feat: add initial People Playground mod development kit

extracted_wiki_content/internalReference/dragtool.txt

@@ -0,0 +1,63 @@
+URL: https://wiki.studiominus.nl/internalReference/DragTool.html
+Title: People Playground Modding - DragTool
+==================================================
+
+public class DragTool
+Inherits ToolBehaviour
+No description provided
+Properties
+protected bool IsSnapping
+No description provided
+
+protected Vector3 MousePosWithSnap
+No description provided
+
+public override bool UsesEmptyDrag
+No description provided
+
+public override bool HideHeldOutline
+No description provided
+
+public override bool ShowOutlineOnlyOnHover
+No description provided
+
+Methods
+protected virtual void Update()
+No description provided
+
+protected virtual float GetDragFunction()
+No description provided
+
+public static PhysicalBehaviour GetHeldObject()
+[Obsolete]
+No description provided
+
+public override void OnSelect()
+No description provided
+
+protected virtual float GetDraggerMassFunction()
+No description provided
+
+public static bool IsAnyParentSelected(PhysicalBehaviour phys)
+No description provided
+
+public override void OnHold()
+No description provided
+
+protected virtual void MoveToMouse()
+No description provided
+
+public override void OnDeselect()
+No description provided
+
+public override void OnFixedHold()
+No description provided
+
+public override void OnToolChosen()
+No description provided
+
+public override void OnToolUnchosen()
+No description provided
+
+protected virtual float DragStrengthFunction()
+No description provided