#include <config.h>
+#ifdef __GNUG__
+#pragma implementation
+#endif
+
#include "math_decorationinset.h"
-#include "math_iter.h"
-#include "mathed/support.h"
+#include "math_support.h"
#include "math_parser.h"
+#include "math_mathmlstream.h"
+#include "math_streamstr.h"
#include "support/LOstream.h"
-using std::ostream;
+
+MathDecorationInset::MathDecorationInset(string const & name)
+ : MathNestInset(1), name_(name)
+{}
-MathDecorationInset::MathDecorationInset(int d, short st)
- : MathParInset(st, "", LM_OT_DECO), deco_(d)
+MathInset * MathDecorationInset::clone() const
{
- upper_ = (deco_ != LM_underline && deco_ != LM_underbrace);
+ return new MathDecorationInset(*this);
}
-bool MathDecorationInset::GetLimits() const
-{
- return deco_ == LM_underbrace || deco_ == LM_overbrace;
-}
+bool MathDecorationInset::upper() const
+{
+ return name_.substr(0, 5) != "under";
+}
-MathedInset * MathDecorationInset::Clone()
-{
- MathDecorationInset * p = new MathDecorationInset(deco_, GetStyle());
- MathedIter it(array);
- p->setData(it.Copy());
- return p;
+bool MathDecorationInset::isScriptable() const
+{
+ return
+ name_ == "overbrace" ||
+ name_ == "underbrace" ||
+ name_ == "overleftarrow" ||
+ name_ == "overrightarrow" ||
+ name_ == "overleftrightarrow" ||
+ name_ == "underleftarrow" ||
+ name_ == "underrightarrow" ||
+ name_ == "underleftrightarrow";
}
-void
-MathDecorationInset::draw(Painter & pain, int x, int y)
-{
- MathParInset::draw(pain, x + (width - dw_) / 2, y);
- mathed_draw_deco(pain, x, y + dy_, width, dh_, deco_);
+bool MathDecorationInset::protect() const
+{
+ return
+ name_ == "overbrace" ||
+ name_ == "underbrace" ||
+ name_ == "overleftarrow" ||
+ name_ == "overrightarrow" ||
+ name_ == "overleftrightarrow" ||
+ name_ == "underleftarrow" ||
+ name_ == "underrightarrow" ||
+ name_ == "underleftrightarrow";
}
-void
-MathDecorationInset::Metrics()
+bool MathDecorationInset::wide() const
{
- int h = 2 * mathed_char_height(LM_TC_VAR, size(), 'I',
- ascent, descent);
- MathParInset::Metrics();
- int w = Width() + 4;
- if (w < 16) w = 16;
- dh_ = w / 5;
- if (dh_ > h) dh_ = h;
-
- if (upper_) {
- ascent += dh_ + 2;
- dy_ = -ascent;
+ return
+ name_ == "overline" ||
+ name_ == "underline" ||
+ name_ == "overbrace" ||
+ name_ == "underbrace" ||
+ name_ == "overleftarrow" ||
+ name_ == "overrightarrow" ||
+ name_ == "overleftrightarrow" ||
+ name_ == "widehat" ||
+ name_ == "widetilde" ||
+ name_ == "underleftarrow" ||
+ name_ == "underrightarrow" ||
+ name_ == "underleftrightarrow";
+}
+
+
+void MathDecorationInset::metrics(MathMetricsInfo & mi) const
+{
+ xcell(0).metrics(mi);
+ width_ = xcell(0).width();
+ ascent_ = xcell(0).ascent();
+ descent_ = xcell(0).descent();
+
+ dh_ = 6; //mathed_char_height(LM_TC_VAR, mi, 'I', ascent_, descent_);
+ dw_ = 6; //mathed_char_width(LM_TC_VAR, mi, 'x');
+
+ if (upper()) {
+ dy_ = -ascent_ - dh_;
+ ascent_ += dh_ + 1;
} else {
- dy_ = descent + 2;
- descent += dh_ + 4;
+ dy_ = descent_ + 1;
+ descent_ += dh_ + 2;
}
- dw_ = width;
- width = w;
+
+ // for the angular markers
+ descent_ += 2;
+ width_ += 2;
}
-void MathDecorationInset::Write(ostream & os, bool fragile)
+void MathDecorationInset::draw(MathPainterInfo & pi, int x, int y) const
{
- latexkeys const * l = lm_get_key_by_id(deco_, LM_TK_WIDE);
- if (fragile &&
- (strcmp(l->name, "overbrace") == 0 ||
- strcmp(l->name, "underbrace") == 0 ||
- strcmp(l->name, "overleftarrow") == 0 ||
- strcmp(l->name, "overrightarrow") == 0))
+ xcell(0).draw(pi, x + 1, y);
+ if (wide())
+ mathed_draw_deco(pi, x + 1, y + dy_, width_, dh_, name_);
+ else
+ mathed_draw_deco(pi, x + 1 + (width_ - dw_) / 2, y + dy_, dw_, dh_, name_);
+ drawMarkers(pi, x, y);
+}
+
+
+void MathDecorationInset::write(WriteStream & os) const
+{
+ if (os.fragile() && protect())
os << "\\protect";
- os << '\\' << l->name << '{';
- MathParInset::Write(os, fragile);
- os << '}';
+ os << '\\' << name_ << '{' << cell(0) << '}';
+}
+
+
+void MathDecorationInset::normalize(NormalStream & os) const
+{
+ os << "[deco " << name_ << ' ' << cell(0) << ']';
+}
+
+
+void MathDecorationInset::infoize(std::ostream & os) const
+{
+ os << "Deco: " << name_;
}