-#include <config.h>
+/**
+ * \file math_hullinset.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author André Pönitz
+ *
+ * Full author contact details are available in file CREDITS.
+ */
-#ifdef __GNUG__
-#pragma implementation
-#endif
+#include <config.h>
+#include "math_charinset.h"
+#include "math_data.h"
+#include "math_extern.h"
#include "math_hullinset.h"
#include "math_mathmlstream.h"
#include "math_streamstr.h"
#include "math_support.h"
+
+#include "BufferView.h"
+#include "cursor.h"
+#include "dispatchresult.h"
#include "debug.h"
-#include "frontends/Painter.h"
-#include "textpainter.h"
-#include "Lsstream.h"
+#include "funcrequest.h"
+#include "gettext.h"
#include "LaTeXFeatures.h"
-#include "support/LAssert.h"
+#include "LColor.h"
+#include "lyxrc.h"
+#include "outputparams.h"
+#include "textpainter.h"
+
+#include "frontends/Alert.h"
+
+#include "support/std_sstream.h"
-#include <vector>
-using std::vector;
-using std::max;
using std::endl;
+using std::max;
+using std::string;
+using std::ostream;
+using std::auto_ptr;
+using std::istringstream;
+using std::ostream;
+using std::ostringstream;
+using std::pair;
+using std::swap;
+using std::vector;
+
namespace {
return 3;
if (type == "align")
return 2;
+ if (type == "flalign")
+ return 2;
if (type == "alignat")
return 2;
if (type == "xalignat")
// returns position of first relation operator in the array
// used for "intelligent splitting"
- MathArray::size_type firstRelOp(MathArray const & ar)
+ size_t firstRelOp(MathArray const & ar)
{
for (MathArray::const_iterator it = ar.begin(); it != ar.end(); ++it)
if ((*it)->isRelOp())
if (s == "xxalignat") return 7;
if (s == "multline") return 8;
if (s == "gather") return 9;
- lyxerr << "unknown hull type '" << s << "'\n";
+ if (s == "flalign") return 10;
+ lyxerr << "unknown hull type '" << s << "'" << endl;
return 0;
}
} // end anon namespace
+
MathHullInset::MathHullInset()
: MathGridInset(1, 1), type_("none"), nonum_(1), label_(1)
{
+ // This is needed as long the math parser is not re-entrant
+ initMath();
+ //lyxerr << "sizeof MathInset: " << sizeof(MathInset) << endl;
+ //lyxerr << "sizeof MetricsInfo: " << sizeof(MetricsInfo) << endl;
+ //lyxerr << "sizeof MathCharInset: " << sizeof(MathCharInset) << endl;
+ //lyxerr << "sizeof LyXFont: " << sizeof(LyXFont) << endl;
setDefaults();
}
}
-MathInset * MathHullInset::clone() const
+auto_ptr<InsetBase> MathHullInset::clone() const
{
- return new MathHullInset(*this);
+ return auto_ptr<InsetBase>(new MathHullInset(*this));
}
}
-bool MathHullInset::idxFirst(idx_type & idx, pos_type & pos) const
+bool MathHullInset::idxFirst(LCursor & cur) const
{
- idx = 0;
- pos = 0;
+ cur.idx() = 0;
+ cur.pos() = 0;
return true;
}
-bool MathHullInset::idxLast(idx_type & idx, pos_type & pos) const
+bool MathHullInset::idxLast(LCursor & cur) const
{
- idx = nargs() - 1;
- pos = cell(idx).size();
+ cur.idx() = nargs() - 1;
+ cur.pos() = cur.lastpos();
return true;
}
return 0;
if (type_ == "xalignat")
return (col & 1) ? 20 : 0;
- if (type_ == "xxalignat")
+ if (type_ == "xxalignat" || type_ == "flalign")
return (col & 1) ? 40 : 0;
return 0;
}
}
-void MathHullInset::metrics(MathMetricsInfo & mi) const
+void MathHullInset::metrics(MetricsInfo & mi, Dimension & dim) const
{
- MathFontSetChanger dummy(mi.base, standardFont());
+ FontSetChanger dummy1(mi.base, standardFont());
+ StyleChanger dummy2(mi.base, display() ? LM_ST_DISPLAY : LM_ST_TEXT);
// let the cells adjust themselves
- MathGridInset::metrics(mi);
+ MathGridInset::metrics(mi, dim);
if (display()) {
- dim_.a += 12;
- dim_.d += 12;
+ dim.asc += 12;
+ dim.des += 12;
}
if (numberedType()) {
- MathFontSetChanger dummy(mi.base, "mathbf");
+ FontSetChanger dummy(mi.base, "mathbf");
int l = 0;
for (row_type row = 0; row < nrows(); ++row)
l = max(l, mathed_string_width(mi.base.font, nicelabel(row)));
if (l)
- dim_.w += 30 + l;
+ dim.wid += 30 + l;
}
// make it at least as high as the current font
int asc = 0;
int des = 0;
math_font_max_dim(mi.base.font, asc, des);
- dim_.a = max(dim_.a, asc);
- dim_.d = max(dim_.d, des);
+ dim.asc = max(dim.asc, asc);
+ dim.des = max(dim.des, des);
// for markers
- metricsMarkers2();
+ metricsMarkers2(dim);
+ dim_ = dim;
}
-void MathHullInset::draw(MathPainterInfo & pi, int x, int y) const
+void MathHullInset::draw(PainterInfo & pi, int x, int y) const
{
- MathFontSetChanger dummy(pi.base, standardFont());
+ FontSetChanger dummy1(pi.base, standardFont());
+ StyleChanger dummy2(pi.base, display() ? LM_ST_DISPLAY : LM_ST_TEXT);
MathGridInset::draw(pi, x + 1, y);
if (numberedType()) {
int const xx = x + colinfo_.back().offset_ + colinfo_.back().width_ + 20;
for (row_type row = 0; row < nrows(); ++row) {
int const yy = y + rowinfo_[row].offset_;
- MathFontSetChanger dummy(pi.base, "mathrm");
+ FontSetChanger dummy(pi.base, "mathrm");
drawStr(pi, pi.base.font, xx, yy, nicelabel(row));
}
}
}
-void MathHullInset::metricsT(TextMetricsInfo const & mi) const
+void MathHullInset::metricsT(TextMetricsInfo const & mi, Dimension & dim) const
{
if (display()) {
- MathGridInset::metricsT(mi);
+ MathGridInset::metricsT(mi, dim);
} else {
ostringstream os;
WriteStream wi(os, false, true);
write(wi);
- dim_.w = os.str().size();
- dim_.a = 1;
- dim_.d = 0;
+ dim.wid = os.str().size();
+ dim.asc = 1;
+ dim.des = 0;
}
}
string MathHullInset::label(row_type row) const
{
row_type n = nrows();
- lyx::Assert(row < n);
+ BOOST_ASSERT(row < n);
return label_[row];
}
void MathHullInset::label(row_type row, string const & label)
{
- lyxerr << "setting label '" << label << "' for row " << row << endl;
+ //lyxerr << "setting label '" << label << "' for row " << row << endl;
label_[row] = label;
}
{
return
type_ == "align" ||
+ type_ == "flalign" ||
type_ == "multline" ||
type_ == "gather" ||
type_ == "alignat" ||
}
-vector<string> MathHullInset::getLabelList() const
+void MathHullInset::getLabelList(Buffer const &, vector<string> & labels) const
{
- vector<string> res;
for (row_type row = 0; row < nrows(); ++row)
if (!label_[row].empty() && nonum_[row] != 1)
- res.push_back(label_[row]);
- return res;
+ labels.push_back(label_[row]);
}
features.require("boldsymbol");
//features.binom = true;
- MathNestInset::validate(features);
+ MathGridInset::validate(features);
}
os << "\\[\n";
}
- else if (type_ == "eqnarray" || type_ == "align")
+ else if (type_ == "eqnarray" || type_ == "align" || type_ == "flalign"
+ || type_ == "gather" || type_ == "multline")
os << "\\begin{" << type_ << star(n) << "}\n";
- else if (type_ == "alignat" || type_ == "xalignat")
- os << "\\begin{" << type_ << star(n) << "}"
- << "{" << static_cast<unsigned int>((ncols() + 1)/2) << "}\n";
-
- else if (type_ == "xxalignat")
- os << "\\begin{" << type_ << "}"
- << "{" << static_cast<unsigned int>((ncols() + 1)/2) << "}\n";
-
- else if (type_ == "multline" || type_ == "gather")
- os << "\\begin{" << type_ << "}\n";
+ else if (type_ == "alignat" || type_ == "xalignat")
+ os << "\\begin{" << type_ << star(n) << '}'
+ << '{' << static_cast<unsigned int>((ncols() + 1)/2) << "}\n";
+
+ else if (type_ == "xxalignat")
+ os << "\\begin{" << type_ << '}'
+ << '{' << static_cast<unsigned int>((ncols() + 1)/2) << "}\n";
- else
- os << "\\begin{unknown" << star(n) << "}";
+ else
+ os << "\\begin{unknown" << star(n) << '}';
}
else
os << "\\]\n";
- else if (type_ == "eqnarray" || type_ == "align" || type_ == "alignat"
- || type_ == "xalignat")
- os << "\n\\end{" << type_ << star(n) << "}\n";
+ else if (type_ == "eqnarray" || type_ == "align" || type_ == "flalign"
+ || type_ == "alignat" || type_ == "xalignat"
+ || type_ == "gather" || type_ == "multline")
+ os << "\\end{" << type_ << star(n) << "}\n";
- else if (type_ == "xxalignat" || type_ == "multline" || type_ == "gather")
- os << "\n\\end{" << type_ << "}\n";
+ else if (type_ == "xxalignat")
+ os << "\\end{" << type_ << "}\n";
else
- os << "\\end{unknown" << star(n) << "}";
+ os << "\\end{unknown" << star(n) << '}';
+}
+
+
+bool MathHullInset::colChangeOK() const
+{
+ return
+ type_ == "align" || type_ == "flalign" ||type_ == "alignat" ||
+ type_ == "xalignat" || type_ == "xxalignat";
}
}
+void MathHullInset::swapRow(row_type row)
+{
+ if (nrows() == 1)
+ return;
+ if (row + 1 == nrows())
+ --row;
+ swap(nonum_[row], nonum_[row + 1]);
+ swap(label_[row], label_[row + 1]);
+ MathGridInset::swapRow(row);
+}
+
+
void MathHullInset::delRow(row_type row)
{
+ if (nrows() <= 1)
+ return;
MathGridInset::delRow(row);
nonum_.erase(nonum_.begin() + row);
label_.erase(label_.begin() + row);
}
-void MathHullInset::addFancyCol(col_type col)
+void MathHullInset::addCol(col_type col)
{
- if (type_ == "equation")
- mutate("eqnarray");
-
- else if (type_ == "eqnarray") {
- mutate("align");
- addFancyCol(col);
- }
-
- else if (type_ == "align" || type_ == "alignat"
- || type_ == "xalignat" || type_ == "xxalignat")
+ if (colChangeOK())
MathGridInset::addCol(col);
+ else
+ lyxerr << "Can't change number of columns in '" << type_ << "'" << endl;
}
-void MathHullInset::delFancyCol(col_type col)
+void MathHullInset::delCol(col_type col)
{
- if (type_ == "alignat" || type_ == "xalignat" || type_ == "xxalignat")
+ if (colChangeOK())
MathGridInset::delCol(col);
+ else
+ lyxerr << "Can't change number of columns in '" << type_ << "'" << endl;
}
return string();
if (label_[row].empty())
return string("(#)");
- return "(" + label_[row] + ")";
+ return '(' + label_[row] + ')';
}
void MathHullInset::mutate(string const & newtype)
{
- //lyxerr << "mutating from '" << type_ << "' to '" << newtype << "'\n";
+ lyxerr << "mutating from '" << type_ << "' to '" << newtype << "'" << endl;
// we try to move along the chain
- // none <-> simple <-> equation <-> eqnarray
+ // none <-> simple <-> equation <-> eqnarray
if (newtype == "dump") {
dump();
}
setType("eqnarray");
mutate(newtype);
+ } else if (newtype == "multline" || newtype == "gather") {
+ setType(newtype);
+ numbered(0, false);
} else {
MathGridInset::addCol(1);
// split it "nicely"
}
else if (type_ == "multline") {
- if (newtype == "gather") {
- setType("gather");
+ if (newtype == "gather" || newtype == "align" ||
+ newtype == "xalignat" || newtype == "xxalignat" || newtype == "flalign")
+ setType(newtype);
+ else if (newtype == "eqnarray") {
+ MathGridInset::addCol(1);
+ MathGridInset::addCol(1);
+ setType("eqnarray");
} else {
lyxerr << "mutation from '" << type_
- << "' to '" << newtype << "' not implemented"
- << endl;
+ << "' to '" << newtype << "' not implemented" << endl;
}
}
}
-void MathHullInset::write(WriteStream & os) const
+string MathHullInset::eolString(row_type row, bool fragile) const
{
- header_write(os);
-
- bool n = numberedType();
-
- for (row_type row = 0; row < nrows(); ++row) {
- for (col_type col = 0; col < ncols(); ++col)
- os << cell(index(row, col)) << eocString(col);
- if (n) {
- if (!label_[row].empty())
- os << "\\label{" << label_[row] << "}";
- if (nonum_[row])
- os << "\\nonumber ";
- }
- os << eolString(row);
+ string res;
+ if (numberedType()) {
+ if (!label_[row].empty() && !nonum_[row])
+ res += "\\label{" + label_[row] + '}';
+ if (nonum_[row] && (type_ != "multline"))
+ res += "\\nonumber ";
}
+ return res + MathGridInset::eolString(row, fragile);
+}
+
+void MathHullInset::write(WriteStream & os) const
+{
+ header_write(os);
+ MathGridInset::write(os);
footer_write(os);
}
void MathHullInset::normalize(NormalStream & os) const
{
- os << "[formula " << type_ << " ";
+ os << "[formula " << type_ << ' ';
MathGridInset::normalize(os);
os << "] ";
}
}
-void MathHullInset::infoize(std::ostream & os) const
+void MathHullInset::infoize(ostream & os) const
{
os << "Type: " << type_;
}
void MathHullInset::check() const
{
- lyx::Assert(nonum_.size() == nrows());
- lyx::Assert(label_.size() == nrows());
+ BOOST_ASSERT(nonum_.size() == nrows());
+ BOOST_ASSERT(label_.size() == nrows());
+}
+
+
+void MathHullInset::doExtern(LCursor & cur, FuncRequest const & func)
+{
+ string lang;
+ string extra;
+ istringstream iss(func.argument.c_str());
+ iss >> lang >> extra;
+ if (extra.empty())
+ extra = "noextra";
+
+#ifdef WITH_WARNINGS
+#warning temporarily disabled
+ //if (cur.selection()) {
+ // MathArray ar;
+ // selGet(cur.ar);
+ // lyxerr << "use selection: " << ar << endl;
+ // insert(pipeThroughExtern(lang, extra, ar));
+ // return;
+ //}
+#endif
+
+ MathArray eq;
+ eq.push_back(MathAtom(new MathCharInset('=')));
+
+ // go to first item in line
+ cur.idx() -= cur.idx() % ncols();
+ cur.pos() = 0;
+
+ if (getType() == "simple") {
+ size_type pos = cur.cell().find_last(eq);
+ MathArray ar;
+ if (cur.inMathed() && cur.selection()) {
+ asArray(cur.grabAndEraseSelection(), ar);
+ } else if (pos == cur.cell().size()) {
+ ar = cur.cell();
+ lyxerr << "use whole cell: " << ar << endl;
+ } else {
+ ar = MathArray(cur.cell().begin() + pos + 1, cur.cell().end());
+ lyxerr << "use partial cell form pos: " << pos << endl;
+ }
+ cur.cell().append(eq);
+ cur.cell().append(pipeThroughExtern(lang, extra, ar));
+ cur.pos() = cur.lastpos();
+ return;
+ }
+
+ if (getType() == "equation") {
+ lyxerr << "use equation inset" << endl;
+ mutate("eqnarray");
+ MathArray & ar = cur.cell();
+ lyxerr << "use cell: " << ar << endl;
+ ++cur.idx();
+ cur.cell() = eq;
+ ++cur.idx();
+ cur.cell() = pipeThroughExtern(lang, extra, ar);
+ // move to end of line
+ cur.pos() = cur.lastpos();
+ return;
+ }
+
+ {
+ lyxerr << "use eqnarray" << endl;
+ cur.idx() += 2 - cur.idx() % ncols();
+ cur.pos() = 0;
+ MathArray ar = cur.cell();
+ lyxerr << "use cell: " << ar << endl;
+#ifdef WITH_WARNINGS
+#warning temporarily disabled
+#endif
+ addRow(cur.row());
+ ++cur.idx();
+ ++cur.idx();
+ cur.cell() = eq;
+ ++cur.idx();
+ cur.cell() = pipeThroughExtern(lang, extra, ar);
+ cur.pos() = cur.lastpos();
+ }
+}
+
+
+DispatchResult
+MathHullInset::priv_dispatch(LCursor & cur, FuncRequest const & cmd)
+{
+ //lyxerr << "*** MathHullInset: request: " << cmd << endl;
+ switch (cmd.action) {
+
+ case LFUN_BREAKLINE:
+ if (type_ == "simple" || type_ == "equation") {
+ mutate("eqnarray");
+ cur.idx() = 1;
+ cur.pos() = 0;
+ return DispatchResult(true, FINISHED);
+ }
+ return MathGridInset::priv_dispatch(cur, cmd);
+
+ case LFUN_MATH_NUMBER:
+ //lyxerr << "toggling all numbers" << endl;
+ if (display()) {
+ ////recordUndo(cur, Undo::INSERT);
+ bool old = numberedType();
+ if (type_ == "multline")
+ numbered(nrows() - 1, !old);
+ else
+ for (row_type row = 0; row < nrows(); ++row)
+ numbered(row, !old);
+ cur.message(old ? _("No number") : _("Number"));
+ }
+ return DispatchResult(true, true);
+
+ case LFUN_MATH_NONUMBER:
+ if (display()) {
+ row_type r = (type_ == "multline") ? nrows() - 1 : cur.row();
+ ////recordUndo(cur, Undo::INSERT);
+ bool old = numbered(r);
+ cur.message(old ? _("No number") : _("Number"));
+ numbered(r, !old);
+ }
+ return DispatchResult(true, true);
+
+ case LFUN_INSERT_LABEL: {
+ row_type r = (type_ == "multline") ? nrows() - 1 : cur.row();
+ string old_label = label(r);
+ string new_label = cmd.argument;
+
+ if (new_label.empty()) {
+ string const default_label =
+ (lyxrc.label_init_length >= 0) ? "eq:" : "";
+ pair<bool, string> const res = old_label.empty()
+ ? Alert::askForText(_("Enter new label to insert:"), default_label)
+ : Alert::askForText(_("Enter label:"), old_label);
+ if (!res.first)
+ return DispatchResult(false);
+ new_label = lyx::support::trim(res.second);
+ }
+
+ //if (new_label == old_label)
+ // break; // Nothing to do
+
+ if (!new_label.empty())
+ numbered(r, true);
+ label(r, new_label);
+ return DispatchResult(true, true);
+ }
+
+ case LFUN_MATH_EXTERN:
+ doExtern(cur, cmd);
+ return DispatchResult(true, FINISHED);
+
+ case LFUN_MATH_MUTATE: {
+ lyxerr << "Hull: MUTATE: " << cmd.argument << endl;
+ row_type r = cur.row();
+ col_type c = cur.col();
+ mutate(cmd.argument);
+ cur.idx() = r * ncols() + c;
+ if (cur.idx() >= nargs())
+ cur.idx() = nargs() - 1;
+ if (cur.pos() > cur.lastpos())
+ cur.pos() = cur.lastpos();
+ return DispatchResult(true, FINISHED);
+ }
+
+ case LFUN_MATH_DISPLAY: {
+ mutate(type_ == "simple" ? "equation" : "simple");
+ cur.idx() = 0;
+ cur.pos() = cur.lastpos();
+ return DispatchResult(true, FINISHED);
+ }
+
+ default:
+ return MathGridInset::priv_dispatch(cur, cmd);
+ }
+}
+
+
+string MathHullInset::fileInsetLabel() const
+{
+ return "Formula";
+}
+
+
+/////////////////////////////////////////////////////////////////////
+
+#include "formulamacro.h"
+#include "math_arrayinset.h"
+#include "math_deliminset.h"
+#include "math_factory.h"
+#include "math_parser.h"
+#include "math_spaceinset.h"
+#include "ref_inset.h"
+
+#include "bufferview_funcs.h"
+#include "lyxtext.h"
+#include "undo.h"
+
+#include "frontends/LyXView.h"
+#include "frontends/Dialogs.h"
+
+#include "support/std_sstream.h"
+#include "support/lstrings.h"
+#include "support/lyxlib.h"
+
+
+int MathHullInset::ylow() const
+{
+ return yo_ - dim_.asc;
+}
+
+
+int MathHullInset::yhigh() const
+{
+ return yo_ + dim_.des;
+}
+
+
+int MathHullInset::xlow() const
+{
+ return xo_;
+}
+
+
+int MathHullInset::xhigh() const
+{
+ return xo_ + dim_.wid;
+}
+
+
+// simply scrap this function if you want
+void MathHullInset::mutateToText()
+{
+#if 0
+ // translate to latex
+ ostringstream os;
+ latex(NULL, os, false, false);
+ string str = os.str();
+
+ // insert this text
+ LyXText * lt = view_->getLyXText();
+ string::const_iterator cit = str.begin();
+ string::const_iterator end = str.end();
+ for (; cit != end; ++cit)
+ view_->owner()->getIntl()->getTransManager().TranslateAndInsert(*cit, lt);
+
+ // remove ourselves
+ //view_->owner()->dispatch(LFUN_ESCAPE);
+#endif
+}
+
+
+void MathHullInset::handleFont
+ (LCursor & cur, string const & arg, string const & font)
+{
+ // this whole function is a hack and won't work for incremental font
+ // changes...
+ //recordUndo(cur, Undo::ATOMIC);
+
+ if (cur.inset()->asMathInset()->name() == font)
+ cur.handleFont(font);
+ else {
+ cur.handleNest(createMathInset(font));
+ cur.insert(arg);
+ }
+}
+
+
+void MathHullInset::handleFont2(LCursor & cur, string const & arg)
+{
+ //recordUndo(cur, Undo::ATOMIC);
+ LyXFont font;
+ bool b;
+ bv_funcs::string2font(arg, font, b);
+ if (font.color() != LColor::inherit) {
+ MathAtom at = createMathInset("color");
+ asArray(lcolor.getGUIName(font.color()), at.nucleus()->cell(0));
+ cur.handleNest(at, 1);
+ }
+}
+
+
+string const MathHullInset::editMessage() const
+{
+ return _("Math editor mode");
+}
+
+
+void MathHullInset::insetUnlock(BufferView & bv)
+{
+ if (bv.cursor().inMathed()) {
+ if (bv.cursor().inMacroMode())
+ bv.cursor().macroModeClose();
+ bv.cursor().releaseMathCursor();
+ }
+ if (bv.buffer())
+ generatePreview(*bv.buffer());
+ bv.update();
+}
+
+
+void MathHullInset::getCursorDim(int & asc, int & desc) const
+{
+ asc = 10;
+ desc = 2;
+ //math_font_max_dim(font_, asc, des);
+}
+
+
+void MathHullInset::revealCodes(LCursor & cur) const
+{
+ if (!cur.inMathed())
+ return;
+ ostringstream os;
+ cur.info(os);
+ cur.message(os.str());
+/*
+ // write something to the minibuffer
+ // translate to latex
+ cur.markInsert(bv);
+ ostringstream os;
+ write(NULL, os);
+ string str = os.str();
+ cur.markErase(bv);
+ string::size_type pos = 0;
+ string res;
+ for (string::iterator it = str.begin(); it != str.end(); ++it) {
+ if (*it == '\n')
+ res += ' ';
+ else if (*it == '\0') {
+ res += " -X- ";
+ pos = it - str.begin();
+ }
+ else
+ res += *it;
+ }
+ if (pos > 30)
+ res = res.substr(pos - 30);
+ if (res.size() > 60)
+ res = res.substr(0, 60);
+ cur.message(res);
+*/
+}
+
+
+InsetBase::Code MathHullInset::lyxCode() const
+{
+ return MATH_CODE;
+}
+
+
+/////////////////////////////////////////////////////////////////////
+
+
+#if 1
+bool MathHullInset::searchForward(BufferView *, string const &, bool, bool)
+{
+ return false;
+}
+
+#else
+bool MathHullInset::searchForward(BufferView * bv, string const & str,
+ bool, bool)
+{
+ return false;
+#ifdef WITH_WARNINGS
+#warning pretty ugly
+#endif
+ static MathHullInset * lastformula = 0;
+ static CursorBase current = CursorBase(ibegin(nucleus()));
+ static MathArray ar;
+ static string laststr;
+
+ if (lastformula != this || laststr != str) {
+ //lyxerr << "reset lastformula to " << this << endl;
+ lastformula = this;
+ laststr = str;
+ current = ibegin(nucleus());
+ ar.clear();
+ mathed_parse_cell(ar, str);
+ } else {
+ increment(current);
+ }
+ //lyxerr << "searching '" << str << "' in " << this << ar << endl;
+
+ for (CursorBase it = current; it != iend(nucleus()); increment(it)) {
+ CursorSlice & top = it.back();
+ MathArray const & a = top.asMathInset()->cell(top.idx_);
+ if (a.matchpart(ar, top.pos_)) {
+ bv->cursor().setSelection(it, ar.size());
+ current = it;
+ top.pos_ += ar.size();
+ bv->update();
+ return true;
+ }
+ }
+
+ //lyxerr << "not found!" << endl;
+ lastformula = 0;
+ return false;
+}
+#endif
+
+
+bool MathHullInset::searchBackward(BufferView * bv, string const & what,
+ bool a, bool b)
+{
+ lyxerr[Debug::MATHED]
+ << "searching backward not implemented in mathed" << endl;
+ return searchForward(bv, what, a, b);
+}
+
+
+void MathHullInset::write(Buffer const &, std::ostream & os) const
+{
+ WriteStream wi(os, false, false);
+ os << fileInsetLabel() << ' ';
+ write(wi);
+}
+
+
+void MathHullInset::read(Buffer const &, LyXLex & lex)
+{
+ MathAtom at;
+ mathed_parse_normal(at, lex);
+ operator=(*at->asHullInset());
+}
+
+
+int MathHullInset::latex(Buffer const &, ostream & os,
+ OutputParams const & runparams) const
+{
+ WriteStream wi(os, runparams.moving_arg, true);
+ write(wi);
+ return wi.line();
+}
+
+
+int MathHullInset::plaintext(Buffer const &, ostream & os,
+ OutputParams const &) const
+{
+ if (0 && display()) {
+ Dimension dim;
+ TextMetricsInfo mi;
+ metricsT(mi, dim);
+ TextPainter tpain(dim.width(), dim.height());
+ drawT(tpain, 0, dim.ascent());
+ tpain.show(os, 3);
+ // reset metrics cache to "real" values
+ //metrics();
+ return tpain.textheight();
+ } else {
+ WriteStream wi(os, false, true);
+ wi << ' ' << cell(0) << ' ';
+ return wi.line();
+ }
+}
+
+
+int MathHullInset::linuxdoc(Buffer const & buf, ostream & os,
+ OutputParams const & runparams) const
+{
+ return docbook(buf, os, runparams);
+}
+
+
+int MathHullInset::docbook(Buffer const & buf, ostream & os,
+ OutputParams const & runparams) const
+{
+ MathMLStream ms(os);
+ ms << MTag("equation");
+ ms << MTag("alt");
+ ms << "<[CDATA[";
+ int res = plaintext(buf, ms.os(), runparams);
+ ms << "]]>";
+ ms << ETag("alt");
+ ms << MTag("math");
+ MathGridInset::mathmlize(ms);
+ ms << ETag("math");
+ ms << ETag("equation");
+ return ms.line() + res;
}