[MacPorts] #45910: okular @0.6.4 makes broken screen when scrolling

[MacPorts]

#45910: okular @0.6.4 makes broken screen when scrolling
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  Reporter:  lightoml@…  |      Owner:  nicos@…
      Type:  defect      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:
      Port:  okular      |
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Comment (by xfacter@…):

 A quick fix would be to disable diagonal scrolling and only allow
 vertical/horizontal depending on scroll angle. Is there any other news yet
 on this issue?

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Ticket URL: <https://trac.macports.org/ticket/45910#comment:20>
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