1 files changed, 126 insertions, 0 deletions
diff --git a/source/blender/freestyle/intern/system/Id.h b/source/blender/freestyle/intern/system/Id.h
new file mode 100755
index 00000000000..1f2206ed337
--- /dev/null
+++ b/source/blender/freestyle/intern/system/Id.h
@@ -0,0 +1,126 @@
+//
+//  Filename         : Id.h
+//  Author(s)        : Emmanuel Turquin
+//  Purpose          : Identification system
+//  Date of creation : 01/07/2003
+//
+///////////////////////////////////////////////////////////////////////////////
+
+
+//
+//  Copyright (C) : Please refer to the COPYRIGHT file distributed 
+//   with this source distribution. 
+//
+//  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  ID_H
+# define ID_H
+
+/*! Class used to tag any object by an id .
+ *  It is made of two unsigned integers.
+ */
+class Id
+{
+public:
+
+  typedef unsigned id_type;
+
+  /*! Default constructor */
+  Id() {
+    _first = 0;
+    _second = 0;
+  }
+
+  /*! Builds an Id from an integer.
+   *  The second number is set to 0.
+   */
+  Id(id_type id) {
+    _first = id;
+    _second = 0;
+  }
+
+  /*! Builds the Id from the two numbers */
+  Id(id_type ifirst, id_type isecond) {
+    _first = ifirst;
+    _second = isecond;
+  }
+
+  /*! Copy constructor */
+  Id(const Id& iBrother) {
+    _first = iBrother._first;
+    _second = iBrother._second;
+  }
+
+  /*! Operator= */
+  Id& operator=(const Id& iBrother) {
+   _first = iBrother._first;
+   _second = iBrother._second;
+    return *this;
+  } 
+
+  /*! Returns the first Id number */
+  id_type getFirst() const {
+    return _first;
+  }
+
+  /*! Returns the second Id number */
+  id_type getSecond() const {
+    return _second;
+  }
+
+  /*! Sets the first number constituing the Id */
+  void setFirst(id_type first) {
+    _first = first;
+  }
+
+  /*! Sets the second number constituing the Id */
+  void setSecond(id_type second) {
+    _second = second;
+  }
+  
+  /*! Operator== */
+  bool operator==(const Id& id) const {
+    return ((_first == id._first) && (_second == id._second));
+  }
+
+  /*! Operator!= */
+  bool operator!=(const Id& id) const {
+    return !((*this)==id);
+  }
+  
+  /*! Operator< */
+  bool operator<(const Id& id) const {
+    if (_first < id._first)
+      return true;
+    if (_first == id._first && _second < id._second)
+      return true;
+    return false;
+}
+
+private:
+
+  id_type _first;
+  id_type _second;
+};
+
+// stream operator
+inline std::ostream& operator<<(std::ostream& s, const Id& id) {
+  s << "[" << id.getFirst() << ", " << id.getSecond() << "]";
+  return s;
+}
+
+# endif // ID_H