-#include <config.h>
-
#ifdef __GNUG__
#pragma implementation
#endif
+#include <vector>
+
#include "math_matrixinset.h"
+#include "support.h"
#include "debug.h"
#include "support/LOstream.h"
#include "Painter.h"
#include "LaTeXFeatures.h"
-LyXFont WhichFont(short type, int size);
-
namespace {
-string getAlign(short int type, int cols)
-{
- string align;
- switch (type) {
- case LM_OT_ALIGN:
- for (int i = 0; i < cols; ++i)
- align += "Rl";
- break;
+ int getCols(MathInsetTypes type)
+ {
+ switch (type) {
+ case LM_OT_EQNARRAY:
+ return 3;
+ case LM_OT_ALIGN:
+ case LM_OT_ALIGNAT:
+ case LM_OT_XALIGNAT:
+ case LM_OT_XXALIGNAT:
+ return 2;
+ default:;
+ }
+ return 1;
+ }
- case LM_OT_ALIGNAT:
- for (int i = 0; i < cols; ++i)
- align += "rl";
- break;
- case LM_OT_MULTLINE:
- align = "C";
- break;
+ // returns position of first relation operator in the array
+ // used for "intelligent splitting"
+ int firstRelOp(MathArray const & ar)
+ {
+ for (MathArray::const_iterator it = ar.begin(); it != ar.end(); ++it)
+ if ((*it)->isRelOp())
+ return it - ar.begin();
+ return ar.size();
+ }
- default:
- align = "rcl";
- break;
+
+ char const * star(bool numbered)
+ {
+ return numbered ? "" : "*";
}
- return align;
-}
+ MathInsetTypes typecode(string const & s)
+ {
+ if (s == "equation") return LM_OT_EQUATION;
+ if (s == "display") return LM_OT_EQUATION;
+ if (s == "eqnarray") return LM_OT_EQNARRAY;
+ if (s == "align") return LM_OT_ALIGN;
+ if (s == "alignat") return LM_OT_ALIGNAT;
+ if (s == "xalignat") return LM_OT_XALIGNAT;
+ if (s == "xxalignat") return LM_OT_XXALIGNAT;
+ if (s == "multline") return LM_OT_MULTLINE;
+ if (s == "gather") return LM_OT_GATHER;
+ return LM_OT_SIMPLE;
+ }
+
+
+ string normalName(MathInsetTypes t)
+ {
+ switch (t) {
+ case LM_OT_EQUATION: return "equation";
+ case LM_OT_EQNARRAY: return "eqnarray";
+ case LM_OT_ALIGN: return "align";
+ case LM_OT_ALIGNAT: return "alignat";
+ case LM_OT_XALIGNAT: return "xalignat";
+ case LM_OT_XXALIGNAT: return "xxalignat";
+ case LM_OT_MULTLINE: return "multline";
+ case LM_OT_GATHER: return "gather";
+ case LM_OT_SIMPLE: return "simple";
+ default: break;
+ }
+ return "unknown";
+ }
-string star(bool n)
+} // end anon namespace
+
+
+MathMatrixInset::MathMatrixInset()
+ : MathGridInset(1, 1), objtype_(LM_OT_SIMPLE), nonum_(1), label_(1)
{
- return n ? "" : "*";
+ setDefaults();
}
-int getCols(short int type)
+
+MathMatrixInset::MathMatrixInset(MathInsetTypes t)
+ : MathGridInset(getCols(t), 1), objtype_(t), nonum_(1), label_(1)
{
- int col;
- switch (type) {
- case LM_OT_EQNARRAY:
- col = 3;
- break;
+ setDefaults();
+}
- case LM_OT_ALIGN:
- case LM_OT_ALIGNAT:
- col = 2;
- break;
- default:
- col = 1;
- }
- return col;
+MathMatrixInset::MathMatrixInset(MathInsetTypes t, col_type cols)
+ : MathGridInset(cols, 1), objtype_(t), nonum_(1), label_(1)
+{
+ setDefaults();
}
+
+MathInset * MathMatrixInset::clone() const
+{
+ return new MathMatrixInset(*this);
}
-MathMatrixInset::MathMatrixInset(MathInsetTypes t)
- : MathGridInset(getCols(t), 1, "formula", t), nonum_(1), label_(1)
-{}
+char MathMatrixInset::defaultColAlign(col_type col)
+{
+ switch (getType()) {
+ case LM_OT_ALIGN:
+ case LM_OT_ALIGNAT:
+ case LM_OT_XALIGNAT:
+ case LM_OT_XXALIGNAT:
+ return "rl"[col & 1];
+ case LM_OT_EQNARRAY:
+ return "rcl"[col];
+ default:;
+ }
+ return 'c';
+}
-MathMatrixInset::MathMatrixInset()
- : MathGridInset(1, 1, "formula", LM_OT_SIMPLE), nonum_(1), label_(1)
-{}
-MathInset * MathMatrixInset::Clone() const
+int MathMatrixInset::defaultColSpace(col_type col)
{
- return new MathMatrixInset(*this);
+ switch (getType()) {
+ case LM_OT_ALIGN:
+ case LM_OT_ALIGNAT:
+ return 0;
+ case LM_OT_XALIGNAT:
+ return (col & 1) ? 20 : 0;
+ case LM_OT_XXALIGNAT:
+ return (col & 1) ? 40 : 0;
+ default:;
+ }
+ return 10;
}
-void MathMatrixInset::Metrics(MathStyles st)
+void MathMatrixInset::metrics(MathMetricsInfo const & mi) const
{
- size_ = st;
- //LyXFont wfont = WhichFont(LM_TC_BF, size());
- //wfont.setLatex(LyXFont::OFF);
+ mi_ = mi;
+ mi_.style = (getType() == LM_OT_SIMPLE) ? LM_ST_TEXT : LM_ST_DISPLAY;
// let the cells adjust themselves
- MathGridInset::Metrics(st);
+ MathGridInset::metrics(mi_);
if (display()) {
ascent_ += 12;
if (numberedType()) {
int l = 0;
- for (int row = 0; row < nrows(); ++row)
- l = max(l, mathed_string_width(LM_TC_TEXTRM, size(), nicelabel(row)));
+ for (row_type row = 0; row < nrows(); ++row)
+ l = std::max(l, mathed_string_width(LM_TC_BF, mi_, nicelabel(row)));
if (l)
width_ += 30 + l;
}
-
-/*
- {
- cxrow->setBaseline((cxrow == row_.begin()) ?
- cxrow->ascent() :
- cxrow->ascent() + cprow->descent()
- + MATH_ROWSEP + cprow->getBaseline());
- h += cxrow->ascent() + cxrow->descent() + MATH_ROWSEP;
- cprow = cxrow;
- }
-
- int const hl = descent();
- h -= MATH_ROWSEP;
-
- // Compute vertical align
- switch (v_align_) {
- case 't':
- ascent = row_.begin()->getBaseline();
- break;
- case 'b':
- ascent = h - hl;
- break;
- default:
- ascent = row_.begin().is_last() ? h / 2 : h - hl;
- break;
- }
- descent = h - ascent + 2;
-
- // Increase ws_[i] for 'R' columns (except the first one)
- for (int i = 1; i < nc_; ++i)
- if (h_align_[i] == 'R')
- ws_[i] += 10 * df_width;
- // Increase ws_[i] for 'C' column
- if (h_align_[0] == 'C')
- if (ws_[0] < 7 * workwidth / 8)
- ws_[0] = 7 * workwidth / 8;
-
-*/
+ // make it at least as high as the current font
+ int asc = 0;
+ int des = 0;
+ math_font_max_dim(LM_TC_TEXTRM, mi_, asc, des);
+ ascent_ = std::max(ascent_, asc);
+ descent_ = std::max(descent_, des);
}
-void MathMatrixInset::draw(Painter & pain, int x, int y)
-{
- xo(x);
- yo(y);
+void MathMatrixInset::draw(Painter & pain, int x, int y) const
+{
MathGridInset::draw(pain, x, y);
if (numberedType()) {
- LyXFont wfont = WhichFont(LM_TC_BF, size());
- wfont.setLatex(LyXFont::OFF);
- int xx = x + colinfo_.back().offset_ + colinfo_.back().width_ + 20;
- for (int row = 0; row < nrows(); ++row)
- pain.text(xx, y + rowinfo_[row].offset_, nicelabel(row), wfont);
+ 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_;
+ drawStr(pain, LM_TC_BF, mi_, xx, yy, nicelabel(row));
+ }
}
}
-void MathMatrixInset::Write(std::ostream & os, bool fragile) const
+void MathMatrixInset::write(MathWriteInfo & os) const
{
- header_write(os);
+ header_write(os.os);
bool n = numberedType();
- for (int row = 0; row < nrows(); ++row) {
- if (row)
- os << " \\\\\n";
- for (int col = 0; col < ncols(); ++col) {
- if (col)
- os << " & ";
- cell(index(row, col)).Write(os, fragile);
- }
+ 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);
}
- footer_write(os);
+ footer_write(os.os);
}
-string MathMatrixInset::label(int row) const
+void MathMatrixInset::writeNormal(std::ostream & os) const
+{
+ os << "[formula " << normalName(getType()) << " ";
+ MathGridInset::writeNormal(os);
+ os << "] ";
+}
+
+
+
+string MathMatrixInset::label(row_type row) const
{
return label_[row];
}
-void MathMatrixInset::label(int row, string const & label)
+
+void MathMatrixInset::label(row_type row, string const & label)
{
label_[row] = label;
}
-void MathMatrixInset::numbered(int row, bool num)
+void MathMatrixInset::numbered(row_type row, bool num)
{
nonum_[row] = !num;
}
-bool MathMatrixInset::numbered(int row) const
+bool MathMatrixInset::numbered(row_type row) const
{
return !nonum_[row];
}
bool MathMatrixInset::ams() const
{
return true;
+
+ return
+ objtype_ == LM_OT_ALIGN ||
+ objtype_ == LM_OT_MULTLINE ||
+ objtype_ == LM_OT_GATHER ||
+ objtype_ == LM_OT_ALIGNAT ||
+ objtype_ == LM_OT_XALIGNAT ||
+ objtype_ == LM_OT_XXALIGNAT;
}
bool MathMatrixInset::display() const
{
- return GetType() != LM_OT_SIMPLE;
+ return getType() != LM_OT_SIMPLE;
}
-vector<string> const MathMatrixInset::getLabelList() const
+std::vector<string> const MathMatrixInset::getLabelList() const
{
std::vector<string> res;
- for (int row = 0; row < nrows(); ++row)
+ for (row_type row = 0; row < nrows(); ++row)
if (!label_[row].empty() && nonum_[row] != 1)
res.push_back(label_[row]);
return res;
bool MathMatrixInset::numberedType() const
{
- if (GetType() == LM_OT_SIMPLE)
+ if (getType() == LM_OT_SIMPLE || getType() == LM_OT_XXALIGNAT)
return false;
- for (int row = 0; row < nrows(); ++row)
+ for (row_type row = 0; row < nrows(); ++row)
if (!nonum_[row])
return true;
return false;
}
-void MathMatrixInset::Validate(LaTeXFeatures & features)
+void MathMatrixInset::validate(LaTeXFeatures & features) const
{
features.amsstyle = ams();
// Validation is necessary only if not using AMS math.
- // To be safe, we will always run mathedValidate.
+ // To be safe, we will always run mathedvalidate.
//if (features.amsstyle)
// return;
- //Validate1(features);
-
features.boldsymbol = true;
- features.binom = true;
-}
-
-/*
-void MathMatrixInset::Validate1(LaTeXFeatures & features)
-{
- MathIter it(cell());
-
- while (it.OK() && !(features.binom && features.boldsymbol)) {
- MathInset * p = it.GetInset();
- if (p) {
- p = it.GetActiveInset();
- if (p) {
- if (!features.binom && p->GetType() == LM_OT_MACRO &&
- p->name() == "binom") {
- features.binom = true;
- } else {
- for (int i = 0; i <= p->getMaxArgumentIdx(); ++i) {
- p->setArgumentIdx(i);
- Validate1(features, p);
- }
- }
- } else {
- if (!features.boldsymbol && p->name() == "boldsymbol")
- features.boldsymbol = true;
- }
- }
- it.Next();
- }
+ //features.binom = true;
+
+ MathNestInset::validate(features);
}
-*/
-void MathMatrixInset::header_write(ostream & os) const
+void MathMatrixInset::header_write(std::ostream & os) const
{
bool n = numberedType();
- switch (GetType()) {
+ switch (getType()) {
case LM_OT_SIMPLE:
- os << "\\(";
+ os << '$';
+ if (cell(0).empty())
+ os << ' ';
break;
case LM_OT_EQUATION:
break;
case LM_OT_ALIGN:
- os << "\\begin{align" << star(n) << "}";
+ os << "\\begin{align" << star(n) << "}\n";
break;
case LM_OT_ALIGNAT:
- os << "\\begin{alignat" << star(n) << "}"
- << "{" << ncols()/2 << "}\n";
+ os << "\\begin{alignat" << star(n) << "}" << "{" << ncols()/2 << "}\n";
+ break;
+
+ case LM_OT_XALIGNAT:
+ os << "\\begin{xalignat" << star(n) << "}" << "{" << ncols()/2 << "}\n";
+ break;
+
+ case LM_OT_XXALIGNAT:
+ os << "\\begin{xxalignat}" << "{" << ncols()/2 << "}\n";
+ break;
+
+ case LM_OT_MULTLINE:
+ os << "\\begin{multline}\n";
+ break;
+
+ case LM_OT_GATHER:
+ os << "\\begin{gather}\n";
break;
+
+ default:
+ os << "\\begin{unknown" << star(n) << "}";
}
}
-void MathMatrixInset::footer_write(ostream & os) const
+void MathMatrixInset::footer_write(std::ostream & os) const
{
bool n = numberedType();
- switch (GetType()) {
+ switch (getType()) {
case LM_OT_SIMPLE:
- os << "\\)";
+ os << '$';
break;
case LM_OT_EQUATION:
break;
case LM_OT_EQNARRAY:
- os << "\\end{eqnarray" << star(n) << "}\n";
+ os << "\n\\end{eqnarray" << star(n) << "}\n";
break;
case LM_OT_ALIGN:
- os << "\\end{align" << star(n) << "}\n";
+ os << "\n\\end{align" << star(n) << "}\n";
break;
case LM_OT_ALIGNAT:
- os << "\\end{alignat" << star(n) << "}\n";
+ os << "\n\\end{alignat" << star(n) << "}\n";
+ break;
+
+ case LM_OT_XALIGNAT:
+ os << "\n\\end{xalignat" << star(n) << "}\n";
+ break;
+
+ case LM_OT_XXALIGNAT:
+ os << "\n\\end{xxalignat}\n";
+ break;
+
+ case LM_OT_MULTLINE:
+ os << "\n\\end{multline}\n";
+ break;
+
+ case LM_OT_GATHER:
+ os << "\n\\end{gather}\n";
break;
+
+ default:
+ os << "\\end{unknown" << star(n) << "}";
}
}
-void MathMatrixInset::addRow(int row)
+void MathMatrixInset::addRow(row_type row)
{
nonum_.insert(nonum_.begin() + row + 1, !numberedType());
label_.insert(label_.begin() + row + 1, string());
MathGridInset::addRow(row);
}
+
void MathMatrixInset::appendRow()
{
nonum_.push_back(!numberedType());
}
-void MathMatrixInset::delRow(int row)
+void MathMatrixInset::delRow(row_type row)
{
MathGridInset::delRow(row);
nonum_.erase(nonum_.begin() + row);
label_.erase(label_.begin() + row);
}
-void MathMatrixInset::addCol(int col)
+
+void MathMatrixInset::addCol(col_type col)
{
- switch (GetType()) {
+ switch (getType()) {
case LM_OT_EQUATION:
mutate(LM_OT_EQNARRAY);
break;
break;
case LM_OT_ALIGN:
+ mutate(LM_OT_ALIGNAT);
+ addCol(col);
+ break;
+
case LM_OT_ALIGNAT:
+ case LM_OT_XALIGNAT:
+ case LM_OT_XXALIGNAT:
MathGridInset::addCol(col);
- halign(col, 'l');
- MathGridInset::addCol(col);
- halign(col, 'r');
+ MathGridInset::addCol(col + 1);
break;
default:
}
}
-void MathMatrixInset::delCol(int col)
+
+void MathMatrixInset::delCol(col_type col)
{
- switch (GetType()) {
- case LM_OT_ALIGN:
+ switch (getType()) {
+ case LM_OT_ALIGNAT:
+ case LM_OT_XALIGNAT:
+ case LM_OT_XXALIGNAT:
+ MathGridInset::delCol(col + 1);
MathGridInset::delCol(col);
break;
-
default:
break;
}
}
-void MathMatrixInset::breakLine()
-{
- if (GetType() == LM_OT_SIMPLE || GetType() == LM_OT_EQUATION)
- mutate(LM_OT_EQNARRAY);
- addRow(nrows() - 1);
-}
-
-
-void MathMatrixInset::splitCell(int idx)
-{
- if (idx == nargs() - 1) {
- lyxerr << "can't split last cell\n";
- return;
- }
-
- lyxerr << "unimplemented\n";
-}
-
-string MathMatrixInset::nicelabel(int row) const
+string MathMatrixInset::nicelabel(row_type row) const
{
if (nonum_[row])
return string();
}
-namespace {
- short typecode(string const & s)
- {
- if (s == "equation")
- return LM_OT_EQUATION;
- if (s == "display")
- return LM_OT_EQUATION;
- if (s == "eqnarray")
- return LM_OT_EQNARRAY;
- if (s == "align")
- return LM_OT_ALIGN;
- if (s == "xalign")
- return LM_OT_XALIGN;
- if (s == "xxalign")
- return LM_OT_XXALIGN;
- if (s == "multline")
- return LM_OT_MULTLINE;
- return LM_OT_SIMPLE;
- }
-}
-
void MathMatrixInset::mutate(string const & newtype)
{
if (newtype == "dump") {
dump();
return;
}
- //lyxerr << "mutating from '" << GetType() << "' to '" << newtype << "'\n";
+ //lyxerr << "mutating from '" << getType() << "' to '" << newtype << "'\n";
mutate(typecode(newtype));
}
+
void MathMatrixInset::glueall()
{
MathArray ar;
- for (int i = 0; i < nargs(); ++i)
+ for (idx_type i = 0; i < nargs(); ++i)
ar.push_back(cell(i));
*this = MathMatrixInset(LM_OT_SIMPLE);
cell(0) = ar;
}
-void MathMatrixInset::mutate(short newtype)
+
+MathInsetTypes MathMatrixInset::getType() const
{
- //lyxerr << "mutating from '" << GetType() << "' to '" << newtype << "'\n";
+ return objtype_;
+}
- if (newtype == GetType())
+
+void MathMatrixInset::setType(MathInsetTypes t)
+{
+ objtype_ = t;
+ setDefaults();
+}
+
+
+
+void MathMatrixInset::mutate(MathInsetTypes newtype)
+{
+ //lyxerr << "mutating from '" << getType() << "' to '" << newtype << "'\n";
+
+ if (newtype == getType())
return;
- switch (GetType()) {
+ switch (getType()) {
case LM_OT_SIMPLE:
- SetType(LM_OT_EQUATION);
- numbered(false);
+ setType(LM_OT_EQUATION);
+ numbered(0, false);
mutate(newtype);
break;
case LM_OT_EQUATION:
switch (newtype) {
case LM_OT_SIMPLE:
- SetType(LM_OT_SIMPLE);
+ setType(LM_OT_SIMPLE);
break;
- case LM_OT_ALIGN:
+ case LM_OT_ALIGN:
+ case LM_OT_ALIGNAT:
+ case LM_OT_XALIGNAT:
+ case LM_OT_XXALIGNAT: {
+
MathGridInset::addCol(1);
- halign("rl");
- SetType(LM_OT_ALIGN);
+
+ // split it "nicely"
+ pos_type pos = firstRelOp(cell(0));
+ cell(1) = cell(0);
+ cell(0).erase(pos, cell(0).size());
+ cell(1).erase(0, pos);
+ setType(LM_OT_ALIGN);
+ mutate(newtype);
break;
+ }
+ case LM_OT_EQNARRAY:
default:
MathGridInset::addCol(1);
MathGridInset::addCol(1);
- halign("rcl");
- SetType(LM_OT_EQNARRAY);
+
+ // split it "nicely" on the firest relop
+ pos_type pos = firstRelOp(cell(0));
+ cell(1) = cell(0);
+ cell(0).erase(pos, cell(0).size());
+ cell(1).erase(0, pos);
+
+ if (cell(1).size()) {
+ cell(2) = cell(1);
+ cell(1).erase(1, cell(1).size());
+ cell(2).erase(0);
+ }
+
+ setType(LM_OT_EQNARRAY);
mutate(newtype);
break;
}
case LM_OT_EQNARRAY:
switch (newtype) {
case LM_OT_SIMPLE:
+ case LM_OT_EQUATION: {
+ // set correct (no)numbering
+ bool allnonum = true;
+ for (row_type row = 0; row < nrows(); ++row) {
+ if (!nonum_[row])
+ allnonum = false;
+ }
+
+ // set first non-empty label
+ string label;
+ for (row_type row = 0; row < nrows(); ++row) {
+ if (!label_[row].empty()) {
+ label = label_[row];
+ break;
+ }
+ }
+
glueall();
- break;
- case LM_OT_EQUATION:
- if (nrows() == 1) {
- MathGridInset::delCol(2);
- MathGridInset::delCol(1);
- SetType(LM_OT_EQUATION);
- mutate(newtype);
- } else
- lyxerr << "need to delete rows first\n";
+ nonum_[0] = allnonum;
+ label_[0] = label;
+ mutate(newtype);
break;
+ }
case LM_OT_ALIGN:
- default:
- for (int row = 0; row < nrows(); ++row) {
- int c = 3 * row + 1;
+ case LM_OT_ALIGNAT:
+ case LM_OT_XALIGNAT:
+ case LM_OT_XXALIGNAT:
+ default: {
+ for (row_type row = 0; row < nrows(); ++row) {
+ idx_type c = 3 * row + 1;
cell(c).push_back(cell(c + 1));
}
MathGridInset::delCol(2);
- SetType(LM_OT_ALIGN);
- halign("rl");
+ setType(LM_OT_ALIGN);
mutate(newtype);
break;
+ }
}
break;
case LM_OT_EQUATION:
case LM_OT_EQNARRAY:
MathGridInset::addCol(1);
- SetType(LM_OT_EQNARRAY);
- halign("lrl");
+ setType(LM_OT_EQNARRAY);
mutate(newtype);
break;
+ case LM_OT_ALIGNAT:
+ case LM_OT_XALIGNAT:
+ case LM_OT_XXALIGNAT:
+ setType(newtype);
+ break;
+
default:
- lyxerr << "mutation from '" << GetType()
+ lyxerr << "mutation from '" << getType()
<< "' to '" << newtype << "' not implemented\n";
break;
}
break;
+ case LM_OT_MULTLINE:
+ switch (newtype) {
+ case LM_OT_GATHER:
+ setType(LM_OT_GATHER);
+ break;
+ default:
+ lyxerr << "mutation from '" << getType()
+ << "' to '" << newtype << "' not implemented\n";
+ break;
+ }
+
+ case LM_OT_GATHER:
+ switch (newtype) {
+ case LM_OT_MULTLINE:
+ setType(LM_OT_MULTLINE);
+ break;
+ default:
+ lyxerr << "mutation from '" << getType()
+ << "' to '" << newtype << "' not implemented\n";
+ break;
+ }
+
default:
- lyxerr << "mutation from '" << GetType()
+ lyxerr << "mutation from '" << getType()
<< "' to '" << newtype << "' not implemented\n";
}
}