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51 lines
1.1 KiB
C++
51 lines
1.1 KiB
C++
#pragma once
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#ifndef ES_CORE_RESOURCES_RESOURCE_MANAGER_H
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#define ES_CORE_RESOURCES_RESOURCE_MANAGER_H
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#include <list>
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#include <memory>
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//The ResourceManager exists to...
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//Allow loading resources embedded into the executable like an actual file.
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//Allow embedded resources to be optionally remapped to actual files for further customization.
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struct ResourceData
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{
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const std::shared_ptr<unsigned char> ptr;
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const size_t length;
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};
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class ResourceManager;
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class IReloadable
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{
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public:
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virtual void unload(std::shared_ptr<ResourceManager>& rm) = 0;
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virtual void reload(std::shared_ptr<ResourceManager>& rm) = 0;
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};
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class ResourceManager
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{
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public:
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static std::shared_ptr<ResourceManager>& getInstance();
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void addReloadable(std::weak_ptr<IReloadable> reloadable);
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void unloadAll();
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void reloadAll();
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const ResourceData getFileData(const std::string& path) const;
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bool fileExists(const std::string& path) const;
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private:
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ResourceManager();
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static std::shared_ptr<ResourceManager> sInstance;
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ResourceData loadFile(const std::string& path) const;
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std::list< std::weak_ptr<IReloadable> > mReloadables;
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};
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#endif // ES_CORE_RESOURCES_RESOURCE_MANAGER_H
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