\n \ud604\ub300\uc758 \ubaa8\ubc14\uc77c \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uac1c\ubc1c\uc740 \uae09\uc18d\ub3c4\ub85c \ubc1c\uc804\ud558\uace0 \uc788\uc73c\uba70, \uadf8 \uc911\uc5d0\uc11c\ub3c4 iOS \uc571 \uac1c\ubc1c\uc740 \ud2b9\ud788 \ub9ce\uc740 \uad00\uc2ec\uc744 \ubc1b\uace0 \uc788\uc2b5\ub2c8\ub2e4.
\n \uad6c\uae00\uc758 \uc548\ub4dc\ub85c\uc774\ub4dc\uc640 \ud568\uaed8 iOS\ub294 \uac00\uc7a5 \uc778\uae30 \uc788\ub294 \ubaa8\ubc14\uc77c \uc6b4\uc601 \uccb4\uc81c \uc911 \ud558\ub098\uc785\ub2c8\ub2e4.
\n \ubcf8 \uac15\uc88c\uc5d0\uc11c\ub294 Swift \uc5b8\uc5b4\ub97c \uc0ac\uc6a9\ud558\uc5ec UIKit \ubc29\uc2dd\uc744 \ud1b5\ud574 iPhone \uc571\uc744 \uac1c\ubc1c\ud558\uace0,
\n 16 \ucf54\uc5b4 \uadf8\ub798\ud53d\uc2a4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud654\uba74\uc5d0 \uadf8\ub9bc\uc744 \uadf8\ub9ac\ub294 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\n Swift\ub294 \uc560\ud50c\uc774 \uac1c\ubc1c\ud55c \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\ub85c, \uc548\uc804\uc131\uacfc \uc131\ub2a5\uc744 \uace0\ub824\ud558\uc5ec \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4.
\n Swift\ub294 Objective-C\uc758 \ud6c4\uacc4\uc790\ub85c\uc11c iOS \ubc0f macOS \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uac1c\ubc1c\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.
\n UIKit\uc740 \uc560\ud50c\uc758 \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4 \ud504\ub808\uc784\uc6cc\ud06c\ub85c, iPhone\uacfc iPad\uc5d0\uc11c\uc758 \uc571 \uac1c\ubc1c\uc5d0 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.
\n UIKit\uc744 \uc0ac\uc6a9\ud558\uba74 \ubc84\ud2bc, \ub808\uc774\ube14, \ud14d\uc2a4\ud2b8 \ud544\ub4dc \ub4f1\uacfc \uac19\uc740 \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4 \uc694\uc18c\ub97c \uc27d\uac8c \uad6c\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\n UIKit\uc740 \ub2e4\uc591\ud55c UI \uad6c\uc131 \uc694\uc18c\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uac00\uc7a5 \uae30\ubcf8\uc801\uc778 \uc694\uc18c\ub4e4\ub85c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uac83\ub4e4\uc774 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\n \uc544\uc774\ud3f0 \uc571\uc744 \uac1c\ubc1c\ud558\uae30 \uc704\ud574\uc11c\ub294 \uba3c\uc800 \uac1c\ubc1c \ud658\uacbd\uc744 \uc124\uc815\ud574\uc57c \ud569\ub2c8\ub2e4.
\n \ub2e4\uc74c\uacfc \uac19\uc740 \ub2e8\uacc4\ub97c \ub530\ub974\uba74 \uac1c\ubc1c \uc900\ube44\uac00 \uc644\ub8cc\ub429\ub2c8\ub2e4.\n <\/p>\n
\n Xcode\ub294 \uc560\ud50c\uc758 \uacf5\uc2dd \ud1b5\ud569 \uac1c\ubc1c \ud658\uacbd(IDE)\uc73c\ub85c, iOS \uc571\uc744 \ub9cc\ub4e4\uae30 \uc704\ud574 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.
\n Mac App Store\ub97c \ud1b5\ud574 \ubb34\ub8cc\ub85c \ub2e4\uc6b4\ub85c\ub4dc\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\n Xcode\ub97c \uc2e4\ud589\ud55c \ud6c4, \uc0c8\ub85c\uc6b4 \ud504\ub85c\uc81d\ud2b8\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4.
\n “Create a new Xcode project”\ub97c \uc120\ud0dd\ud55c \ud6c4, “App” \ud15c\ud50c\ub9bf\uc744 \uc120\ud0dd\ud558\uace0, \ud504\ub85c\uc81d\ud2b8\uc758 \uc774\ub984\uacfc \uae30\ud0c0 \uc815\ubcf4\ub97c \uc785\ub825\ud569\ub2c8\ub2e4.\n <\/p>\n
\n \uac1c\ubc1c\ud55c \uc571\uc740 Xcode\uc758 \uc2dc\ubbac\ub808\uc774\ud130\ub97c \ud1b5\ud574 \ud14c\uc2a4\ud2b8\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.
\n \ub2e4\uc591\ud55c iPhone \ubaa8\ub378\uc744 \uc120\ud0dd\ud558\uc5ec \uc2e4\uc81c \ud658\uacbd\uc5d0\uc11c\uc758 \uc791\ub3d9\uc744 \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\n \uc774\uc81c \uae30\ubcf8\uc801\uc778 \uc571 \uad6c\uc870\uac00 \uc900\ube44\ub418\uc5c8\uc2b5\ub2c8\ub2e4.
\n UI\ub97c \uad6c\uc131\ud558\uae30 \uc704\ud574 UIViewController\ub97c \uc0c1\uc18d\ubc1b\ub294 \ud074\ub798\uc2a4\ub97c \uc0dd\uc131\ud558\uace0, UIKit\uc758 \ub2e4\uc591\ud55c \uc694\uc18c\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud654\uba74\uc744 \uad6c\uc131\ud569\ub2c8\ub2e4.\n <\/p>\n
\nclass ViewController: UIViewController {\n @override\n func viewDidLoad() {\n super.viewDidLoad()\n \n \/\/ UILabel \uc0dd\uc131 \ubc0f \uc124\uc815\n let label = UILabel()\n label.text = \"\uc548\ub155\ud558\uc138\uc694, Swift!\"\n label.font = UIFont.systemFont(ofSize: 24)\n label.textColor = UIColor.black\n label.textAlignment = .center\n label.frame = CGRect(x: 0, y: 100, width: self.view.frame.width, height: 50)\n self.view.addSubview(label)\n \n \/\/ UIButton \uc0dd\uc131 \ubc0f \uc124\uc815\n let button = UIButton(type: .system)\n button.setTitle(\"\ubc84\ud2bc \ud074\ub9ad\", for: .normal)\n button.frame = CGRect(x: 100, y: 200, width: 200, height: 50)\n button.addTarget(self, action: #selector(buttonTapped), for: .touchUpInside)\n self.view.addSubview(button)\n }\n \n @objc func buttonTapped() {\n print(\"\ubc84\ud2bc\uc774 \ud074\ub9ad\ub418\uc5c8\uc2b5\ub2c8\ub2e4.\")\n }\n}\n <\/code><\/pre>\n3.2 \uc81c\uc57d \uc870\uac74 \ucd94\uac00\ud558\uae30<\/h3>\n
\n Auto Layout\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub2e4\uc591\ud55c \ud654\uba74 \ud06c\uae30\uc5d0 \ub300\uc751\ud560 \uc218 \uc788\ub294 UI\ub97c \uad6c\uc131\ud569\ub2c8\ub2e4.
\n NSLayoutConstraint\ub97c \uc774\uc6a9\ud558\uc5ec UILabel\uacfc UIButton\uc758 \uc704\uce58\ub97c \uc124\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\noverride func viewDidLoad() {\n super.viewDidLoad()\n \n let label = UILabel()\n label.translatesAutoresizingMaskIntoConstraints = false\n label.text = \"\uc548\ub155\ud558\uc138\uc694, Swift!\"\n label.font = UIFont.systemFont(ofSize: 24)\n self.view.addSubview(label)\n \n \/\/ Auto Layout \uc81c\uc57d \uc870\uac74 \ucd94\uac00\n NSLayoutConstraint.activate([\n label.centerXAnchor.constraint(equalTo: self.view.centerXAnchor),\n label.centerYAnchor.constraint(equalTo: self.view.centerYAnchor)\n ])\n}\n <\/code><\/pre>\n4. 16 \ucf54\uc5b4 \uadf8\ub798\ud53d\uc2a4\ub97c \uc0ac\uc6a9\ud55c \uadf8\ub9bc \uadf8\ub9ac\uae30<\/h2>\n
\n \uc774\uc81c \uc6b0\ub9ac\uac00 \ub9cc\ub4e0 \uc544\uc774\ud3f0 \uc571\uc5d0\uc11c \ud654\uba74\uc5d0 \uadf8\ub9bc\uc744 \uadf8\ub9ac\ub294 \ubc29\ubc95\uc744 \uc124\uba85\ud558\uaca0\uc2b5\ub2c8\ub2e4.
\n Core Graphics\ub294 iOS\uc5d0\uc11c 2D \uadf8\ub798\ud53d\uc2a4\ub97c \uadf8\ub9ac\uae30 \uc704\ud55c \uac15\ub825\ud55c \ud504\ub808\uc784\uc6cc\ud06c\uc785\ub2c8\ub2e4.
\n \uc774\ub97c \ud1b5\ud574 \ub2e4\uc591\ud55c \uadf8\ub798\ud53d \uc694\uc18c\ub97c \uadf8\ub9b4 \uc218 \uc788\uc73c\uba70, \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc2dc\uac01\uc801\uc778 \uc7ac\ubbf8\ub97c \ucd94\uac00\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
4.1 Core Graphics \uc18c\uac1c<\/h3>\n
\n Core Graphics\ub294 \uc800\uc218\uc900\uc758 \uadf8\ub798\ud53d\uc2a4 API\ub85c, \ube44\ud2b8\ub9f5 \uadf8\ub798\ud53d\uc2a4\ub97c \ube44\ub86f\ud558\uc5ec,
\n \uc120, \uc9c1\uc0ac\uac01\ud615, \uc6d0, \uacbd\ub85c \ub4f1 \ub2e4\uc591\ud55c \ub3c4\ud615\uc744 \uadf8\ub9b4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.
\n Core Graphics\ub97c \uc0ac\uc6a9\ud558\uc5ec \ubcf5\uc7a1\ud55c \uc0ac\uc6a9\uc790 \uc815\uc758 \uadf8\ub798\ud53d\uc2a4\ub97c \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
4.2 \uadf8\ub9bc \uadf8\ub9ac\uae30 \uad6c\ud604\ud558\uae30<\/h3>\n\nclass DrawingView: UIView {\n override func draw(_ rect: CGRect) {\n guard let context = UIGraphicsGetCurrentContext() else { return }\n \n \/\/ \uadf8\ub9bc \uadf8\ub9ac\uae30\n context.setFillColor(UIColor.red.cgColor)\n context.fill(CGRect(x: 50, y: 50, width: 100, height: 100))\n \n context.setStrokeColor(UIColor.blue.cgColor)\n context.setLineWidth(5.0)\n context.strokeEllipse(in: CGRect(x: 100, y: 200, width: 100, height: 100))\n }\n}\n <\/code><\/pre>\n4.3 UIViewController\uc640 \ud568\uaed8 \uc0ac\uc6a9\ud558\uae30<\/h3>\n
\n DrawingView\ub97c ViewController\uc5d0 \ucd94\uac00\ud558\uc5ec \ud654\uba74\uc5d0 \uadf8\ub9bc\uc744 \uadf8\ub9bd\ub2c8\ub2e4.
\n \uae30\ubcf8 \ubdf0 \ub300\uc2e0 DrawingView\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc0ac\uc6a9\uc790 \uc815\uc758 \uadf8\ub798\ud53d\uc2a4\ub97c \uadf8\ub9b4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\nclass ViewController: UIViewController {\n @override\n func viewDidLoad() {\n super.viewDidLoad()\n \n let drawingView = DrawingView()\n drawingView.frame = self.view.bounds\n self.view.addSubview(drawingView)\n }\n}\n <\/code><\/pre>\n5. \uc131\ub2a5 \ucd5c\uc801\ud654<\/h2>\n
\n \uace0\uae09 \uadf8\ub798\ud53d\uc2a4\ub97c \uad6c\ud604\ud560 \ub54c \uc131\ub2a5\uc744 \ucd5c\uc801\ud654\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.
\n 16 \ucf54\uc5b4 GPU\ub97c \ud65c\uc6a9\ud558\uba74 \ud6a8\uc728\uc801\uc73c\ub85c \uadf8\ub798\ud53d\uc2a4\ub97c \ub80c\ub354\ub9c1\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.
\n \uc544\ub798\uc758 \ubc29\ubc95\ub4e4\uc740 \uadf8\ub798\ud53d\uc2a4 \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.\n <\/p>\n
5.1 \ube44\ud2b8\ub9f5 \uce90\uc2f1<\/h3>\n
\n \uadf8\ub9bc\uc774 \uc790\uc8fc \uadf8\ub824\uc9c0\ub294 \uacbd\uc6b0 \ube44\ud2b8\ub9f5 \uce90\uc2f1\uc744 \ud65c\uc6a9\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.
\n \uadf8\ub9ac\uae30\ub97c \ucd5c\uc18c\ud654\ud558\uc5ec \uc131\ub2a5\uc744 \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
5.2 \ub808\uc774\uc5b4 \uc0ac\uc6a9<\/h3>\n
\n Core Animation \ub808\uc774\uc5b4\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc131\ub2a5\uc744 \ucd5c\uc801\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.
\n \ub808\uc774\uc5b4\ub294 \ube44\ud2b8\ub9f5\uc744 \uac80\uc740\uc0c9\ubd80\ud130 \ud22c\uba85\ub3c4\ub85c \uc804\ud658\ud558\ub294 \uc560\ub2c8\uba54\uc774\uc158\uc744 \uc81c\uacf5\ud558\uba70,
\n \ubd80\ub4dc\ub7ec\uc6b4 UI \uacbd\ud5d8\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.\n <\/p>\n
5.3 \ubc30\uce58 \ucc98\ub9ac<\/h3>\n
\n \ub9ce\uc740 \uc624\ube0c\uc81d\ud2b8\ub97c \ud654\uba74\uc5d0 \uadf8\ub824\uc57c \ud560 \uacbd\uc6b0, \ubc30\uce58 \ucc98\ub9ac \uae30\ubc95\uc744 \uc0ac\uc6a9\ud558\uc5ec
\n \uc131\ub2a5 \ud5a5\uc0c1\uc744 \ub3c4\ubaa8\ud569\ub2c8\ub2e4. \ud55c \ubc88\uc758 \ub80c\ub354\ub9c1\uc73c\ub85c \uc5ec\ub7ec \uac1d\uccb4\ub97c \ucc98\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
6. \uacb0\ub860<\/h2>\n
\n \ubcf8 \uac15\uc88c\uc5d0\uc11c\ub294 Swift\uc640 UIKit\uc744 \uc0ac\uc6a9\ud558\uc5ec iPhone \uc571\uc744 \uac1c\ubc1c\ud558\uace0,
\n Core Graphics\ub97c \ud65c\uc6a9\ud558\uc5ec \ud654\uba74\uc5d0 \uadf8\ub9bc\uc744 \uadf8\ub9ac\ub294 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc0b4\ud3b4\ubcf4\uc558\uc2b5\ub2c8\ub2e4.
\n iOS \uac1c\ubc1c\uc740 \ub9e4\ub825\uc801\uc778 \ubd84\uc57c\ub85c, \uacc4\uc18d\ud574\uc11c \ubc1c\uc804\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.
\n \uc774 \uac15\uc88c\ub97c \ud1b5\ud574 \uae30\ucd08\uc801\uc778 \uac1c\ubc1c \uc9c0\uc2dd\uc744 \uc313\uace0, \uc790\uc2e0\ub9cc\uc758 \uba4b\uc9c4 \uc571\uc744 \uac1c\ubc1c\ud558\uae30 \uc704\ud55c \uccab\uac78\uc74c\uc744 \ub0b4\ub51b\uae38 \ubc14\ub78d\ub2c8\ub2e4.\n <\/p>\n
7. \ucc38\uace0 \uc790\ub8cc<\/h2>\n