merge `master` into `loek/savemgr`

1 files changed, 43 insertions, 0 deletions

diff --git a/src/crepe/api/Metadata.h b/src/crepe/api/Metadata.h
new file mode 100644
index 0000000..c61e006
--- /dev/null
+++ b/src/crepe/api/Metadata.h
@@ -0,0 +1,43 @@
+#pragma once
+
+#include <string>
+#include <vector>
+
+#include "../Component.h"
+
+namespace crepe {
+
+/**
+ * \brief Metadata component
+ * 
+ * This class represents the Metadata component. It stores the name, tag, parent
+ * and children of a GameObject.
+ */
+class Metadata : public Component {
+public:
+	/**
+	 * \param game_object_id The id of the GameObject this component belongs to
+	 * \param name The name of the GameObject
+	 * \param tag The tag of the GameObject
+	 */
+	Metadata(game_object_id_t id, const std::string & name,
+			 const std::string & tag);
+	/**
+	 * \brief Get the maximum number of instances for this component
+	 *
+	 * \return The maximum number of instances for this component
+	 */
+	virtual int get_instances_max() const { return 1; }
+
+public:
+	//! The name of the GameObject
+	const std::string name;
+	//! The tag of the GameObject
+	const std::string tag;
+	//! The id of the parent GameObject (-1 if no parent)
+	game_object_id_t parent = -1;
+	//! The ids of the children GameObjects
+	std::vector<game_object_id_t> children;
+};
+
+} // namespace crepe