IntCondition.h

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#include "Common.h"
namespace BehaviorTree
{
    enum INT_TEST {LESS_THAN,GREATER_THAN,LESS_OR_EQ,GREATER_OR_EQ,EQUAL,NOT_EQUAL};

    template <class T = NoClass>

    class IntCondition: public BehaviorTreeNode
    {
    public:
        BEHAVIOR_STATUS execute(void* agent)
        {
            T* obj = (T*) agent;
            bool status;
            int objVal = (obj->*func)();
            switch (test)
            {
                case LESS_THAN:     status = (objVal < val); break;
                case GREATER_THAN:  status = (objVal > val); break;
                case LESS_OR_EQ:    status = (objVal <= val); break;
                case GREATER_OR_EQ: status = (objVal >= val); break;
                case EQUAL:         status = (objVal == val); break;
                case NOT_EQUAL:     status = (objVal != val); break;
            }

            if (status)
                return BT_SUCCESS;
            else
                return BT_FAILURE;
        };

        void init(void* agent)
        {
        };
        IntCondition(int(T::* const _func)(), INT_TEST _test, int _val) : func(_func), func2(NULL)
        {
            test = _test;
            val = _val;
        }
        IntCondition(int(* const _func)(), INT_TEST _test, int _val) : func2(_func), func(NULL)
        {
            test = _test;
            val = _val;
        }
        IntCondition(int(T::* const _func)() const, INT_TEST _test, int _val) : func(reinterpret_cast<int(T::* const)()>(_func)), func2(NULL)
        {
            test = _test;
            val = _val;
        }
    private:
        int (T::* const func)() ; //A member function pointer of the class T, being stored as const since we don't modify it
        int (* const func2)();   //A static method or function pointer, being stored as const since we don't modify it
        INT_TEST test;
        int val;

    };
}