move around stuff, remove unneeded declarations etc

[lyx.git] / src / mathed / math_decorationinset.C

diff --git a/src/mathed/math_decorationinset.C b/src/mathed/math_decorationinset.C
index 1cef8d83c059324e92b90c89f5b982edc5e6a1fa..25dd231ca4ab8fe5679d1dd8f2c111c24e9ba69e 100644 (file)
--- a/src/mathed/math_decorationinset.C
+++ b/src/mathed/math_decorationinset.C
@@ -1,71 +1,142 @@
-#include <config.h>
+/**
+ * \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.
+ */
 
-#ifdef __GNUG__
-#pragma implementation
-#endif
+#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 "support/lstrings.h"
+#include "math_mathmlstream.h"
+#include "math_streamstr.h"
+
+#include "debug.h"
+
+#include "support/std_ostream.h"
 
+using std::auto_ptr;
+
+
+MathDecorationInset::MathDecorationInset(latexkeys const * key)
+       : MathNestInset(1), key_(key)
+{
+//     lyxerr << " creating deco " << key->name << std::endl;
+}
 
-using std::ostream;
+
+auto_ptr<InsetBase> MathDecorationInset::clone() const
+{
+       return auto_ptr<InsetBase>(new MathDecorationInset(*this));
+}
+
+
+bool MathDecorationInset::upper() const
+{
+       return key_->name.substr(0, 5) != "under";
+}
 
 
-MathDecorationInset::MathDecorationInset(int d)
-       : MathInset(1), deco_(d)
+bool MathDecorationInset::isScriptable() const
 {
-       upper_ = deco_ != LM_underline && deco_ != LM_underbrace;
+       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;
        }
+
+       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_, deco_);
+
+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
 {
-       latexkeys const * l = lm_get_key_by_id(deco_, LM_TK_WIDE);
-       if (fragile &&
-           (compare(l->name, "overbrace") == 0 ||
-            compare(l->name, "underbrace") == 0 ||
-            compare(l->name, "overleftarrow") == 0 ||
-            compare(l->name, "overrightarrow") == 0))
+       if (os.fragile() && protect())
                os << "\\protect";
-       os << '\\' << l->name << '{';
-       cell(0).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;
 }