Slide 1
Slide 1 text
ൣғΛҙࣝ͢Δͱ͍͏͓
for Զίϯ7PM%BZ
Slide 2
Slide 2 text
override init() {
super.init()
emplyedBy = "YUMEMI Inc."
job = "iOS Developer"
twitter = "@lovee"
qiita = "lovee"
github = "el-hoshino"
additionalInfo =
"స৬͠·ͨ͠ʂ"
class Speaker: Developer {
}
}
Slide 3
Slide 3 text
.PEFMɺ7JFXͱ$POUSPMMFS
Λ࡞Ε͕͚ΒΕͨͬ
ͯ͜ͱʹͳΔΜͰ͔͢ʁ
Slide 4
Slide 4 text
.PEFMɺ7JFXͱ$POUSPMMFSΛ࡞Ε
͕͚ΒΕͨͬͯ͜ͱʹͳΔΜͰ͔͢ʁ
ͦ͏ͱݶΒͳ͍
ͦͦʮ࡞ͬͨʯͱ
ʮਖ਼͘͠࡞ͬͨʯ
ผ֓೦
Slide 5
Slide 5 text
ຊʹ͚ΒΕͯΔͷ͔ʁ
class ViewController: UIViewController {
override func viewDidLoad() {
super.viewDidLoad()
view.backgroundColor = UIColor(hue: 0.5,
saturation: 1, brightness: 0.9, alpha: 1)
}
}
$POUSPMMFS͕ϏδϡΞϧΛ
ઃఆ͍ͯ͠Δ!
Slide 6
Slide 6 text
ઃܭͱͦΕΒͷʢͬ͘͟Γʣ
‣ .7$
‣ .PEFMɿϏδωεϩδοΫ
‣ 7JFXɿը໘ग़ྗ
‣ $POUSPMMFSɿϢʔβೖྗ
‣ .77.
‣ .PEFMɿϏδωεϩδοΫ
‣ 7JFXɿը໘ೖग़ྗ
‣ 7JFX.PEFMɿσʔλόΠϯσΟϯά
‣ FUD
Slide 7
Slide 7 text
ઃܭͱͦΕΒͷʢͬ͘͟Γʣ
‣ .7$
‣ 7JFXɿը໘ग़ྗ
‣ .77.
‣ 7JFXɿը໘ೖग़ྗ
۩ମతͳϏδϡΞϧදݱ
7JFXͷׂ
Slide 8
Slide 8 text
ຊʹ͚ΒΕͯΔͷ͔ʁ
class ViewController: UIViewController {
override func viewDidLoad() {
super.viewDidLoad()
view.backgroundColor = UIColor(hue: 0.5,
saturation: 1, brightness: 0.9, alpha: 1)
}
}
$POUSPMMFS͕ϏδϡΞϧΛ
ઃఆ͍ͯ͠Δ!
Slide 9
Slide 9 text
ຊ͜͏͖͢͡Όͳ͍ͷ͔ʁ
class ViewController: UIViewController {
private lazy var _view = View()
override func loadView() {
self.view = _view
}
override func viewDidLoad() {
super.viewDidLoad()
_view.setupVisual()
}
}
class View: UIView {
func setupVisual() {
self.backgroundColor = UIColor(hue: 0.5, saturation: 1,
brightness: 0.9, alpha: 1)
}
}
$POUSPMMFS͕ϏδϡΞϧΛ
ઃఆ͍ͯ͠ͳ͍"
ϏδϡΞϧͷઃఆશͯ
Ϗϡʔʹू͞ΕΔ
Slide 10
Slide 10 text
Λҙࣝ͢Δͱݴ͏ͷ
7JFX.PEFMͱͯ͠ͷׂΛ
ҙࣝ͢Δ͜ͱ
Slide 11
Slide 11 text
Λҙࣝ͢Δͱݴ͏ͷ
7JFX.PEFMͱͯ͠ͷׂΛ
ҙࣝ͢Δ͜ͱ
͚ͩͰͳ͍
Slide 12
Slide 12 text
https://qiita.com/lovee/items/555a5b76097347aa2367
Slide 13
Slide 13 text
ंͷΨεܽ
Slide 14
Slide 14 text
ंͷΨεܽ
class Person {
var car: Car?
func buyCar(_ car: Car) {
self.car = car
car.owner = self
}
}
class Car {
let model: String
var owner: Person?
init(_ model: String) {
self.model = model
}
}
let maki = Person()
let ferrari458Italia = Car("458Italia")
maki.buyCar(ferrari458Italia)
Slide 15
Slide 15 text
ंͷΨεܽ
Ψεܽ څ༉͠ʹߦ͘ څ༉
Slide 16
Slide 16 text
ंͷΨεܽ
class Person {
var car: Car?
func buyCar(_ car: Car) {
self.car = car
car.owner = self
}
}
class Car {
let model: String
var owner: Person?
init(_ model: String) {
self.model = model
}
func outOfGasoline() {
// ???
}
}
let maki = Person()
let ferrari458Italia = Car("458Italia")
maki.buyCar(ferrari458Italia)
maki.car?.outOfGasoline() // ???
Slide 17
Slide 17 text
ंͷΨεܽ
Ψεܽ څ༉͠ʹߦ͘ څ༉
- ࠷دΓͷΨιϦϯελϯυ͕Ͳ͜ʹ͋ͬͯͲ͏ߦ͔͘ʁ
- څ༉ελοϑʹͲ͏͑Δ͔ʁ
- ࢧ͍Ͳ͏͢Δ͔ʁ
- FUD
͜ΕΒͷ
ॴ༗ऀ͕ղܾ͢Δ
ඞཁ͕͋Δʂ
Slide 18
Slide 18 text
ंͷΨεܽ
class Person {
var car: Car?
func buyCar(_ car: Car) {
self.car = car
car.owner = self
}
func buyGasoline() {
print("Buy some gasoline!")
}
}
class Car {
let model: String
var owner: Person?
init(_ model: String) {
self.model = model
}
func outOfGasoline() {
self.owner?.buyGasoline()
}
}
let maki = Person()
let ferrari458Italia = Car("458Italia")
maki.buyCar(ferrari458Italia)
maki.car?.outOfGasoline() // Buy some gasoline!
Slide 19
Slide 19 text
ंͷΨεܽ
Ψεܽ
ॴ༗ऀʹ
څ༉ͤ͞Δ
څ༉͠ʹߦ͘ څ༉
څ༉͕
ऴΘΔ
Ψεܽղܾ
- શͯͷॲཧं͕ߦͳ͍ͬͯΔ
- ॴ༗ऀंʹͬऔΒΕͯ͠·͏
- ͷͪͷ4LZOFUʢେӕʣ
͜ΕΒͷ
͋͘·Ͱॴ༗ऀ͕ࣗ
ղܾ͖͢ʂ
Slide 20
Slide 20 text
ंͷΨεܽ
class Person {
var car: Car?
func buyCar(_ car: Car) {
self.car = car
car.owner = self
}
func buyGasoline() {
print("Buy some gasoline!")
}
}
extension Person: CarOwner {
func carDidRunOutOfGasoline(_
car: Car) {
self.buyGasoline()
}
}
protocol CarOwner: class {
func carDidRunOutOfGasoline(_
car: Car)
}
class Car {
let model: String
weak var owner: CarOwner?
init(_ model: String) {
self.model = model
}
func outOfGasoline() {
self.owner?
.carDidRunOutOfGasoline(self)
}
}
let maki = Person()
let ferrari458Italia = Car("458Italia")
maki.buyCar(ferrari458Italia)
maki.car?.outOfGasoline() // Buy some gasoline!
Slide 21
Slide 21 text
ंͷΨεܽ
Ψεܽ
ॴ༗ऀʹ
ΒͤΔ
څ༉͠ʹߦ͘ څ༉
څ༉͕
ऴΘΔ
Ψεܽղܾ
- શͯͷॲཧॴ༗ऀ͕ߦͳ͍ͬͯΔ
- ॴ༗ऀंʹͬऔΒΕͯ͠·Θͳ͍
- ॴ༗ऀͷؾ࣋ͪͰങ͍͑Δ͜ͱՄೳʂ
Slide 22
Slide 22 text
ंͷΨεܽ
Ψεܽ
ॴ༗ऀʹ
ΒͤΔ
σΟʔϥʔʹߦ͘ ങ͍͑Δ
৽͍͠ंΛೖख
- શͯͷॲཧॴ༗ऀ͕ߦͳ͍ͬͯΔ
- ॴ༗ऀंʹͬऔΒΕͯ͠·Θͳ͍
- ॴ༗ऀͷؾ࣋ͪͰങ͍͑Δ͜ͱՄೳʂ
Slide 23
Slide 23 text
ंͷΨεܽ
class Person {
var car: Car?
func buyCar(_ car: Car) {
self.car = car
car.owner = self
}
func buyGasoline() {
print("Buy some gasoline!")
}
}
extension Person: CarOwner {
func carDidRunOutOfGasoline(_
car: Car) {
self.buyCar(Car("488GTB"))
}
}
protocol CarOwner: class {
func carDidRunOutOfGasoline(_
car: Car)
}
class Car {
let model: String
weak var owner: CarOwner?
init(_ model: String) {
self.model = model
}
func outOfGasoline() {
self.owner?
.carDidRunOutOfGasoline(self)
}
}
let maki = Person()
let ferrari458Italia = Car("458Italia")
maki.buyCar(ferrari458Italia)
maki.car?.outOfGasoline() // Buy Ferrari 488 GTB!
Slide 24
Slide 24 text
Λҙࣝ͢Δͱݴ͏ͷ
෦ͷॴ༗ؔʢ֊ؔʣΛ
ҙࣝ͢Δ͜ͱͰ͋Δ
Slide 25
Slide 25 text
ंͷΨεܽ
class Person {
var car: Car?
func buyCar(_ car: Car) {
self.car = car
car.owner = self
}
func buyGasoline() {
print("Buy some gasoline!")
}
}
extension Person: CarOwner {
func carDidRunOutOfGasoline(_
car: Car) {
self.buyCar(Car("488GTB"))
}
}
protocol CarOwner: class {
func carDidRunOutOfGasoline(_
car: Car)
}
class Car {
let model: String
weak var owner: CarOwner?
init(_ model: String) {
self.model = model
}
func outOfGasoline() {
self.owner?
.carDidRunOutOfGasoline(self)
}
}
let maki = Person()
let ferrari458Italia = Car("458Italia")
maki.buyCar(ferrari458Italia)
maki.car?.outOfGasoline() // Buy Ferrari 488 GTB!
Slide 26
Slide 26 text
ඞཁ࠷খݶͷ͜ͱ͚ͩΛΖ͏
protocol CarOwner: class {
func carDidRunOutOfGasoline(_ car: Car)
}
class Car {
let model: String
weak var owner: CarOwner?
init(_ model: String) {
self.model = model
}
func outOfGasoline() {
self.owner?
.carDidRunOutOfGasoline(self)
}
}
- ं͕ΦʔφʔͷߦಈʹΛ࣋ͯ
ͳ͍ʹ͕ͳ͍
- ͔ͩΒΦʔφʔΛॴ༗ͯ͠
͍͚ͳ͍
- ͦΕͰΦʔφʔΛಈ͔͢
͜ͱͰ͖ͳ͍
- Ͱ$BS0XOFSͱͯ͠ಈ͚Δ
͜ͱ͍ͬͯΔ
- ඞཁͳ࣌ʹΦʔφʔʹॲཧΛ
ҠৡͰ͖Δ
Slide 27
Slide 27 text
ඞཁ࠷খݶͷ͜ͱ͚ͩΛΖ͏
protocol CarOwner: class {
func carDidRunOutOfGasoline(_ car: Car)
}
class Car {
let model: String
weak var owner: CarOwner?
init(_ model: String) {
self.model = model
}
func outOfGasoline() {
self.owner?
.carDidRunOutOfGasoline(self)
}
}
- ंΦʔφʔΛॴ༗͍ͯ͠ͳ͍
- ΦʔφʔΛऑࢀর͠ͳ͚ΕͳΒͳ͍
- ڧࢀর͏͔ɺऑࢀর͏͔ͷج४ɺ
͜ͷΦϒδΣΫτΛॴ༗͍ͯ͠Δ͔Ͳ͏͔
- ॴ༗ؔҰํ௨ߦͳͷͰɺ॥ࢀর
ͷճආͰ͖Δ
Slide 28
Slide 28 text
ඞཁ࠷খݶͷ͜ͱ͚ͩΛΖ͏
protocol CarOwner: class {
func carDidRunOutOfGasoline(_ car: Car)
}
class Car {
let model: String
weak var owner: CarOwner?
init(_ model: String) {
self.model = model
}
func outOfGasoline() {
self.owner?
.carDidRunOutOfGasoline(self)
}
}
- ໋໊িಥͷճආ
- ͔͢͠Δͱಉ໊͡લͷผͷϝιου͕
͋Δ͔͠Εͳ͍
- Ҡৡݩ୭͔ΛผͰ͖ΔΑ͏ʹ
- Ҡৡઌ͕ಉ͡ΫϥεͷෳΦϒδΣΫτ
࣋ͬͯΔ͔͠Εͳ͍
Slide 29
Slide 29 text
ඞཁ࠷খݶͷ͜ͱ͚ͩΛΖ͏
protocol CarOwner: class {
func carDidRunOutOfGasoline(_ car: Car)
}
class Car {
let model: String
weak var owner: CarOwner?
init(_ model: String) {
self.model = model
}
func outOfGasoline() {
self.owner?
.carDidRunOutOfGasoline(self)
}
}
- ࣗࣗΛ࿐ͨ͘͠ͳ͍߹Ͳ͏͠Α͏#
- ྫ͑Ҡৡઌࣗͷॴ༗ऀ͡Όͳ͍͔
͠Εͳ͍߹
- యܕతͳύλʔϯ7JFXͷ%BUB4PVSDF
- ͜͜ͰंͷΨϨʔδΛྫʹ
Slide 30
Slide 30 text
ඞཁ࠷খݶͷ͜ͱ͚ͩΛΖ͏
protocol CarGarage: class {
func carNeedsToPark(_ car: CarGarageUser)
}
protocol CarGarageUser: class {
var garageUserModel: String { get }
}
class Car {
let model: String
weak var garage: CarGarage?
// ...
func parkToGarage() {
self.garage?.carNeedsToPark(self)
}
}
extension Car: CarGarageUser {
var garageUserModel: String {
return self.model
}
}
ࣗࣗΛ$BSͷΘΓʹ
$BS(BSBHF6TFSͱͯ͠࿐
$BS(BSBHF͕ඞཁͦ͏ͳͷ͚ͩΛ
$BS(BSBHF6TFSͱͯ͠ఏڙ
Slide 31
Slide 31 text
Λҙࣝ͢Δͱݴ͏ͷ
ඞཁ࠷খݶͷใΛΓͳ͕Β
ඞཁ࠷খݶͷใΛ࿐͢ΔͷΛ
ҙࣝ͢Δ͜ͱͰ͋Δ
Slide 32
Slide 32 text
·ͱΊ
‣ ൣғΛҙࣝ͠Α͏
‣ ෦ʢ7JFX.PEFMʣͱͯ͠ͷׂΛҙࣝ͠Α͏
‣ ෦ͷॴ༗ؔʢ֊ؔʣΛҙࣝ͠Α͏
‣ ඞཁ࠷খݶͷใͷอ࣋ͱΓऔΓΛҙࣝ͠Α͏
Slide 33
Slide 33 text
ൣғΛҙࣝͯ͠
༷มߋʹڧ͍։ൃΛ
"