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+/*============================================================================
+ CMake - Cross Platform Makefile Generator
+ Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
+
+ Distributed under the OSI-approved BSD License (the "License");
+ see accompanying file Copyright.txt for details.
+
+ This software is distributed WITHOUT ANY WARRANTY; without even the
+ implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the License for more information.
+============================================================================*/
+#ifndef cmGraphAdjacencyList_h
+#define cmGraphAdjacencyList_h
+
+#include "cmStandardIncludes.h"
+
+/**
+ * Graph edge representation. Most use cases just need the
+ * destination vertex, so we support conversion to/from an int. We
+ * also store boolean to indicate whether an edge is "strong".
+ */
+class cmGraphEdge
+{
+public:
+ cmGraphEdge()
+ : Dest(0)
+ , Strong(true)
+ {
+ }
+ cmGraphEdge(int n)
+ : Dest(n)
+ , Strong(true)
+ {
+ }
+ cmGraphEdge(int n, bool s)
+ : Dest(n)
+ , Strong(s)
+ {
+ }
+ cmGraphEdge(cmGraphEdge const& r)
+ : Dest(r.Dest)
+ , Strong(r.Strong)
+ {
+ }
+ operator int() const { return this->Dest; }
+
+ bool IsStrong() const { return this->Strong; }
+private:
+ int Dest;
+ bool Strong;
+};
+struct cmGraphEdgeList : public std::vector<cmGraphEdge>
+{
+};
+struct cmGraphNodeList : public std::vector<int>
+{
+};
+struct cmGraphAdjacencyList : public std::vector<cmGraphEdgeList>
+{
+};
+
+#endif