├── .DS_Store ├── Example ├── .DS_Store └── JHCollectionViewFlowLayout │ ├── .DS_Store │ ├── JHCollectionViewFlowLayout.xcodeproj │ ├── project.pbxproj │ ├── project.xcworkspace │ │ ├── contents.xcworkspacedata │ │ ├── xcshareddata │ │ │ └── IDEWorkspaceChecks.plist │ │ └── xcuserdata │ │ │ └── apple.xcuserdatad │ │ │ └── UserInterfaceState.xcuserstate │ └── xcuserdata │ │ └── apple.xcuserdatad │ │ ├── xcdebugger │ │ └── Breakpoints_v2.xcbkptlist │ │ └── xcschemes │ │ └── xcschememanagement.plist │ ├── JHCollectionViewFlowLayout │ ├── AppDelegate.h │ ├── AppDelegate.m │ ├── Assets.xcassets │ │ ├── AppIcon.appiconset │ │ │ └── Contents.json │ │ └── Contents.json │ ├── Base.lproj │ │ ├── LaunchScreen.storyboard │ │ └── Main.storyboard │ ├── Demo1Ctrl.h │ ├── Demo1Ctrl.m │ ├── Demo2Ctrl.h │ ├── Demo2Ctrl.m │ ├── DemoCell.h │ ├── DemoCell.m │ ├── Info.plist │ ├── ViewController.h │ ├── ViewController.m │ └── main.m │ ├── JHCollectionViewFlowLayoutTests │ ├── Info.plist │ └── JHCollectionViewFlowLayoutTests.m │ └── JHCollectionViewFlowLayoutUITests │ ├── Info.plist │ └── JHCollectionViewFlowLayoutUITests.m ├── JHCollectionViewFlowLayout ├── JHCollectionViewFlowLayout.h └── JHCollectionViewFlowLayout.m ├── LICENSE ├── README.md └── image ├── custom.png └── system.png /.DS_Store: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/xjh093/JHCollectionViewFlowLayout/170372d43e416eb967bc95804e39dec2f25178f6/.DS_Store -------------------------------------------------------------------------------- /Example/.DS_Store: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/xjh093/JHCollectionViewFlowLayout/170372d43e416eb967bc95804e39dec2f25178f6/Example/.DS_Store -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/.DS_Store: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/xjh093/JHCollectionViewFlowLayout/170372d43e416eb967bc95804e39dec2f25178f6/Example/JHCollectionViewFlowLayout/.DS_Store -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout.xcodeproj/project.pbxproj: -------------------------------------------------------------------------------- 1 | // !$*UTF8*$! 2 | { 3 | archiveVersion = 1; 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All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface AppDelegate : UIResponder 12 | 13 | @property (strong, nonatomic) UIWindow * window; 14 | 15 | @end 16 | 17 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout/AppDelegate.m: -------------------------------------------------------------------------------- 1 | // 2 | // AppDelegate.m 3 | // JHCollectionViewFlowLayout 4 | // 5 | // Created by HaoCold on 2020/4/22. 6 | // Copyright © 2020 HaoCold. All rights reserved. 7 | // 8 | 9 | #import "AppDelegate.h" 10 | 11 | @interface AppDelegate () 12 | 13 | @end 14 | 15 | @implementation AppDelegate 16 | 17 | 18 | - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { 19 | // Override point for customization after application launch. 20 | return YES; 21 | } 22 | 23 | 24 | @end 25 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout/Assets.xcassets/AppIcon.appiconset/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "images" : [ 3 | { 4 | "idiom" : "iphone", 5 | "size" : "20x20", 6 | "scale" : "2x" 7 | }, 8 | { 9 | "idiom" : "iphone", 10 | "size" : "20x20", 11 | "scale" : "3x" 12 | }, 13 | { 14 | "idiom" : "iphone", 15 | "size" : "29x29", 16 | "scale" : "2x" 17 | }, 18 | { 19 | "idiom" : "iphone", 20 | "size" : "29x29", 21 | "scale" : "3x" 22 | }, 23 | { 24 | "idiom" : "iphone", 25 | "size" : "40x40", 26 | "scale" : "2x" 27 | }, 28 | { 29 | "idiom" : "iphone", 30 | "size" : "40x40", 31 | "scale" : "3x" 32 | }, 33 | { 34 | "idiom" : "iphone", 35 | "size" : "60x60", 36 | "scale" : "2x" 37 | }, 38 | { 39 | "idiom" : "iphone", 40 | "size" : "60x60", 41 | "scale" : "3x" 42 | }, 43 | { 44 | "idiom" : "ipad", 45 | "size" : "20x20", 46 | "scale" : "1x" 47 | }, 48 | { 49 | "idiom" : "ipad", 50 | "size" : "20x20", 51 | "scale" : "2x" 52 | }, 53 | { 54 | "idiom" : "ipad", 55 | "size" : "29x29", 56 | "scale" : "1x" 57 | }, 58 | { 59 | "idiom" : "ipad", 60 | "size" : "29x29", 61 | "scale" : "2x" 62 | }, 63 | { 64 | "idiom" : "ipad", 65 | "size" : "40x40", 66 | "scale" : "1x" 67 | }, 68 | { 69 | "idiom" : "ipad", 70 | "size" : "40x40", 71 | "scale" : "2x" 72 | }, 73 | { 74 | "idiom" : "ipad", 75 | "size" : "76x76", 76 | "scale" : "1x" 77 | }, 78 | { 79 | "idiom" : "ipad", 80 | "size" : "76x76", 81 | "scale" : "2x" 82 | }, 83 | { 84 | "idiom" : "ipad", 85 | "size" : "83.5x83.5", 86 | "scale" : "2x" 87 | }, 88 | { 89 | "idiom" : "ios-marketing", 90 | "size" : "1024x1024", 91 | "scale" : "1x" 92 | } 93 | ], 94 | "info" : { 95 | "version" : 1, 96 | "author" : "xcode" 97 | } 98 | } -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout/Assets.xcassets/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "info" : { 3 | "version" : 1, 4 | "author" : "xcode" 5 | } 6 | } -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout/Base.lproj/LaunchScreen.storyboard: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout/Base.lproj/Main.storyboard: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout/Demo1Ctrl.h: -------------------------------------------------------------------------------- 1 | // 2 | // Demo1Ctrl.h 3 | // JHCollectionViewFlowLayout 4 | // 5 | // Created by HaoCold on 2020/4/22. 6 | // Copyright © 2020 HaoCold. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | NS_ASSUME_NONNULL_BEGIN 12 | 13 | @interface Demo1Ctrl : UIViewController 14 | 15 | @end 16 | 17 | NS_ASSUME_NONNULL_END 18 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout/Demo1Ctrl.m: -------------------------------------------------------------------------------- 1 | // 2 | // Demo1Ctrl.m 3 | // JHCollectionViewFlowLayout 4 | // 5 | // Created by HaoCold on 2020/4/22. 6 | // Copyright © 2020 HaoCold. All rights reserved. 7 | // 8 | 9 | #import "Demo1Ctrl.h" 10 | #import "DemoCell.h" 11 | 12 | @interface Demo1Ctrl () 13 | @property (nonatomic, strong) UICollectionView *collectionView; 14 | @property (nonatomic, strong) NSMutableArray *dataArray; 15 | @end 16 | 17 | @implementation Demo1Ctrl 18 | 19 | - (void)viewDidLoad { 20 | [super viewDidLoad]; 21 | // Do any additional setup after loading the view. 22 | 23 | self.dataArray = @[].mutableCopy; 24 | NSMutableArray *marr = @[].mutableCopy; 25 | for (int i = 0; i < 15; ++i) { 26 | [marr addObject:@[@""]]; 27 | } 28 | self.dataArray.array = marr; 29 | 30 | [self.view addSubview:[[UIView alloc] init]]; 31 | [self.view addSubview:self.collectionView]; 32 | 33 | self.view.backgroundColor = [UIColor whiteColor]; 34 | } 35 | 36 | - (NSInteger) collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section { 37 | return self.dataArray.count; 38 | } 39 | - (UICollectionViewCell*) collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath { 40 | 41 | DemoCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"DemoCell" forIndexPath:indexPath]; 42 | cell.nameLabel.text = [NSString stringWithFormat:@"第%@个",@(indexPath.item)]; 43 | cell.nameLabel.backgroundColor = [UIColor colorWithRed:(arc4random()%256)/255.0 green:(arc4random()%256)/255.0 blue:(arc4random()%256)/255.0 alpha:1]; 44 | return cell; 45 | } 46 | 47 | - (UICollectionView *)collectionView{ 48 | if (!_collectionView) { 49 | 50 | CGFloat width = [UIScreen mainScreen].bounds.size.width; 51 | 52 | UICollectionViewFlowLayout *layout = [[UICollectionViewFlowLayout alloc] init]; 53 | CGFloat W = (width-3)/4; 54 | //cell尺寸 55 | layout.itemSize = CGSizeMake(W, W-.5); 56 | layout.minimumLineSpacing = 1; //行距 因为是左右滚动，这里是左右间隔 57 | layout.minimumInteritemSpacing = 1; //因为是左右滚动，这里是上下间隔 58 | layout.sectionInset = UIEdgeInsetsMake(0, 0, 0, 0); 59 | layout.scrollDirection = 1; //左右滚动 60 | 61 | _collectionView = [[UICollectionView alloc] initWithFrame:CGRectMake(0, 100, width, width/2.0) collectionViewLayout:layout]; 62 | _collectionView.backgroundColor = [UIColor lightGrayColor]; 63 | _collectionView.delegate = self; 64 | _collectionView.dataSource = self; 65 | _collectionView.showsHorizontalScrollIndicator = NO; 66 | _collectionView.pagingEnabled = YES; 67 | [_collectionView registerClass:[DemoCell class] forCellWithReuseIdentifier:@"DemoCell"]; 68 | } 69 | return _collectionView; 70 | } 71 | 72 | /* 73 | #pragma mark - Navigation 74 | 75 | // In a storyboard-based application, you will often want to do a little preparation before navigation 76 | - (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender { 77 | // Get the new view controller using [segue destinationViewController]. 78 | // Pass the selected object to the new view controller. 79 | } 80 | */ 81 | 82 | @end 83 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout/Demo2Ctrl.h: -------------------------------------------------------------------------------- 1 | // 2 | // Demo2Ctrl.h 3 | // JHCollectionViewFlowLayout 4 | // 5 | // Created by HaoCold on 2020/4/22. 6 | // Copyright © 2020 HaoCold. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | NS_ASSUME_NONNULL_BEGIN 12 | 13 | @interface Demo2Ctrl : UIViewController 14 | 15 | @end 16 | 17 | NS_ASSUME_NONNULL_END 18 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout/Demo2Ctrl.m: -------------------------------------------------------------------------------- 1 | // 2 | // Demo2Ctrl.m 3 | // JHCollectionViewFlowLayout 4 | // 5 | // Created by HaoCold on 2020/4/22. 6 | // Copyright © 2020 HaoCold. All rights reserved. 7 | // 8 | 9 | #import "Demo2Ctrl.h" 10 | #import "DemoCell.h" 11 | #import "JHCollectionViewFlowLayout.h" 12 | 13 | @interface Demo2Ctrl () 14 | @property (nonatomic, strong) UICollectionView *collectionView; 15 | @property (nonatomic, strong) NSMutableArray *dataArray; 16 | 17 | @end 18 | 19 | @implementation Demo2Ctrl 20 | 21 | - (void)viewDidLoad { 22 | [super viewDidLoad]; 23 | // Do any additional setup after loading the view. 24 | 25 | self.dataArray = @[].mutableCopy; 26 | NSMutableArray *marr = @[].mutableCopy; 27 | for (int i = 0; i < 15; ++i) { 28 | [marr addObject:@[@""]]; 29 | } 30 | self.dataArray.array = marr; 31 | 32 | [self.view addSubview:[[UIView alloc] init]]; 33 | [self.view addSubview:self.collectionView]; 34 | 35 | self.view.backgroundColor = [UIColor whiteColor]; 36 | } 37 | 38 | - (NSInteger) collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section { 39 | return self.dataArray.count; 40 | } 41 | 42 | - (UICollectionViewCell*) collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath { 43 | 44 | DemoCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"DemoCell" forIndexPath:indexPath]; 45 | cell.nameLabel.text = [NSString stringWithFormat:@"第%@个",@(indexPath.item)]; 46 | cell.nameLabel.backgroundColor = [UIColor colorWithRed:(arc4random()%256)/255.0 green:(arc4random()%256)/255.0 blue:(arc4random()%256)/255.0 alpha:1]; 47 | return cell; 48 | } 49 | 50 | - (UICollectionView *)collectionView{ 51 | if (!_collectionView) { 52 | 53 | CGFloat width = [UIScreen mainScreen].bounds.size.width; 54 | 55 | JHCollectionViewFlowLayout *layout = [[JHCollectionViewFlowLayout alloc] init]; 56 | CGFloat W = (width-3)/4; 57 | layout.scrollDirection = 1; //左右滚动 58 | layout.size = CGSizeMake(W, W-.5); 59 | layout.columnSpacing = 2; 60 | layout.rowSpacing = 2; 61 | layout.row = 3; 62 | layout.column = 4; 63 | layout.showLastPageFull = NO; // 不完全展示最后一页 64 | layout.pageWidth = width; 65 | //layout.pageWidth = width - 50; 66 | //layout.sectionInset = UIEdgeInsetsZero; 67 | layout.sectionInset = UIEdgeInsetsMake(20, 10, 20, 10); 68 | 69 | _collectionView = [[UICollectionView alloc] initWithFrame:CGRectMake(0, 100, layout.collectionViewSize.width, layout.collectionViewSize.height) collectionViewLayout:layout]; 70 | _collectionView.backgroundColor = [UIColor lightGrayColor]; 71 | _collectionView.delegate = self; 72 | _collectionView.dataSource = self; 73 | _collectionView.showsHorizontalScrollIndicator = NO; 74 | _collectionView.pagingEnabled = YES; 75 | [_collectionView registerClass:[DemoCell class] forCellWithReuseIdentifier:@"DemoCell"]; 76 | } 77 | return _collectionView; 78 | } 79 | 80 | /* 81 | #pragma mark - Navigation 82 | 83 | // In a storyboard-based application, you will often want to do a little preparation before navigation 84 | - (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender { 85 | // Get the new view controller using [segue destinationViewController]. 86 | // Pass the selected object to the new view controller. 87 | } 88 | */ 89 | 90 | @end 91 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout/DemoCell.h: -------------------------------------------------------------------------------- 1 | // 2 | // DemoCell.h 3 | // JHCollectionViewFlowLayout 4 | // 5 | // Created by HaoCold on 2020/4/22. 6 | // Copyright © 2020 HaoCold. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | NS_ASSUME_NONNULL_BEGIN 12 | 13 | @interface DemoCell : UICollectionViewCell 14 | @property (nonatomic, strong) UILabel *nameLabel; 15 | @end 16 | 17 | NS_ASSUME_NONNULL_END 18 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout/DemoCell.m: -------------------------------------------------------------------------------- 1 | // 2 | // DemoCell.m 3 | // JHCollectionViewFlowLayout 4 | // 5 | // Created by HaoCold on 2020/4/22. 6 | // Copyright © 2020 HaoCold. All rights reserved. 7 | // 8 | 9 | #import "DemoCell.h" 10 | 11 | @implementation DemoCell 12 | 13 | - (instancetype)initWithFrame:(CGRect)frame 14 | { 15 | self = [super initWithFrame:frame]; 16 | if (self) { 17 | UILabel *label = [[UILabel alloc] init]; 18 | label.frame = self.bounds; 19 | label.text = @""; 20 | label.textColor = [UIColor whiteColor]; 21 | label.font = [UIFont systemFontOfSize:14]; 22 | label.textAlignment = NSTextAlignmentCenter; 23 | [self.contentView addSubview:label]; 24 | _nameLabel = label; 25 | } 26 | return self; 27 | } 28 | 29 | @end 30 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout/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 | UILaunchStoryboardName 24 | LaunchScreen 25 | UIMainStoryboardFile 26 | Main 27 | UIRequiredDeviceCapabilities 28 | 29 | armv7 30 | 31 | UISupportedInterfaceOrientations 32 | 33 | UIInterfaceOrientationPortrait 34 | UIInterfaceOrientationLandscapeLeft 35 | UIInterfaceOrientationLandscapeRight 36 | 37 | UISupportedInterfaceOrientations~ipad 38 | 39 | UIInterfaceOrientationPortrait 40 | UIInterfaceOrientationPortraitUpsideDown 41 | UIInterfaceOrientationLandscapeLeft 42 | UIInterfaceOrientationLandscapeRight 43 | 44 | 45 | 46 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout/ViewController.h: -------------------------------------------------------------------------------- 1 | // 2 | // ViewController.h 3 | // JHCollectionViewFlowLayout 4 | // 5 | // Created by HaoCold on 2020/4/22. 6 | // Copyright © 2020 HaoCold. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface ViewController : UIViewController 12 | 13 | 14 | @end 15 | 16 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout/ViewController.m: -------------------------------------------------------------------------------- 1 | // 2 | // ViewController.m 3 | // JHCollectionViewFlowLayout 4 | // 5 | // Created by HaoCold on 2020/4/22. 6 | // Copyright © 2020 HaoCold. All rights reserved. 7 | // 8 | 9 | #import "ViewController.h" 10 | 11 | @interface ViewController () 12 | @property (nonatomic, strong) UITableView *tableView; 13 | @property (nonatomic, strong) NSArray *dataArray; 14 | @end 15 | 16 | @implementation ViewController 17 | 18 | - (void)viewDidLoad { 19 | [super viewDidLoad]; 20 | // Do any additional setup after loading the view. 21 | 22 | _dataArray = @[@"系统横向排版",@"自定义横向排版"]; 23 | self.navigationItem.title = @"排版"; 24 | [self.view addSubview:self.tableView]; 25 | } 26 | 27 | #pragma mark ---UITableViewDataSource 28 | 29 | - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section 30 | { 31 | return _dataArray.count; 32 | } 33 | 34 | - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath 35 | { 36 | static NSString *ID = @"resueID"; 37 | UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:ID]; 38 | if (cell == nil) { 39 | cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:ID]; 40 | } 41 | cell.textLabel.text = _dataArray[indexPath.row]; 42 | return cell; 43 | } 44 | 45 | - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath 46 | { 47 | NSInteger index = indexPath.row + 1; 48 | NSString *ctrl = [NSString stringWithFormat:@"Demo%@Ctrl",@(index)]; 49 | UIViewController *cls = [NSClassFromString(ctrl) new]; 50 | cls.title = _dataArray[indexPath.row]; 51 | [self.navigationController pushViewController:cls animated:YES]; 52 | } 53 | 54 | - (UITableView *)tableView{ 55 | if (!_tableView) { 56 | UITableView *tableView = [[UITableView alloc] initWithFrame:self.view.bounds style:0]; 57 | tableView.delegate = self; 58 | tableView.dataSource = self; 59 | tableView.tableFooterView = [[UIView alloc] init]; 60 | tableView.showsVerticalScrollIndicator = NO; 61 | tableView.separatorStyle = UITableViewCellSeparatorStyleNone; 62 | _tableView = tableView; 63 | } 64 | return _tableView; 65 | } 66 | @end 67 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayout/main.m: -------------------------------------------------------------------------------- 1 | // 2 | // main.m 3 | // JHCollectionViewFlowLayout 4 | // 5 | // Created by HaoCold on 2020/4/22. 6 | // Copyright © 2020 HaoCold. 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 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayoutTests/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 | 22 | 23 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayoutTests/JHCollectionViewFlowLayoutTests.m: -------------------------------------------------------------------------------- 1 | // 2 | // JHCollectionViewFlowLayoutTests.m 3 | // JHCollectionViewFlowLayoutTests 4 | // 5 | // Created by HaoCold on 2020/4/22. 6 | // Copyright © 2020 HaoCold. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface JHCollectionViewFlowLayoutTests : XCTestCase 12 | 13 | @end 14 | 15 | @implementation JHCollectionViewFlowLayoutTests 16 | 17 | - (void)setUp { 18 | // Put setup code here. This method is called before the invocation of each test method in the class. 19 | } 20 | 21 | - (void)tearDown { 22 | // Put teardown code here. This method is called after the invocation of each test method in the class. 23 | } 24 | 25 | - (void)testExample { 26 | // This is an example of a functional test case. 27 | // Use XCTAssert and related functions to verify your tests produce the correct results. 28 | } 29 | 30 | - (void)testPerformanceExample { 31 | // This is an example of a performance test case. 32 | [self measureBlock:^{ 33 | // Put the code you want to measure the time of here. 34 | }]; 35 | } 36 | 37 | @end 38 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayoutUITests/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 | 22 | 23 | -------------------------------------------------------------------------------- /Example/JHCollectionViewFlowLayout/JHCollectionViewFlowLayoutUITests/JHCollectionViewFlowLayoutUITests.m: -------------------------------------------------------------------------------- 1 | // 2 | // JHCollectionViewFlowLayoutUITests.m 3 | // JHCollectionViewFlowLayoutUITests 4 | // 5 | // Created by HaoCold on 2020/4/22. 6 | // Copyright © 2020 HaoCold. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface JHCollectionViewFlowLayoutUITests : XCTestCase 12 | 13 | @end 14 | 15 | @implementation JHCollectionViewFlowLayoutUITests 16 | 17 | - (void)setUp { 18 | // Put setup code here. This method is called before the invocation of each test method in the class. 19 | 20 | // In UI tests it is usually best to stop immediately when a failure occurs. 21 | self.continueAfterFailure = NO; 22 | 23 | // In UI tests it’s important to set the initial state - such as interface orientation - required for your tests before they run. The setUp method is a good place to do this. 24 | } 25 | 26 | - (void)tearDown { 27 | // Put teardown code here. This method is called after the invocation of each test method in the class. 28 | } 29 | 30 | - (void)testExample { 31 | // UI tests must launch the application that they test. 32 | XCUIApplication *app = [[XCUIApplication alloc] init]; 33 | [app launch]; 34 | 35 | // Use recording to get started writing UI tests. 36 | // Use XCTAssert and related functions to verify your tests produce the correct results. 37 | } 38 | 39 | - (void)testLaunchPerformance { 40 | if (@available(macOS 10.15, iOS 13.0, tvOS 13.0, *)) { 41 | // This measures how long it takes to launch your application. 42 | [self measureWithMetrics:@[XCTOSSignpostMetric.applicationLaunchMetric] block:^{ 43 | [[[XCUIApplication alloc] init] launch]; 44 | }]; 45 | } 46 | } 47 | 48 | @end 49 | -------------------------------------------------------------------------------- /JHCollectionViewFlowLayout/JHCollectionViewFlowLayout.h: -------------------------------------------------------------------------------- 1 | // 2 | // JHCollectionViewFlowLayout.h 3 | // JHKit 4 | // 5 | // Created by HaoCold on 2017/9/13. 6 | // Copyright © 2017年 HaoCold. 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 JHCollectionViewFlowLayout : 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 | -------------------------------------------------------------------------------- /JHCollectionViewFlowLayout/JHCollectionViewFlowLayout.m: -------------------------------------------------------------------------------- 1 | // 2 | // JHCollectionViewFlowLayout.m 3 | // JHKit 4 | // 5 | // Created by HaoCold on 2017/9/13. 6 | // Copyright © 2017年 HaoCold. 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 "JHCollectionViewFlowLayout.h" 31 | 32 | @interface JHCollectionViewFlowLayout() 33 | @property (strong, nonatomic) NSMutableArray *attributesArray; 34 | @property (nonatomic, assign) CGFloat onePageWidth; 35 | @end 36 | 37 | @implementation JHCollectionViewFlowLayout 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 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2017 xjh093 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # JHCollectionViewFlowLayout 2 | CollectionView horizontal layout 3 | - CollectionView横向排版 4 | 5 | --- 6 | 7 | # What 8 | System layout 9 | 10 | ![image](https://github.com/xjh093/JHCollectionViewFlowLayout/blob/master/image/system.png) 11 | 12 | Custom layout 13 | 14 | ![image](https://github.com/xjh093/JHCollectionViewFlowLayout/blob/master/image/custom.png) 15 | 16 | --- 17 | 18 | # Log 19 | 20 | ### 2020-04-22 21 | - add `collectionViewSize`. 22 | - support `sectionInset`. 23 | 24 | ### 2019-11-8 25 | - add `showLastPageFull`. 26 | 27 | ### 2017-09-18 28 | - upload. 29 | 30 | --- 31 | 32 | -------------------------------------------------------------------------------- /image/custom.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/xjh093/JHCollectionViewFlowLayout/170372d43e416eb967bc95804e39dec2f25178f6/image/custom.png -------------------------------------------------------------------------------- /image/system.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/xjh093/JHCollectionViewFlowLayout/170372d43e416eb967bc95804e39dec2f25178f6/image/system.png --------------------------------------------------------------------------------