├── .gitignore ├── .swift-version ├── .travis.yml ├── Example ├── AppDelegate.swift ├── Info.plist ├── Resources │ ├── Assets.xcassets │ │ ├── AppIcon.appiconset │ │ │ └── Contents.json │ │ └── Contents.json │ └── Base.lproj │ │ └── LaunchScreen.storyboard └── Sources │ ├── MainTableViewCell.swift │ └── MainViewController.swift ├── FluidHighlighter.h ├── FluidHighlighter.podspec ├── FluidHighlighter.xcodeproj ├── project.pbxproj └── xcshareddata │ └── xcschemes │ └── FluidHighlighter.xcscheme ├── Info.plist ├── LICENSE ├── README.md └── Sources └── FluidHighlighter ├── FluidHighlighter.swift ├── UIControl+FH.swift └── UIView+FH.swift /.gitignore: -------------------------------------------------------------------------------- 1 | .DS_Store 2 | *.xcuserstate 3 | project.xcworkspace/ 4 | xcuserdata/ -------------------------------------------------------------------------------- /.swift-version: -------------------------------------------------------------------------------- 1 | 5.0 2 | -------------------------------------------------------------------------------- /.travis.yml: -------------------------------------------------------------------------------- 1 | osx_image: xcode10.2 2 | language: objective-c 3 | env: 4 | global: 5 | - PROJECT="FluidHighlighter.xcodeproj" 6 | - IOS_SDK="iphonesimulator" 7 | matrix: 8 | - SDK="$IOS_SDK" DESTINATION="platform=iOS Simulator,OS=12.2,name=iPhone X" 9 | 10 | install: 11 | - swift --version 12 | 13 | before_script: 14 | - set -o pipefail 15 | 16 | script: 17 | - xcodebuild clean build 18 | -project "$PROJECT" 19 | -scheme FluidHighlighter 20 | -sdk "$SDK" 21 | -destination "$DESTINATION" | xcpretty -c 22 | - xcodebuild clean build 23 | -project "$PROJECT" 24 | -scheme Example 25 | -sdk "$SDK" 26 | -destination "$DESTINATION" | xcpretty -c -------------------------------------------------------------------------------- /Example/AppDelegate.swift: -------------------------------------------------------------------------------- 1 | // 2 | // AppDelegate.swift 3 | // Example 4 | // 5 | // Created by DongHeeKang on 30/01/2019. 6 | // Copyright © 2019 k-lpmg. All rights reserved. 7 | // 8 | 9 | import UIKit 10 | 11 | @UIApplicationMain 12 | class AppDelegate: UIResponder, UIApplicationDelegate { 13 | 14 | var window: UIWindow? 15 | 16 | func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool { 17 | let rootViewController = MainViewController() 18 | let window = UIWindow(frame: UIScreen.main.bounds) 19 | window.rootViewController = rootViewController 20 | window.makeKeyAndVisible() 21 | self.window = window 22 | return true 23 | } 24 | 25 | } 26 | 27 | -------------------------------------------------------------------------------- /Example/Info.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | CFBundleDevelopmentRegion 6 | $(DEVELOPMENT_LANGUAGE) 7 | CFBundleExecutable 8 | $(EXECUTABLE_NAME) 9 | CFBundleIdentifier 10 | $(PRODUCT_BUNDLE_IDENTIFIER) 11 | CFBundleInfoDictionaryVersion 12 | 6.0 13 | CFBundleName 14 | $(PRODUCT_NAME) 15 | CFBundlePackageType 16 | APPL 17 | CFBundleShortVersionString 18 | 1.0 19 | CFBundleVersion 20 | 1 21 | LSRequiresIPhoneOS 22 | 23 | UILaunchStoryboardName 24 | LaunchScreen 25 | UIRequiredDeviceCapabilities 26 | 27 | armv7 28 | 29 | UISupportedInterfaceOrientations 30 | 31 | UIInterfaceOrientationPortrait 32 | 33 | UISupportedInterfaceOrientations~ipad 34 | 35 | UIInterfaceOrientationPortrait 36 | UIInterfaceOrientationPortraitUpsideDown 37 | UIInterfaceOrientationLandscapeLeft 38 | UIInterfaceOrientationLandscapeRight 39 | 40 | 41 | 42 | -------------------------------------------------------------------------------- /Example/Resources/Assets.xcassets/AppIcon.appiconset/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "images" : [ 3 | { 4 | "idiom" : "iphone", 5 | "size" : "20x20", 6 | "scale" : "2x" 7 | }, 8 | { 9 | "idiom" : "iphone", 10 | "size" : "20x20", 11 | "scale" : "3x" 12 | }, 13 | { 14 | "idiom" : "iphone", 15 | "size" : "29x29", 16 | "scale" : "2x" 17 | }, 18 | { 19 | "idiom" : "iphone", 20 | "size" : "29x29", 21 | "scale" : "3x" 22 | }, 23 | { 24 | "idiom" : "iphone", 25 | "size" : "40x40", 26 | "scale" : "2x" 27 | }, 28 | { 29 | "idiom" : "iphone", 30 | "size" : "40x40", 31 | "scale" : "3x" 32 | }, 33 | { 34 | "idiom" : "iphone", 35 | "size" : "60x60", 36 | "scale" : "2x" 37 | }, 38 | { 39 | "idiom" : "iphone", 40 | "size" : "60x60", 41 | "scale" : "3x" 42 | }, 43 | { 44 | "idiom" : "ipad", 45 | "size" : "20x20", 46 | "scale" : "1x" 47 | }, 48 | { 49 | "idiom" : "ipad", 50 | "size" : "20x20", 51 | "scale" : "2x" 52 | }, 53 | { 54 | "idiom" : "ipad", 55 | "size" : "29x29", 56 | "scale" : "1x" 57 | }, 58 | { 59 | "idiom" : "ipad", 60 | "size" : "29x29", 61 | "scale" : "2x" 62 | }, 63 | { 64 | "idiom" : "ipad", 65 | "size" : "40x40", 66 | "scale" : "1x" 67 | }, 68 | { 69 | "idiom" : "ipad", 70 | "size" : "40x40", 71 | "scale" : "2x" 72 | }, 73 | { 74 | "idiom" : "ipad", 75 | "size" : "76x76", 76 | "scale" : "1x" 77 | }, 78 | { 79 | "idiom" : "ipad", 80 | "size" : "76x76", 81 | "scale" : "2x" 82 | }, 83 | { 84 | "idiom" : "ipad", 85 | "size" : "83.5x83.5", 86 | "scale" : "2x" 87 | }, 88 | { 89 | "idiom" : "ios-marketing", 90 | "size" : "1024x1024", 91 | "scale" : "1x" 92 | } 93 | ], 94 | "info" : { 95 | "version" : 1, 96 | "author" : "xcode" 97 | } 98 | } -------------------------------------------------------------------------------- /Example/Resources/Assets.xcassets/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "info" : { 3 | "version" : 1, 4 | "author" : "xcode" 5 | } 6 | } -------------------------------------------------------------------------------- /Example/Resources/Base.lproj/LaunchScreen.storyboard: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | -------------------------------------------------------------------------------- /Example/Sources/MainTableViewCell.swift: -------------------------------------------------------------------------------- 1 | // 2 | // MainTableViewCell.swift 3 | // Example 4 | // 5 | // Created by DongHeeKang on 06/02/2019. 6 | // Copyright © 2019 k-lpmg. All rights reserved. 7 | // 8 | 9 | import UIKit 10 | 11 | import FluidHighlighter 12 | 13 | final class MainTableViewCell: UITableViewCell { 14 | 15 | override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) { 16 | super.init(style: style, reuseIdentifier: reuseIdentifier) 17 | 18 | selectionStyle = .none 19 | setFluidHighlighter() 20 | } 21 | 22 | required init?(coder aDecoder: NSCoder) { 23 | fatalError("init(coder:) has not been implemented") 24 | } 25 | 26 | private func setFluidHighlighter() { 27 | fh.enable(normalColor: .white, highlightedColor: UIColor.gray.withAlphaComponent(0.5)) 28 | } 29 | 30 | } 31 | -------------------------------------------------------------------------------- /Example/Sources/MainViewController.swift: -------------------------------------------------------------------------------- 1 | // 2 | // MainViewController.swift 3 | // Example 4 | // 5 | // Created by DongHeeKang on 30/01/2019. 6 | // Copyright © 2019 k-lpmg. All rights reserved. 7 | // 8 | 9 | import UIKit 10 | 11 | import FluidHighlighter 12 | 13 | final class MainViewController: UIViewController { 14 | 15 | private enum Const { 16 | static let cellId = "cell" 17 | } 18 | 19 | private let view1: UIView = { 20 | let view = UIView() 21 | view.translatesAutoresizingMaskIntoConstraints = false 22 | view.layer.borderColor = UIColor.gray.cgColor 23 | view.layer.borderWidth = 0.5 24 | return view 25 | }() 26 | private let control: UIControl = { 27 | let control = UIControl() 28 | control.translatesAutoresizingMaskIntoConstraints = false 29 | control.layer.borderColor = UIColor.gray.cgColor 30 | control.layer.borderWidth = 0.5 31 | return control 32 | }() 33 | private let button: UIButton = { 34 | let button = UIButton() 35 | button.translatesAutoresizingMaskIntoConstraints = false 36 | button.setTitle("Button", for: .normal) 37 | button.setTitleColor(UIColor.gray, for: .normal) 38 | return button 39 | }() 40 | private lazy var tableView: UITableView = { 41 | let tableView = UITableView() 42 | tableView.translatesAutoresizingMaskIntoConstraints = false 43 | tableView.register(MainTableViewCell.self, forCellReuseIdentifier: Const.cellId) 44 | tableView.dataSource = self 45 | return tableView 46 | }() 47 | 48 | override func viewDidLoad() { 49 | super.viewDidLoad() 50 | 51 | view.backgroundColor = .white 52 | setFluidHighlighter() 53 | view.addSubview(view1) 54 | view.addSubview(control) 55 | view.addSubview(button) 56 | view.addSubview(tableView) 57 | layout() 58 | } 59 | 60 | private func setFluidHighlighter() { 61 | view1.fh.enable(normalColor: .white, highlightedColor: UIColor.gray.withAlphaComponent(0.5)) 62 | control.fh.controlEnable(normalColor: .white, highlightedColor: UIColor.yellow.withAlphaComponent(0.5)) 63 | button.fh.controlEnable(normalColor: .white, highlightedColor: UIColor.darkGray.withAlphaComponent(0.5)) 64 | } 65 | 66 | } 67 | 68 | extension MainViewController { 69 | 70 | private func layout() { 71 | view1.trailingAnchor.constraint(equalTo: control.leadingAnchor, constant: -8).isActive = true 72 | view1.topAnchor.constraint(equalTo: topLayoutGuide.bottomAnchor, constant: 16).isActive = true 73 | view1.heightAnchor.constraint(equalToConstant: 100).isActive = true 74 | view1.widthAnchor.constraint(equalToConstant: 100).isActive = true 75 | 76 | control.centerXAnchor.constraint(equalTo: view.centerXAnchor).isActive = true 77 | control.topAnchor.constraint(equalTo: view1.topAnchor).isActive = true 78 | control.heightAnchor.constraint(equalTo: view1.heightAnchor).isActive = true 79 | control.widthAnchor.constraint(equalToConstant: 100).isActive = true 80 | 81 | button.leadingAnchor.constraint(equalTo: control.trailingAnchor, constant: 8).isActive = true 82 | button.centerYAnchor.constraint(equalTo: view1.centerYAnchor).isActive = true 83 | button.widthAnchor.constraint(equalToConstant: 80).isActive = true 84 | 85 | tableView.leadingAnchor.constraint(equalTo: view.leadingAnchor).isActive = true 86 | tableView.topAnchor.constraint(equalTo: view1.bottomAnchor, constant: 32).isActive = true 87 | tableView.trailingAnchor.constraint(equalTo: view.trailingAnchor).isActive = true 88 | tableView.bottomAnchor.constraint(equalTo: view.bottomAnchor).isActive = true 89 | } 90 | 91 | } 92 | 93 | extension MainViewController: UITableViewDataSource { 94 | 95 | func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int { 96 | return 30 97 | } 98 | 99 | func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell { 100 | let cell = tableView.dequeueReusableCell(withIdentifier: Const.cellId, for: indexPath) 101 | cell.textLabel?.text = "\(indexPath.row)" 102 | return cell 103 | } 104 | 105 | } 106 | -------------------------------------------------------------------------------- /FluidHighlighter.h: -------------------------------------------------------------------------------- 1 | // 2 | // FluidHighlighter.h 3 | // FluidHighlighter 4 | // 5 | // Created by DongHeeKang on 30/01/2019. 6 | // Copyright © 2019 k-lpmg. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | //! Project version number for FluidHighlighter. 12 | FOUNDATION_EXPORT double FluidHighlighterVersionNumber; 13 | 14 | //! Project version string for FluidHighlighter. 15 | FOUNDATION_EXPORT const unsigned char FluidHighlighterVersionString[]; 16 | 17 | // In this header, you should import all the public headers of your framework using statements like #import 18 | 19 | 20 | -------------------------------------------------------------------------------- /FluidHighlighter.podspec: -------------------------------------------------------------------------------- 1 | Pod::Spec.new do |s| 2 | s.name = "FluidHighlighter" 3 | s.version = "2.0.0" 4 | s.summary = "FluidHighlighter easily implements the Fluid Interface based highlighting effect on UIView and UIControl." 5 | s.homepage = "https://github.com/k-lpmg/FluidHighlighter" 6 | s.license = { :type => 'MIT', :file => 'LICENSE' } 7 | s.author = { "DongHee Kang" => "kanglpmg@gmail.com" } 8 | s.source = { :git => "https://github.com/k-lpmg/FluidHighlighter.git", :tag => s.version.to_s } 9 | s.documentation_url = "https://github.com/k-lpmg/FluidHighlighter/blob/master/README.md" 10 | 11 | s.ios.source_files = "Sources/**/*.swift" 12 | s.ios.deployment_target = "8.0" 13 | end 14 | -------------------------------------------------------------------------------- /FluidHighlighter.xcodeproj/project.pbxproj: -------------------------------------------------------------------------------- 1 | // !$*UTF8*$! 2 | { 3 | archiveVersion = 1; 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525 | } 526 | -------------------------------------------------------------------------------- /FluidHighlighter.xcodeproj/xcshareddata/xcschemes/FluidHighlighter.xcscheme: -------------------------------------------------------------------------------- 1 | 2 | 5 | 8 | 9 | 15 | 21 | 22 | 23 | 24 | 25 | 30 | 31 | 32 | 33 | 34 | 35 | 45 | 46 | 52 | 53 | 54 | 55 | 56 | 57 | 63 | 64 | 70 | 71 | 72 | 73 | 75 | 76 | 79 | 80 | 81 | -------------------------------------------------------------------------------- /Info.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | CFBundleDevelopmentRegion 6 | $(DEVELOPMENT_LANGUAGE) 7 | CFBundleExecutable 8 | $(EXECUTABLE_NAME) 9 | CFBundleIdentifier 10 | $(PRODUCT_BUNDLE_IDENTIFIER) 11 | CFBundleInfoDictionaryVersion 12 | 6.0 13 | CFBundleName 14 | $(PRODUCT_NAME) 15 | CFBundlePackageType 16 | FMWK 17 | CFBundleShortVersionString 18 | 2.0.0 19 | CFBundleVersion 20 | $(CURRENT_PROJECT_VERSION) 21 | 22 | 23 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2019 DongHee Kang 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # FluidHighlighter 2 | [![Build Status](https://travis-ci.org/k-lpmg/FluidHighlighter.svg?branch=master)](https://travis-ci.org/k-lpmg/FluidHighlighter) 3 | ![Swift](https://img.shields.io/badge/Swift-5.0-orange.svg) 4 | [![Cocoapods](https://img.shields.io/cocoapods/v/FluidHighlighter.svg?style=flat)](https://cocoapods.org/pods/FluidHighlighter) 5 | [![Carthage compatible](https://img.shields.io/badge/Carthage-compatible-4BC51D.svg?style=flat)](https://github.com/Carthage/Carthage) 6 | 7 | FluidHighlighter easily implements the Fluid Interface based highlighting effect on UIView and UIControl. 8 | 9 | ## Introduction 10 | 11 | 12 | ## Usage 13 | 14 | #### Highlighting enable 15 | ```swift 16 | let view = UIView() 17 | view.fh.enable(normalColor: UIColor.white, highlightedColor: UIColor.gray) 18 | 19 | let control = UIControl() 20 | control.fh.controlEnable(normalColor: UIColor.white, highlightedColor: UIColor.gray) 21 | ``` 22 | 23 | #### Highlighting disable 24 | ```swift 25 | let view = UIView() 26 | view.fh.disable() 27 | 28 | let control = UIControl() 29 | control.fh.controlDisable() 30 | ``` 31 | 32 | #### Enable Parameters 33 | 34 | | Parameter | Type | Description | 35 | | --- | --- | --- | 36 | | `normalColor` | `UIColor` | Background color | 37 | | `highlightedColor` | `UIColor` 38 | | `selectedColor` | `UIColor` | Background color of selected state, only in UIControl | 39 | | `highlightedOptions` | `AnimationOptions` 40 | | `highlightedDelay` | `TimeInterval` 41 | | `highlightedDuration` | `TimeInterval` 42 | 43 | 44 | ## Installation 45 | 46 | #### CocoaPods (iOS 8+) 47 | 48 | ```ruby 49 | platform :ios, '8.0' 50 | use_frameworks! 51 | 52 | target '' do 53 | pod 'FluidHighlighter' 54 | end 55 | ``` 56 | 57 | #### Carthage (iOS 8+) 58 | 59 | ```ruby 60 | github "k-lpmg/FluidHighlighter" 61 | ``` 62 | 63 | 64 | ## LICENSE 65 | 66 | These works are available under the MIT license. See the [LICENSE][license] file 67 | for more info. 68 | 69 | [license]: LICENSE 70 | -------------------------------------------------------------------------------- /Sources/FluidHighlighter/FluidHighlighter.swift: -------------------------------------------------------------------------------- 1 | import UIKit 2 | 3 | public class FluidHighlighter { 4 | public let base: Base 5 | public init(_ base: Base) { 6 | self.base = base 7 | } 8 | } 9 | 10 | public protocol FluidHighlighterCompatible { 11 | associatedtype FluidHighlighterCompatibleType 12 | var fh: FluidHighlighterCompatibleType { get } 13 | } 14 | 15 | public extension FluidHighlighterCompatible { 16 | var fh: FluidHighlighter { 17 | return FluidHighlighter(self) 18 | } 19 | } 20 | 21 | extension UIView: FluidHighlighterCompatible {} 22 | -------------------------------------------------------------------------------- /Sources/FluidHighlighter/UIControl+FH.swift: -------------------------------------------------------------------------------- 1 | import UIKit 2 | 3 | private var touchProxyContext: UInt8 = 0 4 | private var normalColorContext: UInt8 = 0 5 | private var highlightedColorContext: UInt8 = 0 6 | private var selectedColorContext: UInt8 = 0 7 | private var highlightedOptionsContext: UInt8 = 0 8 | private var highlightedDelayContext: UInt8 = 0 9 | private var highlightedDurationContext: UInt8 = 0 10 | 11 | public extension FluidHighlighter where Base: UIControl { 12 | 13 | // MARK: - Properties 14 | 15 | private var touchProxy: TouchProxy? { 16 | get { 17 | return objc_getAssociatedObject(base, &touchProxyContext) as? TouchProxy 18 | } 19 | set { 20 | objc_setAssociatedObject(base, &touchProxyContext, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC) 21 | } 22 | } 23 | 24 | private(set) var normalColor: UIColor? { 25 | get { 26 | return objc_getAssociatedObject(base, &normalColorContext) as? UIColor 27 | } 28 | set { 29 | objc_setAssociatedObject(base, &normalColorContext, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC) 30 | } 31 | } 32 | 33 | private(set) var highlightedColor: UIColor? { 34 | get { 35 | return objc_getAssociatedObject(base, &highlightedColorContext) as? UIColor 36 | } 37 | set { 38 | objc_setAssociatedObject(base, &highlightedColorContext, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC) 39 | } 40 | } 41 | 42 | private(set) var selectedColor: UIColor? { 43 | get { 44 | return objc_getAssociatedObject(base, &selectedColorContext) as? UIColor 45 | } 46 | set { 47 | objc_setAssociatedObject(base, &selectedColorContext, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC) 48 | } 49 | } 50 | 51 | private(set) var highlightedOptions: UIView.AnimationOptions? { 52 | get { 53 | return objc_getAssociatedObject(base, &highlightedOptionsContext) as? UIView.AnimationOptions 54 | } 55 | set { 56 | objc_setAssociatedObject(base, &highlightedOptionsContext, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC) 57 | } 58 | } 59 | 60 | private(set) var highlightedDelay: TimeInterval { 61 | get { 62 | guard let delay = objc_getAssociatedObject(base, &highlightedDelayContext) as? TimeInterval else {return 0.0} 63 | return delay 64 | } 65 | set { 66 | objc_setAssociatedObject(base, &highlightedDelayContext, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC) 67 | } 68 | } 69 | 70 | private(set) var highlightedDuration: TimeInterval { 71 | get { 72 | guard let duration = objc_getAssociatedObject(base, &highlightedDurationContext) as? TimeInterval else {return 0.0} 73 | return duration 74 | } 75 | set { 76 | objc_setAssociatedObject(base, &highlightedDurationContext, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC) 77 | } 78 | } 79 | 80 | // MARK: - Public methods 81 | 82 | func controlEnable(normalColor: UIColor, 83 | highlightedColor: UIColor, 84 | selectedColor: UIColor? = nil, 85 | highlightedOptions: UIView.AnimationOptions? = nil, 86 | highlightedDelay: TimeInterval = 0.0, 87 | highlightedDuration: TimeInterval = 0.5) { 88 | self.normalColor = normalColor 89 | self.highlightedColor = highlightedColor 90 | self.selectedColor = selectedColor 91 | 92 | self.highlightedOptions = highlightedOptions 93 | self.highlightedDelay = highlightedDelay 94 | self.highlightedDuration = highlightedDuration 95 | 96 | base.backgroundColor = base.isSelected ? selectedColor ?? normalColor : normalColor 97 | 98 | if touchProxy == nil { 99 | touchProxy = TouchProxy(control: base) 100 | touchProxy?.addTarget() 101 | } 102 | } 103 | 104 | func controlDisable() { 105 | normalColor = nil 106 | highlightedColor = nil 107 | highlightedOptions = nil 108 | highlightedDelay = 0 109 | highlightedDuration = 0 110 | 111 | touchProxy?.removeTarget() 112 | touchProxy = nil 113 | } 114 | 115 | func refreshBackgroundColor() { 116 | touchProxy?.refreshBackgroundColor() 117 | } 118 | 119 | // MARK: - Proxy 120 | 121 | fileprivate final class TouchProxy { 122 | 123 | // MARK: - Properties 124 | 125 | private let control: UIControl 126 | 127 | // MARK: - Constructor 128 | 129 | init(control: UIControl) { 130 | self.control = control 131 | } 132 | 133 | // MARK: - Public methods 134 | 135 | public func addTarget() { 136 | control.addTarget(self, action: #selector(touchDown), for: [.touchDown, .touchDragEnter]) 137 | control.addTarget(self, action: #selector(touchUp), for: [.touchUpInside, .touchDragExit, .touchCancel]) 138 | } 139 | 140 | public func removeTarget() { 141 | control.removeTarget(self, action: #selector(touchDown), for: [.touchDown, .touchDragEnter]) 142 | control.removeTarget(self, action: #selector(touchUp), for: [.touchUpInside, .touchDragExit, .touchCancel]) 143 | } 144 | 145 | public func refreshBackgroundColor() { 146 | UIView.animate(withDuration: control.fh.highlightedDuration, delay: control.fh.highlightedDelay, options: control.fh.highlightedOptions ?? [], animations: { 147 | self.control.backgroundColor = self.control.isSelected ? self.control.fh.selectedColor ?? self.control.fh.normalColor : self.control.fh.normalColor 148 | }) 149 | } 150 | 151 | // MARK: - Private selector 152 | 153 | @objc private func touchDown() { 154 | control.backgroundColor = control.fh.highlightedColor 155 | } 156 | 157 | @objc private func touchUp() { 158 | refreshBackgroundColor() 159 | } 160 | 161 | } 162 | 163 | } 164 | -------------------------------------------------------------------------------- /Sources/FluidHighlighter/UIView+FH.swift: -------------------------------------------------------------------------------- 1 | import UIKit 2 | 3 | private var normalColorContext: UInt8 = 0 4 | private var highlightedColorContext: UInt8 = 0 5 | private var highlightedOptionsContext: UInt8 = 0 6 | private var highlightedDelayContext: UInt8 = 0 7 | private var highlightedDurationContext: UInt8 = 0 8 | 9 | public extension FluidHighlighter where Base: UIView { 10 | 11 | // MARK: - Properties 12 | 13 | private(set) var normalColor: UIColor? { 14 | get { 15 | return objc_getAssociatedObject(base, &normalColorContext) as? UIColor 16 | } 17 | set { 18 | objc_setAssociatedObject(base, &normalColorContext, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC) 19 | } 20 | } 21 | 22 | private(set) var highlightedColor: UIColor? { 23 | get { 24 | return objc_getAssociatedObject(base, &highlightedColorContext) as? UIColor 25 | } 26 | set { 27 | objc_setAssociatedObject(base, &highlightedColorContext, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC) 28 | } 29 | } 30 | 31 | private(set) var highlightedOptions: UIView.AnimationOptions? { 32 | get { 33 | return objc_getAssociatedObject(base, &highlightedOptionsContext) as? UIView.AnimationOptions 34 | } 35 | set { 36 | objc_setAssociatedObject(base, &highlightedOptionsContext, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC) 37 | } 38 | } 39 | 40 | private(set) var highlightedDelay: TimeInterval { 41 | get { 42 | guard let delay = objc_getAssociatedObject(base, &highlightedDelayContext) as? TimeInterval else {return 0.0} 43 | return delay 44 | } 45 | set { 46 | objc_setAssociatedObject(base, &highlightedDelayContext, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC) 47 | } 48 | } 49 | 50 | private(set) var highlightedDuration: TimeInterval { 51 | get { 52 | guard let duration = objc_getAssociatedObject(base, &highlightedDurationContext) as? TimeInterval else {return 0.0} 53 | return duration 54 | } 55 | set { 56 | objc_setAssociatedObject(base, &highlightedDurationContext, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC) 57 | } 58 | } 59 | 60 | // MARK: - Public methods 61 | 62 | func enable(normalColor: UIColor, 63 | highlightedColor: UIColor, 64 | highlightedOptions: UIView.AnimationOptions? = nil, 65 | highlightedDelay: TimeInterval = 0.0, 66 | highlightedDuration: TimeInterval = 0.5) { 67 | self.normalColor = normalColor 68 | self.highlightedColor = highlightedColor 69 | self.highlightedOptions = highlightedOptions 70 | self.highlightedDelay = highlightedDelay 71 | self.highlightedDuration = highlightedDuration 72 | 73 | base.backgroundColor = normalColor 74 | } 75 | 76 | func disable() { 77 | normalColor = nil 78 | highlightedColor = nil 79 | highlightedOptions = nil 80 | highlightedDelay = 0 81 | highlightedDuration = 0 82 | } 83 | 84 | func touchDown() { 85 | guard let highlightedColor = highlightedColor else {return} 86 | 87 | base.backgroundColor = highlightedColor 88 | } 89 | 90 | func touchUp() { 91 | guard let normalColor = normalColor else {return} 92 | 93 | UIView.animate(withDuration: highlightedDuration, delay: highlightedDelay, options: highlightedOptions ?? [], animations: { 94 | self.base.backgroundColor = normalColor 95 | }) 96 | } 97 | 98 | } 99 | 100 | extension UIView { 101 | 102 | // MARK: - Overridden: UIView 103 | 104 | override open func touchesBegan(_ touches: Set, with event: UIEvent?) { 105 | super.touchesBegan(touches, with: event) 106 | 107 | fh.touchDown() 108 | } 109 | 110 | override open func touchesEnded(_ touches: Set, with event: UIEvent?) { 111 | super.touchesEnded(touches, with: event) 112 | 113 | fh.touchUp() 114 | } 115 | 116 | override open func touchesMoved(_ touches: Set, with event: UIEvent?) { 117 | super.touchesMoved(touches, with: event) 118 | 119 | if let touch = touches.first { 120 | let position = touch.location(in: self) 121 | isInside(position: position) ? fh.touchDown() : fh.touchUp() 122 | } 123 | } 124 | 125 | override open func touchesCancelled(_ touches: Set, with event: UIEvent?) { 126 | super.touchesCancelled(touches, with: event) 127 | 128 | fh.touchUp() 129 | } 130 | 131 | // MARK: - Private methods 132 | 133 | private func isInside(position: CGPoint) -> Bool { 134 | let x = position.x 135 | let y = position.y 136 | let xIsInFrame = bounds.origin.x <= x && x <= bounds.origin.x + bounds.width*1.5 137 | let yIsInFrame = bounds.origin.y <= y && y <= bounds.origin.y + bounds.height*1.5 138 | return xIsInFrame && yIsInFrame 139 | } 140 | 141 | } 142 | --------------------------------------------------------------------------------