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// Copyright (c) 2013-2020 Vittorio Romeo
// License: Academic Free License ("AFL") v. 3.0
// AFL License page: https://opensource.org/licenses/AFL-3.0
#include "SSVOpenHexagon/Global/AssetStorage.hpp"
#include "SSVOpenHexagon/Global/Assert.hpp"
#include "SSVOpenHexagon/Utils/Concat.hpp"
#include <SFML/Graphics/Font.hpp>
#include <SFML/Graphics/Image.hpp>
#include <SFML/Graphics/Texture.hpp>
#include <SFML/Audio/SoundBuffer.hpp>
#include <string>
#include <memory>
#include <unordered_map>
namespace hg {
template <typename Map, typename Key, typename F>
[[nodiscard]] static decltype(auto) tryEmplaceAndThen(
Map& map, const Key& key, F&& f)
{
auto [it, inserted] =
map.emplace(std::piecewise_construct, std::tuple{key}, std::tuple{});
return inserted && f(it->second);
}
template <typename Map, typename Key>
[[nodiscard]] static decltype(auto) tryEmplaceAndThenLoadFromFile(
Map& map, const Key& key, const std::string& path)
{
return tryEmplaceAndThen(
map, key, [&path](auto& value) { return value.loadFromFile(path); });
}
template <typename Map, typename Key>
[[nodiscard]] static auto* getAsPtr(Map& map, const Key& key) noexcept
{
auto it = map.find(key);
return it == map.end() ? nullptr : &it->second;
}
class AssetStorage::AssetStorageImpl
{
private:
std::unordered_map<std::string, sf::Texture> _textures;
std::unordered_map<std::string, sf::Font> _fonts;
std::unordered_map<std::string, sf::SoundBuffer> _soundBuffers;
public:
[[nodiscard]] bool loadTexture(
const std::string& id, const std::string& path)
{
return tryEmplaceAndThenLoadFromFile(_textures, id, path);
}
[[nodiscard]] bool loadFont(const std::string& id, const std::string& path)
{
return tryEmplaceAndThenLoadFromFile(_fonts, id, path);
}
[[nodiscard]] bool loadSoundBuffer(
const std::string& id, const std::string& path)
{
return tryEmplaceAndThenLoadFromFile(_soundBuffers, id, path);
}
[[nodiscard]] sf::Texture* getTexture(const std::string& id) noexcept
{
return getAsPtr(_textures, id);
}
[[nodiscard]] sf::Font* getFont(const std::string& id) noexcept
{
return getAsPtr(_fonts, id);
}
[[nodiscard]] sf::SoundBuffer* getSoundBuffer(
const std::string& id) noexcept
{
return getAsPtr(_soundBuffers, id);
}
[[nodiscard]] bool hasTexture(const std::string& id) noexcept
{
return _textures.find(id) != _textures.end();
}
[[nodiscard]] bool hasFont(const std::string& id) noexcept
{
return _fonts.find(id) != _fonts.end();
}
[[nodiscard]] bool hasSoundBuffer(const std::string& id) noexcept
{
return _soundBuffers.find(id) != _soundBuffers.end();
}
};
[[nodiscard]] const AssetStorage::AssetStorageImpl&
AssetStorage::impl() const noexcept
{
SSVOH_ASSERT(_impl != nullptr);
return *_impl;
}
[[nodiscard]] AssetStorage::AssetStorageImpl& AssetStorage::impl() noexcept
{
SSVOH_ASSERT(_impl != nullptr);
return *_impl;
}
AssetStorage::AssetStorage() : _impl{std::make_unique<AssetStorageImpl>()}
{}
AssetStorage::~AssetStorage() = default;
[[nodiscard]] bool AssetStorage::loadTexture(
const std::string& id, const std::string& path)
{
return impl().loadTexture(id, path);
}
[[nodiscard]] bool AssetStorage::loadFont(
const std::string& id, const std::string& path)
{
return impl().loadFont(id, path);
}
[[nodiscard]] bool AssetStorage::loadSoundBuffer(
const std::string& id, const std::string& path)
{
return impl().loadSoundBuffer(id, path);
}
[[nodiscard]] sf::Texture* AssetStorage::getTexture(
const std::string& id) noexcept
{
return impl().getTexture(id);
}
[[nodiscard]] sf::Font* AssetStorage::getFont(const std::string& id) noexcept
{
return impl().getFont(id);
}
[[nodiscard]] sf::SoundBuffer* AssetStorage::getSoundBuffer(
const std::string& id) noexcept
{
return impl().getSoundBuffer(id);
}
[[nodiscard]] bool AssetStorage::hasTexture(const std::string& id) noexcept
{
return impl().hasTexture(id);
}
[[nodiscard]] bool AssetStorage::hasFont(const std::string& id) noexcept
{
return impl().hasFont(id);
}
[[nodiscard]] bool AssetStorage::hasSoundBuffer(const std::string& id) noexcept
{
return impl().hasSoundBuffer(id);
}
} // namespace hg
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