\n1. iOS \uac1c\ubc1c \ud658\uacbd \uc124\uc815<\/h2>\n
\uc544\uc774\ud3f0 \uc571 \uac1c\ubc1c\uc744 \uc2dc\uc791\ud558\ub824\uba74 \uba3c\uc800 \uac1c\ubc1c \ud658\uacbd\uc744 \uc124\uc815\ud574\uc57c \ud569\ub2c8\ub2e4. \ucd5c\uc2e0 \ubc84\uc804\uc758 Xcode\ub97c \uc124\uce58\ud558\uc5ec Swift \ubc0f UIKit \ud504\ub808\uc784\uc6cc\ud06c\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \ud658\uacbd\uc744 \uad6c\ucd95\ud569\ub2c8\ub2e4.<\/p>\n
Mac App Store\ub97c \ud1b5\ud574 Xcode\ub97c \ub2e4\uc6b4\ub85c\ub4dc\ud558\uace0 \uc124\uce58\ud55c \ud6c4, \uc0c8\ub85c\uc6b4 \ud504\ub85c\uc81d\ud2b8\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/p>\n
File > New > Project<\/code><\/pre>\n\ud504\ub85c\uc81d\ud2b8 \uc720\ud615\uc73c\ub85c\ub294 “iOS App”\uc744 \uc120\ud0dd\ud558\uace0, Swift\uc640 UIKit\uc744 \uc0ac\uc6a9\ud558\ub3c4\ub85d \uc124\uc815\ud569\ub2c8\ub2e4.<\/p>\n<\/section>\n\n2. UIKit\uc758 \uae30\ubcf8 \uac1c\ub150<\/h2>\n
UIKit\ub294 iOS\uc5d0\uc11c UI \uc694\uc18c\ub97c \uad6c\uc131\ud558\uae30 \uc704\ud55c \uc8fc\uc694 \ud504\ub808\uc784\uc6cc\ud06c\uc785\ub2c8\ub2e4. UIButton, UILabel, UIImageView \ub4f1 \ub2e4\uc591\ud55c UI \uad6c\uc131 \uc694\uc18c\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \uc139\uc158\uc5d0\uc11c\ub294 UIKit\uc758 \uae30\ubcf8 \uad6c\uc131 \uc694\uc18c\ub97c \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n
\n- UIView<\/strong>: \ubaa8\ub4e0 UI \uc694\uc18c\uc758 \uae30\ubcf8 \ud074\ub798\uc2a4\uc785\ub2c8\ub2e4.<\/li>\n
- UIImageView<\/strong>: \uc774\ubbf8\uc9c0\ub97c \ud45c\uc2dc\ud558\ub294 \ubdf0\uc785\ub2c8\ub2e4.<\/li>\n
- UIButton<\/strong>: \uc0ac\uc6a9\uc790 \uc785\ub825\uc744 \ubc1b\ub294 \ubc84\ud2bc\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<\/section>\n\n
3. \uc2a4\ucf00\uce58 \uc571\uc758 \uae30\ubcf8 \uad6c\uc870<\/h2>\n
\uc2a4\ucf00\uce58 \uc571\uc740 \uc8fc\ub85c \ub4dc\ub85c\uc789 \uae30\ub2a5\uc744 \uc911\uc2ec\uc73c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc8fc\uc694 \uc694\uc18c\ub4e4\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4:<\/p>\n
\n- \ub124\ube44\uac8c\uc774\uc158 \ubc14<\/li>\n
- \ub4dc\ub85c\uc789 \uce94\ubc84\uc2a4<\/li>\n
- \ub3c4\uad6c \uc120\ud0dd \ud0ed<\/li>\n
- \uc124\uc815 \uba54\ub274<\/li>\n<\/ul>\n<\/section>\n\n
4. \ub4dc\ub85c\uc789 \uce94\ubc84\uc2a4 \uad6c\ud604\ud558\uae30<\/h2>\n
\ub4dc\ub85c\uc789 \uce94\ubc84\uc2a4\ub97c \uad6c\ud604\ud558\uae30 \uc704\ud574 UIView\uc758 \uc11c\ube0c\ud074\ub798\uc2a4\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774 \ud074\ub798\uc2a4\ub294 \ud130\uce58 \uc774\ubca4\ud2b8\ub97c \uac10\uc9c0\ud558\uc5ec \uc0ac\uc6a9\uc790 \uc785\ub825\uc744 \ucc98\ub9ac\ud569\ub2c8\ub2e4. \uc544\ub798\ub294 \ub4dc\ub85c\uc789 \uce94\ubc84\uc2a4\ub97c \uc704\ud55c \uae30\ubcf8 \ucf54\ub4dc\uc785\ub2c8\ub2e4:<\/p>\n
class DrawingCanvas: UIView {\n private var lines: [CGPoint] = []\n\n override func touchesBegan(_ touches: Set, with event: UIEvent?) {\n guard let touch = touches.first else { return }\n let point = touch.location(in: self)\n lines.append(point)\n }\n\n override func touchesMoved(_ touches: Set, with event: UIEvent?) {\n guard let touch = touches.first else { return }\n let point = touch.location(in: self)\n lines.append(point)\n setNeedsDisplay()\n }\n\n override func draw(_ rect: CGRect) {\n guard let context = UIGraphicsGetCurrentContext() else { return }\n context.setLineWidth(5.0)\n context.setStrokeColor(UIColor.black.cgColor)\n \n for i in 1..<\/lines.count><\/uitouch><\/uitouch><\/code><\/pre>\n<\/section>\n\n5. 17\uac1c\uc758 \ud0ed\uacfc \ud130\uce58 \uc81c\uc2a4\ucc98 \ud65c\uc6a9\ud558\uae30<\/h2>\n
\uc571\uc758 \uae30\ub2a5\uc131\uc744 \ub192\uc774\uae30 \uc704\ud574 17\uac1c\uc758 \ud0ed\uc744 \ud1b5\ud574 \ub2e4\uc591\ud55c \ub3c4\uad6c\uc640 \uc124\uc815\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574 UITabBarController\ub97c \uc124\uc815\ud558\uace0, \uac01 \ud0ed\uc5d0 \uc801\uc808\ud55c UIViewController\ub97c \uc5f0\uacb0\ud569\ub2c8\ub2e4.<\/p>\n
\ucd5c\ub300 17\uac1c\uc758 \ud0ed\uc744 \uc0dd\uc131\ud558\ub294 \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n
let tabController = UITabBarController()\ntabController.viewControllers = [firstVC, secondVC, ..., seventeenthVC]<\/code><\/pre>\n<\/section>\n\n6. \ub3c4\uad6c \ubc0f \uc0c9\uc0c1 \uc120\ud0dd \uae30\ub2a5<\/h2>\n
\uc2a4\ucf00\uce58 \uc571\uc5d0\uc11c\ub294 \ube0c\ub7ec\uc2dc \ub3c4\uad6c\ub97c \uc120\ud0dd\ud558\uace0 \uc0c9\uc0c1\uc744 \ubcc0\uacbd\ud560 \uc218 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uac01 \ub3c4\uad6c\ub294 UIButton\uc73c\ub85c \uad6c\ud604\ud558\uace0, \uc120\ud0dd\ub41c \ub3c4\uad6c\uc5d0 \ub530\ub77c \ub4dc\ub85c\uc6b0 \uc2dc \uc0ac\uc6a9\ud560 \uc0c9\uc0c1\uacfc \uc120 \ub450\uaed8\ub97c \ub2e4\ub974\uac8c \uc124\uc815\ud569\ub2c8\ub2e4.<\/p>\n
\uc544\ub798\ub294 \ub3c4\uad6c \uc120\ud0dd \ubc84\ud2bc\uc744 \uc124\uc815\ud558\ub294 \uc608\uc81c\uc785\ub2c8\ub2e4:<\/p>\n
let brushButton = UIButton(type: .system)\nbrushButton.setTitle(\"\ube0c\ub7ec\uc2dc\", for: .normal)\nbrushButton.addTarget(self, action: #selector(selectBrush), for: .touchUpInside)<\/code><\/pre>\n<\/section>\n\n7. \uc800\uc7a5 \ubc0f \ubd88\ub7ec\uc624\uae30 \uae30\ub2a5 \uad6c\ud604\ud558\uae30<\/h2>\n
\uc0ac\uc6a9\uc790\uac00 \uadf8\ub9b0 \uc2a4\ucf00\uce58\ub97c \uc800\uc7a5\ud558\uace0 \ubd88\ub7ec\uc62c \uc218 \uc788\ub294 \uae30\ub2a5\uc744 \uad6c\ud604\ud569\ub2c8\ub2e4. UIImage \uac1d\uccb4\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc2a4\ucf00\uce58 \uce94\ubc84\uc2a4\ub97c \uc774\ubbf8\uc9c0\ub85c \ubcc0\ud658\ud558\uace0, \ud30c\uc77c\ub85c \uc800\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n
func saveDrawing() {\n UIGraphicsBeginImageContext(self.bounds.size)\n self.layer.render(in: UIGraphicsGetCurrentContext()!)\n let image = UIGraphicsGetImageFromCurrentImageContext()\n UIGraphicsEndImageContext()\n \n \/\/ \uc774\ubbf8\uc9c0 \uc800\uc7a5 \ub85c\uc9c1\uc744 \ucd94\uac00\ud569\ub2c8\ub2e4.\n}<\/code><\/pre>\n<\/section>\n\n8. \ud14c\uc2a4\ud2b8 \ubc0f \ubc30\ud3ec<\/h2>\n
\uc571\uc744 \uac1c\ubc1c\ud55c \ud6c4\uc5d0\ub294 \uc2e4\uc81c \ub514\ubc14\uc774\uc2a4\uc5d0\uc11c \ud14c\uc2a4\ud2b8\ub97c \uc9c4\ud589\ud574\uc57c \ud569\ub2c8\ub2e4. Xcode\uc758 \ud14c\uc2a4\ud2b8 \uae30\ub2a5\uc744 \ud65c\uc6a9\ud558\uc5ec \uc571\uc774 \uc6d0\ud558\ub294 \ub300\ub85c \uc791\ub3d9\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n
\ubb38\uc81c\uac00 \uc5c6\ub2e4\uba74, App Store\uc5d0 \uc81c\ucd9c\ud558\uae30 \uc704\ud55c \ud544\uc218 \uc815\ubcf4\ub97c \uc900\ube44\ud558\uace0, \uc2ec\uc0ac\ub97c \uc694\uccad\ud569\ub2c8\ub2e4.<\/p>\n<\/section>\n