├── .gitignore
├── LICENSE
├── README.md
├── YLGIFImage-Swift
    ├── YLGIFImage.swift
    └── YLImageView.swift
├── YLGIFImageSwiftDemo
    ├── YLGIFImageSwiftDemo.xcodeproj
    │   ├── project.pbxproj
    │   └── project.xcworkspace
    │   │   └── contents.xcworkspacedata
    ├── YLGIFImageSwiftDemo
    │   ├── AppDelegate.swift
    │   ├── Base.lproj
    │   │   └── Main.storyboard
    │   ├── Images.xcassets
    │   │   ├── AppIcon.appiconset
    │   │   │   └── Contents.json
    │   │   └── LaunchImage.launchimage
    │   │   │   └── Contents.json
    │   ├── Info.plist
    │   ├── Launch Screen.xib
    │   ├── ViewController.swift
    │   ├── iwatch.gif
    │   └── joy.gif
    └── YLGIFImageSwiftDemoTests
    │   ├── Info.plist
    │   └── YLGIFImageSwiftDemoTests.swift
├── demo.gif
└── screenshot.png


/.gitignore:
--------------------------------------------------------------------------------
 1 | .DS_Store
 2 | .Trashes
 3 | *.swp
 4 | *.lock
 5 | DerivedData/
 6 | build/
 7 | *.pbxuser
 8 | *.mode1v3
 9 | *.mode2v3
10 | *.perspectivev3
11 | !default.pbxuser
12 | !default.mode1v3
13 | !default.mode2v3
14 | !default.perspectivev3
15 | xcuserdata
16 | *.moved-aside
17 | Pods/
18 | *.xcworkspace
19 | 


--------------------------------------------------------------------------------
/LICENSE:
--------------------------------------------------------------------------------
 1 | The MIT License (MIT)
 2 | 
 3 | Copyright (c) 2014 Yong Li
 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.


--------------------------------------------------------------------------------
/README.md:
--------------------------------------------------------------------------------
1 | YLGIFImage-Swift
2 | ================
3 | 
4 | Swift implementation of [YLGIFImage](https://github.com/liyong03/YLGIFImage).
5 | 
6 | <img align="middle" src="./screenshot.png" width="320" />
7 | 


--------------------------------------------------------------------------------
/YLGIFImage-Swift/YLGIFImage.swift:
--------------------------------------------------------------------------------
  1 | //
  2 | //  YLGIFImage.swift
  3 | //  YLGIFImage
  4 | //
  5 | //  Created by Yong Li on 6/8/14.
  6 | //  Copyright (c) 2014 Yong Li. All rights reserved.
  7 | //
  8 | 
  9 | import UIKit
 10 | import ImageIO
 11 | import MobileCoreServices
 12 | 
 13 | class YLGIFImage : UIImage {
 14 |     
 15 |     private class func isCGImageSourceContainAnimatedGIF(cgImageSource: CGImageSource!) -> Bool {
 16 |         let isGIF = UTTypeConformsTo(CGImageSourceGetType(cgImageSource)!, kUTTypeGIF)
 17 |         let imgCount = CGImageSourceGetCount(cgImageSource)
 18 |         return isGIF && imgCount > 1
 19 |     }
 20 |     
 21 |     private class func getCGImageSourceGifFrameDelay(imageSource: CGImageSourceRef, index: UInt) -> NSTimeInterval {
 22 |         var delay = 0.0
 23 |         let imgProperties:NSDictionary = CGImageSourceCopyPropertiesAtIndex(imageSource, Int(index), nil)!
 24 |         let gifProperties:NSDictionary? = imgProperties[kCGImagePropertyGIFDictionary as String] as? NSDictionary
 25 |         if let property = gifProperties {
 26 |             delay = property[kCGImagePropertyGIFUnclampedDelayTime as String] as! Double
 27 |             if delay <= 0 {
 28 |                 delay = property[kCGImagePropertyGIFDelayTime as String] as! Double
 29 |             }
 30 |         }
 31 |         return delay
 32 |     }
 33 |     
 34 |     private func createSelf(cgImageSource: CGImageSource!, scale: CGFloat) -> Void {
 35 |         _cgImgSource = cgImageSource
 36 |         let imageProperties:NSDictionary = CGImageSourceCopyProperties(_cgImgSource!, nil)!
 37 |         let gifProperties: NSDictionary? = imageProperties[kCGImagePropertyGIFDictionary as String] as? NSDictionary
 38 |         if let property = gifProperties {
 39 |             self.loopCount = property[kCGImagePropertyGIFLoopCount as String] as! UInt
 40 |         }
 41 |         let numOfFrames = CGImageSourceGetCount(cgImageSource)
 42 |         for i in 0..<numOfFrames {
 43 |             // get frame duration
 44 |             let frameDuration = YLGIFImage.getCGImageSourceGifFrameDelay(cgImageSource, index: UInt(i))
 45 |             self.frameDurations.append(NSNumber(double: frameDuration))
 46 |             self.totalDuration += frameDuration
 47 |             
 48 |             //Log("dura = \(frameDuration)")
 49 |             
 50 |             if i < Int(YLGIFImage.prefetchNum) {
 51 |                 // get frame
 52 |                 let cgimage = CGImageSourceCreateImageAtIndex(cgImageSource, i, nil)
 53 |                 let image: UIImage = UIImage(CGImage: cgimage!)
 54 |                 self.frameImages.append(image)
 55 |                 //Log("\(i): frame = \(image)")
 56 |             } else {
 57 |                 self.frameImages.append(NSNull())
 58 |             }
 59 |         }
 60 |         //Log("\(self.frameImages.count)")
 61 |     }
 62 | 
 63 |     private lazy var readFrameQueue:dispatch_queue_t = dispatch_queue_create("com.ronnie.gifreadframe", DISPATCH_QUEUE_SERIAL)
 64 | 
 65 |     private var _scale:CGFloat = 1.0
 66 |     private var _cgImgSource:CGImageSource? = nil
 67 |     var totalDuration: NSTimeInterval = 0.0
 68 |     var frameDurations = [AnyObject]()
 69 |     var loopCount: UInt = 1
 70 |     var frameImages:[AnyObject] = [AnyObject]()
 71 | 
 72 |     struct YLGIFGlobalSetting {
 73 |         static var prefetchNumber:UInt = 10
 74 |     }
 75 | 
 76 |     class var prefetchNum: UInt {
 77 |         return YLGIFGlobalSetting.prefetchNumber
 78 |     }
 79 | 
 80 |     class func setPrefetchNum(number:UInt) {
 81 |         YLGIFGlobalSetting.prefetchNumber = number
 82 |     }
 83 | 
 84 |     convenience init?(named name: String!) {
 85 |         guard let path = NSBundle.mainBundle().pathForResource(name, ofType: nil)
 86 |             else { return nil }
 87 |         guard let data = NSData(contentsOfURL:NSURL.fileURLWithPath(path))
 88 |             else { return nil }
 89 |         self.init(data: data)
 90 |     }
 91 | 
 92 |     convenience override init?(contentsOfFile path: String) {
 93 |         let data = NSData(contentsOfURL: NSURL(string: path)!)
 94 |         self.init(data: data!)
 95 |     }
 96 | 
 97 |     convenience override init?(data: NSData)  {
 98 |         self.init(data: data, scale: 1.0)
 99 |     }
100 | 
101 |     override init?(data: NSData, scale: CGFloat) {
102 |         let cgImgSource = CGImageSourceCreateWithData(data, nil)
103 |         if YLGIFImage.isCGImageSourceContainAnimatedGIF(cgImgSource) {
104 |             super.init()
105 |             createSelf(cgImgSource, scale: scale)
106 |         } else {
107 |             super.init(data: data, scale: scale)
108 |         }
109 |     }
110 | 
111 |     required init?(coder aDecoder: NSCoder) {
112 |         fatalError("init(coder:) has not been implemented")
113 |     }
114 |     
115 |     required init(imageLiteral name: String) {
116 |         fatalError("init(imageLiteral name:) has not been implemented")
117 |     }
118 | 
119 |     func getFrame(index: UInt) -> UIImage? {
120 |         if Int(index) >= self.frameImages.count {
121 |             return nil
122 |         }
123 |         let image:UIImage? = self.frameImages[Int(index)] as? UIImage
124 |         if self.frameImages.count > Int(YLGIFImage.prefetchNum) {
125 |             if index != 0 {
126 |                 self.frameImages[Int(index)] = NSNull()
127 |             }
128 | 
129 |             for i in index+1...index+YLGIFImage.prefetchNum {
130 |                 let idx = Int(i)%self.frameImages.count
131 |                 if self.frameImages[idx] is NSNull {
132 |                     dispatch_async(self.readFrameQueue){
133 |                         let cgImg = CGImageSourceCreateImageAtIndex(self._cgImgSource!, idx, nil)
134 |                         self.frameImages[idx] = UIImage(CGImage: cgImg!)
135 |                     }
136 |                 }
137 |             }
138 |         }
139 | 
140 |         return image
141 |     }
142 | }


--------------------------------------------------------------------------------
/YLGIFImage-Swift/YLImageView.swift:
--------------------------------------------------------------------------------
  1 | //
  2 | //  YLImageView.swift
  3 | //  YLGIFImage
  4 | //
  5 | //  Created by Yong Li on 6/8/14.
  6 | //  Copyright (c) 2014 Yong Li. All rights reserved.
  7 | //
  8 | 
  9 | import UIKit
 10 | import QuartzCore
 11 | 
 12 | class YLImageView : UIImageView {
 13 |     
 14 |     private lazy var displayLink:CADisplayLink = CADisplayLink(target: self, selector: "changeKeyFrame:")
 15 |     private var accumulator: NSTimeInterval = 0.0
 16 |     private var currentFrameIndex: Int = 0
 17 |     private var currentFrame: UIImage? = nil
 18 |     private var loopCountdown: Int = Int.max
 19 |     private var animatedImage: YLGIFImage? = nil
 20 |   
 21 |     required init?(coder aDecoder: NSCoder)  {
 22 |         super.init(coder: aDecoder)
 23 |         self.displayLink.addToRunLoop(NSRunLoop.mainRunLoop(), forMode: NSRunLoopCommonModes)
 24 |         self.displayLink.paused = true
 25 |     }
 26 |     
 27 |     override init(frame: CGRect) {
 28 |         super.init(frame: frame)
 29 |         self.displayLink.addToRunLoop(NSRunLoop.mainRunLoop(), forMode: NSRunLoopCommonModes)
 30 |         self.displayLink.paused = true
 31 |     }
 32 |     
 33 |     override init(image: UIImage?)  {
 34 |         super.init(image: image)
 35 |         self.displayLink.addToRunLoop(NSRunLoop.mainRunLoop(), forMode: NSRunLoopCommonModes)
 36 |         self.displayLink.paused = true
 37 |     }
 38 |     
 39 |     override init(image: UIImage?, highlightedImage: UIImage!)  {
 40 |         super.init(image: image, highlightedImage: highlightedImage)
 41 |         self.displayLink.addToRunLoop(NSRunLoop.mainRunLoop(), forMode: NSRunLoopCommonModes)
 42 |         self.displayLink.paused = true
 43 |     }
 44 |     
 45 |     override var image: UIImage! {
 46 |         get {
 47 |             if (self.animatedImage != nil) {
 48 |                 return self.animatedImage
 49 |             } else {
 50 |                 return super.image
 51 |             }
 52 |         }
 53 |         set{
 54 |             if image === newValue {
 55 |                 return
 56 |             }
 57 |             self.stopAnimating()
 58 |             self.currentFrameIndex = 0
 59 |             self.accumulator = 0.0
 60 |             
 61 |             if newValue is YLGIFImage {
 62 |                 self.animatedImage = newValue as? YLGIFImage
 63 |                 if let Img = self.animatedImage!.getFrame(0) {
 64 |                     super.image = Img
 65 |                     self.currentFrame = super.image
 66 |                 }
 67 |                 self.startAnimating()
 68 |             } else {
 69 |                 super.image = newValue
 70 |                 self.animatedImage = nil
 71 |             }
 72 |             self.layer.setNeedsDisplay()
 73 |         }
 74 |     }
 75 |     
 76 |     override var highlighted: Bool {
 77 |     get{
 78 |         return super.highlighted
 79 |     }
 80 |     set {
 81 |         if (self.animatedImage != nil) {
 82 |             return
 83 |         } else {
 84 |             return super.highlighted = newValue
 85 |         }
 86 |     }
 87 |     }
 88 |     
 89 |     override func isAnimating() -> Bool {
 90 |         if (self.animatedImage != nil) {
 91 |             return !self.displayLink.paused
 92 |         } else {
 93 |             return super.isAnimating()
 94 |         }
 95 |     }
 96 |     
 97 |     override func startAnimating() {
 98 |         if (self.animatedImage != nil) {
 99 |             self.displayLink.paused = false
100 |         } else {
101 |             super.startAnimating()
102 |         }
103 |     }
104 |     
105 |     override func stopAnimating()  {
106 |         if (self.animatedImage != nil) {
107 |             self.displayLink.paused = true
108 |         } else {
109 |             super.stopAnimating()
110 |         }
111 |     }
112 |     
113 |     override func displayLayer(layer: CALayer) {
114 |         if (self.animatedImage != nil) {
115 |             if let frame = self.currentFrame {
116 |                 layer.contents = frame.CGImage
117 |             }
118 |         } else {
119 |             return
120 |         }
121 |     }
122 |     
123 |     func changeKeyFrame(dpLink: CADisplayLink!) -> Void {
124 |         if let animatedImg = self.animatedImage {
125 |             if self.currentFrameIndex < animatedImg.frameImages.count {
126 |                 self.accumulator += fmin(1.0, dpLink.duration)
127 |                 var frameDura = animatedImg.frameDurations[self.currentFrameIndex] as! NSNumber
128 |                 while self.accumulator >= frameDura.doubleValue
129 |                 {
130 |                     self.accumulator = self.accumulator - frameDura.doubleValue//animatedImg.frameDurations[self.currentFrameIndex]
131 |                     self.currentFrameIndex++
132 |                     if Int(self.currentFrameIndex) >= animatedImg.frameImages.count {
133 |                         self.currentFrameIndex = 0
134 |                     }
135 |                     if let Img = animatedImg.getFrame(UInt(self.currentFrameIndex)) {
136 |                         self.currentFrame = Img
137 |                     }
138 |                     self.layer.setNeedsDisplay()
139 |                     frameDura = animatedImg.frameDurations[self.currentFrameIndex] as! NSNumber
140 |                 }
141 |                 
142 |             }
143 |         } else {
144 |             self.stopAnimating()
145 |         }
146 |     }
147 | }


--------------------------------------------------------------------------------
/YLGIFImageSwiftDemo/YLGIFImageSwiftDemo.xcodeproj/project.pbxproj:
--------------------------------------------------------------------------------
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150 | 			);
151 | 			name = YLGIFImageSwiftDemo;
152 | 			productName = YLGIFImageSwiftDemo;
153 | 			productReference = 4E8046BA19447FB6007EFB50 /* YLGIFImageSwiftDemo.app */;
154 | 			productType = "com.apple.product-type.application";
155 | 		};
156 | 		4E8046CB19447FB6007EFB50 /* YLGIFImageSwiftDemoTests */ = {
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158 | 			buildConfigurationList = 4E8046D919447FB6007EFB50 /* Build configuration list for PBXNativeTarget "YLGIFImageSwiftDemoTests" */;
159 | 			buildPhases = (
160 | 				4E8046C819447FB6007EFB50 /* Sources */,
161 | 				4E8046C919447FB6007EFB50 /* Frameworks */,
162 | 				4E8046CA19447FB6007EFB50 /* Resources */,
163 | 			);
164 | 			buildRules = (
165 | 			);
166 | 			dependencies = (
167 | 				4E8046CE19447FB6007EFB50 /* PBXTargetDependency */,
168 | 			);
169 | 			name = YLGIFImageSwiftDemoTests;
170 | 			productName = YLGIFImageSwiftDemoTests;
171 | 			productReference = 4E8046CC19447FB6007EFB50 /* YLGIFImageSwiftDemoTests.xctest */;
172 | 			productType = "com.apple.product-type.bundle.unit-test";
173 | 		};
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175 | 
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177 | 		4E8046B219447FB6007EFB50 /* Project object */ = {
178 | 			isa = PBXProject;
179 | 			attributes = {
180 | 				LastSwiftMigration = 0720;
181 | 				LastSwiftUpdateCheck = 0720;
182 | 				LastUpgradeCheck = 0600;
183 | 				ORGANIZATIONNAME = "Yong Li";
184 | 				TargetAttributes = {
185 | 					4E8046B919447FB6007EFB50 = {
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188 | 					4E8046CB19447FB6007EFB50 = {
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190 | 						TestTargetID = 4E8046B919447FB6007EFB50;
191 | 					};
192 | 				};
193 | 			};
194 | 			buildConfigurationList = 4E8046B519447FB6007EFB50 /* Build configuration list for PBXProject "YLGIFImageSwiftDemo" */;
195 | 			compatibilityVersion = "Xcode 3.2";
196 | 			developmentRegion = English;
197 | 			hasScannedForEncodings = 0;
198 | 			knownRegions = (
199 | 				en,
200 | 				Base,
201 | 			);
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203 | 			productRefGroup = 4E8046BB19447FB6007EFB50 /* Products */;
204 | 			projectDirPath = "";
205 | 			projectRoot = "";
206 | 			targets = (
207 | 				4E8046B919447FB6007EFB50 /* YLGIFImageSwiftDemo */,
208 | 				4E8046CB19447FB6007EFB50 /* YLGIFImageSwiftDemoTests */,
209 | 			);
210 | 		};
211 | /* End PBXProject section */
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213 | /* Begin PBXResourcesBuildPhase section */
214 | 		4E8046B819447FB6007EFB50 /* Resources */ = {
215 | 			isa = PBXResourcesBuildPhase;
216 | 			buildActionMask = 2147483647;
217 | 			files = (
218 | 				4E8046C519447FB6007EFB50 /* Main.storyboard in Resources */,
219 | 				4E5096751961B64000D37D33 /* joy.gif in Resources */,
220 | 				4E8046E2194480E9007EFB50 /* iwatch.gif in Resources */,
221 | 				4E8046C719447FB6007EFB50 /* Images.xcassets in Resources */,
222 | 				DFAC28131AFB3A5A002A21F9 /* Launch Screen.xib in Resources */,
223 | 			);
224 | 			runOnlyForDeploymentPostprocessing = 0;
225 | 		};
226 | 		4E8046CA19447FB6007EFB50 /* Resources */ = {
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231 | 			);
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237 | 		4E8046B619447FB6007EFB50 /* Sources */ = {
238 | 			isa = PBXSourcesBuildPhase;
239 | 			buildActionMask = 2147483647;
240 | 			files = (
241 | 				4E8046DF19447FF7007EFB50 /* YLGIFImage.swift in Sources */,
242 | 				4E8046C219447FB6007EFB50 /* ViewController.swift in Sources */,
243 | 				4E8046C019447FB6007EFB50 /* AppDelegate.swift in Sources */,
244 | 				4E8046E019447FF7007EFB50 /* YLImageView.swift in Sources */,
245 | 			);
246 | 			runOnlyForDeploymentPostprocessing = 0;
247 | 		};
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256 | /* End PBXSourcesBuildPhase section */
257 | 
258 | /* Begin PBXTargetDependency section */
259 | 		4E8046CE19447FB6007EFB50 /* PBXTargetDependency */ = {
260 | 			isa = PBXTargetDependency;
261 | 			target = 4E8046B919447FB6007EFB50 /* YLGIFImageSwiftDemo */;
262 | 			targetProxy = 4E8046CD19447FB6007EFB50 /* PBXContainerItemProxy */;
263 | 		};
264 | /* End PBXTargetDependency section */
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266 | /* Begin PBXVariantGroup section */
267 | 		4E8046C319447FB6007EFB50 /* Main.storyboard */ = {
268 | 			isa = PBXVariantGroup;
269 | 			children = (
270 | 				4E8046C419447FB6007EFB50 /* Base */,
271 | 			);
272 | 			name = Main.storyboard;
273 | 			sourceTree = "<group>";
274 | 		};
275 | /* End PBXVariantGroup section */
276 | 
277 | /* Begin XCBuildConfiguration section */
278 | 		4E8046D419447FB6007EFB50 /* Debug */ = {
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280 | 			buildSettings = {
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285 | 				CLANG_ENABLE_OBJC_ARC = YES;
286 | 				CLANG_WARN_BOOL_CONVERSION = YES;
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288 | 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
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290 | 				CLANG_WARN_ENUM_CONVERSION = YES;
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292 | 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
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296 | 				COPY_PHASE_STRIP = NO;
297 | 				ENABLE_STRICT_OBJC_MSGSEND = YES;
298 | 				GCC_C_LANGUAGE_STANDARD = gnu99;
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300 | 				GCC_OPTIMIZATION_LEVEL = 0;
301 | 				GCC_PREPROCESSOR_DEFINITIONS = (
302 | 					"DEBUG=1",
303 | 					"$(inherited)",
304 | 				);
305 | 				GCC_SYMBOLS_PRIVATE_EXTERN = NO;
306 | 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
307 | 				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
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309 | 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
310 | 				GCC_WARN_UNUSED_FUNCTION = YES;
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312 | 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
313 | 				METAL_ENABLE_DEBUG_INFO = YES;
314 | 				ONLY_ACTIVE_ARCH = YES;
315 | 				SDKROOT = iphoneos;
316 | 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
317 | 				TARGETED_DEVICE_FAMILY = "1,2";
318 | 			};
319 | 			name = Debug;
320 | 		};
321 | 		4E8046D519447FB6007EFB50 /* Release */ = {
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323 | 			buildSettings = {
324 | 				ALWAYS_SEARCH_USER_PATHS = NO;
325 | 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
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327 | 				CLANG_ENABLE_MODULES = YES;
328 | 				CLANG_ENABLE_OBJC_ARC = YES;
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331 | 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
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334 | 				CLANG_WARN_INT_CONVERSION = YES;
335 | 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
336 | 				CLANG_WARN_UNREACHABLE_CODE = YES;
337 | 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
338 | 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
339 | 				COPY_PHASE_STRIP = YES;
340 | 				ENABLE_NS_ASSERTIONS = NO;
341 | 				ENABLE_STRICT_OBJC_MSGSEND = YES;
342 | 				GCC_C_LANGUAGE_STANDARD = gnu99;
343 | 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
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346 | 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
347 | 				GCC_WARN_UNUSED_FUNCTION = YES;
348 | 				GCC_WARN_UNUSED_VARIABLE = YES;
349 | 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
350 | 				METAL_ENABLE_DEBUG_INFO = NO;
351 | 				SDKROOT = iphoneos;
352 | 				TARGETED_DEVICE_FAMILY = "1,2";
353 | 				VALIDATE_PRODUCT = YES;
354 | 			};
355 | 			name = Release;
356 | 		};
357 | 		4E8046D719447FB6007EFB50 /* Debug */ = {
358 | 			isa = XCBuildConfiguration;
359 | 			buildSettings = {
360 | 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
361 | 				CODE_SIGN_IDENTITY = "iPhone Developer";
362 | 				INFOPLIST_FILE = YLGIFImageSwiftDemo/Info.plist;
363 | 				IPHONEOS_DEPLOYMENT_TARGET = 7.0;
364 | 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
365 | 				PRODUCT_NAME = "$(TARGET_NAME)";
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367 | 			name = Debug;
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369 | 		4E8046D819447FB6007EFB50 /* Release */ = {
370 | 			isa = XCBuildConfiguration;
371 | 			buildSettings = {
372 | 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
373 | 				CODE_SIGN_IDENTITY = "iPhone Developer";
374 | 				INFOPLIST_FILE = YLGIFImageSwiftDemo/Info.plist;
375 | 				IPHONEOS_DEPLOYMENT_TARGET = 7.0;
376 | 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
377 | 				PRODUCT_NAME = "$(TARGET_NAME)";
378 | 			};
379 | 			name = Release;
380 | 		};
381 | 		4E8046DA19447FB6007EFB50 /* Debug */ = {
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384 | 				BUNDLE_LOADER = "$(BUILT_PRODUCTS_DIR)/YLGIFImageSwiftDemo.app/YLGIFImageSwiftDemo";
385 | 				FRAMEWORK_SEARCH_PATHS = (
386 | 					"$(SDKROOT)/Developer/Library/Frameworks",
387 | 					"$(inherited)",
388 | 				);
389 | 				GCC_PREPROCESSOR_DEFINITIONS = (
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391 | 					"$(inherited)",
392 | 				);
393 | 				INFOPLIST_FILE = YLGIFImageSwiftDemoTests/Info.plist;
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395 | 				METAL_ENABLE_DEBUG_INFO = YES;
396 | 				PRODUCT_NAME = "$(TARGET_NAME)";
397 | 				TEST_HOST = "$(BUNDLE_LOADER)";
398 | 			};
399 | 			name = Debug;
400 | 		};
401 | 		4E8046DB19447FB6007EFB50 /* Release */ = {
402 | 			isa = XCBuildConfiguration;
403 | 			buildSettings = {
404 | 				BUNDLE_LOADER = "$(BUILT_PRODUCTS_DIR)/YLGIFImageSwiftDemo.app/YLGIFImageSwiftDemo";
405 | 				FRAMEWORK_SEARCH_PATHS = (
406 | 					"$(SDKROOT)/Developer/Library/Frameworks",
407 | 					"$(inherited)",
408 | 				);
409 | 				INFOPLIST_FILE = YLGIFImageSwiftDemoTests/Info.plist;
410 | 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
411 | 				METAL_ENABLE_DEBUG_INFO = NO;
412 | 				PRODUCT_NAME = "$(TARGET_NAME)";
413 | 				TEST_HOST = "$(BUNDLE_LOADER)";
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415 | 			name = Release;
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418 | 
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420 | 		4E8046B519447FB6007EFB50 /* Build configuration list for PBXProject "YLGIFImageSwiftDemo" */ = {
421 | 			isa = XCConfigurationList;
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423 | 				4E8046D419447FB6007EFB50 /* Debug */,
424 | 				4E8046D519447FB6007EFB50 /* Release */,
425 | 			);
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427 | 			defaultConfigurationName = Release;
428 | 		};
429 | 		4E8046D619447FB6007EFB50 /* Build configuration list for PBXNativeTarget "YLGIFImageSwiftDemo" */ = {
430 | 			isa = XCConfigurationList;
431 | 			buildConfigurations = (
432 | 				4E8046D719447FB6007EFB50 /* Debug */,
433 | 				4E8046D819447FB6007EFB50 /* Release */,
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436 | 			defaultConfigurationName = Release;
437 | 		};
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439 | 			isa = XCConfigurationList;
440 | 			buildConfigurations = (
441 | 				4E8046DA19447FB6007EFB50 /* Debug */,
442 | 				4E8046DB19447FB6007EFB50 /* Release */,
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449 | 	rootObject = 4E8046B219447FB6007EFB50 /* Project object */;
450 | }
451 | 


--------------------------------------------------------------------------------
/YLGIFImageSwiftDemo/YLGIFImageSwiftDemo.xcodeproj/project.xcworkspace/contents.xcworkspacedata:
--------------------------------------------------------------------------------
1 | <?xml version="1.0" encoding="UTF-8"?>
2 | <Workspace
3 |    version = "1.0">
4 |    <FileRef
5 |       location = "self:YLGIFImageSwiftDemo.xcodeproj">
6 |    </FileRef>
7 | </Workspace>
8 | 


--------------------------------------------------------------------------------
/YLGIFImageSwiftDemo/YLGIFImageSwiftDemo/AppDelegate.swift:
--------------------------------------------------------------------------------
 1 | //
 2 | //  AppDelegate.swift
 3 | //  YLGIFImageSwiftDemo
 4 | //
 5 | //  Created by Yong Li on 6/8/14.
 6 | //  Copyright (c) 2014 Yong Li. All rights reserved.
 7 | //
 8 | 
 9 | import UIKit
10 | 
11 | @UIApplicationMain
12 | class AppDelegate: UIResponder, UIApplicationDelegate {
13 |                             
14 |     var window: UIWindow?
15 | 
16 | 
17 |     func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: [NSObject : AnyObject]?) -> Bool {
18 |         // Override point for customization after application launch.
19 |         return true
20 |     }
21 | 
22 |     func applicationWillResignActive(application: UIApplication) {
23 |         // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
24 |         // Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.
25 |     }
26 | 
27 |     func applicationDidEnterBackground(application: UIApplication) {
28 |         // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
29 |         // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
30 |     }
31 | 
32 |     func applicationWillEnterForeground(application: UIApplication) {
33 |         // Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.
34 |     }
35 | 
36 |     func applicationDidBecomeActive(application: UIApplication) {
37 |         // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
38 |     }
39 | 
40 |     func applicationWillTerminate(application: UIApplication) {
41 |         // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
42 |     }
43 | 
44 | 
45 | }
46 | 
47 | 


--------------------------------------------------------------------------------
/YLGIFImageSwiftDemo/YLGIFImageSwiftDemo/Base.lproj/Main.storyboard:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 2 | <document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="6154.17" systemVersion="13D65" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" initialViewController="ql8-0f-TL7">
 3 |     <dependencies>
 4 |         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="6153.11"/>
 5 |     </dependencies>
 6 |     <scenes>
 7 |         <!--Navigation Controller-->
 8 |         <scene sceneID="G8A-4O-lqi">
 9 |             <objects>
10 |                 <navigationController id="ql8-0f-TL7" sceneMemberID="viewController">
11 |                     <navigationBar key="navigationBar" contentMode="scaleToFill" id="dDh-Kg-cGD">
12 |                         <rect key="frame" x="0.0" y="0.0" width="320" height="44"/>
13 |                         <autoresizingMask key="autoresizingMask"/>
14 |                     </navigationBar>
15 |                     <connections>
16 |                         <segue destination="BYZ-38-t0r" kind="relationship" relationship="rootViewController" id="a01-c0-Io0"/>
17 |                     </connections>
18 |                 </navigationController>
19 |                 <placeholder placeholderIdentifier="IBFirstResponder" id="HWd-ON-3tO" userLabel="First Responder" sceneMemberID="firstResponder"/>
20 |             </objects>
21 |             <point key="canvasLocation" x="-687" y="115"/>
22 |         </scene>
23 |         <!--View Controller-->
24 |         <scene sceneID="tne-QT-ifu">
25 |             <objects>
26 |                 <viewController id="BYZ-38-t0r" customClass="ViewController" customModule="YLGIFImageSwiftDemo" customModuleProvider="target" sceneMemberID="viewController">
27 |                     <layoutGuides>
28 |                         <viewControllerLayoutGuide type="top" id="y3c-jy-aDJ"/>
29 |                         <viewControllerLayoutGuide type="bottom" id="wfy-db-euE"/>
30 |                     </layoutGuides>
31 |                     <view key="view" contentMode="scaleToFill" id="8bC-Xf-vdC">
32 |                         <rect key="frame" x="0.0" y="0.0" width="480" height="480"/>
33 |                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
34 |                         <subviews>
35 |                             <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="uy2-uB-gnu">
36 |                                 <rect key="frame" x="215" y="367" width="50" height="30"/>
37 |                                 <constraints>
38 |                                     <constraint firstAttribute="height" constant="30" id="Vnn-SY-mvE"/>
39 |                                     <constraint firstAttribute="width" constant="50" id="ryA-In-YEC"/>
40 |                                 </constraints>
41 |                                 <state key="normal" title="Play">
42 |                                     <color key="titleShadowColor" white="0.5" alpha="1" colorSpace="calibratedWhite"/>
43 |                                 </state>
44 |                                 <connections>
45 |                                     <action selector="clicked:" destination="BYZ-38-t0r" eventType="touchUpInside" id="hHi-1D-iND"/>
46 |                                 </connections>
47 |                             </button>
48 |                             <imageView userInteractionEnabled="NO" contentMode="scaleToFill" horizontalHuggingPriority="251" verticalHuggingPriority="251" translatesAutoresizingMaskIntoConstraints="NO" id="Jp3-rc-fXD" customClass="YLImageView" customModule="YLGIFImageSwiftDemo" customModuleProvider="target">
49 |                                 <rect key="frame" x="80" y="100" width="320" height="240"/>
50 |                                 <constraints>
51 |                                     <constraint firstAttribute="height" constant="240" id="ef2-uK-zXB"/>
52 |                                     <constraint firstAttribute="width" constant="320" id="oZd-ke-xrS"/>
53 |                                 </constraints>
54 |                             </imageView>
55 |                         </subviews>
56 |                         <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
57 |                         <constraints>
58 |                             <constraint firstAttribute="centerX" secondItem="uy2-uB-gnu" secondAttribute="centerX" id="1hZ-xX-jSP"/>
59 |                             <constraint firstItem="wfy-db-euE" firstAttribute="top" secondItem="uy2-uB-gnu" secondAttribute="bottom" constant="83" id="EQx-Oe-92Y"/>
60 |                             <constraint firstAttribute="centerX" secondItem="Jp3-rc-fXD" secondAttribute="centerX" id="M7I-6T-Sg2"/>
61 |                             <constraint firstItem="Jp3-rc-fXD" firstAttribute="top" secondItem="y3c-jy-aDJ" secondAttribute="bottom" constant="36" id="zGR-MJ-udW"/>
62 |                         </constraints>
63 |                         <simulatedOrientationMetrics key="simulatedOrientationMetrics" orientation="landscapeRight"/>
64 |                     </view>
65 |                     <navigationItem key="navigationItem" id="qAD-Mb-Vgq"/>
66 |                     <connections>
67 |                         <outlet property="button" destination="uy2-uB-gnu" id="sS4-iy-Evg"/>
68 |                         <outlet property="imageView" destination="Jp3-rc-fXD" id="ENn-Yc-gK3"/>
69 |                     </connections>
70 |                 </viewController>
71 |                 <placeholder placeholderIdentifier="IBFirstResponder" id="dkx-z0-nzr" sceneMemberID="firstResponder"/>
72 |             </objects>
73 |             <point key="canvasLocation" x="-75" y="115"/>
74 |         </scene>
75 |     </scenes>
76 | </document>
77 | 


--------------------------------------------------------------------------------
/YLGIFImageSwiftDemo/YLGIFImageSwiftDemo/Images.xcassets/AppIcon.appiconset/Contents.json:
--------------------------------------------------------------------------------
 1 | {
 2 |   "images" : [
 3 |     {
 4 |       "idiom" : "iphone",
 5 |       "size" : "29x29",
 6 |       "scale" : "2x"
 7 |     },
 8 |     {
 9 |       "idiom" : "iphone",
10 |       "size" : "40x40",
11 |       "scale" : "2x"
12 |     },
13 |     {
14 |       "idiom" : "iphone",
15 |       "size" : "60x60",
16 |       "scale" : "2x"
17 |     },
18 |     {
19 |       "idiom" : "ipad",
20 |       "size" : "29x29",
21 |       "scale" : "1x"
22 |     },
23 |     {
24 |       "idiom" : "ipad",
25 |       "size" : "29x29",
26 |       "scale" : "2x"
27 |     },
28 |     {
29 |       "idiom" : "ipad",
30 |       "size" : "40x40",
31 |       "scale" : "1x"
32 |     },
33 |     {
34 |       "idiom" : "ipad",
35 |       "size" : "40x40",
36 |       "scale" : "2x"
37 |     },
38 |     {
39 |       "idiom" : "ipad",
40 |       "size" : "76x76",
41 |       "scale" : "1x"
42 |     },
43 |     {
44 |       "idiom" : "ipad",
45 |       "size" : "76x76",
46 |       "scale" : "2x"
47 |     }
48 |   ],
49 |   "info" : {
50 |     "version" : 1,
51 |     "author" : "xcode"
52 |   }
53 | }


--------------------------------------------------------------------------------
/YLGIFImageSwiftDemo/YLGIFImageSwiftDemo/Images.xcassets/LaunchImage.launchimage/Contents.json:
--------------------------------------------------------------------------------
 1 | {
 2 |   "images" : [
 3 |     {
 4 |       "orientation" : "portrait",
 5 |       "idiom" : "iphone",
 6 |       "extent" : "full-screen",
 7 |       "minimum-system-version" : "7.0",
 8 |       "scale" : "2x"
 9 |     },
10 |     {
11 |       "orientation" : "portrait",
12 |       "idiom" : "iphone",
13 |       "subtype" : "retina4",
14 |       "extent" : "full-screen",
15 |       "minimum-system-version" : "7.0",
16 |       "scale" : "2x"
17 |     },
18 |     {
19 |       "orientation" : "portrait",
20 |       "idiom" : "ipad",
21 |       "extent" : "full-screen",
22 |       "minimum-system-version" : "7.0",
23 |       "scale" : "1x"
24 |     },
25 |     {
26 |       "orientation" : "landscape",
27 |       "idiom" : "ipad",
28 |       "extent" : "full-screen",
29 |       "minimum-system-version" : "7.0",
30 |       "scale" : "1x"
31 |     },
32 |     {
33 |       "orientation" : "portrait",
34 |       "idiom" : "ipad",
35 |       "extent" : "full-screen",
36 |       "minimum-system-version" : "7.0",
37 |       "scale" : "2x"
38 |     },
39 |     {
40 |       "orientation" : "landscape",
41 |       "idiom" : "ipad",
42 |       "extent" : "full-screen",
43 |       "minimum-system-version" : "7.0",
44 |       "scale" : "2x"
45 |     }
46 |   ],
47 |   "info" : {
48 |     "version" : 1,
49 |     "author" : "xcode"
50 |   }
51 | }


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/YLGIFImageSwiftDemo/YLGIFImageSwiftDemo/Info.plist:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 3 | <plist version="1.0">
 4 | <dict>
 5 | 	<key>CFBundleDevelopmentRegion</key>
 6 | 	<string>en</string>
 7 | 	<key>CFBundleExecutable</key>
 8 | 	<string>${EXECUTABLE_NAME}</string>
 9 | 	<key>CFBundleIdentifier</key>
10 | 	<string>com.ronnie.${PRODUCT_NAME:rfc1034identifier}</string>
11 | 	<key>CFBundleInfoDictionaryVersion</key>
12 | 	<string>6.0</string>
13 | 	<key>CFBundleName</key>
14 | 	<string>${PRODUCT_NAME}</string>
15 | 	<key>CFBundlePackageType</key>
16 | 	<string>APPL</string>
17 | 	<key>CFBundleShortVersionString</key>
18 | 	<string>1.0</string>
19 | 	<key>CFBundleSignature</key>
20 | 	<string>????</string>
21 | 	<key>CFBundleVersion</key>
22 | 	<string>1</string>
23 | 	<key>LSRequiresIPhoneOS</key>
24 | 	<true/>
25 | 	<key>UILaunchStoryboardName</key>
26 | 	<string>Launch Screen</string>
27 | 	<key>UIMainStoryboardFile</key>
28 | 	<string>Main</string>
29 | 	<key>UIRequiredDeviceCapabilities</key>
30 | 	<array>
31 | 		<string>armv7</string>
32 | 	</array>
33 | </dict>
34 | </plist>
35 | 


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/YLGIFImageSwiftDemo/YLGIFImageSwiftDemo/Launch Screen.xib:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 2 | <document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="6214" systemVersion="14A314h" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES">
 3 |     <dependencies>
 4 |         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="6207"/>
 5 |         <capability name="Constraints with non-1.0 multipliers" minToolsVersion="5.1"/>
 6 |     </dependencies>
 7 |     <objects>
 8 |         <placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner"/>
 9 |         <placeholder placeholderIdentifier="IBFirstResponder" id="-2" customClass="UIResponder"/>
10 |         <view contentMode="scaleToFill" id="iN0-l3-epB">
11 |             <rect key="frame" x="0.0" y="0.0" width="480" height="480"/>
12 |             <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
13 |             <subviews>
14 |                 <label opaque="NO" clipsSubviews="YES" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="  Copyright (c) 2015 Yong Li. All rights reserved." textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" minimumFontSize="9" translatesAutoresizingMaskIntoConstraints="NO" id="8ie-xW-0ye">
15 |                     <rect key="frame" x="20" y="439" width="441" height="21"/>
16 |                     <fontDescription key="fontDescription" type="system" pointSize="17"/>
17 |                     <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
18 |                     <nil key="highlightedColor"/>
19 |                     <variation key="widthClass=compact">
20 |                         <fontDescription key="fontDescription" type="system" pointSize="11"/>
21 |                     </variation>
22 |                 </label>
23 |                 <label opaque="NO" clipsSubviews="YES" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="YLGIFImageSwiftDemo" textAlignment="center" lineBreakMode="middleTruncation" baselineAdjustment="alignBaselines" minimumFontSize="18" translatesAutoresizingMaskIntoConstraints="NO" id="kId-c2-rCX">
24 |                     <rect key="frame" x="20" y="140" width="441" height="43"/>
25 |                     <fontDescription key="fontDescription" type="boldSystem" pointSize="36"/>
26 |                     <color key="textColor" cocoaTouchSystemColor="darkTextColor"/>
27 |                     <nil key="highlightedColor"/>
28 |                 </label>
29 |             </subviews>
30 |             <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
31 |             <constraints>
32 |                 <constraint firstItem="kId-c2-rCX" firstAttribute="centerY" secondItem="iN0-l3-epB" secondAttribute="bottom" multiplier="1/3" constant="1" id="Kid-kn-2rF"/>
33 |                 <constraint firstAttribute="centerX" secondItem="kId-c2-rCX" secondAttribute="centerX" id="Koa-jz-hwk"/>
34 |                 <constraint firstAttribute="bottom" secondItem="8ie-xW-0ye" secondAttribute="bottom" constant="20" id="Kzo-t9-V3l"/>
35 |                 <constraint firstItem="8ie-xW-0ye" firstAttribute="leading" secondItem="iN0-l3-epB" secondAttribute="leading" constant="20" symbolic="YES" id="MfP-vx-nX0"/>
36 |                 <constraint firstAttribute="centerX" secondItem="8ie-xW-0ye" secondAttribute="centerX" id="ZEH-qu-HZ9"/>
37 |                 <constraint firstItem="kId-c2-rCX" firstAttribute="leading" secondItem="iN0-l3-epB" secondAttribute="leading" constant="20" symbolic="YES" id="fvb-Df-36g"/>
38 |             </constraints>
39 |             <nil key="simulatedStatusBarMetrics"/>
40 |             <freeformSimulatedSizeMetrics key="simulatedDestinationMetrics"/>
41 |             <point key="canvasLocation" x="404" y="445"/>
42 |         </view>
43 |     </objects>
44 | </document>
45 | 


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/YLGIFImageSwiftDemo/YLGIFImageSwiftDemo/ViewController.swift:
--------------------------------------------------------------------------------
 1 | //
 2 | //  ViewController.swift
 3 | //  YLGIFImageSwiftDemo
 4 | //
 5 | //  Created by Yong Li on 6/8/14.
 6 | //  Copyright (c) 2014 Yong Li. All rights reserved.
 7 | //
 8 | 
 9 | import UIKit
10 | 
11 | class ViewController: UIViewController {
12 |     
13 |     @IBOutlet var imageView: UIImageView!
14 |     @IBOutlet var button: UIButton!
15 |                             
16 |     override func viewDidLoad() {
17 |         super.viewDidLoad()
18 |         self.navigationItem.title = "YLGIFImage Swift"
19 |         
20 |         YLGIFImage.setPrefetchNum(5)
21 |         
22 |         // Do any additional setup after loading the view, typically from a nib.
23 |         let path = NSBundle.mainBundle().URLForResource("iwatch", withExtension: "gif")?.absoluteString as String!
24 |         imageView.image = YLGIFImage(contentsOfFile: path)
25 |         
26 |         if imageView.isAnimating() {
27 |             self.button.setTitle("Pause", forState: UIControlState.Normal)
28 |         } else {
29 |             self.button.setTitle("Play", forState: UIControlState.Normal)
30 |         }
31 |     }
32 | 
33 |     override func didReceiveMemoryWarning() {
34 |         super.didReceiveMemoryWarning()
35 |         // Dispose of any resources that can be recreated.
36 |     }
37 | 
38 |     @IBAction func clicked(button:UIButton) {
39 |         
40 |         if imageView.isAnimating() {
41 |             imageView.stopAnimating()
42 |         } else {
43 |             imageView.startAnimating()
44 |         }
45 |         
46 |         if imageView.isAnimating() {
47 |             self.button.setTitle("Pause", forState: UIControlState.Normal)
48 |         } else {
49 |             self.button.setTitle("Play", forState: UIControlState.Normal)
50 |         }
51 |     }
52 | 
53 | }
54 | 
55 | 


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/YLGIFImageSwiftDemo/YLGIFImageSwiftDemo/iwatch.gif:
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https://raw.githubusercontent.com/liyong03/YLGIFImage-Swift/f02e8737eb59c1cf0f70ab204c567b4eb51209dd/YLGIFImageSwiftDemo/YLGIFImageSwiftDemo/iwatch.gif


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/YLGIFImageSwiftDemo/YLGIFImageSwiftDemo/joy.gif:
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https://raw.githubusercontent.com/liyong03/YLGIFImage-Swift/f02e8737eb59c1cf0f70ab204c567b4eb51209dd/YLGIFImageSwiftDemo/YLGIFImageSwiftDemo/joy.gif


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/YLGIFImageSwiftDemo/YLGIFImageSwiftDemoTests/Info.plist:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 3 | <plist version="1.0">
 4 | <dict>
 5 | 	<key>CFBundleDevelopmentRegion</key>
 6 | 	<string>en</string>
 7 | 	<key>CFBundleExecutable</key>
 8 | 	<string>${EXECUTABLE_NAME}</string>
 9 | 	<key>CFBundleIdentifier</key>
10 | 	<string>com.ronnie.${PRODUCT_NAME:rfc1034identifier}</string>
11 | 	<key>CFBundleInfoDictionaryVersion</key>
12 | 	<string>6.0</string>
13 | 	<key>CFBundleName</key>
14 | 	<string>${PRODUCT_NAME}</string>
15 | 	<key>CFBundlePackageType</key>
16 | 	<string>BNDL</string>
17 | 	<key>CFBundleShortVersionString</key>
18 | 	<string>1.0</string>
19 | 	<key>CFBundleSignature</key>
20 | 	<string>????</string>
21 | 	<key>CFBundleVersion</key>
22 | 	<string>1</string>
23 | </dict>
24 | </plist>
25 | 


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/YLGIFImageSwiftDemo/YLGIFImageSwiftDemoTests/YLGIFImageSwiftDemoTests.swift:
--------------------------------------------------------------------------------
 1 | //
 2 | //  YLGIFImageSwiftDemoTests.swift
 3 | //  YLGIFImageSwiftDemoTests
 4 | //
 5 | //  Created by Yong Li on 6/8/14.
 6 | //  Copyright (c) 2014 Yong Li. All rights reserved.
 7 | //
 8 | 
 9 | import XCTest
10 | 
11 | class YLGIFImageSwiftDemoTests: XCTestCase {
12 |     
13 |     override func setUp() {
14 |         super.setUp()
15 |         // Put setup code here. This method is called before the invocation of each test method in the class.
16 |     }
17 |     
18 |     override func tearDown() {
19 |         // Put teardown code here. This method is called after the invocation of each test method in the class.
20 |         super.tearDown()
21 |     }
22 |     
23 |     func testExample() {
24 |         // This is an example of a functional test case.
25 |         XCTAssert(true, "Pass")
26 |     }
27 |     
28 |     func testPerformanceExample() {
29 |         // This is an example of a performance test case.
30 |         self.measureBlock() {
31 |             // Put the code you want to measure the time of here.
32 |         }
33 |     }
34 |     
35 | }
36 | 


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/demo.gif:
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https://raw.githubusercontent.com/liyong03/YLGIFImage-Swift/f02e8737eb59c1cf0f70ab204c567b4eb51209dd/demo.gif


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/screenshot.png:
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https://raw.githubusercontent.com/liyong03/YLGIFImage-Swift/f02e8737eb59c1cf0f70ab204c567b4eb51209dd/screenshot.png


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