RFR: 8332895: Support interpolation for backgrounds and borders [v18]

[Michael Strauß]

On Sat, 10 Aug 2024 11:33:43 GMT, John Hendrikx <jhendrikx at openjdk.org> wrote:

>> Yes, that's a good idea, I was mainly worried about introducing a new public API that we can't remove later when we haven't figured out yet what the best direction would be.  With this API removed, I think we can get this merged.
>
> One more thing.  You introduced `transition` short hand version.  Is it maybe a good idea to not do this yet until we have a better idea how to deal with them?  Shorthand properties are just a convenience; the feature will work without them.  If it was already released, then can ignore this as we're too late.

The `transition` shorthand is already on track to be released, and we’re deep into RDP2.

However, `TransitionDefinitionConverter` is not public API, it’s implementation can move around freely.

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PR Review Comment: https://git.openjdk.org/jfx/pull/1522#discussion_r1712646742