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  1. Qt
  2. QTBUG-36066

Qt5 apps cannot display japanese characters properly when compiled with HarfBuzz-NG

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Details

    • Bug
    • Resolution: Done
    • Not Evaluated
    • 5.3.0
    • 5.2.0
    • GUI: Text handling
    • None
    • Relevant Archlinux packages:
      * qt5-base 5.2.0 (Qt5 base libraries)
      * otf-ipafont 003.03 (japanese fonts)
      * harfbuzz 0.9.24
    • 11fe2bcd7b3b62e61b06b1bc0794cd538431a696 b7f013bf1919486dab56a4436a17a3878341a1d5

    Description

      All of the Qt5 apps cannot display correctly some japanese characters, showing squares instead.

      Steps to reproduce:

      • Open any Qt5 application that have a text field (used Qt designer).
      • Paste 初音ミク on any text field (used the filter box)
      • The last two characters shows as squares.

      Archlinux bug report: https://bugs.archlinux.org/task/38430

      Attachments

        1. designer-qt5_qt-harfbuzz_lang-ja.jpg
          21 kB
          Cesar Garcia
        2. designer-qt5_qt-harfbuzz-old_lang-ja.jpg
          20 kB
          Cesar Garcia
        3. japanese_text.jpg
          15 kB
          Cesar Garcia

        Issue Links

          relates to

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-29930 Unicode script itemization code needs to be re-worked

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Open

          Task - A task that needs to be done. QTBUG-18980 Use harfbuzz-ng for text layout

          • P3: Somewhat important - Should be fixed, but doesn't affect the release in any way.
          • Closed
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            People

              ritt.ks Konstantin Ritt
              cesarg9 Cesar Garcia
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              Dates

                Created:
                Updated:
                Resolved:

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