textSize property Null safety

1. mapbox_maps
2. mapbox_maps
3. PointAnnotation
4. textSize property

PointAnnotation class

1. Constructors
2. PointAnnotation
3. Properties
4. geometry
5. hashCode
6. iconAnchor
7. iconColor
8. iconHaloBlur
9. iconHaloColor
10. iconHaloWidth
11. iconImage
12. iconOffset
13. iconOpacity
14. iconRotate
15. iconSize
16. id
17. image
18. runtimeType
19. symbolSortKey
20. textAnchor
21. textColor
22. textField
23. textHaloBlur
24. textHaloColor
25. textHaloWidth
26. textJustify
27. textLetterSpacing
28. textMaxWidth
29. textOffset
30. textOpacity
31. textRadialOffset
32. textRotate
33. textSize
34. textTransform
35. Methods
36. encode
37. noSuchMethod
38. toString
39. Operators
40. operator ==
41. Static methods
42. decode