YiCondition.h

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// © You i Labs Inc. 2000-2017. All rights reserved.
#ifndef _YI_CONDITION_H_
#define _YI_CONDITION_H_

#include "binding/YiScriptableObject.h"
#include "signal/YiSignal.h"

class CYIConditionEvaluator;

class CYICondition : public CYISignalHandler, public CYIScriptableObject
{
public:
    friend class CYIConditionEvaluator;
    
    CYICondition();
    virtual ~CYICondition();

    void Set();
    
    operator bool() const
    {
        return m_bCondition;
    }
    
private:
    void SetAutoEvaluator(CYIConditionEvaluator *pEvaluator);
    void Unset();
    void Clear();

private:
    bool m_bCondition;
    CYIConditionEvaluator *m_pEvaluator;
};

class CYIConditionEvaluator: public CYIScriptableObject
{
public:
    friend class CYICondition;
    
    CYIConditionEvaluator();
    virtual ~CYIConditionEvaluator();
    
    void Reset();

    void ClearConditions();

    void AddCondition(CYICondition *pCondition);

    CYISignal<> Success;
    
private:
    void RemoveCondition(CYICondition *pCondition);
    void Evaluate();
    operator bool() const;
    
private:
    std::vector <CYICondition*> m_ConditionList;
};

#endif // _YI_CONDITION_H_