#ifndef around namespace GiNaC { }

[ginac.git] / ginac / color.h

diff --git a/ginac/color.h b/ginac/color.h
index 3237359ed72257df50dd421971e2296964eb75d7..f72034d8a3a8382546c6f82349b5c5d7b7938af5 100644 (file)
--- a/ginac/color.h
+++ b/ginac/color.h
@@ -2,19 +2,39 @@
  *
  *  Interface to GiNaC's color objects. */
 
-#ifndef _COLOR_H_
-#define _COLOR_H_
+/*
+ *  GiNaC Copyright (C) 1999 Johannes Gutenberg University Mainz, Germany
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __GINAC_COLOR_H__
+#define __GINAC_COLOR_H__
 
 #include <string>
 #include <vector>
+#include <ginac/indexed.h>
+#include <ginac/ex.h>
 
-class color;
+#ifndef NO_GINAC_NAMESPACE
+namespace GiNaC {
+#endif // ndef NO_GINAC_NAMESPACE
 
-#include "indexed.h"
-
-#define MAX_REPRESENTATION_LABELS 4
-#define COLOR_EIGHT 8 // N*N-1
-#define COLOR_THREE 3 // N
+const unsigned MAX_REPRESENTATION_LABELS = 4;
+const unsigned COLOR_EIGHT = 8; // N*N-1
+const unsigned COLOR_THREE = 3; // N
 
 /** Base class for color object */
 class color : public indexed
@@ -110,10 +130,16 @@ protected:
 extern const color some_color;
 extern type_info const & typeid_color;
 
-// macros
+// global functions
+inline const color &ex_to_color(const ex &e)
+{
+       return static_cast<const color &>(*e.bp);
+}
 
-#define ex_to_color(X) static_cast<color const &>(*(X).bp)
-#define ex_to_nonconst_color(X) static_cast<color &>(*(X).bp)
+inline color &ex_to_nonconst_color(const ex &e)
+{
+       return static_cast<color &>(*e.bp);
+}
 
 color color_ONE(unsigned const rl=0);
 color color_T(ex const & a, unsigned const rl=0);
@@ -138,6 +164,8 @@ ex brute_force_sum_color_indices(ex const & e);
 
 void append_exvector_to_exvector(exvector & dest, exvector const & source);
 
-#endif // ndef _COLOR_H_
-
+#ifndef NO_GINAC_NAMESPACE
+} // namespace GiNaC
+#endif // ndef NO_GINAC_NAMESPACE
 
+#endif // ndef __GINAC_COLOR_H__