X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fmathed%2Fmath_decorationinset.C;h=32693a56672bf09be942f1301767cb4b23a8aa33;hb=254272868f1d891b9d0a778f871afb23cce84081;hp=db3c44bc1931783d67afc86568424637418ca941;hpb=9a3176581dc3e9aee62d908faf8d48ddb43d4cc3;p=lyx.git

diff --git a/src/mathed/math_decorationinset.C b/src/mathed/math_decorationinset.C
index db3c44bc19..32693a5667 100644
--- a/src/mathed/math_decorationinset.C
+++ b/src/mathed/math_decorationinset.C
@@ -1,77 +1,130 @@
 #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_;
 }