├── README.md
├── ShoppingCartAnimation.xcodeproj
    ├── project.pbxproj
    ├── project.xcworkspace
    │   ├── contents.xcworkspacedata
    │   ├── xcshareddata
    │   │   └── IDEWorkspaceChecks.plist
    │   └── xcuserdata
    │   │   └── caiqiang.xcuserdatad
    │   │       └── UserInterfaceState.xcuserstate
    └── xcuserdata
    │   └── caiqiang.xcuserdatad
    │       └── xcschemes
    │           ├── ShoppingCartAnimation.xcscheme
    │           └── xcschememanagement.plist
└── ShoppingCartAnimation
    ├── AppDelegate.h
    ├── AppDelegate.m
    ├── Assets.xcassets
        └── AppIcon.appiconset
        │   └── Contents.json
    ├── Base.lproj
        ├── LaunchScreen.storyboard
        └── Main.storyboard
    ├── Info.plist
    ├── ShoppingCartTool.h
    ├── ShoppingCartTool.m
    ├── ViewController.h
    ├── ViewController.m
    ├── cart.png
    ├── heheda.png
    └── main.m


/README.md:
--------------------------------------------------------------------------------
1 | ### 仿京东的加入购物车动画
2 | 
3 | ![😅.gif](http://upload-images.jianshu.io/upload_images/1692043-b5c7926b9b6fdb8b.gif?imageMogr2/auto-orient/strip)
4 | 


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34 |             BuildableIdentifier = "primary"
35 |             BlueprintIdentifier = "D922241F1F1C99DB00F65998"
36 |             BuildableName = "ShoppingCartAnimation.app"
37 |             BlueprintName = "ShoppingCartAnimation"
38 |             ReferencedContainer = "container:ShoppingCartAnimation.xcodeproj">
39 |          </BuildableReference>
40 |       </MacroExpansion>
41 |       <AdditionalOptions>
42 |       </AdditionalOptions>
43 |    </TestAction>
44 |    <LaunchAction
45 |       buildConfiguration = "Debug"
46 |       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
47 |       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
48 |       launchStyle = "0"
49 |       useCustomWorkingDirectory = "NO"
50 |       ignoresPersistentStateOnLaunch = "NO"
51 |       debugDocumentVersioning = "YES"
52 |       debugServiceExtension = "internal"
53 |       allowLocationSimulation = "YES">
54 |       <BuildableProductRunnable
55 |          runnableDebuggingMode = "0">
56 |          <BuildableReference
57 |             BuildableIdentifier = "primary"
58 |             BlueprintIdentifier = "D922241F1F1C99DB00F65998"
59 |             BuildableName = "ShoppingCartAnimation.app"
60 |             BlueprintName = "ShoppingCartAnimation"
61 |             ReferencedContainer = "container:ShoppingCartAnimation.xcodeproj">
62 |          </BuildableReference>
63 |       </BuildableProductRunnable>
64 |       <AdditionalOptions>
65 |       </AdditionalOptions>
66 |    </LaunchAction>
67 |    <ProfileAction
68 |       buildConfiguration = "Release"
69 |       shouldUseLaunchSchemeArgsEnv = "YES"
70 |       savedToolIdentifier = ""
71 |       useCustomWorkingDirectory = "NO"
72 |       debugDocumentVersioning = "YES">
73 |       <BuildableProductRunnable
74 |          runnableDebuggingMode = "0">
75 |          <BuildableReference
76 |             BuildableIdentifier = "primary"
77 |             BlueprintIdentifier = "D922241F1F1C99DB00F65998"
78 |             BuildableName = "ShoppingCartAnimation.app"
79 |             BlueprintName = "ShoppingCartAnimation"
80 |             ReferencedContainer = "container:ShoppingCartAnimation.xcodeproj">
81 |          </BuildableReference>
82 |       </BuildableProductRunnable>
83 |    </ProfileAction>
84 |    <AnalyzeAction
85 |       buildConfiguration = "Debug">
86 |    </AnalyzeAction>
87 |    <ArchiveAction
88 |       buildConfiguration = "Release"
89 |       revealArchiveInOrganizer = "YES">
90 |    </ArchiveAction>
91 | </Scheme>
92 | 


--------------------------------------------------------------------------------
/ShoppingCartAnimation.xcodeproj/xcuserdata/caiqiang.xcuserdatad/xcschemes/xcschememanagement.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>SchemeUserState</key>
 6 | 	<dict>
 7 | 		<key>ShoppingCartAnimation.xcscheme</key>
 8 | 		<dict>
 9 | 			<key>orderHint</key>
10 | 			<integer>0</integer>
11 | 		</dict>
12 | 	</dict>
13 | 	<key>SuppressBuildableAutocreation</key>
14 | 	<dict>
15 | 		<key>D922241F1F1C99DB00F65998</key>
16 | 		<dict>
17 | 			<key>primary</key>
18 | 			<true/>
19 | 		</dict>
20 | 	</dict>
21 | </dict>
22 | </plist>
23 | 


--------------------------------------------------------------------------------
/ShoppingCartAnimation/AppDelegate.h:
--------------------------------------------------------------------------------
 1 | //
 2 | //  AppDelegate.h
 3 | //  ShoppingCartAnimation
 4 | //
 5 | //  Created by 蔡强 on 2017/7/17.
 6 | //  Copyright © 2017年 kuaijiankang. All rights reserved.
 7 | //
 8 | 
 9 | #import <UIKit/UIKit.h>
10 | 
11 | @interface AppDelegate : UIResponder <UIApplicationDelegate>
12 | 
13 | @property (strong, nonatomic) UIWindow *window;
14 | 
15 | 
16 | @end
17 | 
18 | 


--------------------------------------------------------------------------------
/ShoppingCartAnimation/AppDelegate.m:
--------------------------------------------------------------------------------
 1 | //
 2 | //  AppDelegate.m
 3 | //  ShoppingCartAnimation
 4 | //
 5 | //  Created by 蔡强 on 2017/7/17.
 6 | //  Copyright © 2017年 kuaijiankang. All rights reserved.
 7 | //
 8 | 
 9 | #import "AppDelegate.h"
10 | 
11 | @interface AppDelegate ()
12 | 
13 | @end
14 | 
15 | @implementation AppDelegate
16 | 
17 | // test
18 | - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
19 |     // Override point for customization after application launch.
20 |     return YES;
21 | }
22 | 
23 | 
24 | - (void)applicationWillResignActive:(UIApplication *)application {
25 |     // 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.
26 |     // Use this method to pause ongoing tasks, disable timers, and invalidate graphics rendering callbacks. Games should use this method to pause the game.
27 | }
28 | 
29 | 
30 | - (void)applicationDidEnterBackground:(UIApplication *)application {
31 |     // 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.
32 |     // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
33 | }
34 | 
35 | 
36 | - (void)applicationWillEnterForeground:(UIApplication *)application {
37 |     // Called as part of the transition from the background to the active state; here you can undo many of the changes made on entering the background.
38 | }
39 | 
40 | 
41 | - (void)applicationDidBecomeActive:(UIApplication *)application {
42 |     // 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.
43 | }
44 | 
45 | 
46 | - (void)applicationWillTerminate:(UIApplication *)application {
47 |     // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
48 | }
49 | 
50 | 
51 | @end
52 | 


--------------------------------------------------------------------------------
/ShoppingCartAnimation/Assets.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" : "29x29",
11 |       "scale" : "3x"
12 |     },
13 |     {
14 |       "idiom" : "iphone",
15 |       "size" : "40x40",
16 |       "scale" : "2x"
17 |     },
18 |     {
19 |       "idiom" : "iphone",
20 |       "size" : "40x40",
21 |       "scale" : "3x"
22 |     },
23 |     {
24 |       "idiom" : "iphone",
25 |       "size" : "60x60",
26 |       "scale" : "2x"
27 |     },
28 |     {
29 |       "idiom" : "iphone",
30 |       "size" : "60x60",
31 |       "scale" : "3x"
32 |     },
33 |     {
34 |       "idiom" : "ipad",
35 |       "size" : "29x29",
36 |       "scale" : "1x"
37 |     },
38 |     {
39 |       "idiom" : "ipad",
40 |       "size" : "29x29",
41 |       "scale" : "2x"
42 |     },
43 |     {
44 |       "idiom" : "ipad",
45 |       "size" : "40x40",
46 |       "scale" : "1x"
47 |     },
48 |     {
49 |       "idiom" : "ipad",
50 |       "size" : "40x40",
51 |       "scale" : "2x"
52 |     },
53 |     {
54 |       "idiom" : "ipad",
55 |       "size" : "76x76",
56 |       "scale" : "1x"
57 |     },
58 |     {
59 |       "idiom" : "ipad",
60 |       "size" : "76x76",
61 |       "scale" : "2x"
62 |     }
63 |   ],
64 |   "info" : {
65 |     "version" : 1,
66 |     "author" : "xcode"
67 |   }
68 | }


--------------------------------------------------------------------------------
/ShoppingCartAnimation/Base.lproj/LaunchScreen.storyboard:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 2 | <document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="11134" systemVersion="15F34" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="01J-lp-oVM">
 3 |     <dependencies>
 4 |         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="11106"/>
 5 |         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
 6 |     </dependencies>
 7 |     <scenes>
 8 |         <!--View Controller-->
 9 |         <scene sceneID="EHf-IW-A2E">
10 |             <objects>
11 |                 <viewController id="01J-lp-oVM" sceneMemberID="viewController">
12 |                     <layoutGuides>
13 |                         <viewControllerLayoutGuide type="top" id="Llm-lL-Icb"/>
14 |                         <viewControllerLayoutGuide type="bottom" id="xb3-aO-Qok"/>
15 |                     </layoutGuides>
16 |                     <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
17 |                         <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
18 |                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
19 |                         <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
20 |                     </view>
21 |                 </viewController>
22 |                 <placeholder placeholderIdentifier="IBFirstResponder" id="iYj-Kq-Ea1" userLabel="First Responder" sceneMemberID="firstResponder"/>
23 |             </objects>
24 |             <point key="canvasLocation" x="53" y="375"/>
25 |         </scene>
26 |     </scenes>
27 | </document>
28 | 


--------------------------------------------------------------------------------
/ShoppingCartAnimation/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="11134" systemVersion="15F34" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="BYZ-38-t0r">
 3 |     <dependencies>
 4 |         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="11106"/>
 5 |         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
 6 |     </dependencies>
 7 |     <scenes>
 8 |         <!--View Controller-->
 9 |         <scene sceneID="tne-QT-ifu">
10 |             <objects>
11 |                 <viewController id="BYZ-38-t0r" customClass="ViewController" customModuleProvider="" sceneMemberID="viewController">
12 |                     <layoutGuides>
13 |                         <viewControllerLayoutGuide type="top" id="y3c-jy-aDJ"/>
14 |                         <viewControllerLayoutGuide type="bottom" id="wfy-db-euE"/>
15 |                     </layoutGuides>
16 |                     <view key="view" contentMode="scaleToFill" id="8bC-Xf-vdC">
17 |                         <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
18 |                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
19 |                         <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
20 |                     </view>
21 |                 </viewController>
22 |                 <placeholder placeholderIdentifier="IBFirstResponder" id="dkx-z0-nzr" sceneMemberID="firstResponder"/>
23 |             </objects>
24 |         </scene>
25 |     </scenes>
26 | </document>
27 | 


--------------------------------------------------------------------------------
/ShoppingCartAnimation/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>CFBundleDisplayName</key>
 8 | 	<string>购物车动画</string>
 9 | 	<key>CFBundleExecutable</key>
10 | 	<string>$(EXECUTABLE_NAME)</string>
11 | 	<key>CFBundleIdentifier</key>
12 | 	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
13 | 	<key>CFBundleInfoDictionaryVersion</key>
14 | 	<string>6.0</string>
15 | 	<key>CFBundleName</key>
16 | 	<string>$(PRODUCT_NAME)</string>
17 | 	<key>CFBundlePackageType</key>
18 | 	<string>APPL</string>
19 | 	<key>CFBundleShortVersionString</key>
20 | 	<string>1.0</string>
21 | 	<key>CFBundleVersion</key>
22 | 	<string>1</string>
23 | 	<key>LSRequiresIPhoneOS</key>
24 | 	<true/>
25 | 	<key>UILaunchStoryboardName</key>
26 | 	<string>LaunchScreen</string>
27 | 	<key>UIMainStoryboardFile</key>
28 | 	<string>Main</string>
29 | 	<key>UIRequiredDeviceCapabilities</key>
30 | 	<array>
31 | 		<string>armv7</string>
32 | 	</array>
33 | 	<key>UISupportedInterfaceOrientations</key>
34 | 	<array>
35 | 		<string>UIInterfaceOrientationPortrait</string>
36 | 	</array>
37 | 	<key>UISupportedInterfaceOrientations~ipad</key>
38 | 	<array>
39 | 		<string>UIInterfaceOrientationPortrait</string>
40 | 		<string>UIInterfaceOrientationPortraitUpsideDown</string>
41 | 		<string>UIInterfaceOrientationLandscapeLeft</string>
42 | 		<string>UIInterfaceOrientationLandscapeRight</string>
43 | 	</array>
44 | </dict>
45 | </plist>
46 | 


--------------------------------------------------------------------------------
/ShoppingCartAnimation/ShoppingCartTool.h:
--------------------------------------------------------------------------------
 1 | //
 2 | //  ShoppingCartTool.h
 3 | //  ShoppingCartAnimation
 4 | //
 5 | //  Created by 蔡强 on 2017/7/17.
 6 | //  Copyright © 2017年 kuaijiankang. All rights reserved.
 7 | //
 8 | 
 9 | #import <Foundation/Foundation.h>
10 | #import <UIKit/UIKit.h>
11 | 
12 | @interface ShoppingCartTool : NSObject
13 | 
14 | /**
15 |  加入购物车的动画效果
16 |  
17 |  @param goodsImage 商品图片
18 |  @param startPoint 动画起点
19 |  @param endPoint   动画终点
20 |  @param completion 动画执行完成后的回调
21 |  */
22 | + (void)addToShoppingCartWithGoodsImage:(UIImage *)goodsImage
23 |                              startPoint:(CGPoint)startPoint
24 |                                endPoint:(CGPoint)endPoint
25 |                              completion:(void (^)(BOOL finished))completion;
26 | 
27 | @end
28 | 


--------------------------------------------------------------------------------
/ShoppingCartAnimation/ShoppingCartTool.m:
--------------------------------------------------------------------------------
 1 | //
 2 | //  ShoppingCartTool.m
 3 | //  ShoppingCartAnimation
 4 | //
 5 | //  Created by 蔡强 on 2017/7/17.
 6 | //  Copyright © 2017年 kuaijiankang. All rights reserved.
 7 | //
 8 | 
 9 | #import "ShoppingCartTool.h"
10 | 
11 | @implementation ShoppingCartTool
12 | 
13 | /**
14 |  加入购物车的动画效果
15 |  
16 |  @param goodsImage 商品图片
17 |  @param startPoint 动画起点
18 |  @param endPoint   动画终点
19 |  @param completion 动画执行完成后的回调
20 |  */
21 | + (void)addToShoppingCartWithGoodsImage:(UIImage *)goodsImage startPoint:(CGPoint)startPoint endPoint:(CGPoint)endPoint completion:(void (^)(BOOL))completion{
22 |     
23 |     //------- 创建shapeLayer -------//
24 |     CAShapeLayer *animationLayer = [[CAShapeLayer alloc] init];
25 |     animationLayer.frame = CGRectMake(startPoint.x - 20, startPoint.y - 20, 40, 40);
26 |     animationLayer.contents = (id)goodsImage.CGImage;
27 |     
28 |     // 获取window的最顶层视图控制器
29 |     UIViewController *rootVC = [[UIApplication sharedApplication].delegate window].rootViewController;
30 |     UIViewController *parentVC = rootVC;
31 |     while ((parentVC = rootVC.presentedViewController) != nil ) {
32 |         rootVC = parentVC;
33 |     }
34 |     while ([rootVC isKindOfClass:[UINavigationController class]]) {
35 |         rootVC = [(UINavigationController *)rootVC topViewController];
36 |     }
37 |     
38 |     // 添加layer到顶层视图控制器上
39 |     [rootVC.view.layer addSublayer:animationLayer];
40 |     
41 |     
42 |     //------- 创建移动轨迹 -------//
43 |     UIBezierPath *movePath = [UIBezierPath bezierPath];
44 |     [movePath moveToPoint:startPoint];
45 |     [movePath addQuadCurveToPoint:endPoint controlPoint:CGPointMake(200,100)];
46 |     // 轨迹动画
47 |     CAKeyframeAnimation *pathAnimation = [CAKeyframeAnimation animationWithKeyPath:@"position"];
48 |     CGFloat durationTime = 1; // 动画时间1秒
49 |     pathAnimation.duration = durationTime;
50 |     pathAnimation.removedOnCompletion = NO;
51 |     pathAnimation.fillMode = kCAFillModeForwards;
52 |     pathAnimation.path = movePath.CGPath;
53 |     
54 |     
55 |     //------- 创建缩小动画 -------//
56 |     CABasicAnimation *scaleAnimation = [CABasicAnimation animationWithKeyPath:@"transform.scale"];
57 |     scaleAnimation.fromValue = [NSNumber numberWithFloat:1.0];
58 |     scaleAnimation.toValue = [NSNumber numberWithFloat:0.5];
59 |     scaleAnimation.duration = 1.0;
60 |     scaleAnimation.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
61 |     scaleAnimation.removedOnCompletion = NO;
62 |     scaleAnimation.fillMode = kCAFillModeForwards;
63 |     
64 |     
65 |     // 添加轨迹动画
66 |     [animationLayer addAnimation:pathAnimation forKey:nil];
67 |     // 添加缩小动画
68 |     [animationLayer addAnimation:scaleAnimation forKey:nil];
69 |     
70 |     
71 |     //------- 动画结束后执行 -------//
72 |     dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(durationTime * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
73 |         [animationLayer removeFromSuperlayer];
74 |         completion(YES);
75 |     });
76 | }
77 | 
78 | @end
79 | 


--------------------------------------------------------------------------------
/ShoppingCartAnimation/ViewController.h:
--------------------------------------------------------------------------------
 1 | //
 2 | //  ViewController.h
 3 | //  ShoppingCartAnimation
 4 | //
 5 | //  Created by 蔡强 on 2017/7/17.
 6 | //  Copyright © 2017年 kuaijiankang. All rights reserved.
 7 | //
 8 | 
 9 | #import <UIKit/UIKit.h>
10 | 
11 | @interface ViewController : UIViewController
12 | 
13 | 
14 | @end
15 | 
16 | 


--------------------------------------------------------------------------------
/ShoppingCartAnimation/ViewController.m:
--------------------------------------------------------------------------------
 1 | //
 2 | //  ViewController.m
 3 | //  ShoppingCartAnimation
 4 | //
 5 | //  Created by 蔡强 on 2017/7/17.
 6 | //  Copyright © 2017年 kuaijiankang. All rights reserved.
 7 | //
 8 | 
 9 | #import "ViewController.h"
10 | #import "ShoppingCartTool.h"
11 | 
12 | @interface ViewController ()
13 | 
14 | /** 加入购物车按钮 */
15 | @property (nonatomic, strong) UIButton *addButton;
16 | /** 购物车按钮 */
17 | @property (nonatomic, strong) UIButton *shoppingCartButton;
18 | /** 商品数量label */
19 | @property (nonatomic, strong) UILabel *goodsNumLabel;
20 | 
21 | @end
22 | 
23 | @implementation ViewController
24 | 
25 | - (void)viewDidLoad {
26 |     [super viewDidLoad];
27 |     // Do any additional setup after loading the view, typically from a nib.
28 |     
29 |     // UI搭建
30 |     [self setUpUI];
31 | }
32 | 
33 | 
34 | - (void)setUpUI {
35 |     // 加入购物车按钮
36 |     self.addButton = [[UIButton alloc] initWithFrame:CGRectMake(self.view.frame.size.width - 120, self.view.frame.size.height - 50, 120, 50)];
37 |     [self.view addSubview:self.addButton];
38 |     self.addButton.backgroundColor = [UIColor redColor];
39 |     [self.addButton setTitle:@"加入购物车" forState:UIControlStateNormal];
40 |     [self.addButton addTarget:self action:@selector(addButtonClicked:) forControlEvents:UIControlEventTouchUpInside];
41 |     
42 |     // 购物车按钮
43 |     self.shoppingCartButton = [[UIButton alloc] initWithFrame:CGRectMake(self.view.frame.size.width - 120 - 50 - 20, self.addButton.frame.origin.y, 50, 50)];
44 |     [self.view addSubview:self.shoppingCartButton];
45 |     [self.shoppingCartButton setImage:[UIImage imageNamed:@"cart"] forState:UIControlStateNormal];
46 |     [self.shoppingCartButton setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];
47 |     
48 |     // 商品数量label
49 |     self.goodsNumLabel = [[UILabel alloc] initWithFrame:CGRectMake(self.shoppingCartButton.center.x, self.shoppingCartButton.frame.origin.y, 30, 15)];
50 |     [self.view addSubview:self.goodsNumLabel];
51 |     self.goodsNumLabel.backgroundColor = [UIColor redColor];
52 |     self.goodsNumLabel.textColor = [UIColor whiteColor];
53 |     self.goodsNumLabel.textAlignment = NSTextAlignmentCenter;
54 |     self.goodsNumLabel.font = [UIFont systemFontOfSize:10];
55 |     self.goodsNumLabel.layer.cornerRadius = 7;
56 |     self.goodsNumLabel.clipsToBounds = YES;
57 |     self.goodsNumLabel.text = @"99+";
58 | }
59 | 
60 | 
61 | /** 加入购物车按钮点击 */
62 | - (void)addButtonClicked:(UIButton *)sender {
63 |     [ShoppingCartTool addToShoppingCartWithGoodsImage:[UIImage imageNamed:@"heheda"] startPoint:self.addButton.center endPoint:self.shoppingCartButton.center completion:^(BOOL finished) {
64 |         NSLog(@"动画结束了");
65 |         
66 |         //------- 颤抖吧 -------//
67 |         CABasicAnimation *scaleAnimation = [CABasicAnimation animationWithKeyPath:@"transform.scale"];
68 |         scaleAnimation.fromValue = [NSNumber numberWithFloat:1.0];
69 |         scaleAnimation.toValue = [NSNumber numberWithFloat:0.7];
70 |         scaleAnimation.duration = 0.1;
71 |         scaleAnimation.repeatCount = 2; // 颤抖两次
72 |         scaleAnimation.autoreverses = YES;
73 |         scaleAnimation.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
74 |         [self.goodsNumLabel.layer addAnimation:scaleAnimation forKey:nil];
75 |     }];
76 | }
77 | 
78 | 
79 | @end
80 | 


--------------------------------------------------------------------------------
/ShoppingCartAnimation/cart.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CaiWanFeng/ShoppingCartAnimation/a70886743103f1b5f73697b813460893f2512cc5/ShoppingCartAnimation/cart.png


--------------------------------------------------------------------------------
/ShoppingCartAnimation/heheda.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/CaiWanFeng/ShoppingCartAnimation/a70886743103f1b5f73697b813460893f2512cc5/ShoppingCartAnimation/heheda.png


--------------------------------------------------------------------------------
/ShoppingCartAnimation/main.m:
--------------------------------------------------------------------------------
 1 | //
 2 | //  main.m
 3 | //  ShoppingCartAnimation
 4 | //
 5 | //  Created by 蔡强 on 2017/7/17.
 6 | //  Copyright © 2017年 kuaijiankang. All rights reserved.
 7 | //
 8 | 
 9 | #import <UIKit/UIKit.h>
10 | #import "AppDelegate.h"
11 | 
12 | int main(int argc, char * argv[]) {
13 |     @autoreleasepool {
14 |         return UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class]));
15 |     }
16 | }
17 | 


--------------------------------------------------------------------------------