-#include <config.h>
+/**
+ * \file math_xarrowinset.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author André Pönitz
+ *
+ * Full author contact details are available in file CREDITS.
+ */
-#ifdef __GNUG__
-#pragma implementation
-#endif
+#include <config.h>
#include "math_xarrowinset.h"
-#include "math_support.h"
-#include "math_parser.h"
+#include "math_data.h"
#include "math_mathmlstream.h"
#include "math_streamstr.h"
+#include "math_support.h"
+
+
+using std::string;
+using std::auto_ptr;
MathXArrowInset::MathXArrowInset(string const & name)
- : MathNestInset(1), name_(name)
+ : MathFracbaseInset(), name_(name)
{}
-MathInset * MathXArrowInset::clone() const
-{
- return new MathXArrowInset(*this);
+auto_ptr<InsetBase> MathXArrowInset::clone() const
+{
+ return auto_ptr<InsetBase>(new MathXArrowInset(*this));
}
-void MathXArrowInset::metrics(MathMetricsInfo const & st) const
+void MathXArrowInset::metrics(MetricsInfo & mi, Dimension & dim) const
{
- MathMetricsInfo mi = st;
- smallerStyleScript(mi);
- xcell(0).metrics(mi);
- width_ = xcell(0).width() + 10;
- ascent_ = xcell(0).height() + 10;
- descent_ = 0;
+ 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();
+ dim = dim_;
}
-void MathXArrowInset::draw(Painter & pain, int x, int y) const
-{
- xcell(0).draw(pain, x + 5, y - 10);
- mathed_draw_deco(pain, x + 1, y - 7, width_ - 2, 5, name_);
+void MathXArrowInset::draw(PainterInfo & pi, int x, int y) const
+{
+ 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, pi.width - 2, 5, name_);
}
void MathXArrowInset::write(WriteStream & os) const
{
- os << '\\' << name_ << '{' << cell(0) << '}';
+ os << '\\' << name_;
+ if (cell(1).size())
+ os << '[' << cell(1) << ']';
+ os << '{' << cell(0) << '}';
}
void MathXArrowInset::normalize(NormalStream & os) const
{
- os << "[xarrow " << name_ << ' ' << cell(0) << ']';
+ os << "[xarrow " << name_ << ' ' << cell(0) << ' ' << cell(1) << ']';
}