On Fri, 12 Jul 2024 15:54:24 GMT, Markus Mack <mm...@openjdk.org> wrote:

>> This PR is a fix for another IOOBE that I discovered while working on #1476.
>> 
>> The PR simplifies the code for adding a series that already contains data by 
>> adding the data points one-by-one.
>> As far as I can see no attempt was previously made to optimize the bulk 
>> operation except for some trivial O(1) operations, so this should have no 
>> noticable performance impact.
>> 
>> Accidentally this fixes another bug related to the missing "negative" style 
>> class when negative data values are added.
>> 
>> Also, the PR aligns the handling of duplicate categories with the behavior 
>> clarified in #1476, when there are duplicates in the data that was already 
>> in the series before the series was added to the chart.
>> 
>> Note a change was made to the createTestSeries() test method, letting it 
>> start at index 1, avoiding the duplicate data items resulting from 
>> multiplying by 0.
>> Without this change `testSeriesRemoveAnimatedStyleClasses` would fail 
>> because it counts the number of plot children, where the duplicates are now 
>> removed.
>
> Markus Mack has updated the pull request with a new target base due to a 
> merge or a rebase. The pull request now contains three commits:
> 
>  - Merge remote-tracking branch 'refs/remotes/origin/master' into 
> fixes/bar-chart-add-nonempty-series
>    
>    # Conflicts:
>    #  
> modules/javafx.controls/src/test/java/test/javafx/scene/chart/BarChartTest.java
>  - BarChart: Fix adding non-empty series
>  - BarChart: Add styleClass "negative" for added data

I don't see the 'negative' style added to negative bars.  I do see BarChart:261 
being hit, but nothing in the scene graph.

Tested with the Monkey Tester and double checked with Scenic View 11.0.2:

![Screenshot 2024-07-12 at 09 18 
36](https://github.com/user-attachments/assets/9f7d3a23-cce2-4d36-91e0-e84f24e0fd49)

-------------

PR Comment: https://git.openjdk.org/jfx/pull/1488#issuecomment-2225917257

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