metaforce/Runtime/IVParamObj.hpp

42 lines
867 B
C++

#pragma once
#include <memory>
#include "IObj.hpp"
namespace urde
{
class IVParamObj : public IObj
{
public:
virtual ~IVParamObj() {}
};
template<class T>
class TObjOwnerParam : public IVParamObj
{
T m_param;
public:
TObjOwnerParam(T&& obj) : m_param(std::move(obj)) {}
T& GetParam() {return m_param;}
};
class CVParamTransfer
{
std::shared_ptr<IVParamObj> m_ref;
public:
CVParamTransfer() = default;
CVParamTransfer(IVParamObj* obj) : m_ref(obj) {}
CVParamTransfer(const CVParamTransfer& other) : m_ref(other.m_ref) {}
IVParamObj* GetObj() const {return m_ref.get();}
CVParamTransfer ShareTransferRef() {return CVParamTransfer(*this);}
template <class T>
T& GetOwnedObj() const {return static_cast<TObjOwnerParam<T>*>(GetObj())->GetParam();}
static CVParamTransfer Null() {return CVParamTransfer();}
};
}