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== Current status ==
== Current status ==
* Targeted release: [[Releases/19 | Fedora 19 ]]  
* Targeted release: [[Releases/19 | Fedora 19 ]]  
* Last updated: 2013-02-06
* Last updated: 2013-03-19
* Percentage of completion: 60%
* Percentage of completion: 100%


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== Detailed Description ==
== Detailed Description ==
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== Scope ==
== Scope ==
<!-- What work do the developers have to accomplish to complete the feature in time for release?  Is it a large change affecting many parts of the distribution or is it a very isolated change? What are those changes?-->
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* Import marisa-trie, libkkc, ibus-kkc packages to Fedora (packages are available in [http://repos.fedorapeople.org/repos/ueno/libkkc/fedora-18/x86_64/ private repo])
* Import marisa-trie, libkkc, ibus-kkc packages to Fedora (done)
* make ibus-kkc as the default Japanese input method
* Make ibus-kkc as the default Japanese input method (done)
** port necessary features like keybinding editor from other IMEs
* port necessary features like keybinding editor from other IMEs (done)


== How To Test ==
== How To Test ==
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== Dependencies ==
== Dependencies ==
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* libkkc (on review)
* libkkc (packaged)
* marisa (packaged)
* marisa (packaged)


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* Provide Anthy compatible library only and keep ibus-anthy as the default Japanese input method
* Keep ibus-anthy as the default Japanese input method


== Documentation ==
== Documentation ==
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* ibus-kkc with new libkkc backend provides a more intelligent Kana Kanji input method and speed up the user input of Japanese characters.
* The default Japanese input method changed to ibus-kkc, which uses a new libkkc backend that provides a more intelligent Kana Kanji conversion method.  It will speed up the user input of Japanese characters.


== Comments and Discussion ==
== Comments and Discussion ==
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[[Category:FeatureAcceptedF19]]
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Latest revision as of 04:39, 10 December 2020


libkkc

Summary

libkkc, a new Japanese Kana Kanji input library, will be available in Fedora 19, along with an IBus input method engine which uses libkkc as backend (ibus-kkc). ibus-kkc will be the default Japanese input method in place of ibus-anthy.

Owner

  • Email: ueno at gnu.org

Current status

  • Targeted release: Fedora 19
  • Last updated: 2013-03-19
  • Percentage of completion: 100%


Detailed Description

There are currently two options for typical users to input Japanese sentences: ibus-anthy or ibus-mozc. However, both have issues:

  • ibus-anthy
    • Anthy, the backend library, has been dead upstream for years.
    • The accuracy is not good because of bugs in the core algorithm of Anthy.
  • ibus-mozc
    • Contributions to the input method are limited to Google employees.
    • There are no library interface. That means it cannot easily be used by other input method frameworks than IBus, such as Fcitx and uim.

libkkc and ibus-kkc will be a better replacement of those.

Benefit to Fedora

  • Users will get more intelligent and openly developed Japanese input method.
  • Developers will be able to use libkkc easily from their input method frameworks.

Scope

  • Import marisa-trie, libkkc, ibus-kkc packages to Fedora (done)
  • Make ibus-kkc as the default Japanese input method (done)
  • port necessary features like keybinding editor from other IMEs (done)

How To Test

  1. Try to add "Japanese (Kana Kanji)" input source from gnome-control-center Region panel.
  2. Enable "Japanese (Kana Kanji)" input source from the gnome-shell.
  3. Input some Japanese text, say "watashinonamaehanakanodesu", to input a Kana-string "わたしのなまえはなかのです"
  4. Type Space to convert it to a Kana-Kanji-mixed-string "わたしの名前は中野です".

User Experience

  • With the libkkc back end, Japanese users can speed up the Kana Kanji input thanks to its high accuracy algorithm than ibus-anthy.

Dependencies

  • libkkc (packaged)
  • marisa (packaged)

Contingency Plan

  • Keep ibus-anthy as the default Japanese input method

Documentation

Release Notes

  • The default Japanese input method changed to ibus-kkc, which uses a new libkkc backend that provides a more intelligent Kana Kanji conversion method. It will speed up the user input of Japanese characters.

Comments and Discussion