73 lines
1.7 KiB
C++
73 lines
1.7 KiB
C++
// Copyright (C) 2012 Jérôme Leclercq
|
|
// This file is part of the "Nazara Engine - Core module"
|
|
// For conditions of distribution and use, see copyright notice in Config.hpp
|
|
|
|
#pragma once
|
|
|
|
#ifndef NAZARA_RESOURCE_HPP
|
|
#define NAZARA_RESOURCE_HPP
|
|
|
|
#include <Nazara/Prerequesites.hpp>
|
|
#include <set>
|
|
|
|
#if NAZARA_CORE_THREADSAFE && NAZARA_THREADSAFETY_RESOURCE
|
|
#include <Nazara/Core/ThreadSafety.hpp>
|
|
#else
|
|
#include <Nazara/Core/ThreadSafetyOff.hpp>
|
|
#endif
|
|
|
|
class NzResourceListener;
|
|
|
|
struct NzResourceEntry
|
|
{
|
|
NzResourceEntry(NzResourceListener* resourceListener, int i = 0) :
|
|
listener(resourceListener),
|
|
index(i)
|
|
{
|
|
}
|
|
|
|
bool operator<(const NzResourceEntry& rhs) const
|
|
{
|
|
return listener < rhs.listener;
|
|
}
|
|
|
|
NzResourceListener* listener;
|
|
int index;
|
|
};
|
|
|
|
class NAZARA_API NzResource
|
|
{
|
|
public:
|
|
NzResource(bool persistent = true);
|
|
NzResource(const NzResource& resource);
|
|
virtual ~NzResource();
|
|
|
|
void AddResourceListener(NzResourceListener* listener, int index = 0) const;
|
|
void AddResourceReference() const;
|
|
|
|
bool IsPersistent() const;
|
|
|
|
void RemoveResourceListener(NzResourceListener* listener) const;
|
|
void RemoveResourceReference() const;
|
|
|
|
void SetPersistent(bool persistent = true);
|
|
|
|
protected:
|
|
void NotifyCreated();
|
|
void NotifyDestroy();
|
|
|
|
private:
|
|
void EnsureResourceListenerUpdate() const;
|
|
|
|
NazaraMutexAttrib(m_mutex, mutable)
|
|
|
|
// Je fais précéder le nom par 'resource' pour éviter les éventuels conflits de noms
|
|
mutable std::set<NzResourceEntry> m_resourceListeners;
|
|
mutable std::set<NzResourceEntry> m_resourceListenersCache;
|
|
mutable bool m_resourceListenerUpdated;
|
|
bool m_resourcePersistent;
|
|
mutable unsigned int m_resourceReferenceCount;
|
|
};
|
|
|
|
#endif // NAZARA_RESOURCE_HPP
|