#include "math_support.h"
#include "Painter.h"
#include "math_mathmlstream.h"
+#include "textpainter.h"
+
+
+using std::max;
MathFracInset::MathFracInset(bool atop)
MathInset * MathFracInset::clone() const
-{
+{
return new MathFracInset(*this);
}
+MathFracInset * MathFracInset::asFracInset()
+{
+ return atop_ ? 0 : this;
+}
+
+
void MathFracInset::metrics(MathMetricsInfo const & mi) const
{
MathMetricsInfo m = mi;
smallerStyleFrac(m);
xcell(0).metrics(m);
xcell(1).metrics(m);
- width_ = std::max(xcell(0).width(), xcell(1).width()) + 4;
- ascent_ = xcell(0).height() + 4 + 5;
- descent_ = xcell(1).height() + 4 - 5;
+ width_ = max(xcell(0).width(), xcell(1).width()) + 2;
+ ascent_ = xcell(0).height() + 2 + 5;
+ descent_ = xcell(1).height() + 2 - 5;
}
void MathFracInset::draw(Painter & pain, int x, int y) const
{
int m = x + width() / 2;
- xcell(0).draw(pain, m - xcell(0).width() / 2, y - xcell(0).descent() - 3 - 5);
- xcell(1).draw(pain, m - xcell(1).width() / 2, y + xcell(1).ascent() + 3 - 5);
+ xcell(0).draw(pain, m - xcell(0).width() / 2, y - xcell(0).descent() - 2 - 5);
+ xcell(1).draw(pain, m - xcell(1).width() / 2, y + xcell(1).ascent() + 2 - 5);
if (!atop_)
- pain.line(x + 2, y - 5, x + width() - 4, y - 5, LColor::mathline);
+ pain.line(x, y - 5, x + width(), y - 5, LColor::math);
+}
+
+
+void MathFracInset::metricsT(TextMetricsInfo const & mi) const
+{
+ xcell(0).metricsT(mi);
+ xcell(1).metricsT(mi);
+ width_ = max(xcell(0).width(), xcell(1).width());
+ ascent_ = xcell(0).height() + 1;
+ descent_ = xcell(1).height();
+}
+
+
+void MathFracInset::drawT(TextPainter & pain, int x, int y) const
+{
+ int m = x + width() / 2;
+ xcell(0).drawT(pain, m - xcell(0).width() / 2, y - xcell(0).descent() - 1);
+ xcell(1).drawT(pain, m - xcell(1).width() / 2, y + xcell(1).ascent());
+ if (!atop_)
+ pain.horizontalLine(x, y, width());
}
void MathFracInset::normalize(NormalStream & os) const
{
- if (atop_)
+ if (atop_)
os << "[atop ";
else
os << "[frac ";
}
+void MathFracInset::octavize(OctaveStream & os) const
+{
+ os << '(' << cell(0) << ")/(" << cell(1) << ')';
+}
+
+
void MathFracInset::mathmlize(MathMLStream & os) const
{
os << MTag("mfrac") << cell(0) << cell(1) << ETag("mfrac");