#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"
-bool MathDecorationInset::GetLimits() const
-{
- return deco == LM_underbrace || deco == LM_overbrace;
-}
+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
+{
+ return new MathDecorationInset(*this);
+}
+
+
+bool MathDecorationInset::upper() const
{
- upper = (deco!= LM_underline && deco!= LM_underbrace);
+ return name_ != "underline" && name_ != "underbrace";
}
-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";
}
-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";
}
-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_ == "widehat" ||
+ name_ == "widetilde";
+}
+
+
+void MathDecorationInset::metrics(MathMetricsInfo const & st) const
+{
+ xcell(0).metrics(st);
+ size_ = st;
+ width_ = xcell(0).width();
+ ascent_ = xcell(0).ascent();
+ descent_ = xcell(0).descent();
+
+ dh_ = 5; //mathed_char_height(LM_TC_VAR, size(), 'I', ascent_, descent_);
+
+ if (upper()) {
+ dy_ = -ascent_ - dh_;
+ ascent_ += dh_ + 1;
} else {
- dy = descent+2;
- descent += dh+4;
+ dy_ = descent_ + 1;
+ descent_ += dh_ + 2;
+ }
+}
+
+
+void MathDecorationInset::draw(Painter & pain, int x, int y) const
+{
+ xcell(0).draw(pain, x, y);
+ if (wide())
+ mathed_draw_deco(pain, x, y + dy_, width_, dh_, name_);
+ else {
+ int w = 2 + mathed_char_width(LM_TC_VAR, size_, 'x');
+ mathed_draw_deco(pain, x + (width_ - w) / 2, y + dy_, w, dh_, name_);
}
- dw = width;
- width = w;
}
-void MathDecorationInset::Write(ostream & os, bool fragile)
+void MathDecorationInset::write(WriteStream & os) const
{
- latexkeys * 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))
+ 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) << ']';
}