76 lines
1.9 KiB
C++
76 lines
1.9 KiB
C++
/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/.
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*/
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#include "ResourceLoader.hpp"
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#include "Base/Logger.hpp"
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#include <vector>
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namespace OpenVulkano
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{
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class AggregatingResourceLoader final : public ResourceLoader
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{
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std::vector<std::unique_ptr<ResourceLoader>> m_loaders;
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public:
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Array<char> GetResource(const std::string& resourceName) override
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{
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for(auto& loader : m_loaders)
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{
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try
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{
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auto res = loader->GetResource(resourceName);
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if (!res.Empty()) return res;
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}
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catch (const std::exception& e)
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{
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Logger::FILESYS->error("Error trying to get resource for '{}'! Error: {}", resourceName, e.what());
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}
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catch (...)
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{
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Logger::FILESYS->error("Unknown error trying to get resource for '{}'!", resourceName);
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}
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}
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return {};
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}
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void* Register(std::unique_ptr<ResourceLoader> loader)
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{
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m_loaders.push_back(std::move(loader));
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return m_loaders.back().get();
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}
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bool Unregister(void* loaderHandle)
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{
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for(auto iter = m_loaders.begin(); iter != m_loaders.end(); iter++)
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{
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if (iter->get() == loaderHandle)
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{
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m_loaders.erase(iter);
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return true;
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}
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}
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return false;
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}
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};
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ResourceLoader& ResourceLoader::GetInstance()
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{
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static AggregatingResourceLoader resourceLoader;
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return resourceLoader;
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}
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void* ResourceLoader::RegisterResourceLoader(std::unique_ptr<ResourceLoader> loader)
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{
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AggregatingResourceLoader* aggregator = static_cast<AggregatingResourceLoader*>(&GetInstance());
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return aggregator->Register(std::move(loader));
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}
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bool ResourceLoader::UnregisterResourceLoader(void* loaderHandle)
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{
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AggregatingResourceLoader* aggregator = static_cast<AggregatingResourceLoader*>(&GetInstance());
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return aggregator->Unregister(loaderHandle);
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}
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} |