diff options
Diffstat (limited to 'utility')
| -rw-r--r-- | utility/collection.hpp | 37 |
1 files changed, 32 insertions, 5 deletions
diff --git a/utility/collection.hpp b/utility/collection.hpp index 1422a84..a9ddb78 100644 --- a/utility/collection.hpp +++ b/utility/collection.hpp @@ -6,26 +6,53 @@ template<typename Object> class Collection { public: - using Ptr = std::unique_ptr<Object>; + using Ptr = std::shared_ptr<Object>; std::vector<Ptr> objects; template<typename T = Object, typename... Params> - const auto & + auto create(Params &&... params) { - return objects.emplace_back(std::make_unique<T>(std::forward<Params>(params)...)); + auto obj = std::make_shared<T>(std::forward<Params>(params)...); + objects.emplace_back(obj); + return obj; } template<typename T = Object, typename M = void, typename... Params> - void + auto apply(const M & m, Params &&... params) const { - std::for_each(objects.cbegin(), objects.cend(), [&m, ¶ms...](auto && op) { + return std::count_if(objects.begin(), objects.end(), [&m, ¶ms...](auto && op) { if (auto o = dynamic_cast<T *>(op.get())) { std::invoke(m, o, std::forward<Params>(params)...); + return true; + } + return false; + }); + } + + template<typename T = Object, typename M = void, typename... Params> + auto + applyOne(const M & m, Params &&... params) const + { + return std::find_if(objects.begin(), objects.end(), [&m, ¶ms...](auto && op) { + if (auto o = dynamic_cast<T *>(op.get())) { + return std::invoke(m, o, std::forward<Params>(params)...); } + return false; }); } + + template<typename T = Object> + void + removeAll() + { + objects.erase(std::remove_if(objects.begin(), objects.end(), + [](auto && op) { + return dynamic_cast<T *>(op.get()); + }), + objects.end()); + } }; #endif |