-#include <config.h>
-
#ifdef __GNUG__
#pragma implementation
#endif
-#include <functional>
-
#include "math_fracinset.h"
-#include "LColor.h"
-#include "Painter.h"
#include "mathed/support.h"
+#include "Painter.h"
#include "support/LOstream.h"
-MathFracInset::MathFracInset(string const & name)
- : MathInset(2, name)
+MathFracInset::MathFracInset(bool atop)
+ : atop_(atop)
{}
}
-void MathFracInset::Metrics(MathStyles st, int, int)
+void MathFracInset::metrics(MathStyles st) const
{
size_ = smallerStyleFrac(st);
- xcell(0).Metrics(size_);
- xcell(1).Metrics(size_);
+ xcell(0).metrics(size_);
+ xcell(1).metrics(size_);
width_ = std::max(xcell(0).width(), xcell(1).width()) + 4;
ascent_ = xcell(0).height() + 4 + 5;
descent_ = xcell(1).height() + 4 - 5;
}
-void MathFracInset::draw(Painter & pain, int x, int y)
+void MathFracInset::draw(Painter & pain, int x, int y) const
{
xo(x);
yo(y);
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);
-
- if (name() == "frac")
+ if (!atop_)
pain.line(x + 2, y - 5, x + width() - 4, y - 5, LColor::mathline);
}
-void MathFracInset::Write(std::ostream & os, bool fragile) const
+void MathFracInset::write(std::ostream & os, bool fragile) const
{
- os << '\\' << name() << '{';
- cell(0).Write(os, fragile);
- os << "}{";
- cell(1).Write(os, fragile);
- os << '}';
+ if (atop_) {
+ os << "{";
+ cell(0).write(os, fragile);
+ os << "\\atop ";
+ cell(1).write(os, fragile);
+ os << '}';
+ } else {
+ os << "\\frac{";
+ cell(0).write(os, fragile);
+ os << "}{";
+ cell(1).write(os, fragile);
+ os << '}';
+ }
}
-void MathFracInset::WriteNormal(std::ostream & os) const
+void MathFracInset::writeNormal(std::ostream & os) const
{
- os << '[' << name() << ' ';
- cell(0).WriteNormal(os);
+ if (atop_)
+ os << "[atop ";
+ else
+ os << "[frac ";
+ cell(0).writeNormal(os);
os << " ";
- cell(1).WriteNormal(os);
+ cell(1).writeNormal(os);
os << "] ";
}
-
-
-bool MathFracInset::idxRight(int &, int &) const
-{
- return false;
-}
-
-bool MathFracInset::idxLeft(int &, int &) const
-{
- return false;
-}
-
-
-bool MathFracInset::idxUp(int & idx, int &) const
-{
- if (idx == 0)
- return false;
- idx = 0;
- return true;
-}
-
-bool MathFracInset::idxDown(int & idx, int &) const
-{
- if (idx == 1)
- return false;
- idx = 1;
- return true;
-}
-
-bool MathFracInset::idxFirstUp(int & idx, int & pos) const
-{
- idx = 0;
- pos = 0;
- return true;
-}
-
-bool MathFracInset::idxFirstDown(int & idx, int & pos) const
-{
- idx = 1;
- pos = 0;
- return true;
-}
-
-bool MathFracInset::idxLastUp(int & idx, int & pos) const
-{
- idx = 0;
- pos = cell(idx).size();
- return true;
-}
-
-bool MathFracInset::idxLastDown(int & idx, int & pos) const
-{
- idx = 1;
- pos = cell(idx).size();
- return true;
-}
-