D29421: Get rid of pixelation on HiDPI displays

[Yuri Chornoivan]

yurchor created this revision.
yurchor added a reviewer: cfeck.
Herald added a project: KDE Edu.
Herald added a subscriber: kde-edu.
yurchor requested review of this revision.

REVISION SUMMARY
  KmPlot has a bad HiDPI support.
  
  BUG: 419527

TEST PLAN
  1. Run "QT_SCALE_FACTOR=1.2 kmplot"
  2. Add a graph by clicking on "Create > Cartesian Plot" and enter f(x)=x^2
  
  No pixelation should be observed.

REPOSITORY
  R334 KmPlot

BRANCH
  master

REVISION DETAIL
  https://phabricator.kde.org/D29421

AFFECTED FILES
  kmplot/view.cpp

To: yurchor, cfeck
Cc: kde-edu, narvaez, apol
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