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#ifndef __JIN_COMMON_REFERENCE_H
#define __JIN_COMMON_REFERENCE_H
namespace JinEngine
{
namespace Lua
{
/*abstract*/class SharedBase
{
public:
void retain()
{
++(*count);
}
void release()
{
if (--(*count) <= 0)
delete this;
}
// object type string
const char* const type;
void setUserdata(void* data)
{
userdata = data;
}
void* getUserdata()
{
return userdata;
}
protected:
SharedBase(void* obj, const char* t)
: object(obj)
, type(t)
{
count = new int(1);
}
SharedBase(const SharedBase&);
virtual ~SharedBase()
{
}
void* object;
int* count;
void* userdata;
};
template<class T>
class Shared : public SharedBase
{
public:
Shared(T* obj, const char* type)
: SharedBase(obj, type)
{
}
~Shared()
{
T* obj = static_cast<T*>(object);
delete obj;
}
T* operator->()
{
return static_cast<T*>(object);
}
T* getObject()
{
return static_cast<T*>(object);
}
T* operator &()
{
return static_cast<T*>(object);
}
T& operator *()
{
return *(static_cast<T*>(object));
}
private:
Shared(const Shared<T>& ref);
};
}
}
#endif
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