├── .gitignore ├── LICENSE ├── MSParallaxDemo.gif ├── MSParallaxDemo.xcodeproj ├── project.pbxproj └── project.xcworkspace │ ├── contents.xcworkspacedata │ └── xcshareddata │ └── IDEWorkspaceChecks.plist ├── MSParallaxDemo ├── AppDelegate.h ├── AppDelegate.m ├── Assets.xcassets │ ├── AppIcon.appiconset │ │ ├── Contents.json │ │ ├── icon-1024@2x.png │ │ ├── icon-20-ipad.png │ │ ├── icon-20@2x-ipad.png │ │ ├── icon-20@2x.png │ │ ├── icon-20@3x.png │ │ ├── icon-29-ipad.png │ │ ├── icon-29.png │ │ ├── icon-29@2x-ipad.png │ │ ├── icon-29@2x.png │ │ ├── icon-29@3x.png │ │ ├── icon-40.png │ │ ├── icon-40@2x.png │ │ ├── icon-40@3x.png │ │ ├── icon-50.png │ │ ├── icon-50@2x.png │ │ ├── icon-57.png │ │ ├── icon-57@2x.png │ │ ├── icon-60@2x.png │ │ ├── icon-60@3x.png │ │ ├── icon-72.png │ │ ├── icon-72@2x.png │ │ ├── icon-76.png │ │ ├── icon-76@2x.png │ │ └── icon-83.5@2x.png │ ├── Contents.json │ ├── LaunchImage.launchimage │ │ ├── 1024iPadPortraitWOSBiOS56_768x1004pt.png │ │ ├── 1024iPadPortraitWOSBiOS56_768x1004pt@2x.png │ │ ├── 1024iPadPortraitiOS56_768x1024pt.png │ │ ├── 1024iPadPortraitiOS56_768x1024pt@2x.png │ │ ├── 1024iPadPortraitiOS789_768x1024pt.png │ │ ├── 1024iPadPortraitiOS789_768x1024pt@2x.png │ │ ├── 1024iPhonePortraitiOS56_320x480pt.png │ │ ├── 1024iPhonePortraitiOS56_320x480pt@2x.png │ │ ├── 1024iPhonePortraitiOS56_320x568pt@2x.png │ │ ├── 1024iPhonePortraitiOS789_320x480pt@2x.png │ │ ├── 1024iPhonePortraitiOS789_320x568pt@2x.png │ │ ├── 1024iPhonePortraitiOS89_375x667pt@2x.png │ │ ├── 1024iPhonePortraitiOS89_414x736pt@3x.png │ │ └── Contents.json │ ├── parallax_back.imageset │ │ ├── Contents.json │ │ └── parallax_back@3x.png │ ├── parallax_front.imageset │ │ ├── Contents.json │ │ └── parallax_front@3x.png │ └── parallax_middle.imageset │ │ ├── Contents.json │ │ └── parallax_middle@3x.png ├── Info.plist ├── MSParallaxViewController.h ├── MSParallaxViewController.m ├── animationView │ ├── MSParallaxAnimationCell.h │ ├── MSParallaxAnimationCell.m │ ├── MSParallaxCollectionViewBack.h │ ├── MSParallaxCollectionViewBack.m │ ├── MSParallaxCollectionViewFront.h │ ├── MSParallaxCollectionViewFront.m │ ├── MSParallaxCollectionViewMiddle.h │ ├── MSParallaxCollectionViewMiddle.m │ ├── MSParallaxHorizonFlowLayout.h │ └── MSParallaxHorizonFlowLayout.m └── main.m └── README.md /.gitignore: -------------------------------------------------------------------------------- 1 | # Xcode 2 | # 3 | # gitignore contributors: remember to update Global/Xcode.gitignore, Objective-C.gitignore & Swift.gitignore 4 | 5 | ## User settings 6 | xcuserdata/ 7 | 8 | ## compatibility with Xcode 8 and earlier (ignoring not required starting Xcode 9) 9 | *.xcscmblueprint 10 | *.xccheckout 11 | 12 | ## compatibility with Xcode 3 and earlier (ignoring not required starting Xcode 4) 13 | build/ 14 | DerivedData/ 15 | *.moved-aside 16 | *.pbxuser 17 | !default.pbxuser 18 | *.mode1v3 19 | !default.mode1v3 20 | *.mode2v3 21 | !default.mode2v3 22 | *.perspectivev3 23 | !default.perspectivev3 24 | 25 | ## Obj-C/Swift specific 26 | *.hmap 27 | 28 | ## App packaging 29 | *.ipa 30 | *.dSYM.zip 31 | *.dSYM 32 | 33 | # CocoaPods 34 | # 35 | # We recommend against adding the Pods directory to your .gitignore. However 36 | # you should judge for yourself, the pros and cons are mentioned at: 37 | # https://guides.cocoapods.org/using/using-cocoapods.html#should-i-check-the-pods-directory-into-source-control 38 | # 39 | # Pods/ 40 | # 41 | # Add this line if you want to avoid checking in source code from the Xcode workspace 42 | # *.xcworkspace 43 | 44 | # Carthage 45 | # 46 | # Add this line if you want to avoid checking in source code from Carthage dependencies. 47 | # Carthage/Checkouts 48 | 49 | Carthage/Build/ 50 | 51 | # fastlane 52 | # 53 | # It is recommended to not store the screenshots in the git repo. 54 | # Instead, use fastlane to re-generate the screenshots whenever they are needed. 55 | # For more information about the recommended setup visit: 56 | # https://docs.fastlane.tools/best-practices/source-control/#source-control 57 | 58 | fastlane/report.xml 59 | fastlane/Preview.html 60 | fastlane/screenshots/**/*.png 61 | fastlane/test_output 62 | 63 | # Code Injection 64 | # 65 | # After new code Injection tools there's a generated folder /iOSInjectionProject 66 | # https://github.com/johnno1962/injectionforxcode 67 | 68 | iOSInjectionProject/ 69 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2020 sureJiang 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 | -------------------------------------------------------------------------------- /MSParallaxDemo.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/tempAccountA/MSParallaxDemo/97822dae5343c3320a7138651ecb7ccbd97dff82/MSParallaxDemo.gif -------------------------------------------------------------------------------- /MSParallaxDemo.xcodeproj/project.pbxproj: -------------------------------------------------------------------------------- 1 | // !$*UTF8*$! 2 | { 3 | archiveVersion = 1; 4 | classes = { 5 | }; 6 | objectVersion = 50; 7 | objects = { 8 | 9 | /* Begin PBXBuildFile section */ 10 | 0E31667324814A2B00AEEAA2 /* MSParallaxHorizonFlowLayout.m in Sources */ = {isa = PBXBuildFile; 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All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface AppDelegate : UIResponder 12 | 13 | @property(nonatomic,strong) UIWindow *window; 14 | 15 | 16 | @end 17 | 18 | -------------------------------------------------------------------------------- /MSParallaxDemo/AppDelegate.m: -------------------------------------------------------------------------------- 1 | // 2 | // AppDelegate.m 3 | // 4 | // 5 | // Created by JZJ on 2019/5/29. 6 | // Copyright © 2019 JZJ. 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-------------------------------------------------------------------------------- 1 | { 2 | "images" : [ 3 | { 4 | "extent" : "full-screen", 5 | "idiom" : "iphone", 6 | "subtype" : "736h", 7 | "filename" : "1024iPhonePortraitiOS89_414x736pt@3x.png", 8 | "minimum-system-version" : "8.0", 9 | "orientation" : "portrait", 10 | "scale" : "3x" 11 | }, 12 | { 13 | "extent" : "full-screen", 14 | "idiom" : "iphone", 15 | "subtype" : "667h", 16 | "filename" : "1024iPhonePortraitiOS89_375x667pt@2x.png", 17 | "minimum-system-version" : "8.0", 18 | "orientation" : "portrait", 19 | "scale" : "2x" 20 | }, 21 | { 22 | "orientation" : "portrait", 23 | "idiom" : "iphone", 24 | "filename" : "1024iPhonePortraitiOS789_320x480pt@2x.png", 25 | "extent" : "full-screen", 26 | "minimum-system-version" : "7.0", 27 | "scale" : "2x" 28 | }, 29 | { 30 | "extent" : "full-screen", 31 | "idiom" : "iphone", 32 | "subtype" : "retina4", 33 | "filename" : "1024iPhonePortraitiOS789_320x568pt@2x.png", 34 | "minimum-system-version" : "7.0", 35 | "orientation" : "portrait", 36 | "scale" : "2x" 37 | }, 38 | { 39 | "orientation" : "portrait", 40 | "idiom" : "ipad", 41 | "filename" : "1024iPadPortraitiOS789_768x1024pt.png", 42 | "extent" : "full-screen", 43 | "minimum-system-version" : "7.0", 44 | "scale" : "1x" 45 | }, 46 | { 47 | "orientation" : "portrait", 48 | "idiom" : "ipad", 49 | "filename" : "1024iPadPortraitiOS789_768x1024pt@2x.png", 50 | "extent" : "full-screen", 51 | "minimum-system-version" : "7.0", 52 | "scale" : "2x" 53 | }, 54 | { 55 | "orientation" : "portrait", 56 | "idiom" : "iphone", 57 | "filename" : "1024iPhonePortraitiOS56_320x480pt.png", 58 | "extent" : "full-screen", 59 | "scale" : "1x" 60 | }, 61 | { 62 | "orientation" : "portrait", 63 | "idiom" : "iphone", 64 | "filename" : "1024iPhonePortraitiOS56_320x480pt@2x.png", 65 | "extent" : "full-screen", 66 | "scale" : "2x" 67 | }, 68 | { 69 | "orientation" : "portrait", 70 | "idiom" : "iphone", 71 | "filename" : "1024iPhonePortraitiOS56_320x568pt@2x.png", 72 | "extent" : "full-screen", 73 | "subtype" : "retina4", 74 | "scale" : "2x" 75 | }, 76 | { 77 | "orientation" : "portrait", 78 | "idiom" : "ipad", 79 | "filename" : "1024iPadPortraitWOSBiOS56_768x1004pt.png", 80 | "extent" : "to-status-bar", 81 | "scale" : "1x" 82 | }, 83 | { 84 | "orientation" : "portrait", 85 | "idiom" : "ipad", 86 | "filename" : "1024iPadPortraitiOS56_768x1024pt.png", 87 | "extent" : "full-screen", 88 | "scale" : "1x" 89 | }, 90 | { 91 | "orientation" : "portrait", 92 | "idiom" : "ipad", 93 | "filename" : "1024iPadPortraitWOSBiOS56_768x1004pt@2x.png", 94 | "extent" : "to-status-bar", 95 | "scale" : "2x" 96 | }, 97 | { 98 | "orientation" : "portrait", 99 | "idiom" : "ipad", 100 | "filename" : "1024iPadPortraitiOS56_768x1024pt@2x.png", 101 | "extent" : "full-screen", 102 | "scale" : "2x" 103 | } 104 | ], 105 | "info" : { 106 | "version" : 1, 107 | "author" : "xcode" 108 | } 109 | } -------------------------------------------------------------------------------- /MSParallaxDemo/Assets.xcassets/parallax_back.imageset/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "images" : [ 3 | { 4 | "idiom" : "universal", 5 | "scale" : "1x" 6 | }, 7 | { 8 | "idiom" : "universal", 9 | "scale" : "2x" 10 | }, 11 | { 12 | "idiom" : "universal", 13 | "filename" : "parallax_back@3x.png", 14 | "scale" : "3x" 15 | } 16 | ], 17 | "info" : { 18 | "version" : 1, 19 | "author" : "xcode" 20 | } 21 | } -------------------------------------------------------------------------------- /MSParallaxDemo/Assets.xcassets/parallax_back.imageset/parallax_back@3x.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/tempAccountA/MSParallaxDemo/97822dae5343c3320a7138651ecb7ccbd97dff82/MSParallaxDemo/Assets.xcassets/parallax_back.imageset/parallax_back@3x.png -------------------------------------------------------------------------------- /MSParallaxDemo/Assets.xcassets/parallax_front.imageset/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "images" : [ 3 | { 4 | "idiom" : "universal", 5 | "scale" : "1x" 6 | }, 7 | { 8 | "idiom" : "universal", 9 | "scale" : "2x" 10 | }, 11 | { 12 | "idiom" : "universal", 13 | "filename" : "parallax_front@3x.png", 14 | "scale" : "3x" 15 | } 16 | ], 17 | "info" : { 18 | "version" : 1, 19 | "author" : "xcode" 20 | } 21 | } -------------------------------------------------------------------------------- /MSParallaxDemo/Assets.xcassets/parallax_front.imageset/parallax_front@3x.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/tempAccountA/MSParallaxDemo/97822dae5343c3320a7138651ecb7ccbd97dff82/MSParallaxDemo/Assets.xcassets/parallax_front.imageset/parallax_front@3x.png -------------------------------------------------------------------------------- /MSParallaxDemo/Assets.xcassets/parallax_middle.imageset/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "images" : [ 3 | { 4 | "idiom" : "universal", 5 | "scale" : "1x" 6 | }, 7 | { 8 | "idiom" : "universal", 9 | "scale" : "2x" 10 | }, 11 | { 12 | "idiom" : "universal", 13 | "filename" : "parallax_middle@3x.png", 14 | "scale" : "3x" 15 | } 16 | ], 17 | "info" : { 18 | "version" : 1, 19 | "author" : "xcode" 20 | } 21 | } -------------------------------------------------------------------------------- /MSParallaxDemo/Assets.xcassets/parallax_middle.imageset/parallax_middle@3x.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/tempAccountA/MSParallaxDemo/97822dae5343c3320a7138651ecb7ccbd97dff82/MSParallaxDemo/Assets.xcassets/parallax_middle.imageset/parallax_middle@3x.png -------------------------------------------------------------------------------- /MSParallaxDemo/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 | $(PRODUCT_BUNDLE_PACKAGE_TYPE) 17 | CFBundleShortVersionString 18 | 1.0 19 | CFBundleVersion 20 | 1 21 | LSRequiresIPhoneOS 22 | 23 | NSAppTransportSecurity 24 | 25 | NSAllowsArbitraryLoads 26 | 27 | 28 | UILaunchStoryboardName 29 | LaunchScreen 30 | UIRequiredDeviceCapabilities 31 | 32 | armv7 33 | 34 | UISupportedInterfaceOrientations 35 | 36 | UIInterfaceOrientationPortrait 37 | 38 | UISupportedInterfaceOrientations~ipad 39 | 40 | UIInterfaceOrientationPortrait 41 | UIInterfaceOrientationPortraitUpsideDown 42 | UIInterfaceOrientationLandscapeLeft 43 | UIInterfaceOrientationLandscapeRight 44 | 45 | 46 | 47 | -------------------------------------------------------------------------------- /MSParallaxDemo/MSParallaxViewController.h: -------------------------------------------------------------------------------- 1 | // 2 | // MSParallaxViewController.h 3 | // 4 | // 5 | // Created by JZJ on 2019/5/29. 6 | // Copyright © 2019 JZJ. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | NS_ASSUME_NONNULL_BEGIN 12 | 13 | @interface MSParallaxViewController : UIViewController 14 | 15 | @end 16 | 17 | NS_ASSUME_NONNULL_END 18 | -------------------------------------------------------------------------------- /MSParallaxDemo/MSParallaxViewController.m: -------------------------------------------------------------------------------- 1 | // 2 | // MSParallaxViewController.m 3 | // 4 | // 5 | // Created by JZJ on 2019/5/29. 6 | // Copyright © 2019 JZJ. All rights reserved. 7 | // 8 | 9 | #import "MSParallaxViewController.h" 10 | #import "MSParallaxHorizonFlowLayout.h" 11 | #import "MSParallaxAnimationCell.h" 12 | 13 | #import "MSParallaxCollectionViewBack.h" 14 | #import "MSParallaxCollectionViewMiddle.h" 15 | #import "MSParallaxCollectionViewFront.h" 16 | 17 | //速度调整 18 | static CGFloat const backSpeed = 5; 19 | static CGFloat const middleSpeed = 10; 20 | static CGFloat const frontSpeed = 15; 21 | 22 | @interface MSParallaxViewController () 24 | 25 | @property(nonatomic,strong) NSMutableArray *backDataArray; 26 | @property(nonatomic,strong) NSMutableArray *middleDataArray; 27 | @property(nonatomic,strong) NSMutableArray *frontArray; 28 | 29 | 30 | @property (nonatomic, strong) MSParallaxCollectionViewBack *backCollectionView; 31 | @property (nonatomic, strong) MSParallaxCollectionViewMiddle *middleCollectionView; 32 | @property (nonatomic, strong) MSParallaxCollectionViewFront *frontCollectionView; 33 | 34 | @property (nonatomic,strong)NSTimer *timer; 35 | 36 | @end 37 | 38 | @implementation MSParallaxViewController 39 | 40 | 41 | - (void)viewDidLoad { 42 | [super viewDidLoad]; 43 | 44 | //UI布局 45 | [self setupUI]; 46 | 47 | //请求数据 48 | [self requestData]; 49 | 50 | } 51 | 52 | //ui布局 53 | -(void)setupUI{ 54 | [self.view addSubview:self.backCollectionView]; 55 | [self.view addSubview:self.middleCollectionView]; 56 | [self.view addSubview:self.frontCollectionView]; 57 | } 58 | 59 | 60 | //代理返回值 61 | -(void)requestData{ 62 | 63 | for (NSInteger i = 0; i<1000; i++) { 64 | [self.backDataArray addObject:@"parallax_back"]; 65 | [self.middleDataArray addObject:@"parallax_middle"]; 66 | [self.frontArray addObject:@"parallax_front"]; 67 | if(i==1000-1){ 68 | [self reloadData]; 69 | } 70 | } 71 | } 72 | 73 | 74 | -(void)reloadData{ 75 | 76 | [self.backCollectionView reloadData]; 77 | self.middleCollectionView.dataArray = self.middleDataArray; 78 | [self.middleCollectionView reloadData]; 79 | self.frontCollectionView.dataArray = self.frontArray; 80 | [self.frontCollectionView reloadData]; 81 | [self.timer setFireDate:[NSDate date]]; 82 | } 83 | 84 | 85 | 86 | #pragma mark --collectionViewDataSource 87 | 88 | - (NSInteger) collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section { 89 | return self.backDataArray.count; 90 | } 91 | 92 | - (UICollectionViewCell*) collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath { 93 | NSString* url = self.backDataArray[indexPath.item]; 94 | MSParallaxAnimationCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"MSParallaxAnimationCell" forIndexPath:indexPath]; 95 | cell.imageUrl = url; 96 | cell.contentView.backgroundColor = [UIColor clearColor]; 97 | return cell; 98 | } 99 | 100 | #pragma mark --lazy 101 | 102 | 103 | - (NSMutableArray *)backDataArray{ 104 | if(!_backDataArray){ 105 | _backDataArray = [NSMutableArray array]; 106 | } 107 | return _backDataArray; 108 | } 109 | 110 | - (NSMutableArray *)middleDataArray{ 111 | if(!_middleDataArray){ 112 | _middleDataArray = [NSMutableArray array]; 113 | } 114 | return _middleDataArray; 115 | } 116 | 117 | - (NSMutableArray *)frontArray{ 118 | if(!_frontArray){ 119 | _frontArray = [NSMutableArray array]; 120 | } 121 | return _frontArray; 122 | } 123 | 124 | 125 | 126 | - (UICollectionView *)backCollectionView{ 127 | if (!_backCollectionView) { 128 | 129 | CGFloat width = [UIScreen mainScreen].bounds.size.width; 130 | CGFloat height = [UIScreen mainScreen].bounds.size.height; 131 | 132 | MSParallaxHorizonFlowLayout *layout = [[MSParallaxHorizonFlowLayout alloc] init]; 133 | CGFloat W = width; 134 | CGFloat H = height; 135 | layout.scrollDirection = 1; //左右滚动 136 | layout.size = CGSizeMake(W, H); 137 | layout.columnSpacing = 0; 138 | layout.rowSpacing = 2; 139 | layout.row = 1; 140 | layout.column = 1; 141 | layout.showLastPageFull = NO; // 不完全展示最后一页 142 | layout.pageWidth = width; 143 | layout.sectionInset = UIEdgeInsetsMake(0, 0, 0, 0); 144 | 145 | _backCollectionView = [[MSParallaxCollectionViewBack alloc] initWithFrame:CGRectMake(0, 0, layout.collectionViewSize.width, layout.collectionViewSize.height) collectionViewLayout:layout]; 146 | _backCollectionView.delegate = self; 147 | _backCollectionView.dataSource = self; 148 | _backCollectionView.showsHorizontalScrollIndicator = NO; 149 | _backCollectionView.pagingEnabled = YES; 150 | [_backCollectionView registerClass:[MSParallaxAnimationCell class] forCellWithReuseIdentifier:@"MSParallaxAnimationCell"]; 151 | _backCollectionView.backgroundColor = [UIColor clearColor]; 152 | _backCollectionView.frame = self.view.bounds; 153 | _backCollectionView.pagingEnabled = NO; 154 | _backCollectionView.userInteractionEnabled = NO; 155 | 156 | } 157 | return _backCollectionView; 158 | } 159 | 160 | 161 | - (MSParallaxCollectionViewMiddle *)middleCollectionView{ 162 | if (!_middleCollectionView) { 163 | 164 | CGFloat width = [UIScreen mainScreen].bounds.size.width; 165 | CGFloat height = [UIScreen mainScreen].bounds.size.height; 166 | 167 | MSParallaxHorizonFlowLayout *layout = [[MSParallaxHorizonFlowLayout alloc] init]; 168 | CGFloat W = width; 169 | CGFloat H = height*0.6; 170 | layout.scrollDirection = 1; //左右滚动 171 | layout.size = CGSizeMake(W, H); 172 | layout.columnSpacing = 0; 173 | layout.rowSpacing = 2; 174 | layout.row = 1; 175 | layout.column = 4; 176 | layout.showLastPageFull = NO; // 不完全展示最后一页 177 | layout.pageWidth = width; 178 | 179 | layout.sectionInset = UIEdgeInsetsMake(0, 0, 0, 0); 180 | 181 | _middleCollectionView = [[MSParallaxCollectionViewMiddle alloc] initWithFrame:CGRectMake(0, 100, layout.collectionViewSize.width, layout.collectionViewSize.height) collectionViewLayout:layout]; 182 | _middleCollectionView.delegate = _middleCollectionView; 183 | _middleCollectionView.dataSource = _middleCollectionView; 184 | _middleCollectionView.showsHorizontalScrollIndicator = NO; 185 | _middleCollectionView.pagingEnabled = YES; 186 | [_middleCollectionView registerClass:[MSParallaxAnimationCell class] forCellWithReuseIdentifier:@"MSParallaxAnimationCell"]; 187 | _middleCollectionView.backgroundColor = [UIColor clearColor]; 188 | _middleCollectionView.frame = CGRectMake(0, height-H, self.view.bounds.size.width, H); 189 | _middleCollectionView.pagingEnabled = NO; 190 | _middleCollectionView.userInteractionEnabled = NO; 191 | 192 | } 193 | return _middleCollectionView; 194 | } 195 | 196 | 197 | 198 | 199 | - (MSParallaxCollectionViewFront *)frontCollectionView{ 200 | if (!_frontCollectionView) { 201 | 202 | CGFloat width = [UIScreen mainScreen].bounds.size.width; 203 | CGFloat height = [UIScreen mainScreen].bounds.size.height; 204 | 205 | MSParallaxHorizonFlowLayout *layout = [[MSParallaxHorizonFlowLayout alloc] init]; 206 | CGFloat W = width; 207 | CGFloat H = height; 208 | layout.scrollDirection = 1; //左右滚动 209 | layout.size = CGSizeMake(W, H); 210 | layout.columnSpacing = 0; 211 | layout.rowSpacing = 2; 212 | layout.row = 3; 213 | layout.column = 4; 214 | layout.showLastPageFull = NO; // 不完全展示最后一页 215 | layout.pageWidth = width; 216 | layout.sectionInset = UIEdgeInsetsMake(0, 0, 0, 0); 217 | 218 | _frontCollectionView = [[MSParallaxCollectionViewFront alloc] initWithFrame:CGRectMake(0, 100, layout.collectionViewSize.width, layout.collectionViewSize.height) collectionViewLayout:layout]; 219 | _frontCollectionView.delegate = _frontCollectionView; 220 | _frontCollectionView.dataSource = _frontCollectionView; 221 | _frontCollectionView.frame = self.view.bounds; 222 | _frontCollectionView.showsHorizontalScrollIndicator = NO; 223 | _frontCollectionView.pagingEnabled = YES; 224 | [_frontCollectionView registerClass:[MSParallaxAnimationCell class] forCellWithReuseIdentifier:@"MSParallaxAnimationCell"]; 225 | _frontCollectionView.backgroundColor = [UIColor clearColor]; 226 | _frontCollectionView.pagingEnabled = NO; 227 | _frontCollectionView.userInteractionEnabled = NO; 228 | } 229 | return _frontCollectionView; 230 | } 231 | 232 | - (NSTimer *)timer{ 233 | if(!_timer){ 234 | _timer = [NSTimer timerWithTimeInterval:1/20.0 target:self selector:@selector(backTimer) userInfo:nil repeats:YES]; 235 | [_timer setFireDate:[NSDate distantFuture]]; 236 | [[NSRunLoop currentRunLoop] addTimer:_timer forMode:NSRunLoopCommonModes]; 237 | 238 | } 239 | return _timer; 240 | } 241 | 242 | -(void)destroyTimer{ 243 | 244 | [self.timer invalidate]; 245 | } 246 | 247 | //速度调整 248 | - (void)backTimer{ 249 | self.backCollectionView.contentOffset = CGPointMake(self.backCollectionView.contentOffset.x+backSpeed, 0); 250 | 251 | self.middleCollectionView.contentOffset = CGPointMake(self.middleCollectionView.contentOffset.x+middleSpeed, 0); 252 | 253 | self.frontCollectionView.contentOffset = CGPointMake(self.frontCollectionView.contentOffset.x+frontSpeed, 0); 254 | } 255 | 256 | - (void)viewDidDisappear:(BOOL)animated{ 257 | [self destroyTimer]; 258 | } 259 | 260 | @end 261 | -------------------------------------------------------------------------------- /MSParallaxDemo/animationView/MSParallaxAnimationCell.h: -------------------------------------------------------------------------------- 1 | // 2 | // MSParallaxAnimationCell.h 3 | // 4 | // 5 | // Created by JZJ on 2019/4/22. 6 | // Copyright © 2019 JZJ. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | NS_ASSUME_NONNULL_BEGIN 12 | 13 | @interface MSParallaxAnimationCell : UICollectionViewCell 14 | @property (nonatomic, copy) NSString *imageUrl; 15 | @end 16 | 17 | NS_ASSUME_NONNULL_END 18 | -------------------------------------------------------------------------------- /MSParallaxDemo/animationView/MSParallaxAnimationCell.m: -------------------------------------------------------------------------------- 1 | // 2 | // MSParallaxAnimationCell.m 3 | // 4 | // 5 | // Created by JZJ on 2019/4/22. 6 | // Copyright © 2019 JZJ. All rights reserved. 7 | // 8 | 9 | #import "MSParallaxAnimationCell.h" 10 | 11 | @interface MSParallaxAnimationCell() 12 | 13 | @property(nonatomic,strong)UIImageView* imageView; 14 | 15 | @end 16 | 17 | @implementation MSParallaxAnimationCell 18 | 19 | - (void)setImageUrl:(NSString *)imageUrl{ 20 | 21 | self.imageView.image = [UIImage imageNamed:imageUrl]; 22 | } 23 | 24 | -(UIImageView *)imageView{ 25 | if(!_imageView){ 26 | _imageView= [UIImageView new]; 27 | _imageView.frame = self.bounds; 28 | [self.contentView addSubview:_imageView]; 29 | } 30 | return _imageView; 31 | } 32 | 33 | @end 34 | -------------------------------------------------------------------------------- /MSParallaxDemo/animationView/MSParallaxCollectionViewBack.h: -------------------------------------------------------------------------------- 1 | // 2 | // MSParallaxCollectionViewBack.h 3 | // 4 | // 5 | // Created by JZJ on 29/5/2019. 6 | // Copyright © 2019 JZJ. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | NS_ASSUME_NONNULL_BEGIN 12 | 13 | @interface MSParallaxCollectionViewBack : UICollectionView 14 | 15 | @property(nonatomic,strong)NSMutableArray* dataArray; 16 | 17 | @end 18 | 19 | NS_ASSUME_NONNULL_END 20 | -------------------------------------------------------------------------------- /MSParallaxDemo/animationView/MSParallaxCollectionViewBack.m: -------------------------------------------------------------------------------- 1 | // 2 | // MSParallaxCollectionViewBack 3 | // 4 | // 5 | // Created by JZJ on 29/5/2019. 6 | // Copyright © 2019 JZJ. All rights reserved. 7 | // 8 | 9 | #import "MSParallaxCollectionViewBack.h" 10 | #import "MSParallaxAnimationCell.h" 11 | 12 | @implementation MSParallaxCollectionViewBack 13 | 14 | 15 | - (NSInteger) collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section { 16 | return self.dataArray.count; 17 | } 18 | 19 | - (UICollectionViewCell*) collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath { 20 | NSString* url = self.dataArray[indexPath.item]; 21 | MSParallaxAnimationCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"MSParallaxAnimationCell" forIndexPath:indexPath]; 22 | cell.imageUrl = url; 23 | return cell; 24 | } 25 | 26 | @end 27 | -------------------------------------------------------------------------------- /MSParallaxDemo/animationView/MSParallaxCollectionViewFront.h: -------------------------------------------------------------------------------- 1 | // 2 | // MSParallaxCollectionViewFront.h 3 | // 4 | // 5 | // Created by on 29/5/2019. 6 | // Copyright © 2019 JZJ. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | NS_ASSUME_NONNULL_BEGIN 12 | 13 | @interface MSParallaxCollectionViewFront : UICollectionView 14 | @property(nonatomic,strong)NSMutableArray* dataArray; 15 | 16 | 17 | @end 18 | 19 | NS_ASSUME_NONNULL_END 20 | -------------------------------------------------------------------------------- /MSParallaxDemo/animationView/MSParallaxCollectionViewFront.m: -------------------------------------------------------------------------------- 1 | // 2 | // MSParallaxCollectionViewFront.m 3 | // 4 | // 5 | // Created by on 29/5/2019. 6 | // Copyright © 2019 JZJ. All rights reserved. 7 | // 8 | 9 | #import "MSParallaxCollectionViewFront.h" 10 | #import "MSParallaxAnimationCell.h" 11 | 12 | @implementation MSParallaxCollectionViewFront 13 | 14 | 15 | - (NSInteger) collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section { 16 | return self.dataArray.count; 17 | } 18 | - (UICollectionViewCell*) collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath { 19 | NSString* url = self.dataArray[indexPath.item]; 20 | MSParallaxAnimationCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"MSParallaxAnimationCell" forIndexPath:indexPath]; 21 | cell.imageUrl = url; 22 | return cell; 23 | } 24 | 25 | 26 | @end 27 | -------------------------------------------------------------------------------- /MSParallaxDemo/animationView/MSParallaxCollectionViewMiddle.h: -------------------------------------------------------------------------------- 1 | // 2 | // MSParallaxCollectionViewMiddle.h 3 | // 4 | // 5 | // Created by on 29/5/2019. 6 | // Copyright © 2019 JZJ. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | NS_ASSUME_NONNULL_BEGIN 12 | 13 | @interface MSParallaxCollectionViewMiddle : UICollectionView 15 | 16 | @property(nonatomic,strong)NSMutableArray* dataArray; 17 | 18 | @end 19 | 20 | NS_ASSUME_NONNULL_END 21 | -------------------------------------------------------------------------------- /MSParallaxDemo/animationView/MSParallaxCollectionViewMiddle.m: -------------------------------------------------------------------------------- 1 | // 2 | // MSParallaxCollectionViewMiddle.m 3 | // 4 | // 5 | // Created by on 29/5/2019. 6 | // Copyright © 2019 JZJ. All rights reserved. 7 | // 8 | 9 | #import "MSParallaxCollectionViewMiddle.h" 10 | #import "MSParallaxAnimationCell.h" 11 | 12 | @implementation MSParallaxCollectionViewMiddle 13 | 14 | 15 | - (NSInteger) collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section { 16 | return self.dataArray.count; 17 | } 18 | 19 | - (UICollectionViewCell*) collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath { 20 | NSString* url = self.dataArray[indexPath.item]; 21 | MSParallaxAnimationCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"MSParallaxAnimationCell" forIndexPath:indexPath]; 22 | cell.imageUrl = url; 23 | return cell; 24 | } 25 | 26 | 27 | @end 28 | -------------------------------------------------------------------------------- /MSParallaxDemo/animationView/MSParallaxHorizonFlowLayout.h: -------------------------------------------------------------------------------- 1 | // 2 | // MSParallaxHorizonFlowLayout.h 3 | // 4 | // 5 | // Created by JZJ on 2017/9/13. 6 | // Copyright © 2017年 JZJ. All rights reserved. 7 | // 8 | // MIT License 9 | // 10 | // Copyright (c) 2017 xjh093 11 | // 12 | // Permission is hereby granted, free of charge, to any person obtaining a copy 13 | // of this software and associated documentation files (the "Software"), to deal 14 | // in the Software without restriction, including without limitation the rights 15 | // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 16 | // copies of the Software, and to permit persons to whom the Software is 17 | // furnished to do so, subject to the following conditions: 18 | // 19 | // The above copyright notice and this permission notice shall be included in all 20 | // copies or substantial portions of the Software. 21 | // 22 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 23 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 24 | // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 25 | // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 26 | // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 27 | // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 28 | // SOFTWARE. 29 | 30 | #import 31 | 32 | @interface MSParallaxHorizonFlowLayout : UICollectionViewFlowLayout 33 | ///一页展示行数 34 | @property (nonatomic, assign) NSInteger row; 35 | ///一页展示列数 36 | @property (nonatomic, assign) NSInteger column; 37 | ///行间距 38 | @property (nonatomic, assign) CGFloat rowSpacing; 39 | ///列间距 40 | @property (nonatomic, assign) CGFloat columnSpacing; 41 | ///item大小 42 | @property (nonatomic, assign) CGSize size; 43 | ///一页的宽度,默认 [UIScreen mainScreen].bounds.size.width 44 | @property (nonatomic, assign) CGFloat pageWidth; 45 | ///默认YES。根据最后一页的个数，是否展示完整的一页 46 | @property (nonatomic, assign) BOOL showLastPageFull; 47 | ///collectionView Size 48 | @property (nonatomic, assign, readonly) CGSize collectionViewSize; 49 | 50 | @end 51 | -------------------------------------------------------------------------------- /MSParallaxDemo/animationView/MSParallaxHorizonFlowLayout.m: -------------------------------------------------------------------------------- 1 | // 2 | // MSParallaxHorizonFlowLayout.m 3 | // 4 | // 5 | // Created by JZJ on 2017/9/13. 6 | // Copyright © 2017年 JZJ. All rights reserved. 7 | // 8 | // MIT License 9 | // 10 | // Copyright (c) 2017 xjh093 11 | // 12 | // Permission is hereby granted, free of charge, to any person obtaining a copy 13 | // of this software and associated documentation files (the "Software"), to deal 14 | // in the Software without restriction, including without limitation the rights 15 | // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 16 | // copies of the Software, and to permit persons to whom the Software is 17 | // furnished to do so, subject to the following conditions: 18 | // 19 | // The above copyright notice and this permission notice shall be included in all 20 | // copies or substantial portions of the Software. 21 | // 22 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 23 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 24 | // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 25 | // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 26 | // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 27 | // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 28 | // SOFTWARE. 29 | 30 | #import "MSParallaxHorizonFlowLayout.h" 31 | 32 | @interface MSParallaxHorizonFlowLayout() 33 | @property (strong, nonatomic) NSMutableArray *attributesArray; 34 | @property (nonatomic, assign) CGFloat onePageWidth; 35 | @end 36 | 37 | @implementation MSParallaxHorizonFlowLayout 38 | 39 | - (instancetype)init 40 | { 41 | self = [super init]; 42 | if (self) { 43 | _showLastPageFull = YES; 44 | _pageWidth = [UIScreen mainScreen].bounds.size.width; 45 | } 46 | return self; 47 | } 48 | 49 | - (void)prepareLayout 50 | { 51 | [super prepareLayout]; 52 | 53 | _attributesArray = @[].mutableCopy; 54 | _onePageWidth = (_size.width + _columnSpacing) * _column - _columnSpacing; 55 | 56 | NSUInteger count = [self.collectionView numberOfItemsInSection:0]; 57 | for (NSUInteger i = 0; i < count; i++) { 58 | NSIndexPath *indexPath = [NSIndexPath indexPathForItem:i inSection:0]; 59 | UICollectionViewLayoutAttributes *attributes = [self layoutAttributesForItemAtIndexPath:indexPath]; 60 | [_attributesArray addObject:attributes]; 61 | } 62 | } 63 | 64 | //计算每个item的frame 65 | - (UICollectionViewLayoutAttributes *)layoutAttributesForItemAtIndexPath:(NSIndexPath *)indexPath{ 66 | UICollectionViewLayoutAttributes *attribute = [UICollectionViewLayoutAttributes layoutAttributesForCellWithIndexPath:indexPath]; 67 | 68 | NSInteger index = indexPath.item; 69 | 70 | NSInteger page = index / (_row * _column); 71 | 72 | // % 运算 确定 x 是 0,1,2 ... _column-1 73 | CGFloat x = (index % _column) * (_size.width + _columnSpacing) + page * (_onePageWidth + _columnSpacing) + self.sectionInset.left; 74 | // / 运算 确定 y 是 在哪行(一行有 column 个)， % 确定在 0,1,2 ... _row-1 行内的哪行 75 | CGFloat y = (index / _column % _row) * (_size.height + _rowSpacing) + self.sectionInset.top; 76 | 77 | attribute.frame = CGRectMake(x, y, _size.width, _size.height); 78 | 79 | return attribute; 80 | 81 | } 82 | 83 | //返回所有item的frame 84 | - (NSArray *)layoutAttributesForElementsInRect:(CGRect)rect{ 85 | return _attributesArray; 86 | } 87 | 88 | //返回总的可见尺寸 89 | //避免一页未排满，滑动显示不全 90 | - (CGSize)collectionViewContentSize{ 91 | CGFloat width = (CGFloat)ceil(_attributesArray.count/(_row * _column * 1.0)) * _onePageWidth; 92 | if (!_showLastPageFull) { 93 | NSInteger lastCount = _attributesArray.count%(_row * _column); 94 | if (lastCount > 0 && lastCount < _column) { 95 | width = _attributesArray.count/(_row * _column) * _onePageWidth; 96 | width += (_size.width + _columnSpacing)*lastCount; 97 | } 98 | } 99 | width += self.sectionInset.left + self.sectionInset.right; 100 | CGFloat height = (_size.height + _rowSpacing) * _row + self.sectionInset.top + self.sectionInset.bottom; 101 | return CGSizeMake(width, height); 102 | } 103 | 104 | - (CGSize)collectionViewSize 105 | { 106 | return CGSizeMake(_pageWidth, (_size.height + _rowSpacing) * _row + self.sectionInset.top + self.sectionInset.bottom); 107 | } 108 | 109 | @end 110 | -------------------------------------------------------------------------------- /MSParallaxDemo/main.m: -------------------------------------------------------------------------------- 1 | // 2 | // main.m 3 | // 4 | // 5 | // Created by JZJ on 2019/5/29. 6 | // Copyright © 2019 JZJ. All rights reserved. 7 | // 8 | 9 | #import 10 | #import "AppDelegate.h" 11 | 12 | int main(int argc, char * argv[]) { 13 | NSString * appDelegateClassName; 14 | @autoreleasepool { 15 | // Setup code that might create autoreleased objects goes here. 16 | appDelegateClassName = NSStringFromClass([AppDelegate class]); 17 | } 18 | return UIApplicationMain(argc, argv, nil, appDelegateClassName); 19 | } 20 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | #MSParallaxDemo 2 | 3 | ![image](MSParallaxDemo.gif) 4 | 5 | --------------------------------------------------------------------------------