D25339: KateRenderer: Use representitive character in CJK to estimate the fontHeight.

Xuetian Weng noreply at phabricator.kde.org
Sun Nov 17 20:42:56 GMT 2019

xuetianweng added a comment.

  Any idea about how konsole derive
  In D25339#563656 <https://phabricator.kde.org/D25339#563656>, @cullmann wrote:
  > The issue with this approach is, that you get "too high" lines for the case that none of this characters ever appear.
  >  Beside that, unfortunately, you get rendering artifacts in addition, as Qt will not paint e.g. selection high enough for lines without such chars.
  > See e.g. attached screenshot.F7768081: rendering_issue.png <https://phabricator.kde.org/F7768081>
  Then what is the ideal solution to you for this case?
  Having different font height for every line? Or keep this "slightly higher line" by do vertical center align  and fix the artifact?
  At least the current state doesn't look right to me and I think it need to be fixed.

  R39 KTextEditor


To: xuetianweng, #ktexteditor, cullmann, dhaumann
Cc: kde-frameworks-devel, kwrite-devel, LeGast00n, GB_2, domson, michaelh, ngraham, bruns, demsking, cullmann, sars, dhaumann
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