1. Properties
2. boundingBoxes
3. contentLength
4. hashCode
5. runtimeType
6. size
7. value
8. Methods
9. addListener
10. dispatchSelectionEvent
11. dispose
12. getSelectedContent
13. getSelection
14. getTransformTo
15. noSuchMethod
16. pushHandleLayers
17. removeListener
18. toString
19. Operators
20. operator ==