<Swing Dev> [9] Review request for 8164032 JViewport backing store image is not scaled on HiDPI display

Alexandr Scherbatiy alexandr.scherbatiy at oracle.com
Wed Aug 17 11:02:48 UTC 2016


Hello,

Could you review the updated fix:
   http://cr.openjdk.java.net/~alexsch/8164032/webrev.01

The generic transform is used for the backing store image scaling.

Thanks,
Alexandr.

On 8/15/2016 4:58 PM, Sergey Bylokhov wrote:
> Hi, Alexandr.
> I doubt that getScaleX/getScaleY can be used here because the scale 
> can be generic(translate+rotate+scale). How this cache will work if 
> transform will be changed after we save "backingStoreImage"?
>
> On 15.08.16 16:16, Alexandr Scherbatiy wrote:
>>
>> Hello,
>>
>> Could you review the fix:
>>   bug: https://bugs.openjdk.java.net/browse/JDK-8164032
>>   webrev: http://cr.openjdk.java.net/~alexsch/8164032/webrev.00
>>
>>   The fix scales the JViewport backing store image when graphics
>> transform is not identity.
>>
>>  Thanks,
>>  Alexandr.
>>
>
>




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