))
1033 return MathGridInset::getStatus(cur, cmd, flag);
1036 return MathGridInset::getStatus(cur, cmd, flag);
1041 /////////////////////////////////////////////////////////////////////
1043 #include "math_arrayinset.h"
1044 #include "math_deliminset.h"
1045 #include "math_factory.h"
1046 #include "math_parser.h"
1047 #include "math_spaceinset.h"
1048 #include "ref_inset.h"
1050 #include "bufferview_funcs.h"
1051 #include "lyxtext.h"
1053 #include "frontends/LyXView.h"
1054 #include "frontends/Dialogs.h"
1056 #include "support/lstrings.h"
1057 #include "support/lyxlib.h"
1060 // simply scrap this function if you want
1061 void MathHullInset::mutateToText()
1064 // translate to latex
1066 latex(NULL, os, false, false);
1067 string str = os.str();
1070 LyXText * lt = view_->getLyXText();
1071 string::const_iterator cit = str.begin();
1072 string::const_iterator end = str.end();
1073 for (; cit != end; ++cit)
1074 view_->owner()->getIntl()->getTransManager().TranslateAndInsert(*cit, lt);
1077 //view_->owner()->dispatch(LFUN_ESCAPE);
1082 void MathHullInset::handleFont(LCursor & cur, string const & arg,
1083 string const & font)
1085 // this whole function is a hack and won't work for incremental font
1088 if (cur.inset().asMathInset()->name() == font)
1089 cur.handleFont(font);
1091 cur.handleNest(createMathInset(font));
1097 void MathHullInset::handleFont2(LCursor & cur, string const & arg)
1102 bv_funcs::string2font(arg, font, b);
1103 if (font.color() != LColor::inherit) {
1104 MathAtom at = createMathInset("color");
1105 asArray(lcolor.getGUIName(font.color()), at.nucleus()->cell(0));
1106 cur.handleNest(at, 1);
1111 void MathHullInset::edit(LCursor & cur, bool left)
1114 left ? idxFirst(cur) : idxLast(cur);
1118 string const MathHullInset::editMessage() const
1120 return _("Math editor mode");
1124 void MathHullInset::getCursorDim(int & asc, int & desc) const
1128 //math_font_max_dim(font_, asc, des);
1132 void MathHullInset::revealCodes(LCursor & cur) const
1134 if (!cur.inMathed())
1138 cur.message(os.str());
1140 // write something to the minibuffer
1141 // translate to latex
1145 string str = os.str();
1147 string::size_type pos = 0;
1149 for (string::iterator it = str.begin(); it != str.end(); ++it) {
1152 else if (*it == '\0') {
1154 pos = it - str.begin();
1160 res = res.substr(pos - 30);
1161 if (res.size() > 60)
1162 res = res.substr(0, 60);
1168 InsetBase::Code MathHullInset::lyxCode() const
1174 /////////////////////////////////////////////////////////////////////
1178 bool MathHullInset::searchForward(BufferView * bv, string const & str,
1181 #ifdef WITH_WARNINGS
1182 #warning completely broken
1184 static MathHullInset * lastformula = 0;
1185 static CursorBase current = DocIterator(ibegin(nucleus()));
1186 static MathArray ar;
1187 static string laststr;
1189 if (lastformula != this || laststr != str) {
1190 //lyxerr << "reset lastformula to " << this << endl;
1193 current = ibegin(nucleus());
1195 mathed_parse_cell(ar, str);
1199 //lyxerr << "searching '" << str << "' in " << this << ar << endl;
1201 for (DocIterator it = current; it != iend(nucleus()); increment(it)) {
1202 CursorSlice & top = it.back();
1203 MathArray const & a = top.asMathInset()->cell(top.idx_);
1204 if (a.matchpart(ar, top.pos_)) {
1205 bv->cursor().setSelection(it, ar.size());
1207 top.pos_ += ar.size();
1213 //lyxerr << "not found!" << endl;
1220 void MathHullInset::write(Buffer const &, std::ostream & os) const
1222 WriteStream wi(os, false, false);
1228 void MathHullInset::read(Buffer const &, LyXLex & lex)
1231 mathed_parse_normal(at, lex);
1232 operator=(*at->asHullInset());
1236 int MathHullInset::plaintext(Buffer const &, ostream & os,
1237 OutputParams const &) const
1239 if (0 && display()) {
1243 TextPainter tpain(dim.width(), dim.height());
1244 drawT(tpain, 0, dim.ascent());
1246 // reset metrics cache to "real" values
1248 return tpain.textheight();
1250 WriteStream wi(os, false, true);
1251 wi << ' ' << cell(0) << ' ';
1257 int MathHullInset::linuxdoc(Buffer const & buf, ostream & os,
1258 OutputParams const & runparams) const
1260 return docbook(buf, os, runparams);
1264 int MathHullInset::docbook(Buffer const & buf, ostream & os,
1265 OutputParams const & runparams) const
1267 MathMLStream ms(os);
1270 if (getType() == "simple")
1271 name= "inlineequation";
1273 name = "informalequation";
1275 string bname = name;
1276 if (! label(0).empty()) bname += " id=\"" + label(0)+ "\"";
1277 ms << MTag(bname.c_str());
1279 if (runparams.flavor == OutputParams::XML) {
1281 MathGridInset::mathmlize(ms);
1285 res = latex(buf, ms.os(), runparams);
1289 ms << ETag(name.c_str());
1290 return ms.line() + res;