<AWT Dev> [9] Review request for 8031573 [macosx] Checkmarks of JCheckBoxMenuItems aren't rendered in high resolution on Retina

Sergey Bylokhov Sergey.Bylokhov at oracle.com
Tue Feb 18 04:20:45 PST 2014


Hi, Alexander.
The fix looks good then.

On 17.02.2014 18:38, Alexander Scherbatiy wrote:
> On 2/14/2014 3:16 PM, Sergey Bylokhov wrote:
>> On 2/14/14 2:32 PM, Alexander Scherbatiy wrote:
>>> On 2/14/2014 2:12 AM, Sergey Bylokhov wrote:
>>>> Hi, Alexander.
>>>> Did you check option of loading of the picture on demand?Since most 
>>>> of the time x2 version is useless on non hdpi and vice versa.
>> Yes but in this particular case menu items will be painted in one 
>> particular scale only.
>
>    I have created the separate issue on it:  8035069 [macosx] Loading 
> resolution variants by demand
>      https://bugs.openjdk.java.net/browse/JDK-8035069
>
>   Thanks,
>   Alexandr.
>>> It's not quite true.
>>>     MacOSX choses a necessary image representation based on the 
>>> current transformations. Setting current transformation to scale 2x 
>>> leads
>>>     that the high resolution image is drawn even on non HiDPI display.
>>>
>>>     There is a similar mechanism for the MultiResolution toolkit 
>>> images. The base image is drawn in case if the high-resolution image 
>>> has not been loaded yet.
>>>     It has an issue that if there is no one more repaint event the 
>>> image with high resolution is not shown.
>>>
>>>    I would suggest to move this topic to a separate issue.
>>>
>>>   Thanks,
>>>   Alexandr.
>>>
>>>>
>>>> On 13.02.2014 18:04, Alexander Scherbatiy wrote:
>>>>>
>>>>> Hello,
>>>>>
>>>>> Could you review the fix:
>>>>>   bug: https://bugs.openjdk.java.net/browse/JDK-8031573
>>>>>   webrev: http://cr.openjdk.java.net/~alexsch/8031573/webrev.00
>>>>>
>>>>>   The NSMenu* system icons are templates and do not have image 
>>>>> representations.
>>>>>
>>>>>   The fix retrieves images with original and double size from an 
>>>>> NSImage and put them to a MultiResolution image.
>>>>>   The fix also adds sun.awt.image.MultiResolutionBufferedImage 
>>>>> class which can be used uniformly for a Multiresolution image 
>>>>> creation.
>>>>>
>>>>>   The fix is independent of the fix 8033534 Get MultiResolution 
>>>>> image from native system
>>>>> http://mail.openjdk.java.net/pipermail/awt-dev/2014-February/006991.html 
>>>>>
>>>>>   because CImage.createImageFromName(imageName) never returns a 
>>>>> MultiResolution image for templates.
>>>>>   But the fix 8033534 can be updated to use the 
>>>>> MultiResolutionBufferedImage.
>>>>>
>>>>> Thanks,
>>>>> Alexandr.
>>>>>
>>>>
>>>>
>>>
>>
>>
>


-- 
Best regards, Sergey.



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