* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
- * \author André Pönitz
+ * \author André Pönitz
*
* Full author contact details are available in file CREDITS.
*/
#include "LaTeXFeatures.h"
+using namespace std;
namespace lyx {
-using std::string;
-using std::auto_ptr;
-
-InsetMathXArrow::InsetMathXArrow(docstring const & name)
- : InsetMathFracBase(), name_(name)
+InsetMathXArrow::InsetMathXArrow(Buffer * buf, docstring const & name)
+ : InsetMathFracBase(buf), name_(name)
{}
-auto_ptr<InsetBase> InsetMathXArrow::doClone() const
+Inset * InsetMathXArrow::clone() const
{
- return auto_ptr<InsetBase>(new InsetMathXArrow(*this));
+ return new InsetMathXArrow(*this);
}
-bool InsetMathXArrow::metrics(MetricsInfo & mi, Dimension & dim) const
+void InsetMathXArrow::metrics(MetricsInfo & mi, Dimension & dim) const
{
ScriptChanger dummy(mi.base);
- cell(0).metrics(mi);
- cell(1).metrics(mi);
- dim.wid = std::max(cell(0).width(), cell(1).width()) + 10;
- dim.asc = cell(0).height() + 10;
- dim.des = cell(1).height();
+ Dimension dim0;
+ cell(0).metrics(mi, dim0);
+ Dimension dim1;
+ cell(1).metrics(mi, dim1);
+ dim.wid = max(dim0.width(), dim1.width()) + 10;
+ dim.asc = dim0.height() + 10;
+ dim.des = dim1.height();
metricsMarkers(dim);
- if (dim_ == dim)
- return false;
- dim_ = dim;
- return true;
}
{
ScriptChanger dummy(pi.base);
cell(0).draw(pi, x + 5, y - 10);
- cell(1).draw(pi, x + 5, y + cell(1).height());
- mathed_draw_deco(pi, x + 1, y - 7, width() - 2, 5, name_);
+ Dimension const & dim1 = cell(1).dimension(*pi.base.bv);
+ cell(1).draw(pi, x + 5, y + dim1.height());
+ Dimension const dim = dimension(*pi.base.bv);
+ mathed_draw_deco(pi, x + 1, y - 7, dim.wid - 2, 5, name_);
drawMarkers(pi, x, y);
}
void InsetMathXArrow::write(WriteStream & os) const
{
+ MathEnsurer ensurer(os);
os << '\\' << name_;
if (cell(1).size())
os << '[' << cell(1) << ']';
}
+void InsetMathXArrow::mathmlize(MathStream & ms) const
+{
+ char const * const arrow = name_ == "xleftarrow"
+ ? "←" : "→";
+ ms << "<munderover accent='false' accentunder='false'>"
+ << arrow << cell(1) << cell(0)
+ << "</munderover>";
+}
+
+
void InsetMathXArrow::validate(LaTeXFeatures & features) const
{
features.require("amsmath");