Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
tvOSのリスト系のインデックスラベルを自作してみる
Search
toshi0383
November 20, 2017
Programming
0
630
tvOSのリスト系のインデックスラベルを自作してみる
Swift愛好会 vol24での発表資料です。
https://love-swift.connpass.com/event/67581
toshi0383
November 20, 2017
Tweet
Share
More Decks by toshi0383
See All by toshi0383
CoreDataはじめました
toshi0383
0
150
Swiftコードバトル必勝法
toshi0383
1
280
Sheets API使ってみた
toshi0383
2
340
visionOSについてGlobeeが取り組んでいること
toshi0383
0
520
agile20150512-150512055145-lva1-app6892.pdf
toshi0383
0
210
たのしいAirPlay
toshi0383
1
710
Profiling using Signpost
toshi0383
2
950
AVPlayer周りの設計tips
toshi0383
6
880
cmdshelf::from("Swift")
toshi0383
3
880
Other Decks in Programming
See All in Programming
10 Costly Database Performance Mistakes (And How To Fix Them)
andyatkinson
0
330
Webの外へ飛び出せ NativePHPが切り拓くPHPの未来
takuyakatsusa
2
550
PHP 8.4の新機能「プロパティフック」から学ぶオブジェクト指向設計とリスコフの置換原則
kentaroutakeda
2
890
20250704_教育事業におけるアジャイルなデータ基盤構築
hanon52_
5
780
ISUCON研修おかわり会 講義スライド
arfes0e2b3c
1
440
PHPで始める振る舞い駆動開発(Behaviour-Driven Development)
ohmori_yusuke
2
390
なぜ適用するか、移行して理解するClean Architecture 〜構造を超えて設計を継承する〜 / Why Apply, Migrate and Understand Clean Architecture - Inherit Design Beyond Structure
seike460
PRO
3
760
データの民主化を支える、透明性のあるデータ利活用への挑戦 2025-06-25 Database Engineering Meetup#7
y_ken
0
360
設計やレビューに悩んでいるPHPerに贈る、クリーンなオブジェクト設計の指針たち
panda_program
6
2.1k
Modern Angular with Signals and Signal Store:New Rules for Your Architecture @enterJS Advanced Angular Day 2025
manfredsteyer
PRO
0
220
Deep Dive into ~/.claude/projects
hiragram
14
2.5k
プロダクト志向ってなんなんだろうね
righttouch
PRO
0
190
Featured
See All Featured
Music & Morning Musume
bryan
46
6.6k
The Cost Of JavaScript in 2023
addyosmani
51
8.5k
Java REST API Framework Comparison - PWX 2021
mraible
31
8.7k
The Invisible Side of Design
smashingmag
301
51k
A better future with KSS
kneath
238
17k
Responsive Adventures: Dirty Tricks From The Dark Corners of Front-End
smashingmag
251
21k
"I'm Feeling Lucky" - Building Great Search Experiences for Today's Users (#IAC19)
danielanewman
229
22k
Designing Experiences People Love
moore
142
24k
Practical Tips for Bootstrapping Information Extraction Pipelines
honnibal
PRO
20
1.3k
GitHub's CSS Performance
jonrohan
1031
460k
The Success of Rails: Ensuring Growth for the Next 100 Years
eileencodes
45
7.5k
YesSQL, Process and Tooling at Scale
rocio
173
14k
Transcript
tvOSͷϦετܥͷΠϯ σοΫεϥϕϧΛࣗ࡞ͯ͠ ΈΔ Swi!Ѫձ vol24 Nov 20, 2017 Toshihiro Suzuki
© Toshihiro Suzuki 2017 1
whoami — ླ ढ़༟ (@toshi0383) — ձࣾͰͱͬ͠ʔ͞Μ — iOS/tvOS dev
at AbemaTV — GT SPORTS, F1 ! © Toshihiro Suzuki 2017 2
Latest News © Toshihiro Suzuki 2017 3
tools and apps © Toshihiro Suzuki 2017 4
tvOSͷAccelerated Scrollʹ͍ͭͯ͠·͢ © Toshihiro Suzuki 2017 5
Accelerated Scroll (ߴεΫϩʔϧ) tvOS10.2͔ΒՃ εΫϩʔϧ͕ॎʹ͍߹ʹɺ — ಉ͡ํʹԿεϫΠϓ — λοναʔϑΣεӈΛ্ԼʹεϫΠϓ ͷ͍ͣΕ͔ͰൃՐɻ
ඪ४Ͱ༗ޮʹͳ͍ͬͯͯɺແޮʹͰ͖ͳ͍ɻ © Toshihiro Suzuki 2017 6
Accelerated Scroll © Toshihiro Suzuki 2017 7
ϦετܥͷΠϯσοΫεϥϕϧ UITableView/UICollectionViewͰϥϕϧΛઃ ఆՄೳ delegateͰϥϕϧͱͦΕʹରԠ͢ΔIndexPath Λฦ͢ɻ © Toshihiro Suzuki 2017 8
ϥϕϧʹରԠ͢Δ IndexPathʹҰؾʹδϟ ϯϓͰ͖ͯͱͯศར © Toshihiro Suzuki 2017 9
ͦͷࠒAbemaTVͷ൪ද.. ͷมߋͷͨΊʹ࠶ੜϘλϯΛΘ͍ͤͯ Δɻ © Toshihiro Suzuki 2017 10
՝ ຊདྷͰ͋Ε࠶ੜϘλϯ൪ද͔Βͷ࠶ ੜʹׂΓ͍ͯͨͱ͜Ζ ΠϯσοΫεϥϕϧʹมߋͷػೳΛͤΕ ɺ࠶ੜΛղ์Ͱ͖ͦ͏ɻ © Toshihiro Suzuki 2017 11
࣮ࡍʹdelegateΛ࣮͠ ͯΈͨ © Toshihiro Suzuki 2017 12
© Toshihiro Suzuki 2017 13
— ϑΥϯτഎܠ৭ɺදࣔҐஔΛࢦఆͰ͖ͳ͍ — ͔ͿͬͯͱͯݟͮΒ͍ — ֯5จࣈ͘Β͍͕ݶͰɺͦΕҎ্ͩͱ truncate͞Εͨ ! ©
Toshihiro Suzuki 2017 14
Ͳ͏ͨ͠Β͍͍ͷ͔ © Toshihiro Suzuki 2017 15
ղܾࡦͦͷ1: ඇදࣔʹ͢Δ ߴεΫϩʔϧແޮʹͰ͖ͳ͍͕ɺΠϯσο ΫεΛඇදࣔʹ͢Δ͜ͱͰ͖Δɻ if #available(tvOS 10.2, *) { collectionView.indexDisplayMode
= .alwaysHidden } ͪΖΜ൪දͷέʔεͰ͜Εͩͱ࠶ੜϘλ ϯׂΓͯͷղܾʹͳ͍ͬͯͳ͍ɻ © Toshihiro Suzuki 2017 16
ղܾࡦͦͷ2: ࣗ࡞͢Δ — ӈͷεϫΠϓΛݕ͢Δ — ΠϯσοΫεΛεΫϩʔϧ͍ͯ͠Δؒεϫ ΠϓʹεΫϩʔϧ͕Ԡ͢Δ — ӈΛ্Լʹυϥοά͍ͯ͠ΔؒɺεΫ ϩʔϧ͕Ճͯ͠Ұؾʹδϟϯϓ͢Δ
— ΠϯσοΫεͷදࣔ/ඇදࣔएׯlazyʹԠ ͢Δ © Toshihiro Suzuki 2017 17
݁ߏྑ͘Ͱ͖ͯΔ ! © Toshihiro Suzuki 2017 18
ͪΐͬͱ͚ͩؤுͬͯΈͨ © Toshihiro Suzuki 2017 19
࣮ ৄ͘͠ɺGitHubʹ্͛ͯ͋ΔαϯϓϧΛ͝ཡ ͍ͩ͘͞ɻ(ਵ࣌ߋ৽தɻɻ https://github.com/toshi0383/GestureTV © Toshihiro Suzuki 2017 20
ӈͷ্ԼεϫΠϓͲ͏ ͬͯऔಘ͢Δͷʁ © Toshihiro Suzuki 2017 21
tvOS Advent CalendarͰެ։༧ఆʂ ॻ͍ͯ͘ΕΔਓืूத https://qiita.com/advent-calendar/2017/tvos © Toshihiro Suzuki 2017 22
·ͱΊ — tvOSͷϦετܥͷΠϯσοΫεϥϕϧΛࣗ࡞ ͯ͠Έ·ͨ͠ɻ — Πϕϯτ͑͞औΕΕɺ͋ͱͳΜͱ͔ͳΓ ͦ͏ɻ — ͜ΕͰগ͠൪ද͕͍͘͢ͳΔ..ʁ —
Advent CalendarΛ্ཱͪ͛ͳ͔ͬͨΒ͜͜ ·Ͱ͍ͬͯͳ͔͔ͬͨ © Toshihiro Suzuki 2017 23
We're hiring © Toshihiro Suzuki 2017 24