Values constructor Null safety

1. baguette
2. Values
3. Values
4. Values constructor

Values class

1. Constructors
2. Values
3. Properties
4. hashCode
5. runtimeType
6. Methods
7. noSuchMethod
8. toString
9. Operators
10. operator ==
11. Constants
12. offset_year
13. opacity_full
14. opacity_half
15. opacity_zero