//
//  SerializeTraitsBase.h
//  cocos2d_libs
//
//  Created by 徐俊杰 on 2020/6/22.
//

#ifndef SerializeTraitsBase_h
#define SerializeTraitsBase_h

#include "rparticle/Macros/RParticleMacros.h"

NS_RRP_BEGIN

template<class T>
class SerializeTraitsBase
{
public:
    
    typedef T value_type;
    
    static int GetByteSize ()    {return sizeof (value_type);}
    static size_t GetAlignOf()    {return ALIGN_OF(value_type);}
    
    static void resource_image_assign_external (value_type& /*data*/, void* /*begin*/, void* /*end*/)
    {
//        AssertString("Unsupported");
    }
};

template<class T>
class SerializeTraitsBaseForBasicType : public SerializeTraitsBase<T>
{
public:
    typedef T value_type;
    
    template<class TransferFunction> inline
    static void Transfer (value_type& data, TransferFunction& transfer)
    {
        transfer.TransferBasicData (data);
    }
};

template<class T>
class SerializeTraits : public SerializeTraitsBase<T>
{
public:
    
    typedef T value_type;
    
    inline static const char* GetTypeString (void* /*ptr*/) { return value_type::GetTypeString (); }
    inline static bool MightContainPPtr () { return value_type::MightContainPPtr (); }
    /// Returns whether or not a this type is to be treated as a seperate channel in the animation system
    static bool IsAnimationChannel () { return T::IsAnimationChannel (); }
    
    /// AllowTransferOptimization can be used for type that have the same memory format as serialized format.
    /// Eg. a float or a Vector3f.
    /// StreamedBinaryRead will collapse the read into a direct read when reading an array with values that have AllowTransferOptimization.
    static bool AllowTransferOptimization () { return T::AllowTransferOptimization (); }
    
    template<class TransferFunction> inline
    static void Transfer (value_type& data, TransferFunction& transfer)
    {
//        data.Transfer (transfer);
        transfer.TransferDeepData(data);
    }
};

NS_RRP_END

#define DEFINE_GET_TYPESTRING_CONTAINER(x)                        \
inline static const char* GetTypeString (void*)    { return #x; } \
inline static bool IsAnimationChannel ()    { return false; } \
inline static bool MightContainPPtr ()    { return SerializeTraits<T>::MightContainPPtr(); } \
inline static bool AllowTransferOptimization ()    { return false; }

#endif /* SerializeTraitsBase_h */