-#ifdef __GNUG__
-#pragma implementation
-#endif
+/**
+ * \file math_decorationinset.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author Alejandro Aguilar Sierra
+ * \author André Pönitz
+ *
+ * Full author contact details are available in file CREDITS.
+ */
+
+#include <config.h>
#include "math_decorationinset.h"
-#include "mathed/support.h"
+#include "math_data.h"
+#include "math_support.h"
#include "math_parser.h"
-#include "support/LOstream.h"
+#include "math_mathmlstream.h"
+#include "math_streamstr.h"
+#include "debug.h"
-using std::ostream;
+#include "support/std_ostream.h"
+
+using std::auto_ptr;
MathDecorationInset::MathDecorationInset(latexkeys const * key)
: MathNestInset(1), key_(key)
{
- upper_ = key_->id != LM_underline && key_->id != LM_underbrace;
+// lyxerr << " creating deco " << key->name << std::endl;
+}
+
+
+auto_ptr<InsetBase> MathDecorationInset::doClone() const
+{
+ return auto_ptr<InsetBase>(new MathDecorationInset(*this));
+}
+
+
+bool MathDecorationInset::upper() const
+{
+ return key_->name.substr(0, 5) != "under";
+}
+
+
+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";
}
-MathInset * MathDecorationInset::clone() const
-{
- return new MathDecorationInset(*this);
+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";
}
+bool MathDecorationInset::wide() const
+{
+ 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(MathStyles st)
+void MathDecorationInset::metrics(MetricsInfo & mi, Dimension & dim) const
{
- xcell(0).metrics(st);
- size_ = st;
- width_ = xcell(0).width();
- ascent_ = xcell(0).ascent();
- descent_ = xcell(0).descent();
+ cell(0).metrics(mi, dim);
- dh_ = 5; //mathed_char_height(LM_TC_VAR, size(), 'I', ascent_, 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;
+ if (upper()) {
+ dy_ = -dim.asc - dh_;
+ dim.asc += dh_ + 1;
} else {
- dy_ = descent_ + 1;
- descent_ += dh_ + 2;
+ dy_ = dim.des + 1;
+ dim.des += dh_ + 2;
}
- if (key_->id == LM_not) {
- ascent_ += dh_;
- descent_ += dh_;
- dh_ = height();
- dy_ = - ascent_;
- }
+ metricsMarkers(dim);
+ dim_ = dim;
}
-void MathDecorationInset::draw(Painter & pain, int x, int y)
-{
- xo(x);
- yo(x);
- xcell(0).draw(pain, x, y);
- mathed_draw_deco(pain, x, y + dy_, width_, dh_, key_->id);
+
+void MathDecorationInset::draw(PainterInfo & pi, int x, int y) const
+{
+ 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 + (cell(0).width() - dw_) / 2,
+ y + dy_, dw_, dh_, key_->name);
+ drawMarkers(pi, x, y);
}
-void MathDecorationInset::write(ostream & os, bool fragile) const
+void MathDecorationInset::write(WriteStream & os) const
{
- string name = key_->name;
- if (fragile &&
- (name == "overbrace" ||
- name == "underbrace" ||
- name == "overleftarrow" ||
- name == "overrightarrow"))
+ if (os.fragile() && protect())
os << "\\protect";
- os << '\\' << name;
-
- if (key_->id == LM_not)
- os << ' ';
- else
- os << '{';
+ os << '\\' << key_->name << '{' << cell(0) << '}';
+}
- cell(0).write(os, fragile);
- if (key_->id != LM_not)
- os << '}';
+void MathDecorationInset::normalize(NormalStream & os) const
+{
+ os << "[deco " << key_->name << ' ' << cell(0) << ']';
}
-void MathDecorationInset::writeNormal(ostream & os) const
+
+void MathDecorationInset::infoize(std::ostream & os) const
{
- os << "[" << key_->name << " ";
- cell(0).writeNormal(os);
- os << "] ";
+ os << "Deco: " << key_->name;
}