Review Request: Fix for artifacts in the path point handles

[Commit Hook]

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This review has been submitted with commit 1b1e18d6c5c96322e959309375fa33f006e42aa7 by Sven Langkamp to branch master.

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On Aug. 3, 2012, 12:59 a.m., Sven Langkamp wrote:
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> (Updated Aug. 3, 2012, 12:59 a.m.)
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> Review request for Calligra.
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> Description
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> When editing a path in Krita the path tool causes some artifacts. See attached screenshot. The problem is that the handles only update the current position of the handle, but not the previous. The patch keeps the previous rect to update it in the next update. It's a bit ugly, but I didn't find a better fix.
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> Diffs
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>   libs/flake/tools/KoPathToolHandle.h 796667f 
>   libs/flake/tools/KoPathToolHandle.cpp e37a7a7 
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> Diff: http://git.reviewboard.kde.org/r/105834/diff/
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> Testing
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> Tested in Krita, solves the artifacts problem.
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> Screenshots
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> Artifacts
>   http://git.reviewboard.kde.org/r/105834/s/662/
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> Thanks,
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> Sven Langkamp
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