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Posted to dev@pivot.apache.org by "Todd Volkert (JIRA)" <ji...@apache.org> on 2009/04/12 04:35:14 UTC

[jira] Updated: (PIVOT-66) Optimize Viewport by only painting the revealed area

     [ https://issues.apache.org/jira/browse/PIVOT-66?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Todd Volkert updated PIVOT-66:
------------------------------

    Fix Version/s:     (was: 1.2)
                   1.3

> Optimize Viewport by only painting the revealed area
> ----------------------------------------------------
>
>                 Key: PIVOT-66
>                 URL: https://issues.apache.org/jira/browse/PIVOT-66
>             Project: Pivot
>          Issue Type: Improvement
>          Components: wtk
>    Affects Versions: 1.1
>            Reporter: Todd Volkert
>            Assignee: Todd Volkert
>            Priority: Minor
>             Fix For: 1.3
>
>
> We can cache the paint results of a Viewport in a BufferedImage and re-use that image when the scroll top or scroll left changes, thus enabling us to clip the paint region to just the bounds that were revealed by the scroll change.

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