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 "InsetMathArray.h"
14 #include "InsetMathChar.h"
15 #include "InsetMathColor.h"
17 #include "InsetMathDelim.h"
18 #include "MathExtern.h"
19 #include "MathFactory.h"
20 #include "InsetMathHull.h"
21 #include "MathStream.h"
22 #include "MathParser.h"
23 #include "InsetMathSpace.h"
24 #include "MathStream.h"
25 #include "MathSupport.h"
26 #include "InsetMathRef.h"
29 #include "buffer_funcs.h"
30 #include "BufferParams.h"
31 #include "BufferView.h"
32 #include "CutAndPaste.h"
33 #include "FuncStatus.h"
34 #include "LaTeXFeatures.h"
36 #include "DispatchResult.h"
37 #include "FuncRequest.h"
40 #include "OutputParams.h"
41 #include "ParIterator.h"
44 #include "TextPainter.h"
45 #include "TocBackend.h"
47 #include "insets/RenderPreview.h"
48 #include "insets/InsetLabel.h"
49 #include "insets/InsetRef.h"
51 #include "graphics/PreviewImage.h"
52 #include "graphics/PreviewLoader.h"
54 #include "frontends/Painter.h"
56 #include "support/lassert.h"
57 #include "support/debug.h"
58 #include "support/gettext.h"
59 #include "support/lstrings.h"
64 using namespace lyx::support;
68 using cap::grabAndEraseSelection;
72 int getCols(HullType type)
89 // returns position of first relation operator in the array
90 // used for "intelligent splitting"
91 size_t firstRelOp(MathData const & ar)
93 for (MathData::const_iterator it = ar.begin(); it != ar.end(); ++it)
95 return it - ar.begin();
100 char const * star(bool numbered)
102 return numbered ? "" : "*";
106 } // end anon namespace
109 HullType hullType(docstring const & s)
111 if (s == "none") return hullNone;
112 if (s == "simple") return hullSimple;
113 if (s == "equation") return hullEquation;
114 if (s == "eqnarray") return hullEqnArray;
115 if (s == "align") return hullAlign;
116 if (s == "alignat") return hullAlignAt;
117 if (s == "xalignat") return hullXAlignAt;
118 if (s == "xxalignat") return hullXXAlignAt;
119 if (s == "multline") return hullMultline;
120 if (s == "gather") return hullGather;
121 if (s == "flalign") return hullFlAlign;
122 if (s == "regexp") return hullRegexp;
123 lyxerr << "unknown hull type '" << to_utf8(s) << "'" << endl;
128 docstring hullName(HullType type)
131 case hullNone: return from_ascii("none");
132 case hullSimple: return from_ascii("simple");
133 case hullEquation: return from_ascii("equation");
134 case hullEqnArray: return from_ascii("eqnarray");
135 case hullAlign: return from_ascii("align");
136 case hullAlignAt: return from_ascii("alignat");
137 case hullXAlignAt: return from_ascii("xalignat");
138 case hullXXAlignAt: return from_ascii("xxalignat");
139 case hullMultline: return from_ascii("multline");
140 case hullGather: return from_ascii("gather");
141 case hullFlAlign: return from_ascii("flalign");
142 case hullRegexp: return from_ascii("regexp");
144 lyxerr << "unknown hull type '" << type << "'" << endl;
145 return from_ascii("none");
149 static InsetLabel * dummy_pointer = 0;
151 InsetMathHull::InsetMathHull()
152 : InsetMathGrid(1, 1), type_(hullNone), nonum_(1, false),
153 label_(1, dummy_pointer), preview_(new RenderPreview(this))
155 //lyxerr << "sizeof InsetMath: " << sizeof(InsetMath) << endl;
156 //lyxerr << "sizeof MetricsInfo: " << sizeof(MetricsInfo) << endl;
157 //lyxerr << "sizeof InsetMathChar: " << sizeof(InsetMathChar) << endl;
158 //lyxerr << "sizeof FontInfo: " << sizeof(FontInfo) << endl;
164 InsetMathHull::InsetMathHull(HullType type)
165 : InsetMathGrid(getCols(type), 1), type_(type), nonum_(1, false),
166 label_(1, dummy_pointer), preview_(new RenderPreview(this))
173 InsetMathHull::InsetMathHull(InsetMathHull const & other) : InsetMathGrid()
179 InsetMathHull::~InsetMathHull()
181 for (size_t i = 0; i < label_.size(); ++i)
186 Inset * InsetMathHull::clone() const
188 return new InsetMathHull(*this);
192 InsetMathHull & InsetMathHull::operator=(InsetMathHull const & other)
196 InsetMathGrid::operator=(other);
198 nonum_ = other.nonum_;
199 for (size_t i = 0; i < label_.size(); ++i)
201 label_ = other.label_;
202 for (size_t i = 0; i != label_.size(); ++i) {
204 label_[i] = new InsetLabel(*label_[i]);
206 preview_.reset(new RenderPreview(*other.preview_, this));
212 void InsetMathHull::setBuffer(Buffer & buffer)
215 for (idx_type i = 0, n = nargs(); i != n; ++i) {
216 MathData & data = cell(i);
217 for (size_t j = 0; j != data.size(); ++j)
218 data[j].nucleus()->setBuffer(buffer);
221 for (size_t i = 0; i != label_.size(); ++i) {
223 label_[i]->setBuffer(buffer);
228 void InsetMathHull::updateLabels(ParIterator const & it)
231 //FIXME: buffer_ should be set at creation for this inset! Problem is
232 // This inset is created at too many places (see Parser::parse1() in
236 for (size_t i = 0; i != label_.size(); ++i) {
238 label_[i]->updateLabels(it);
243 void InsetMathHull::addToToc(DocIterator const & pit)
246 //FIXME: buffer_ should be set at creation for this inset! Problem is
247 // This inset is created at too many places (see Parser::parse1() in
252 Toc & toc = buffer().tocBackend().toc("equation");
254 for (row_type row = 0; row != nrows(); ++row) {
258 label_[row]->addToToc(pit);
259 toc.push_back(TocItem(pit, 0, nicelabel(row)));
264 Inset * InsetMathHull::editXY(Cursor & cur, int x, int y)
270 return InsetMathNest::editXY(cur, x, y);
274 InsetMath::mode_type InsetMathHull::currentMode() const
276 if (type_ == hullNone)
277 return UNDECIDED_MODE;
278 // definitely math mode ...
283 bool InsetMathHull::idxFirst(Cursor & cur) const
291 bool InsetMathHull::idxLast(Cursor & cur) const
293 cur.idx() = nargs() - 1;
294 cur.pos() = cur.lastpos();
299 char InsetMathHull::defaultColAlign(col_type col)
301 if (type_ == hullEqnArray)
303 if (type_ == hullGather)
305 if (type_ >= hullAlign)
306 return "rl"[col & 1];
311 int InsetMathHull::defaultColSpace(col_type col)
313 if (type_ == hullAlign || type_ == hullAlignAt)
315 if (type_ == hullXAlignAt)
316 return (col & 1) ? 20 : 0;
317 if (type_ == hullXXAlignAt || type_ == hullFlAlign)
318 return (col & 1) ? 40 : 0;
323 docstring InsetMathHull::standardFont() const
325 return from_ascii(type_ == hullNone ? "lyxnochange" : "mathnormal");
329 bool InsetMathHull::previewState(BufferView * bv) const
331 if (!editing(bv) && RenderPreview::status() == LyXRC::PREVIEW_ON) {
332 graphics::PreviewImage const * pimage =
333 preview_->getPreviewImage(bv->buffer());
334 return pimage && pimage->image();
340 void InsetMathHull::metrics(MetricsInfo & mi, Dimension & dim) const
342 if (previewState(mi.base.bv)) {
343 preview_->metrics(mi, dim);
344 // insert a one pixel gap in front of the formula
347 dim.des += displayMargin();
348 // Cache the inset dimension.
349 setDimCache(mi, dim);
353 FontSetChanger dummy1(mi.base, standardFont());
354 StyleChanger dummy2(mi.base, display() ? LM_ST_DISPLAY : LM_ST_TEXT);
356 // let the cells adjust themselves
357 InsetMathGrid::metrics(mi, dim);
360 dim.asc += displayMargin();
361 dim.des += displayMargin();
364 if (numberedType()) {
365 FontSetChanger dummy(mi.base, from_ascii("mathbf"));
367 for (row_type row = 0; row < nrows(); ++row)
368 l = max(l, mathed_string_width(mi.base.font, nicelabel(row)));
374 // make it at least as high as the current font
377 math_font_max_dim(mi.base.font, asc, des);
378 dim.asc = max(dim.asc, asc);
379 dim.des = max(dim.des, des);
380 // Cache the inset dimension.
381 // FIXME: This will overwrite InsetMathGrid dimension, is that OK?
382 setDimCache(mi, dim);
386 void InsetMathHull::drawBackground(PainterInfo & pi, int x, int y) const
388 Dimension const dim = dimension(*pi.base.bv);
389 pi.pain.fillRectangle(x + 1, y - dim.asc + 1, dim.wid - 2,
390 dim.asc + dim.des - 1, pi.backgroundColor(this));
394 void InsetMathHull::draw(PainterInfo & pi, int x, int y) const
396 use_preview_ = previewState(pi.base.bv);
399 // one pixel gap in front
400 preview_->draw(pi, x + 1, y);
401 setPosCache(pi, x, y);
405 FontSetChanger dummy1(pi.base, standardFont());
406 StyleChanger dummy2(pi.base, display() ? LM_ST_DISPLAY : LM_ST_TEXT);
407 InsetMathGrid::draw(pi, x + 1, y);
409 if (numberedType()) {
410 int const xx = x + colinfo_.back().offset_ + colinfo_.back().width_ + 20;
411 for (row_type row = 0; row < nrows(); ++row) {
412 int const yy = y + rowinfo_[row].offset_;
413 FontSetChanger dummy(pi.base, from_ascii("mathrm"));
414 docstring const nl = nicelabel(row);
418 setPosCache(pi, x, y);
422 void InsetMathHull::metricsT(TextMetricsInfo const & mi, Dimension & dim) const
425 InsetMathGrid::metricsT(mi, dim);
428 WriteStream wi(os, false, true, false);
430 dim.wid = os.str().size();
437 void InsetMathHull::drawT(TextPainter & pain, int x, int y) const
440 InsetMathGrid::drawT(pain, x, y);
443 WriteStream wi(os, false, true, false);
445 pain.draw(x, y, os.str().c_str());
450 static docstring latexString(InsetMathHull const & inset)
453 // This has to be static, because a preview snippet or a math
454 // macro containing math in text mode (such as $\text{$\phi$}$ or
455 // \newcommand{\xxx}{\text{$\phi$}}) gets processed twice. The
456 // first time as a whole, and the second time only the inner math.
457 // In this last case inset.buffer() would be invalid.
458 static Encoding const * encoding = 0;
459 if (inset.isBufferValid())
460 encoding = &(inset.buffer().params().encoding());
461 WriteStream wi(ls, false, true, false, encoding);
467 void InsetMathHull::initUnicodeMath() const
469 // Trigger classification of the unicode symbols in this inset
470 docstring const dummy = latexString(*this);
474 void InsetMathHull::addPreview(graphics::PreviewLoader & ploader) const
476 if (RenderPreview::status() == LyXRC::PREVIEW_ON) {
477 docstring const snippet = latexString(*this);
478 preview_->addPreview(snippet, ploader);
483 bool InsetMathHull::notifyCursorLeaves(Cursor const & /*old*/, Cursor & cur)
485 if (RenderPreview::status() == LyXRC::PREVIEW_ON) {
486 Buffer const * buffer = cur.buffer();
487 docstring const snippet = latexString(*this);
488 preview_->addPreview(snippet, *buffer);
489 preview_->startLoading(*buffer);
490 cur.updateFlags(Update::Force);
496 docstring InsetMathHull::label(row_type row) const
498 LASSERT(row < nrows(), /**/);
499 if (InsetLabel * il = label_[row])
500 return il->screenLabel();
505 void InsetMathHull::label(row_type row, docstring const & label)
507 //lyxerr << "setting label '" << label << "' for row " << row << endl;
511 label_[row] = dummy_pointer;
512 // We need an update of the Buffer reference cache.
513 // This is achieved by updateLabels().
514 buffer().updateLabels();
516 label_[row]->updateCommand(label);
520 InsetCommandParams p(LABEL_CODE);
522 label_[row] = new InsetLabel(p);
524 label_[row]->setBuffer(buffer());
528 void InsetMathHull::numbered(row_type row, bool num)
531 if (nonum_[row] && label_[row]) {
535 // The buffer is set at the end of readInset.
536 // When parsing the inset, buffer_ is 0.
539 // We need an update of the Buffer reference cache.
540 // This is achieved by updateLabels().
541 buffer().updateLabels();
546 bool InsetMathHull::numbered(row_type row) const
552 bool InsetMathHull::ams() const
554 return type_ == hullAlign
555 || type_ == hullFlAlign
556 || type_ == hullMultline
557 || type_ == hullGather
558 || type_ == hullAlignAt
559 || type_ == hullXAlignAt
560 || type_ == hullXXAlignAt;
564 Inset::DisplayType InsetMathHull::display() const
566 if (type_ == hullSimple || type_ == hullNone || type_ == hullRegexp)
571 bool InsetMathHull::numberedType() const
573 if (type_ == hullNone)
575 if (type_ == hullSimple)
577 if (type_ == hullXXAlignAt)
579 if (type_ == hullRegexp)
581 for (row_type row = 0; row < nrows(); ++row)
588 void InsetMathHull::validate(LaTeXFeatures & features) const
591 features.require("amsmath");
593 // Validation is necessary only if not using AMS math.
594 // To be safe, we will always run mathedvalidate.
595 //if (features.amsstyle)
598 //features.binom = true;
600 InsetMathGrid::validate(features);
604 void InsetMathHull::header_write(WriteStream & os) const
606 bool n = numberedType();
620 os << "\\begin{equation" << star(n) << "}\n";
630 os << "\\begin{" << hullName(type_) << star(n) << "}\n";
635 os << "\\begin{" << hullName(type_) << star(n) << '}'
636 << '{' << static_cast<unsigned int>((ncols() + 1)/2) << "}\n";
640 os << "\\begin{" << hullName(type_) << '}'
641 << '{' << static_cast<unsigned int>((ncols() + 1)/2) << "}\n";
649 os << "\\begin{unknown" << star(n) << '}';
655 void InsetMathHull::footer_write(WriteStream & os) const
657 bool n = numberedType();
670 os << "\\end{equation" << star(n) << "}\n";
682 os << "\\end{" << hullName(type_) << star(n) << "}\n";
686 os << "\\end{" << hullName(type_) << "}\n";
694 os << "\\end{unknown" << star(n) << '}';
700 bool InsetMathHull::rowChangeOK() const
703 type_ == hullEqnArray || type_ == hullAlign ||
704 type_ == hullFlAlign || type_ == hullAlignAt ||
705 type_ == hullXAlignAt || type_ == hullXXAlignAt ||
706 type_ == hullGather || type_ == hullMultline;
710 bool InsetMathHull::colChangeOK() const
713 type_ == hullAlign || type_ == hullFlAlign ||type_ == hullAlignAt ||
714 type_ == hullXAlignAt || type_ == hullXXAlignAt;
718 void InsetMathHull::addRow(row_type row)
723 bool numbered = numberedType();
725 if (type_ == hullMultline) {
726 if (row + 1 == nrows()) {
733 nonum_.insert(nonum_.begin() + row + 1, !numbered);
734 label_.insert(label_.begin() + row + 1, dummy_pointer);
737 InsetMathGrid::addRow(row);
741 void InsetMathHull::swapRow(row_type row)
745 if (row + 1 == nrows())
747 // gcc implements the standard std::vector<bool> which is *not* a container:
748 // http://www.gotw.ca/publications/N1185.pdf
749 // As a results, it doesn't like this:
750 // swap(nonum_[row], nonum_[row + 1]);
751 // so we do it manually:
752 bool const b = nonum_[row];
753 nonum_[row] = nonum_[row + 1];
755 swap(label_[row], label_[row + 1]);
756 InsetMathGrid::swapRow(row);
760 void InsetMathHull::delRow(row_type row)
762 if (nrows() <= 1 || !rowChangeOK())
764 if (row + 1 == nrows() && type_ == hullMultline) {
765 bool const b = nonum_[row - 1];
766 nonum_[row - 1] = nonum_[row];
768 swap(label_[row - 1], label_[row]);
769 InsetMathGrid::delRow(row);
772 InsetMathGrid::delRow(row);
773 // The last dummy row has no number info nor a label.
774 // Test nrows() + 1 because we have already erased the row.
775 if (row == nrows() + 1)
777 nonum_.erase(nonum_.begin() + row);
779 label_.erase(label_.begin() + row);
783 void InsetMathHull::addCol(col_type col)
787 InsetMathGrid::addCol(col);
791 void InsetMathHull::delCol(col_type col)
793 if (ncols() <= 1 || !colChangeOK())
795 InsetMathGrid::delCol(col);
799 docstring InsetMathHull::nicelabel(row_type row) const
804 return from_ascii("(#)");
805 return '(' + label_[row]->screenLabel() + from_ascii(", #)");
809 void InsetMathHull::glueall()
812 for (idx_type i = 0; i < nargs(); ++i)
814 *this = InsetMathHull(hullSimple);
820 void InsetMathHull::splitTo2Cols()
822 LASSERT(ncols() == 1, /**/);
823 InsetMathGrid::addCol(1);
824 for (row_type row = 0; row < nrows(); ++row) {
825 idx_type const i = 2 * row;
826 pos_type pos = firstRelOp(cell(i));
827 cell(i + 1) = MathData(cell(i).begin() + pos, cell(i).end());
828 cell(i).erase(pos, cell(i).size());
833 void InsetMathHull::splitTo3Cols()
835 LASSERT(ncols() < 3, /**/);
838 InsetMathGrid::addCol(2);
839 for (row_type row = 0; row < nrows(); ++row) {
840 idx_type const i = 3 * row + 1;
841 if (cell(i).size()) {
842 cell(i + 1) = MathData(cell(i).begin() + 1, cell(i).end());
843 cell(i).erase(1, cell(i).size());
849 void InsetMathHull::changeCols(col_type cols)
853 else if (ncols() < cols) {
859 while (ncols() < cols)
860 InsetMathGrid::addCol(ncols());
866 for (row_type row = 0; row < nrows(); ++row) {
867 idx_type const i = row * ncols();
868 for (col_type col = cols; col < ncols(); ++col) {
869 cell(i + cols - 1).append(cell(i + col));
873 while (ncols() > cols) {
874 InsetMathGrid::delCol(ncols() - 1);
879 HullType InsetMathHull::getType() const
885 void InsetMathHull::setType(HullType type)
892 void InsetMathHull::mutate(HullType newtype)
894 //lyxerr << "mutating from '" << type_ << "' to '" << newtype << "'" << endl;
896 // we try to move along the chain
897 // none <-> simple <-> equation <-> eqnarray -> *align* -> multline, gather -+
899 // +-------------------------------------+
900 // we use eqnarray as intermediate type for mutations that are not
901 // directly supported because it handles labels and numbering for
904 if (newtype == type_) {
908 else if (newtype < hullNone) {
913 else if (type_ == hullNone) {
919 else if (type_ == hullSimple) {
920 if (newtype == hullNone) {
924 setType(hullEquation);
930 else if (type_ == hullEquation) {
931 if (newtype < type_) {
935 } else if (newtype == hullEqnArray) {
936 // split it "nicely" on the first relop
938 setType(hullEqnArray);
939 } else if (newtype == hullMultline || newtype == hullGather) {
949 else if (type_ == hullEqnArray) {
950 if (newtype < type_) {
951 // set correct (no)numbering
953 for (row_type row = 0; row < nrows(); ++row) {
960 // set first non-empty label
961 for (row_type row = 0; row < nrows(); ++row) {
963 label_[0] = label_[row];
970 } else { // align & Co.
977 else if (type_ == hullAlign || type_ == hullAlignAt ||
978 type_ == hullXAlignAt || type_ == hullFlAlign) {
979 if (newtype < hullAlign) {
981 setType(hullEqnArray);
983 } else if (newtype == hullGather || newtype == hullMultline) {
986 } else if (newtype == hullXXAlignAt) {
987 for (row_type row = 0; row < nrows(); ++row)
988 numbered(row, false);
995 else if (type_ == hullXXAlignAt) {
996 for (row_type row = 0; row < nrows(); ++row)
997 numbered(row, false);
998 if (newtype < hullAlign) {
1000 setType(hullEqnArray);
1002 } else if (newtype == hullGather || newtype == hullMultline) {
1010 else if (type_ == hullMultline || type_ == hullGather) {
1011 if (newtype == hullGather || newtype == hullMultline)
1013 else if (newtype == hullAlign || newtype == hullFlAlign ||
1014 newtype == hullAlignAt || newtype == hullXAlignAt) {
1017 } else if (newtype == hullXXAlignAt) {
1019 for (row_type row = 0; row < nrows(); ++row)
1020 numbered(row, false);
1024 setType(hullEqnArray);
1030 lyxerr << "mutation from '" << to_utf8(hullName(type_))
1031 << "' to '" << to_utf8(hullName(newtype))
1032 << "' not implemented" << endl;
1037 docstring InsetMathHull::eolString(row_type row, bool emptyline, bool fragile) const
1040 if (numberedType()) {
1041 if (label_[row] && !nonum_[row])
1042 res += "\\label{" + label_[row]->getParam("name") + '}';
1043 if (nonum_[row] && (type_ != hullMultline))
1044 res += "\\nonumber ";
1046 return res + InsetMathGrid::eolString(row, emptyline, fragile);
1050 void InsetMathHull::write(WriteStream & os) const
1052 ModeSpecifier specifier(os, MATH_MODE);
1054 InsetMathGrid::write(os);
1059 void InsetMathHull::normalize(NormalStream & os) const
1061 os << "[formula " << hullName(type_) << ' ';
1062 InsetMathGrid::normalize(os);
1067 void InsetMathHull::mathmlize(MathStream & os) const
1069 InsetMathGrid::mathmlize(os);
1073 void InsetMathHull::infoize(odocstream & os) const
1075 os << "Type: " << hullName(type_);
1079 void InsetMathHull::check() const
1081 LASSERT(nonum_.size() == nrows(), /**/);
1082 LASSERT(label_.size() == nrows(), /**/);
1086 void InsetMathHull::doExtern(Cursor & cur, FuncRequest & func)
1090 idocstringstream iss(func.argument());
1091 iss >> dlang >> extra;
1093 extra = from_ascii("noextra");
1094 string const lang = to_ascii(dlang);
1096 // FIXME: temporarily disabled
1097 //if (cur.selection()) {
1100 // lyxerr << "use selection: " << ar << endl;
1101 // insert(pipeThroughExtern(lang, extra, ar));
1106 eq.push_back(MathAtom(new InsetMathChar('=')));
1108 // go to first item in line
1109 cur.idx() -= cur.idx() % ncols();
1112 if (getType() == hullSimple) {
1113 size_type pos = cur.cell().find_last(eq);
1115 if (cur.inMathed() && cur.selection()) {
1116 asArray(grabAndEraseSelection(cur), ar);
1117 } else if (pos == cur.cell().size()) {
1119 lyxerr << "use whole cell: " << ar << endl;
1121 ar = MathData(cur.cell().begin() + pos + 1, cur.cell().end());
1122 lyxerr << "use partial cell form pos: " << pos << endl;
1124 cur.cell().append(eq);
1125 cur.cell().append(pipeThroughExtern(lang, extra, ar));
1126 cur.pos() = cur.lastpos();
1130 if (getType() == hullEquation) {
1131 lyxerr << "use equation inset" << endl;
1132 mutate(hullEqnArray);
1133 MathData & ar = cur.cell();
1134 lyxerr << "use cell: " << ar << endl;
1138 cur.cell() = pipeThroughExtern(lang, extra, ar);
1139 // move to end of line
1140 cur.pos() = cur.lastpos();
1145 lyxerr << "use eqnarray" << endl;
1146 cur.idx() += 2 - cur.idx() % ncols();
1148 MathData ar = cur.cell();
1149 lyxerr << "use cell: " << ar << endl;
1150 // FIXME: temporarily disabled
1156 cur.cell() = pipeThroughExtern(lang, extra, ar);
1157 cur.pos() = cur.lastpos();
1162 void InsetMathHull::doDispatch(Cursor & cur, FuncRequest & cmd)
1164 //lyxerr << "action: " << cmd.action << endl;
1165 switch (cmd.action) {
1167 case LFUN_FINISHED_BACKWARD:
1168 case LFUN_FINISHED_FORWARD:
1169 case LFUN_FINISHED_RIGHT:
1170 case LFUN_FINISHED_LEFT:
1171 //lyxerr << "action: " << cmd.action << endl;
1172 InsetMathGrid::doDispatch(cur, cmd);
1176 case LFUN_BREAK_PARAGRAPH:
1177 // just swallow this
1180 case LFUN_NEWLINE_INSERT:
1181 // some magic for the common case
1182 if (type_ == hullSimple || type_ == hullEquation) {
1183 cur.recordUndoInset();
1185 cur.bv().buffer().params().use_amsmath == BufferParams::package_on;
1186 mutate(align ? hullAlign : hullEqnArray);
1187 cur.idx() = nrows() * ncols() - 1;
1188 cur.pos() = cur.lastpos();
1190 InsetMathGrid::doDispatch(cur, cmd);
1193 case LFUN_MATH_NUMBER_TOGGLE: {
1194 //lyxerr << "toggling all numbers" << endl;
1195 cur.recordUndoInset();
1196 bool old = numberedType();
1197 if (type_ == hullMultline)
1198 numbered(nrows() - 1, !old);
1200 for (row_type row = 0; row < nrows(); ++row)
1201 numbered(row, !old);
1203 cur.message(old ? _("No number") : _("Number"));
1207 case LFUN_MATH_NUMBER_LINE_TOGGLE: {
1208 cur.recordUndoInset();
1209 row_type r = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1210 bool old = numbered(r);
1211 cur.message(old ? _("No number") : _("Number"));
1216 case LFUN_LABEL_INSERT: {
1217 cur.recordUndoInset();
1218 row_type r = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1219 docstring old_label = label(r);
1220 docstring const default_label = from_ascii(
1221 (lyxrc.label_init_length >= 0) ? "eq:" : "");
1222 if (old_label.empty())
1223 old_label = default_label;
1225 InsetCommandParams p(LABEL_CODE);
1226 p["name"] = cmd.argument().empty() ? old_label : cmd.argument();
1227 string const data = InsetCommand::params2string("label", p);
1229 if (cmd.argument().empty())
1230 cur.bv().showDialog("label", data);
1232 FuncRequest fr(LFUN_INSET_INSERT, data);
1238 case LFUN_LABEL_COPY_AS_REF: {
1240 if (cmd.argument().empty() && &cur.inset() == this)
1241 // if there is no argument and we're inside math, we retrieve
1242 // the row number from the cursor position.
1243 row = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1245 // if there is an argument, find the corresponding label, else
1246 // check whether there is at least one label.
1247 for (row = 0; row != nrows(); ++row)
1248 if (!nonum_[row] && label_[row]
1249 && (cmd.argument().empty() || label(row) == cmd.argument()))
1256 InsetCommandParams p(REF_CODE, "ref");
1257 p["reference"] = label(row);
1258 cap::clearSelection();
1259 cap::copyInset(cur, new InsetRef(*cur.buffer(), p), label(row));
1263 case LFUN_WORD_DELETE_FORWARD:
1264 case LFUN_CHAR_DELETE_FORWARD:
1265 if (col(cur.idx()) + 1 == ncols()
1266 && cur.pos() == cur.lastpos()) {
1267 if (!label(row(cur.idx())).empty()) {
1268 cur.recordUndoInset();
1269 label(row(cur.idx()), docstring());
1270 } else if (numbered(row(cur.idx()))) {
1271 cur.recordUndoInset();
1272 numbered(row(cur.idx()), false);
1274 InsetMathGrid::doDispatch(cur, cmd);
1278 InsetMathGrid::doDispatch(cur, cmd);
1283 case LFUN_INSET_INSERT: {
1284 //lyxerr << "arg: " << to_utf8(cmd.argument()) << endl;
1285 // FIXME: this should be cleaned up to use InsetLabel methods directly.
1286 string const name = cmd.getArg(0);
1287 if (name == "label") {
1288 InsetCommandParams p(LABEL_CODE);
1289 InsetCommand::string2params(name, to_utf8(cmd.argument()), p);
1290 docstring str = p["name"];
1291 cur.recordUndoInset();
1292 row_type const r = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1296 docstring old = label(r);
1299 // The label will take care of the reference update.
1303 // Newly created inset so initialize it.
1304 label_[r]->initView();
1309 InsetMathGrid::doDispatch(cur, cmd);
1313 case LFUN_MATH_EXTERN:
1314 cur.recordUndoInset();
1318 case LFUN_MATH_MUTATE: {
1319 cur.recordUndoInset();
1320 row_type row = cur.row();
1321 col_type col = cur.col();
1322 mutate(hullType(cmd.argument()));
1323 cur.idx() = row * ncols() + col;
1324 if (cur.idx() > cur.lastidx()) {
1325 cur.idx() = cur.lastidx();
1326 cur.pos() = cur.lastpos();
1328 if (cur.pos() > cur.lastpos())
1329 cur.pos() = cur.lastpos();
1331 // FIXME: find some more clever handling of the selection,
1332 // i.e. preserve it.
1333 cur.clearSelection();
1334 //cur.dispatched(FINISHED);
1338 case LFUN_MATH_DISPLAY: {
1339 cur.recordUndoInset();
1340 mutate(type_ == hullSimple ? hullEquation : hullSimple);
1342 cur.pos() = cur.lastpos();
1343 //cur.dispatched(FINISHED);
1348 InsetMathGrid::doDispatch(cur, cmd);
1354 bool InsetMathHull::getStatus(Cursor & cur, FuncRequest const & cmd,
1355 FuncStatus & status) const
1357 switch (cmd.action) {
1358 case LFUN_FINISHED_BACKWARD:
1359 case LFUN_FINISHED_FORWARD:
1360 case LFUN_FINISHED_RIGHT:
1361 case LFUN_FINISHED_LEFT:
1364 case LFUN_NEWLINE_INSERT:
1365 case LFUN_MATH_EXTERN:
1366 case LFUN_MATH_DISPLAY:
1368 status.setEnabled(true);
1371 case LFUN_MATH_MUTATE: {
1372 HullType ht = hullType(cmd.argument());
1373 status.setOnOff(type_ == ht);
1374 status.setEnabled(true);
1378 case LFUN_MATH_NUMBER_TOGGLE:
1379 // FIXME: what is the right test, this or the one of
1381 status.setEnabled(display());
1382 status.setOnOff(numberedType());
1385 case LFUN_MATH_NUMBER_LINE_TOGGLE: {
1386 // FIXME: what is the right test, this or the one of
1388 bool const enable = (type_ == hullMultline)
1389 ? (nrows() - 1 == cur.row())
1390 : display() != Inline && nrows() > 1;
1391 row_type const r = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1392 status.setEnabled(enable);
1393 status.setOnOff(enable && numbered(r));
1397 case LFUN_LABEL_INSERT:
1398 status.setEnabled(type_ != hullSimple);
1401 case LFUN_LABEL_COPY_AS_REF: {
1402 bool enabled = false;
1404 if (cmd.argument().empty() && &cur.inset() == this) {
1405 // if there is no argument and we're inside math, we retrieve
1406 // the row number from the cursor position.
1407 row = (type_ == hullMultline) ? nrows() - 1 : cur.row();
1408 enabled = numberedType() && label_[row] && !nonum_[row];
1410 // if there is an argument, find the corresponding label, else
1411 // check whether there is at least one label.
1412 for (row_type row = 0; row != nrows(); ++row) {
1413 if (!nonum_[row] && label_[row] &&
1414 (cmd.argument().empty() || label(row) == cmd.argument())) {
1420 status.setEnabled(enabled);
1424 case LFUN_INSET_INSERT:
1425 if (cmd.getArg(0) == "label") {
1426 status.setEnabled(type_ != hullSimple);
1429 return InsetMathGrid::getStatus(cur, cmd, status);
1431 case LFUN_TABULAR_FEATURE: {
1432 istringstream is(to_utf8(cmd.argument()));
1436 && (s == "append-row"
1437 || s == "delete-row"
1438 || s == "copy-row")) {
1439 status.message(bformat(
1440 from_utf8(N_("Can't change number of rows in '%1$s'")),
1442 status.setEnabled(false);
1446 && (s == "append-column"
1447 || s == "delete-column"
1448 || s == "copy-column")) {
1449 status.message(bformat(
1450 from_utf8(N_("Can't change number of columns in '%1$s'")),
1452 status.setEnabled(false);
1455 if ((type_ == hullSimple
1456 || type_ == hullEquation
1457 || type_ == hullNone) &&
1458 (s == "add-hline-above" || s == "add-hline-below")) {
1459 status.message(bformat(
1460 from_utf8(N_("Can't add horizontal grid lines in '%1$s'")),
1462 status.setEnabled(false);
1465 if (s == "add-vline-left" || s == "add-vline-right") {
1466 status.message(bformat(
1467 from_utf8(N_("Can't add vertical grid lines in '%1$s'")),
1469 status.setEnabled(false);
1472 if (s == "valign-top" || s == "valign-middle"
1473 || s == "valign-bottom" || s == "align-left"
1474 || s == "align-center" || s == "align-right") {
1475 status.setEnabled(false);
1478 return InsetMathGrid::getStatus(cur, cmd, status);
1482 return InsetMathGrid::getStatus(cur, cmd, status);
1485 // This cannot really happen, but inserted to shut-up gcc
1486 return InsetMathGrid::getStatus(cur, cmd, status);
1490 /////////////////////////////////////////////////////////////////////
1494 // simply scrap this function if you want
1495 void InsetMathHull::mutateToText()
1498 // translate to latex
1500 latex(os, false, false);
1501 string str = os.str();
1504 Text * lt = view_->cursor().innerText();
1505 string::const_iterator cit = str.begin();
1506 string::const_iterator end = str.end();
1507 for (; cit != end; ++cit)
1508 view_->getIntl()->getTransManager().TranslateAndInsert(*cit, lt);
1511 //dispatch(LFUN_ESCAPE);
1516 void InsetMathHull::handleFont(Cursor & cur, docstring const & arg,
1517 docstring const & font)
1519 // this whole function is a hack and won't work for incremental font
1522 if (cur.inset().asInsetMath()->name() == font)
1523 cur.handleFont(to_utf8(font));
1525 cur.handleNest(createInsetMath(font));
1531 void InsetMathHull::handleFont2(Cursor & cur, docstring const & arg)
1536 font.fromString(to_utf8(arg), b);
1537 if (font.fontInfo().color() != Color_inherit) {
1538 MathAtom at = MathAtom(new InsetMathColor(true, font.fontInfo().color()));
1539 cur.handleNest(at, 0);
1544 void InsetMathHull::edit(Cursor & cur, bool front, EntryDirection entry_from)
1547 bool enter_front = (entry_from == Inset::ENTRY_DIRECTION_LEFT ||
1548 (entry_from == Inset::ENTRY_DIRECTION_IGNORE && front));
1549 enter_front ? idxFirst(cur) : idxLast(cur);
1550 // The inset formula dimension is not necessarily the same as the
1551 // one of the instant preview image, so we have to indicate to the
1552 // BufferView that a metrics update is needed.
1553 cur.updateFlags(Update::Force);
1557 docstring InsetMathHull::editMessage() const
1559 return _("Math editor mode");
1563 void InsetMathHull::revealCodes(Cursor & cur) const
1565 if (!cur.inMathed())
1567 odocstringstream os;
1569 cur.message(os.str());
1571 // write something to the minibuffer
1572 // translate to latex
1576 string str = os.str();
1578 string::size_type pos = 0;
1580 for (string::iterator it = str.begin(); it != str.end(); ++it) {
1583 else if (*it == '\0') {
1585 pos = it - str.begin();
1591 res = res.substr(pos - 30);
1592 if (res.size() > 60)
1593 res = res.substr(0, 60);
1599 InsetCode InsetMathHull::lyxCode() const
1605 /////////////////////////////////////////////////////////////////////
1609 bool InsetMathHull::searchForward(BufferView * bv, string const & str,
1612 // FIXME: completely broken
1613 static InsetMathHull * lastformula = 0;
1614 static CursorBase current = DocIterator(ibegin(nucleus()));
1616 static string laststr;
1618 if (lastformula != this || laststr != str) {
1619 //lyxerr << "reset lastformula to " << this << endl;
1622 current = ibegin(nucleus());
1624 mathed_parse_cell(ar, str);
1628 //lyxerr << "searching '" << str << "' in " << this << ar << endl;
1630 for (DocIterator it = current; it != iend(nucleus()); increment(it)) {
1631 CursorSlice & top = it.back();
1632 MathData const & a = top.asInsetMath()->cell(top.idx_);
1633 if (a.matchpart(ar, top.pos_)) {
1634 bv->cursor().setSelection(it, ar.size());
1636 top.pos_ += ar.size();
1642 //lyxerr << "not found!" << endl;
1649 void InsetMathHull::write(ostream & os) const
1651 odocstringstream oss;
1652 WriteStream wi(oss, false, false, false);
1655 os << to_utf8(oss.str());
1659 void InsetMathHull::read(Lexer & lex)
1662 mathed_parse_normal(at, lex);
1663 operator=(*at->asHullInset());
1667 bool InsetMathHull::readQuiet(Lexer & lex)
1670 bool result = mathed_parse_normal(at, lex, Parse::QUIET);
1671 operator=(*at->asHullInset());
1676 int InsetMathHull::plaintext(odocstream & os, OutputParams const & runparams) const
1678 if (0 && display()) {
1682 TextPainter tpain(dim.width(), dim.height());
1683 drawT(tpain, 0, dim.ascent());
1685 // reset metrics cache to "real" values
1687 return tpain.textheight();
1689 odocstringstream oss;
1690 WriteStream wi(oss, false, true, false, runparams.encoding);
1693 docstring const str = oss.str();
1700 int InsetMathHull::docbook(odocstream & os, OutputParams const & runparams) const
1705 if (getType() == hullSimple)
1706 name = from_ascii("inlineequation");
1708 name = from_ascii("informalequation");
1710 docstring bname = name;
1711 if (!label(0).empty())
1712 bname += " id='" + sgml::cleanID(buffer(), runparams, label(0)) + "'";
1714 ++ms.tab(); ms.cr(); ms.os() << '<' << bname << '>';
1716 odocstringstream ls;
1717 if (runparams.flavor == OutputParams::XML) {
1718 ms << MTag("alt role='tex' ");
1719 // Workaround for db2latex: db2latex always includes equations with
1720 // \ensuremath{} or \begin{display}\end{display}
1721 // so we strip LyX' math environment
1722 WriteStream wi(ls, false, false, false, runparams.encoding);
1723 InsetMathGrid::write(wi);
1724 ms << from_utf8(subst(subst(to_utf8(ls.str()), "&", "&"), "<", "<"));
1729 InsetMathGrid::mathmlize(ms);
1732 ms << MTag("alt role='tex'");
1733 res = latex(ls, runparams);
1734 ms << from_utf8(subst(subst(to_utf8(ls.str()), "&", "&"), "<", "<"));
1738 ms << from_ascii("<graphic fileref=\"eqn/");
1739 if (!label(0).empty())
1740 ms << sgml::cleanID(buffer(), runparams, label(0));
1742 ms << sgml::uniqueID(from_ascii("anon"));
1744 if (runparams.flavor == OutputParams::XML)
1745 ms << from_ascii("\"/>");
1747 ms << from_ascii("\">");
1749 ms.cr(); --ms.tab(); ms.os() << "</" << name << '>';
1751 return ms.line() + res;
1755 void InsetMathHull::textString(odocstream & os) const
1757 plaintext(os, OutputParams(0));
1761 docstring InsetMathHull::contextMenu(BufferView const &, int, int) const
1763 return from_ascii("context-math");