void InsetMathBinom::htmlize(HtmlStream & os) const
{
char ldelim = ' ';
char rdelim = ' ';
switch (kind_) {
case BINOM:
case TBINOM:
case DBINOM:
case CHOOSE:
ldelim = '(';
rdelim = ')';
break;
case BRACE:
ldelim = '{';
rdelim = '}';
break;
case BRACK:
ldelim = '[';
rdelim = ']';
break;
}
os << MTag("span", "class='binomdelim'") << ldelim << ETag("span") << '\n'
<< MTag("span", "class='binom'") << '\n'
<< MTag("span") << cell(0) << ETag("span") << '\n'
<< MTag("span") << cell(1) << ETag("span") << '\n'
<< ETag("span") << '\n'
<< MTag("span", "class='binomdelim'") << rdelim << ETag("span") << '\n';
}
void InsetMathUnderset::htmlize(HtmlStream & os) const
{
os << MTag("span", "class='underset'")
<< MTag("span") << cell(0) << ETag("span")
<< MTag("span", "class='bottom'") << cell(1) << ETag("span")
<< ETag("span");
}
void InsetMathFrac::mathmlize(MathStream & os) const
{
os << MTag("mfrac")
<< MTag("mrow") << cell(0) << ETag("mrow")
<< MTag("mrow") << cell(1) << ETag("mrow")
<< ETag("mfrac");
}
void InsetMathFrac::htmlize(HtmlStream & os) const
{
os << MTag("span", "class='frac'")
<< MTag("span", "class='numer'") << cell(0) << ETag("span")
<< MTag("span", "class='denom'") << cell(1) << ETag("span")
<< ETag("span");
}
void InsetMathMatrix::htmlize(HtmlStream & os) const
{
os << MTag("table", "class='matrix'") << '\n';
// we do not print the delimiters but instead try to hack them
string const rows = convert<string>(nrows());
string const lattrib =
"class='ldelim' rowspan='" + rows + "'";
string const rattrib =
"class='rdelim' rowspan='" + rows + "'";
for (row_type row = 0; row < nrows(); ++row) {
os << MTag("tr") << '\n';
if (row == 0)
os << MTag("td", lattrib) << ETag("td") << '\n';
for (col_type col = 0; col < ncols(); ++col) {
idx_type const i = index(row, col);
if (cellinfo_[i].multi_ != CELL_PART_OF_MULTICOLUMN) {
col_type const cellcols = ncellcols(i);
ostringstream attr;
if (cellcols > 1)
attr << "colspan='" << cellcols
<< '\'';
os << MTag("td", attr.str()) << cell(i)
<< ETag("td") << '\n';
}
}
if (row == 0)
os << MTag("td", rattrib) << ETag("td") << '\n';
os << ETag("tr") << '\n';
}
os << ETag("table") << '\n';
}
void InsetMathSqrt::htmlize(HtmlStream & os) const
{
os << MTag("span", "class='sqrt'")
<< from_ascii("√")
<< MTag("span", "class='sqrtof'") << cell(0) << ETag("span")
<< ETag("span");
}
void InsetMathXArrow::htmlize(HtmlStream & os) const
{
char const * const arrow = name_ == "xleftarrow"
? "←" : "→";
os << MTag("span", "class='xarrow'")
<< MTag("span", "class='xatop'") << cell(0) << ETag("span")
<< MTag("span", "class='xabottom'") << arrow << ETag("span")
<< ETag("span");
}
void InsetMathChar::htmlize(HtmlStream & ms) const
{
std::string entity;
switch (char_) {
case '<': entity = "<"; break;
case '>': entity = ">"; break;
case '&': entity = "&"; break;
case ' ': entity = " "; break;
default: break;
}
bool have_entity = !entity.empty();
if (ms.inText()) {
if (have_entity)
ms << from_ascii(entity);
else
ms.os().put(char_);
return;
}
if (have_entity) {
// an operator, so give some space
ms << ' ' << from_ascii(entity) << ' ';
return;
}
if (isalpha(char_) || Encodings::isMathAlpha(char_))
// we don't use MTag and ETag because we do not want the spacing
ms << MTag("i") << char_type(char_) << ETag("i");
else
// an operator, so give some space
ms << " " << char_type(char_) << " ";
}
void InsetMathEnsureMath::mathmlize(MathStream & os) const
{
SetMode mathmode(os, false);
os << MTag("mstyle", "class='math'")
<< cell(0)
<< ETag("mstyle");
}
void InsetMathEnsureMath::htmlize(HtmlStream & os) const
{
SetHTMLMode mathmode(os, false);
os << MTag("span", "class='math'")
<< cell(0)
<< ETag("span");
}
void InsetMathXArrow::htmlize(HtmlStream & os) const
{
char const * arrow;
if (name_ == "xleftarrow")
arrow = "←";
else if (name_ == "xrightarrow")
arrow = "→";
else if (name_ == "xhookleftarrow")
arrow = "↩";
else if (name_ == "xhookrightarrow")
arrow = "↪";
else if (name_ == "xLeftarrow")
arrow = "⇐";
else if (name_ == "xRightarrow")
arrow = "⇒";
else if (name_ == "xleftrightarrow")
arrow = "↔";
else if (name_ == "xLeftrightarrow")
arrow = "⇔";
else if (name_ == "xleftharpoondown")
arrow = "↽";
else if (name_ == "xleftharpoonup")
arrow = "↼";
else if (name_ == "xleftrightharpoons")
arrow = "⇋";
else if (name_ == "xrightharpoondown")
arrow = "⇁";
else if (name_ == "xrightharpoonup")
arrow = "⇀";
else if (name_ == "xrightleftharpoons")
arrow = "⇌";
else if (name_ == "xmapsto")
arrow = "↦";
else {
lyxerr << "htmlize conversion for '" << name_ << "' not implemented" << endl;
LASSERT(false, arrow = "→");
}
os << MTag("span", "class='xarrow'")
<< MTag("span", "class='xatop'") << cell(0) << ETag("span")
<< MTag("span", "class='xabottom'") << arrow << ETag("span")
<< ETag("span");
}
void InsetMathBig::htmlize(HtmlStream & os) const
{
std::string name;
switch (size()) {
case 0: case 1: name = "big"; break;
case 2: case 3: name = "bigg"; break;
case 4: case 5: name = "biggg"; break;
default: name = "big"; break;
}
os << MTag("span", "class='" + name + "symbol'");
if (delim_ == "(" || delim_ == ")"
|| delim_ == "[" || delim_ == "]"
|| delim_ == "|" || delim_ == "/")
os << delim_;
else if (delim_ == "\\{" || delim_ == "\\lbrace")
os << "{";
else if (delim_ == "\\}" || delim_ == "\\rbrace")
os << "}";
else if (delim_ == "\\slash")
os << "/";
else if (delim_ == "\\|" || delim_ == "\\vert")
os << "|";
else if (delim_ == "\\Vert")
os << "∥";
else if (delim_ == "\\\\" || delim_ == "\\backslash")
os <<" \\";
else if (delim_ == "\\langle")
os << "<";
else if (delim_ == "\\rangle")
os << ">";
else if (delim_ == "\\lceil")
os << "⌈";
else if (delim_ == "\\rceil")
os << "⌉";
else if (delim_ == "\\lfloor")
os << "⌊";
else if (delim_ == "\\rfloor")
os << "⌋";
else if (delim_ == "\\downarrow")
os << "↓";
else if (delim_ == "\\uparrow")
os << "↑";
else if (delim_ == "\\Downarrow")
os << "⇓";
else if (delim_ == "\\Uparrow")
os << "⇑";
else if (delim_ == "\\updownarrow")
os << "↕";
else if (delim_ == "\\Updownarrow")
os << "⇕";
os << ETag("span");
}
void InsetMathMatrix::mathmlize(MathStream & os) const
{
os << "<mo form='prefix' fence='true' stretchy='true' symmetric='true' lspace='thinmathspace'>"
<< left_ << "</mo>";
os << MTag("mtable");
for (row_type row = 0; row < nrows(); ++row) {
os << MTag("mtr");
for (col_type col = 0; col < ncols(); ++col) {
idx_type const i = index(row, col);
if (cellinfo_[i].multi_ != CELL_PART_OF_MULTICOLUMN) {
col_type const cellcols = ncellcols(i);
ostringstream attr;
if (cellcols > 1)
attr << "columnspan='" << cellcols << '\'';
os << MTag("mtd", attr.str()) << cell(i) << ETag("mtd");
}
}
os << ETag("mtr");
}
os << ETag("mtable");
os << "<mo form='postfix' fence='true' stretchy='true' symmetric='true' lspace='thinmathspace'>"
<< right_ << "</mo>";
}
// From the MathML documentation:
// MathML uses two attributes, displaystyle and scriptlevel, to control
// orthogonal presentation features that TeX encodes into one "style"
// attribute with values \displaystyle, \textstyle, \scriptstyle, and
// \scriptscriptstyle. The corresponding values of displaystyle and scriptlevel
// for those TeX styles would be "true" and "0", "false" and "0", "false" and "1",
// and "false" and "2", respectively.
void InsetMathSize::mathmlize(MathStream & ms) const
{
string const & name = to_utf8(key_->name);
bool dispstyle = (name == "displaystyle");
int scriptlevel = 0;
if (name == "scriptstyle")
scriptlevel = 1;
else if (name == "scriptscriptstyle")
scriptlevel = 2;
stringstream attrs;
attrs << "displaystyle='" << (dispstyle ? "true" : "false")
<< "' scriptlevel='" << scriptlevel << "'";
ms << MTag("mstyle", attrs.str()) << ">"
<< cell(0) << ETag("mstyle");
}
void InsetMathBrace::mathmlize(MathStream & os) const
{
os << MTag("mrow") << cell(0) << ETag("mrow");
}
void InsetMathComment::mathmlize(MathStream & os) const
{
os << MTag("comment") << cell(0) << ETag("comment");
}
void InsetMathSize::htmlize(HtmlStream & os) const
{
string const & name = to_utf8(key_->name);
os << MTag("span", "class='" + name + "'")
<< cell(0) << ETag("span");
}
void InsetMathSqrt::mathmlize(MathStream & os) const
{
os << MTag("msqrt") << cell(0) << ETag("msqrt");
}
