iedlobject.h

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/*
* Copyright (C) 2007-2025 Global Graphics Software Ltd. All rights reserved.
*/

 
#ifndef __EDLOBJECT_H__
#define __EDLOBJECT_H__
 
#include <edl/edltypes.h>
#include <edl/smartptr.h>
#include <edl/ircobject.h>
#include <edl/objclassid.h>
#include <edl/edlerrors.h>
 
_BEGIN_EDL_NAMESPACE

 
class CClassParams 
{
public:
    virtual ~CClassParams()
    {}
};
 
class IEDLClassFactory;
class IEDLObject;
DECL_SMART_PTR(IEDLObject);

 
class IEDLObject : public IRCObject
{
public:

    virtual const CClassID &getClassID() const = 0;

    virtual bool init(CClassParams *pData)
    {
        UNREFERENCED_PARAMETER(pData);
        return false;
    }

    virtual bool clone(IEDLObjectPtr &ptrObject, IEDLClassFactory *pFactory)
    {
        UNREFERENCED_PARAMETER(ptrObject);
        UNREFERENCED_PARAMETER(pFactory);
        return false;
    }
};
 
template<class Type>
CSmartPtr<Type> edl_cast(Type *dst, IEDLObjectPtr src)
{
    UNREFERENCED_PARAMETER(dst);
    if (src)
        return CSmartPtr<Type>((Type *)dynamic_cast<Type *>((IEDLObject *)src), true);
    else 
        return CSmartPtr<Type>();
};
 

template <class Type>
CSmartPtr<Type> clone(const CSmartPtr<Type> &src, IEDLClassFactory *pFactory)
{
    IEDLObjectPtr cloned;
    if (!src || !pFactory || !src->clone(cloned, pFactory) || !cloned)
        throwEDLError(EDL_ERR_UNDEFINED);
    CSmartPtr<Type> result = edl_cast((Type*) NULL, cloned);
    if (!result)
        throwEDLError(EDL_ERR_UNDEFINED);
    return result;
}
 
_END_EDL_NAMESPACE
 
#endif /* __EDLOBJECT_H__ */