}
+Limits InsetMathScript::limits() const
+{
+ if (nuc().empty())
+ return AUTO_LIMITS;
+ else
+ // only the limits status of the last element counts
+ return nuc().back()->limits();
+}
+
+
+void InsetMathScript::limits(Limits lim)
+{
+ if (!nuc().empty())
+ nuc().back()->limits(lim);
+}
+
+
MathClass InsetMathScript::mathClass() const
{
// FIXME: this is a hack, since the class will not be correct if
void InsetMathScript::metrics(MetricsInfo & mi, Dimension & dim) const
{
+ // we store this, because it is much easier
+ has_limits_ = hasLimits(mi.base.font);
+
+ // Compute metrics of the available cells
Dimension dim0;
Dimension dim1;
Dimension dim2;
if (nargs() > 2)
cell(2).metrics(mi, dim2, !has_limits_);
}
- // we store this, because it is much easier
- has_limits_ = hasLimits(mi.base.font);
dim.wid = 0;
BufferView & bv = *mi.base.bv;
bool InsetMathScript::hasLimits(FontInfo const & font) const
{
- if (font.style() != DISPLAY_STYLE)
- return false;
if (nuc().empty())
return false;
Limits const lim = nuc().back()->limits() == AUTO_LIMITS
- ? nuc().back()->defaultLimits() : nuc().back()->limits();
+ ? nuc().back()->defaultLimits(font.style() == DISPLAY_STYLE)
+ : nuc().back()->limits();
LASSERT(lim != AUTO_LIMITS, return false);
return lim == LIMITS;
}
if (up == cell_1_is_up_)
cells_.pop_back();
} else if (nargs() == 3) {
- if (up == true) {
+ if (up) {
swap(cells_[1], cells_[2]);
cell_1_is_up_ = false;
} else {
}
-Inset::idx_type InsetMathScript::idxOfScript(bool up) const
+idx_type InsetMathScript::idxOfScript(bool up) const
{
if (nargs() == 1)
return 0;
}
-void InsetMathScript::write(WriteStream & os) const
+void InsetMathScript::write(TeXMathStream & os) const
{
MathEnsurer ensurer(os);
- if (!nuc().empty())
+ if (!nuc().empty()) {
os << nuc();
- else if (os.firstitem())
+ // Avoid double superscript errors (bug 1633)
+ if (os.latex() && hasUp() && nuc().back()->getChar() == '\'')
+ os << "{}";
+ } else if (os.firstitem())
LYXERR(Debug::MATHED, "suppressing {} when writing");
else
os << "{}";
(up().size() == 1 && up().back()->asBraceInset() &&
up().back()->asBraceInset()->cell(0).empty())))
os << "^ {}";
- else
+ else {
os << "^{" << up() << '}';
+ // Avoid double superscript errors by writing an
+ // empty group {} when a prime immediately follows
+ if (os.latex())
+ os.useBraces(true);
+ }
}
if (lock_ && !os.latex())
}
-void InsetMathScript::mathmlize(MathStream & ms) const
+void InsetMathScript::mathmlize(MathMLStream & ms) const
{
bool d = hasDown() && !down().empty();
bool u = hasUp() && !up().empty();
- // FIXME: the MathStream should be able to give us this information
+ // FIXME: the MathMLStream should be able to give us this information
bool l = has_limits_;
if (u && d)