Initial work on sprites and texture system

1 files changed, 32 insertions, 0 deletions

diff --git a/source/RapidJsonHelper.hpp b/source/RapidJsonHelper.hpp
index 9dc0701..75cd93a 100644
--- a/source/RapidJsonHelper.hpp
+++ b/source/RapidJsonHelper.hpp
@@ -75,4 +75,36 @@ inline GenericStringRef<char> StringRef(std::string_view str) {
 		str.size());
 }
 
+template <class TIter, class TSentienl>
+rapidjson::Value WriteVectorPrimitives(rapidjson::Document& root, TIter begin, TSentienl end) {
+	using TElement = typename TIter::value_type;
+
+	rapidjson::Value list;
+	while (begin != end) {
+		if constexpr (std::is_same_v<TElement, std::string>) {
+			auto& elm = *begin;
+			list.PushBack(rapidjson::Value(elm.c_str(), elm.size()), root.GetAllocator());
+		} else {
+			list.PushBack(*begin, root.GetAllocator());
+		}
+		++begin;
+	}
+	return list;
+}
+
+template <class TContainer>
+bool ReadVectorPrimitives(const rapidjson::Value& value, TContainer& list) {
+	using TElement = typename TContainer::value_type;
+
+	if (!value.IsArray()) return false;
+
+	list.reserve(value.Size());
+	for (auto& elm : value.GetArray()) {
+		if (!elm.Is<TElement>()) return {};
+		list.push_back(elm.Get<TElement>());
+	}
+
+	return true;
+}
+
 } // namespace rapidjson