21 lines
489 B
C++
21 lines
489 B
C++
#include "scenes/scene_registry.hpp"
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namespace scenes {
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SceneRegistry& SceneRegistry::instance() {
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static SceneRegistry inst;
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return inst;
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}
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void SceneRegistry::registerScene(int state_key, Factory factory) {
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factories_[state_key] = std::move(factory);
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}
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std::unique_ptr<Scene> SceneRegistry::tryCreate(int state_key) const {
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const auto it = factories_.find(state_key);
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if (it == factories_.end()) return nullptr;
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return it->second();
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}
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} // namespace scenes
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