Famm Android改善記

2023/3/22 Ebisu.mobile #1
スライド内に一部動画が含まれているので、YouTubeの閲覧をおすすめします。

Transcript

1. Famm Android ٕज़ෛ࠴ղফه Ebisu.mobile #1 @akatsuki174
2. ֓ཁ
3. ֓ཁ • Android൛FammͰͲΜͳٕज़ෛ࠴͕͋ΓɺͲΜͳ ۤ࿑͕͋ͬͨͷ͔Λ঺հ • ΈΜͳͷ໾ʹཱͨͳ͍͜ͱʢݹ͍Ҩ࢈͕ͳ͍͜ͱʣ Λف͍ͬͯΔΑ…
4. ࣗݾ঺հ
5. • Android/iOS/FlutterΤϯδχΞ • 1ࣇͷ฼ • εϓϥτΡʔϯ3͸΋Έ͡ɹɹ γϡʔλʔ
6. ThreeTenABPͷ࡟আ
7. ThreeTenABPͱ͸ • Java8͔Βಋೖ͞ΕͨDate and Time APIΛAndroid Ͱར༻ՄೳͳΑ͏ʹόοΫϙʔτͨ͠΋ͷ • ৄ͘͠͸ͪ͜ΒΛͲ͏ͧ • https://techblog.timers-inc.com/entry/ 2016/06/27/121939
9. ࠩ͠ସ͑࡞ۀ • جຊతʹ͸org.threeten.bpΛjava.timeʹ͢Δ͚ͩ ͰOK
10. ViewPager-> ViewPager2΁ͷҠߦ
11. ViewPagerʢ2ʣͱ͸ • JetpackϥΠϒϥϦͷதͷ̍ͭ • ը໘εϫΠϓͰϏϡʔ΍ϑϥάϝϯτΛ੾Γସ͑Δ ͜ͱ͕Ͱ͖Δ
12. Nested Scroll͕ޮ͔ͳ͍໰୊ • ViewPagerͷதͰViewPagerΛ࢖͍ͬͯΔͱ͜Ζ͕ ͋ͬͨ • ViewPagerͰ͸໰୊ͳ͔͕ͬͨɺViewPager2ʹ͠ ͨͱ͜Ζ਌ͷεΫϩʔϧ͕༏ઌ͞Εͯ͠·͍ɺࢠͷ εΫϩʔϧ͕Ͱ͖ͳ͘ͳͬͯ͠·ͬͨ
14. Nested Scroll͕ޮ͔ͳ͍໰୊ IUUQTEFWFMPQFSBOESPJEDPNEFWFMPQVJWJFXTBOJNBUJPOTWQNJHSBUJPO IMFOOFTUFE TDSPMMBCMFT
15. IUUQTHJUIVCDPNBOESPJEWJFXTXJEHFUTTBNQMFTCMPCNBTUFS7JFX1BHFSBQQTSDNBJOKBWB BOESPJEYWJFXQBHFSJOUFHSBUJPOUFTUBQQ/FTUFE4DSPMMBCMF)PTULU
16. ίʔυྫ
18. ࣍View͕νϥݟͤͰ͖ͳ͍໰୊ • ԣεΫϩʔϧ͕Ͱ͖ΔΑ͏ʹͨ͠Pager෦෼Ͱى͖ ͨ໰୊ • ࣍ͷView͕νϥݟ͑͢ΔUIʹ͍ͯͨ͠͸͕ͣɺ࣍ ͷView͕ݟ͑ͳ͍ঢ়ଶʹͳ͍ͬͯͨ
20. ίʔυྫ
23. ͦͷଞमਖ਼ • Listener΍Adapter΋ViewPager2ʹ߹͏Α͏ʹमਖ਼
24. ExoPlayerͷΞοϓσʔτ ʢr2.2.0->2.18.2ʣ
25. ExoPlayerͱ͸ • AndroidͰಈը΍ԻָΛѻ͏ͨΊͷMediaPlayer • FammͰ͸ಈը࠶ੜͷͨΊʹಋೖ͍ͯ͠Δ
26. ϋϚΓϙΠϯτ • ͱʹ͔͘API͕͜Ζ͜ΖมΘΔ • ϚΠφʔόʔδϣϯΞοϓσʔτͰ΋มΘΔ • 2.4.0͔ΒSeekBar->DefaultTimeBarʹมΘͬͨ
27. ExoPlayer->Jetpack Media3 ΁ͷҠߦ ʢதࢭʣ
28. Jetpack Media3ͱ͸ • ಈըɺԻָ༻ͷϥΠϒϥϦ • ExoPlayer͕౷߹͞Ε͍ͯΔ • কདྷతʹ͸Media3΁ͷҠߦ͕ඞཁ
29. IUUQTTQFBLFSEFDLDPNNJYJ@FOHJOFFSTOJBOOPEPOHIVB[BJTIFOHBQVSJOP[VPSJGBOH
30. Ұ෦͏·͍͔͘ͳ͔ͬͨ • मਖ਼͕େ෯ʹඞཁͳՕॴ͸ͳ͘ɺجຊతʹ͸͏·͘ ͍ͬͨ • ͕ɺҰ෦Ϙλϯλοϓʹ໰୊͕ൃੜͨ͠ • ͷͪͷόʔδϣϯΞοϓͰมԽ͋Δ͔ͳ͊ͱࢥ͍ ͍ͬͨΜอཹ
34. IUUQTEFWFMPQFSBOESPJEDPNDPEFMBCTFYPQMBZFSJOUSP IMKB
35. Glide->Coil΁ͷҠߦ ʢதࢭʣ
36. Coilʹ͠Α͏ͱͨ͠ • ͜Ε͔ΒJetpackComposeΛೖΕ͍͖͍ͯͨͷͰ Coilʹ͠Α͏ͱࢥͬͨ • ͕ɺCoil൛GlideFaceDetectionTransformationɹ ʢإͷҐஔΛத৺ʹBitmapΛੜ੒͢Δ Transformationʣ͕ݟ͔ͭΒͣɺͻͱ·ͣGlideΛ ࢖͍ଓ͚Δ͜ͱʹ
37. ͦͷଞ
38. ͱʹ͔͘Ξοϓσʔτ • όʔδϣϯ൪߸Λม͑Δ͚ͩͰOKͳϥΠϒϥϦ΋ ؚΊͯͱʹ͔͘ݹ͍ϥΠϒϥϦΛΞοϓσʔτͨ͠ • Kotlin΋JetpackComposeͷͨΊʹΞοϓσʔτ
39. ༨ஊɿDependabot • Ξοϓσʔτ͕ೖ͍ͬͯΔϥΠϒϥϦ͕͋ͬͨΒࣗ ಈͰPRΛ࡞ͬͯ͘ΕΔ΍ͭ • GitHub্Ͱϙνϙν͢Δ͚ͩͰઃఆͰ͖Δ • νϟϯε͕͋Ε͹ೖΕͯΈ͔ͨͬͨ
40. ͓ΘΓ