* 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 <config.h>
#include "InsetMathUnderset.h"
+
#include "MathData.h"
#include "MathStream.h"
#include "Cursor.h"
#include "LaTeXFeatures.h"
+#include "MetricsInfo.h"
+
+#include "support/lassert.h"
using namespace std;
void InsetMathUnderset::metrics(MetricsInfo & mi, Dimension & dim) const
{
- Dimension dim1;
- cell(1).metrics(mi, dim1);
- FracChanger dummy(mi.base);
+ Changer dummy2 = mi.base.changeEnsureMath();
Dimension dim0;
cell(0).metrics(mi, dim0);
- dim.wid = max(dim0.width(), dim1.width()) + 4;
- dim.asc = dim1.ascent();
- dim.des = dim1.descent() + dim0.height() + 4;
- metricsMarkers(dim);
+ Changer dummy = mi.base.changeScript();
+ Dimension dim1;
+ cell(1).metrics(mi, dim1);
+ dim.wid = max(dim1.width(), dim0.width()) + 4;
+ dim.asc = dim0.ascent();
+ dim.des = dim0.descent() + dim1.height() + 4;
}
void InsetMathUnderset::draw(PainterInfo & pi, int x, int y) const
{
+ Changer dummy2 = pi.base.changeEnsureMath();
Dimension const dim = dimension(*pi.base.bv);
- Dimension const & dim0 = cell(0).dimension(*pi.base.bv);
Dimension const & dim1 = cell(1).dimension(*pi.base.bv);
+ Dimension const & dim0 = cell(0).dimension(*pi.base.bv);
int m = x + dim.wid / 2;
- int yo = y + dim1.descent() + dim0.ascent() + 1;
- cell(1).draw(pi, m - dim1.width() / 2, y);
- FracChanger dummy(pi.base);
- cell(0).draw(pi, m - dim0.width() / 2, yo);
- drawMarkers(pi, x, y);
+ int yo = y + dim0.descent() + dim1.ascent() + 1;
+ cell(0).draw(pi, m - dim0.width() / 2, y);
+ Changer dummy = pi.base.changeScript();
+ cell(1).draw(pi, m - dim1.width() / 2, yo);
}
bool InsetMathUnderset::idxFirst(Cursor & cur) const
{
- cur.idx() = 1;
+ LASSERT(&cur.inset() == this, return false);
+ cur.idx() = 0;
cur.pos() = 0;
return true;
}
bool InsetMathUnderset::idxLast(Cursor & cur) const
{
- cur.idx() = 1;
+ LASSERT(&cur.inset() == this, return false);
+ cur.idx() = 0;
cur.pos() = cur.lastpos();
return true;
}
-bool InsetMathUnderset::idxUpDown(Cursor & cur, bool up) const
+void InsetMathUnderset::write(TeXMathStream & os) const
{
- idx_type target = up; // up ? 1 : 0, since upper cell has idx 1
- if (cur.idx() == target)
- return false;
- cur.idx() = target;
- cur.pos() = cur.cell().x2pos(&cur.bv(), cur.x_target());
- return true;
+ MathEnsurer ensurer(os);
+ if (os.fragile())
+ os << "\\protect";
+ os << "\\underset{" << cell(1) << "}{" << cell(0) << '}';
}
-void InsetMathUnderset::write(WriteStream & os) const
+void InsetMathUnderset::normalize(NormalStream & os) const
{
- bool brace = os.pendingBrace();
- os.pendingBrace(false);
- if (os.latex() && os.textMode()) {
- os << "\\ensuremath{";
- os.textMode(false);
- brace = true;
- }
- os << "\\underset{" << cell(0) << "}{" << cell(1) << '}';
- os.pendingBrace(brace);
+ os << "[underset " << cell(1) << ' ' << cell(0) << ']';
}
-void InsetMathUnderset::normalize(NormalStream & os) const
+void InsetMathUnderset::mathmlize(MathMLStream & ms) const
+{
+ ms << "<" << from_ascii(ms.namespacedTag("munder")) << " accent='false'>"
+ << cell(0) << cell(1)
+ << "</" << from_ascii(ms.namespacedTag("munder")) << ">";
+}
+
+
+void InsetMathUnderset::htmlize(HtmlStream & os) const
{
- os << "[underset " << cell(0) << ' ' << cell(1) << ']';
+ os << MTag("span", "class='underset'")
+ << MTag("span") << cell(1) << ETag("span")
+ << MTag("span", "class='bottom'") << cell(0) << ETag("span")
+ << ETag("span");
}
void InsetMathUnderset::validate(LaTeXFeatures & features) const
{
- features.require("amsmath");
+ if (features.runparams().isLaTeX())
+ features.require("amsmath");
+ else if (features.runparams().math_flavor == OutputParams::MathAsHTML)
+ features.addCSSSnippet(
+ "span.underset{display: inline-block; vertical-align: top; text-align:center;}\n"
+ "span.underset span {display: block;}\n"
+ "span.bottom{font-size: 66%;}");
+
InsetMathNest::validate(features);
}