RFR: 8322140: javax/swing/JTable/JTableScrollPrintTest.java does not print the rows and columns of the table in NimbusLookAndFeel

Tejesh R tr at openjdk.org
Thu Apr 4 09:58:10 UTC 2024


On Thu, 4 Apr 2024 09:12:22 GMT, Prasanta Sadhukhan <psadhukhan at openjdk.org> wrote:

> Can you please explain why you need to handle MultiResolutionImage for this printing issue for NimbusL&F and why was it not needed for other L&F Also, you need to add this bugid to the test

The fix is for L&F other than Nimbus. It is working in Nimbus since Image drawing is handled by SunGraphics2D class in [drawHIDPIImage()](https://github.com/openjdk/jdk/blob/b9da14012da5f1f72d4f6e690c18a43e87523173/src/java.desktop/share/classes/sun/java2d/SunGraphics2D.java#L3126) method. Whereas other L&F, pathGraphics handles ImageDrawing where MultiResolutionImage is not yet handled. The fix which I proposed for [8210807](https://github.com/openjdk/jdk/commit/38bbbe7588c94d3a0edd1c120ba49cbd0851a720) bug fixed for Non-Nimbus L&F but caused regression for Nimbus. Hence after further analysis and study the root cause was found out to be Non-handling of MultiResolutionImage in [getBufferedImage()](https://github.com/openjdk/jdk/blob/b9da14012da5f1f72d4f6e690c18a43e87523173/src/java.desktop/share/classes/sun/print/PathGraphics.java#L1122).

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PR Comment: https://git.openjdk.org/jdk/pull/18187#issuecomment-2036727358


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