A new attempt. Better strategies implementation.

Still lacking:
  - Factories (to set the ids)
  - Solver
  - Systems of equations

1 files changed, 30 insertions, 0 deletions

diff --git a/impl/VariableAssignment.hpp b/impl/VariableAssignment.hpp
new file mode 100644
index 0000000..e41f3d8
--- /dev/null
+++ b/impl/VariableAssignment.hpp
@@ -0,0 +1,30 @@
+#ifndef VARIABLE_ASSIGNMENT_HPP
+#define VARIABLE_ASSIGNMENT_HPP
+
+#include "Variable.hpp"
+
+template<typename T>
+struct VariableAssignment {
+  VariableAssignment(unsigned int length)
+    : _length(length), _assignment(new T[length]) { }
+  ~VariableAssignment() {
+    delete[] _assignment;
+  }
+  const T& operator[] (const Variable<T> x) const {
+    if (x.id() < 0 || x.id() >= _length) {
+      throw "Array out of bounds";
+    }
+    return _assignment[x.id()];
+  }
+  T& operator[] (const Variable<T>& x) {
+    if (x.id() < 0 || x.id() >= _length) {
+      throw "Array out of bounds";
+    }
+    return _assignment[x.id()];
+  }
+  private:
+  unsigned int _length;
+  T* _assignment;
+};
+
+#endif