Unique identifier for this theme.
This is derived by combining the theme family and type
Unique identifier for the ThemeFamily this theme is in.
This is derived from the key of the ThemeFamiliesById this theme is in
The kind of theme (e.g. light, dark). Some UI elements use the theme type to determine how to look. Colors not present in the theme will fall back to the built-in colors for this type.
This is derived from the key of the ThemeFamily this theme is in
ThemeDefinition with some additional properties derived from the ThemeFamiliesById it comes from to help with managing the theme