#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;
+using std::auto_ptr;
-MathDecorationInset::MathDecorationInset(int d, short st)
- : MathParInset(st, "", LM_OT_DECO), deco_(d)
+MathDecorationInset::MathDecorationInset(latexkeys const * key)
+ : MathNestInset(1), key_(key)
+{}
+
+
+auto_ptr<InsetBase> MathDecorationInset::clone() const
{
- upper_ = (deco_ != LM_underline && deco_ != LM_underbrace);
+ return auto_ptr<InsetBase>(new MathDecorationInset(*this));
}
-bool MathDecorationInset::GetLimits() const
-{
- return deco_ == LM_underbrace || deco_ == LM_overbrace;
-}
+bool MathDecorationInset::upper() const
+{
+ return key_->name.substr(0, 5) != "under";
+}
-MathedInset * MathDecorationInset::Clone()
-{
- return new MathDecorationInset(*this);
+bool MathDecorationInset::isScriptable() const
+{
+ return
+ key_->name == "overbrace" ||
+ key_->name == "underbrace" ||
+ key_->name == "overleftarrow" ||
+ key_->name == "overrightarrow" ||
+ key_->name == "overleftrightarrow" ||
+ key_->name == "underleftarrow" ||
+ key_->name == "underrightarrow" ||
+ key_->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
+ key_->name == "overbrace" ||
+ key_->name == "underbrace" ||
+ key_->name == "overleftarrow" ||
+ key_->name == "overrightarrow" ||
+ key_->name == "overleftrightarrow" ||
+ key_->name == "underleftarrow" ||
+ key_->name == "underrightarrow" ||
+ key_->name == "underleftrightarrow";
}
-void
-MathDecorationInset::Metrics()
+bool MathDecorationInset::wide() const
{
- int const 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
+ key_->name == "overline" ||
+ key_->name == "underline" ||
+ key_->name == "overbrace" ||
+ key_->name == "underbrace" ||
+ key_->name == "overleftarrow" ||
+ key_->name == "overrightarrow" ||
+ key_->name == "overleftrightarrow" ||
+ key_->name == "widehat" ||
+ key_->name == "widetilde" ||
+ key_->name == "underleftarrow" ||
+ key_->name == "underrightarrow" ||
+ key_->name == "underleftrightarrow";
+}
+
+
+void MathDecorationInset::metrics(MetricsInfo & mi, Dimension & dim) const
+{
+ cell(0).metrics(mi);
+ dim_ = cell(0).dim();
+
+ 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_ = -dim_.asc - dh_;
+ dim_.asc += dh_ + 1;
} else {
- dy_ = descent + 2;
- descent += dh_ + 4;
+ dy_ = dim_.des + 1;
+ dim_.des += dh_ + 2;
}
- dw_ = width;
- width = w;
+
+ metricsMarkers();
+ dim = dim_;
}
-void MathDecorationInset::Write(ostream & os, bool fragile)
+void MathDecorationInset::draw(PainterInfo & 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))
+ cell(0).draw(pi, x + 1, y);
+ if (wide())
+ mathed_draw_deco(pi, x + 1, y + dy_, cell(0).width(), dh_, key_->name);
+ else
+ mathed_draw_deco(pi, x + 1 + (pi.width - dw_) / 2,
+ y + dy_, dw_, dh_, key_->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 << '\\' << key_->name << '{' << cell(0) << '}';
+}
+
+
+void MathDecorationInset::normalize(NormalStream & os) const
+{
+ os << "[deco " << key_->name << ' ' << cell(0) << ']';
+}
+
+
+void MathDecorationInset::infoize(std::ostream & os) const
+{
+ os << "Deco: " << key_->name;
}