初始提交: UE5.3项目基础框架

Plugins/CesiumForUnreal/Source/ThirdParty/include/CesiumJsonReader/ExtensibleObjectJsonHandler.h

@@ -0,0 +1,58 @@
+#pragma once
+
+#include "DictionaryJsonHandler.h"
+#include "ExtensionsJsonHandler.h"
+#include "JsonObjectJsonHandler.h"
+#include "JsonReaderOptions.h"
+#include "ObjectJsonHandler.h"
+
+#include <CesiumUtility/ExtensibleObject.h>
+#include <CesiumUtility/JsonValue.h>
+
+namespace CesiumJsonReader {
+
+/**
+ * @brief An \ref IJsonHandler for reading \ref CesiumUtility::ExtensibleObject
+ * "ExtensibleObject" types.
+ */
+class ExtensibleObjectJsonHandler : public CesiumJsonReader::ObjectJsonHandler {
+public:
+  /**
+   * @brief Creates an \ref ExtensibleObjectJsonHandler with the specified
+   * options.
+   *
+   * @param context Options to configure how the JSON is parsed.
+   */
+  explicit ExtensibleObjectJsonHandler(
+      const JsonReaderOptions& context) noexcept;
+
+protected:
+  /**
+   * @brief Resets the current parent of this handler, and the current object
+   * being handled.
+   */
+  void reset(IJsonHandler* pParent, CesiumUtility::ExtensibleObject* pObject);
+  /**
+   * @brief Reads a property of an \ref CesiumUtility::ExtensibleObject
+   * "ExtensibleObject" from the JSON.
+   *
+   * @param objectType The name of the ExtensibleObject's type.
+   * @param str The object key being read.
+   * @param o The \ref CesiumUtility::ExtensibleObject "ExtensibleObject" we're
+   * currently reading into.
+   */
+  IJsonHandler* readObjectKeyExtensibleObject(
+      const std::string& objectType,
+      const std::string_view& str,
+      CesiumUtility::ExtensibleObject& o);
+
+private:
+  CesiumJsonReader::DictionaryJsonHandler<
+      CesiumUtility::JsonValue,
+      CesiumJsonReader::JsonObjectJsonHandler>
+      _extras;
+  ExtensionsJsonHandler _extensions;
+  JsonObjectJsonHandler _unknownProperties;
+  bool _captureUnknownProperties;
+};
+} // namespace CesiumJsonReader