Implementações em pipeline

includes/pipeline/serialization.hpp

@@ -3,6 +3,7 @@
 
 #include <string>
 #include <any>
+#include <memory>
 #include "xna/csharp/xml.hpp"
 #include "xna/content/serializer.hpp"
 #include "xna/helpers.hpp"
@@ -13,21 +14,35 @@ namespace xna {
 
 	class IntermediateSerializer {
 	public:
+		static std::shared_ptr<IntermediateSerializer> SingletonInstance();
+
+		template <typename T>
+		static void Serialize(XmlWriter& output, T& value, std::string const& referenceRelocationPath);
+
 		template <typename T>
 		static T Deserialize(XmlReader& input, std::string referenceRelocationPath) {
 
 		}		
+
+	private:
+		IntermediateSerializer() {}
+
+	private:
+		static inline std::shared_ptr<IntermediateSerializer> singletonInstance = nullptr;
 	};
 
 	//Provides methods for serializing and deserializing a specific managed type.
 	class ContentTypeSerializer {
 	public:
+		ContentTypeSerializer() {}
+		ContentTypeSerializer(std::string const& xmlTypeName) : xmlTypeName(xmlTypeName) {}
+
 		//Retrieves and caches any nested type serializers and allows reflection over the target data type.
-		virtual void Initialize(IntermediateSerializer serializer) {};
+		virtual void Initialize(IntermediateSerializer& serializer) {};
 		//Serializes an object to intermediate XML format.
-		virtual void Serialize(IntermediateWriter output, std::any const& value, ContentSerializerAttribute& format);
+		virtual void Serialize(IntermediateWriter& output, std::any const& value, ContentSerializerAttribute& format);
 		//Serializes an object to intermediate XML format.
-		virtual std::any Deserialize(IntermediateWriter input, ContentSerializerAttribute& format, std::any const& existingInstance);
+		virtual std::any Deserialize(IntermediateWriter& input, ContentSerializerAttribute& format, std::any const& existingInstance);
 
 		//Gets a value indicating whether this component may load data into an existing object or if it must it construct a new instance of the object before loading the data.
 		virtual bool CanDeserializeIntoExistingObject() const { return false; }
@@ -36,30 +51,97 @@ namespace xna {
 		//Gets a short-form XML name for the target type, or null if there is none.
 		constexpr std::string XmlTypeName() const { return xmlTypeName; }
 
-	protected:
-		ContentTypeSerializer() {}
-		ContentTypeSerializer(std::string const& xmlTypeName) : xmlTypeName(xmlTypeName) {}
-
 	private:
 		std::string xmlTypeName;
 	};
 
+	//Provides an implementation of many of the methods of IntermediateSerializer.
+	//Deserializes and tracks state for shared resources and external references.
+	class IntermediateReader {
+	public:
+		IntermediateReader(
+			std::shared_ptr<IntermediateSerializer> const& serializer,
+			std::shared_ptr<XmlReader> const& xmlReader)
+			: serializer(serializer), xmlReader(xmlReader){}
+
+		//Gets the parent serializer.
+		std::shared_ptr<IntermediateSerializer> Serializer() const { return serializer; }
+
+		//Gets the XML input stream.
+		std::shared_ptr<XmlReader> Xml() const { return xmlReader; }
+
+		//Reads a single object from the input XML stream.
+		template <class T>
+		T ReadObject(ContentSerializerAttribute& format) {
+			
+		}
+
+		//Reads a single object from the input XML stream.
+		template <class T>
+		T ReadObject(ContentSerializerAttribute& format, T& existingInstance);
+
+		//Reads a single object from the input XML stream.
+		template <class T>
+		T ReadObject(ContentSerializerAttribute& format, ContentTypeSerializer& typeSerializer);
+
+		//Reads a single object from the input XML stream.
+		template <class T>
+		T ReadObject(ContentSerializerAttribute& format, ContentTypeSerializer& typeSerializer, T& existingInstance);
+
+		//Reads a single object from the input XML stream.
+		template <class T>
+		T ReadRawObject(ContentSerializerAttribute& format);
+
+		//Reads a single object from the input XML stream.
+		template <class T>
+		T ReadRawObject(ContentSerializerAttribute& format, T& existingInstance);
+
+		//Reads a single object from the input XML stream.
+		template <class T>
+		T ReadRawObject(ContentSerializerAttribute& format, ContentTypeSerializer& typeSerializer);
+
+		//Reads a single object from the input XML stream.
+		template <class T>
+		T ReadRawObject(ContentSerializerAttribute& format, ContentTypeSerializer& typeSerializer, T& existingInstance);		
+
+	private:
+		//Reads a single object from the input XML stream.
+		template <class T>
+		T ReadObjectInternal(ContentSerializerAttribute& format, ContentTypeSerializer& typeSerializer, T& existingInstance);
+		
+		//Reads a single object from the input XML stream.
+		template <class T>
+		T ReadRawObjectInternal(ContentSerializerAttribute& format, ContentTypeSerializer& typeSerializer, T& existingInstance);
+
+	private:
+		std::shared_ptr<IntermediateSerializer> serializer;
+		std::shared_ptr<XmlReader> xmlReader;
+	};	
+
 	struct ISerialization {
 		virtual void Serialize(ContentTypeSerializer& serializer, bool serializeOptional = true) = 0;
 	};
 
+	//Provides a generic implementation of ContentTypeSerializer methods and properties for serializing and deserializing a specific managed type.
 	template <typename T>
 	class ContentTypeSerializer_T : public ContentTypeSerializer {
 	public:
-		virtual void Serialize(IntermediateWriter output, T const& value, ContentSerializerAttribute& format) = 0;
+		ContentTypeSerializer_T() {}
+		ContentTypeSerializer_T(std::string const& xmlTypeName) : ContentTypeSerializer(xmlTypeName) {}
 
-		void Serialize(IntermediateWriter output, std::any const& value, ContentSerializerAttribute& format) override {				
+		//Serializes an object to intermediate XML format.
+		virtual void Serialize(IntermediateWriter& output, T const& value, ContentSerializerAttribute& format) = 0;
+
+		//Serializes an object to intermediate XML format.
+		void Serialize(IntermediateWriter& output, std::any const& value, ContentSerializerAttribute& format) override {
 			Serializer<T>(output, CastType(value), format);
 		}
 
-		virtual T Deserialize(IntermediateWriter input, ContentSerializerAttribute& format, T& existingInstance) = 0;
+		//Deserializes a strongly typed object from intermediate XML format.
+		virtual T Deserialize(IntermediateWriter& input, ContentSerializerAttribute& format, T& existingInstance) = 0;
 
-		std::any Deserialize(IntermediateWriter input, ContentSerializerAttribute& format, std::any const& existingInstance) override {			 
+		//Deserializes a strongly typed object from intermediate XML format.
+		std::any Deserialize(IntermediateWriter& input, ContentSerializerAttribute& format, std::any const& existingInstance) override {
 
 			if constexpr (XnaHelper::IsSmartPoint<T>() && !existingInstance.has_value())
 				return T();
@@ -71,10 +153,6 @@ namespace xna {
 			return obj;
 		}
 
-	protected:
-		ContentTypeSerializer_T() {}
-		ContentTypeSerializer_T(std::string const& xmlTypeName) : ContentTypeSerializer(xmlTypeName){}	
-
 	private:
 		static T CastType(std::any const& value) {
 			try {

includes/pipeline/serializers.hpp

@@ -0,0 +1,48 @@
+#ifndef XNA_PIPELINE_SERIALIZERS_HPP
+#define XNA_PIPELINE_SERIALIZERS_HPP
+
+#include "serialization.hpp"
+#include "xna/exception.hpp"
+#include <any>
+#include <memory>
+#include <string>
+#include <vector>
+
+namespace xna {
+	class XmlListReader {
+	public:
+		XmlListReader(std::shared_ptr<IntermediateReader> const& reader) : reader(reader) {
+			if (this->reader == nullptr)
+				Exception::Throw(Exception::INVALID_OPERATION);
+
+			//this.enumerator = ((IEnumerable<string>) reader.Xml.ReadContentAsString().Split(XmlListReader.listSeparators, StringSplitOptions.RemoveEmptyEntries)).GetEnumerator();
+		}
+
+		constexpr bool AtEnd() const { return atEnd; }
+
+	private:
+		std::shared_ptr<IntermediateReader> reader;
+		std::vector<std::string> enumerator;
+		bool atEnd{ false };
+	};
+
+	struct IXmlListItemSerializer {
+		virtual std::any Deserialize(XmlListReader const& list) = 0;
+	};
+
+	template <typename T>
+	class XmlListItemSerializer : public ContentTypeSerializer_T<T>, public IXmlListItemSerializer {
+	public:
+		XmlListItemSerializer(){}
+		XmlListItemSerializer(std::string const& xmlTypeName) : ContentTypeSerializer_T(xmlTypeName) {}
+
+		virtual T Deserialize(XmlListReader& input) = 0;
+
+		T Deserialize(IntermediateReader& input, ContentSerializerAttribute& format, T& existingInstance) override {		
+
+			
+		}
+	};
+}
+
+#endif

includes/xna/content/serializer.hpp

@@ -11,7 +11,7 @@ namespace xna {
 		//Gets or sets the XML element name for each item in a collection (default = "Item"). 
 		std::string CollectionItemName;
 		//Gets or sets a value idicating whether to write member contents directly into the current XML context rather than wrapping the member in a new XML element (default=false). 
-		bool FlatternContent{ false };
+		bool FlattenContent{ false };
 		//Indicates whether to write this element if the member is null and skip past it if not found when deserializing XML (default=false). 
 		bool Optional{ false };
 		//Get or set a value indicating whether this member can have a null value (default=true).

includes/xna/csharp/xml.hpp

@@ -7,6 +7,10 @@ namespace xna {
 	class XmlReader {
 
 	};
+
+	class XmlWriter {
+
+	};
 }
 
 #endif

sources/CMakeLists.txt

@@ -1,3 +1,3 @@
 add_subdirectory ("framework")
 add_subdirectory ("framework-dx")
-add_subdirectory ("pipeline")
+#add_subdirectory ("pipeline")

sources/pipeline/CMakeLists.txt

@@ -6,7 +6,10 @@
 add_library (Xn65Pipeline STATIC 
 "writer.cpp"
 "compiler.cpp"
- "importer.cpp" "graphics.cpp" "pipeline.cpp")
+"importer.cpp" 
+"graphics.cpp" 
+"pipeline.cpp" 
+"serializers.cpp" "serialization.cpp")
 
 if (CMAKE_VERSION VERSION_GREATER 3.12)
   set_property(TARGET Xn65Pipeline PROPERTY CXX_STANDARD 20)

sources/pipeline/serialization.cpp

@@ -0,0 +1,9 @@
+#include "pipeline/serialization.hpp"
+
+namespace xna {
+	std::shared_ptr<IntermediateSerializer> IntermediateSerializer::SingletonInstance() {
+		if (singletonInstance == nullptr)
+			singletonInstance = std::make_shared<IntermediateSerializer>();
+
+		return singletonInstance;
+	}

sources/pipeline/serializers.cpp

@@ -0,0 +1,5 @@
+#include "pipeline/serializers.hpp"
+
+namespace xna {
+
+}