由于項(xiàng)目需要封裝了一個(gè)九宮格顯示圖片，查看大圖、選擇多張圖片、可以設(shè)置圖片的最大數(shù)量、一排最大值、上下左右邊距、圖片的橫向 縱向間距、默認(rèn)圖片、刪除圖標(biāo)。話不多說(shuō)先上圖

Demo地址?項(xiàng)目地址

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// // ?ViewController.m // ?PicturesListData // // ?Created by Mac on 2018/10/10. // ?Copyright ? 2018年 xiangxx. All rights reserved. //#import "ViewController.h" #import "XXPicturesCollection.h" #import "XXImageBrowseViewController.h"@interface ViewController ()<UINavigationControllerDelegate, UIImagePickerControllerDelegate> {XXPicturesCollection *pictures; }@property (nonatomic, strong) NSMutableArray *addPicturesData;@property (weak, nonatomic) IBOutlet XXPicturesCollection *addPicturesView;@end@implementation ViewController- (void)viewDidLoad {[super viewDidLoad];[self.navigationController setNavigationBarHidden:YES];self.addPicturesData = [[NSMutableArray alloc] initWithCapacity:0];pictures = [[XXPicturesCollection alloc] initWithFrame:CGRectMake(0, 100, self.view.frame.size.width, 500)];pictures.configuration.maxRow = 4;pictures.configuration.maxValue = 6;pictures.configuration.addImageName = [UIImage imageNamed:@"community_photo"];pictures.configuration.deleteImageName = [UIImage imageNamed:@"community_close"];[self.view addSubview:pictures];__weak typeof(self)weakSelf = self;pictures.configuration.selectBlock = ^(NSMutableArray *arrayPictures, NSInteger status) {if (status == -1) {//添加圖片weakSelf.addPicturesData = arrayPictures;[weakSelf photoLibraychoosephoto];}else{//點(diǎn)擊放大第幾個(gè)圖片XXImageBrowseViewController *imageBro = [[XXImageBrowseViewController alloc] init];imageBro.imageUrlStringArray = ?arrayPictures;imageBro.currentIndex = status;[weakSelf.navigationController pushViewController:imageBro animated:NO];}};// ? ?self.addPicturesView.configuration.addImageName = [UIImage imageNamed:@"community_photo"]; // ? ?self.addPicturesView.configuration.deleteImageName = [UIImage imageNamed:@"community_close"]; // // ? ?self.addPicturesView.configuration.maxRow = 4; // ? ?self.addPicturesView.configuration.maxValue = 5; // ? ?__weak typeof(self)weakSelf = self; // ? ?self.addPicturesView.configuration.selectBlock = ^(NSMutableArray *arrayPictures, NSInteger status) { // ? ? ? ?if (status == -1) { //添加圖片 // ? ? ? ? ? ?weakSelf.addPicturesData = arrayPictures; // ? ? ? ? ? ?[weakSelf photoLibraychoosephoto]; // ? ? ? ?}else{ //點(diǎn)擊放大第幾個(gè)圖片 // ? ? ? ? ? ?//點(diǎn)擊放大第幾個(gè)圖片 // ? ? ? ? ? ?XXImageBrowseViewController *imageBro = [[XXImageBrowseViewController alloc] init]; // ? ? ? ? ? ?imageBro.imageUrlStringArray = ?arrayPictures; // ? ? ? ? ? ?imageBro.currentIndex = status; // ? ? ? ? ? ?[weakSelf.navigationController pushViewController:imageBro animated:NO]; // ? ? ? ?} // ? ?};}#pragma mark 調(diào)用相冊(cè) 獲取圖片 -(void)photoLibraychoosephoto{UIImagePickerController *picker = [[UIImagePickerController alloc] init];//資源類型為圖片庫(kù)picker.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;picker.delegate = self;//設(shè)置選擇后的圖片可被編輯picker.allowsEditing = ?YES;picker.navigationBar.translucent = NO;[self presentViewController:picker animated:YES completion:nil]; }- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info {[picker dismissViewControllerAnimated:YES completion:^{}];UIImage *image = [info objectForKey:UIImagePickerControllerOriginalImage]; //通過(guò)key值獲取到圖片[self.addPicturesData insertObject:image atIndex:0]; // ? ?self.addPicturesView.imageArray = self.addPicturesData;pictures.imageArray = self.addPicturesData; }//當(dāng)用戶取消選擇的時(shí)候，調(diào)用該方法 - (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker {[picker dismissViewControllerAnimated:YES completion:^{}]; }- (void)didReceiveMemoryWarning {[super didReceiveMemoryWarning];// Dispose of any resources that can be recreated. }@end

``````

// // ?XXPicturesCollection.h // ?PicturesListData // // ?Created by Mac on 2018/10/10. // ?Copyright ? 2018年 xiangxx. All rights reserved. //#import <UIKit/UIKit.h>/**選擇進(jìn)行處理操作@param arrayPictures 相冊(cè)數(shù)組數(shù)據(jù)@param status 0 添加 1相片放大*/ typedef void(^SelectPicturesBlock)(NSMutableArray *arrayPictures,NSInteger status); @class XXPicturesCollection; @interface XXPicturesCollectionConfiguration : NSObject@property (nonatomic, copy) SelectPicturesBlock selectBlock;/**圖片最大值*/ @property (nonatomic, assign) NSInteger maxValue;/**一排最大值*/ @property (nonatomic, assign) NSInteger maxRow;/**邊距的間距 上邊 左邊 下邊 右邊*/ @property (nonatomic, assign) NSInteger topMargin; @property (nonatomic, assign) NSInteger leftMargin; @property (nonatomic, assign) NSInteger bottomMargin; @property (nonatomic, assign) NSInteger rightMargin;/**圖片橫向間距*/ @property (nonatomic, assign) NSInteger horizontalSpacing;/**圖片豎向間距*/ @property (nonatomic, assign) NSInteger verticalSpacing;/**相關(guān)視圖*/ @property (nonatomic, strong) XXPicturesCollection * picturesCollection;/**添加事件的圖片*/ @property (nonatomic, strong) UIImage *addImageName;/**刪除事件的圖片*/ @property (nonatomic, strong) UIImage *deleteImageName;@end@interface XXPicturesCollection : UIView/**初始化@param frame 位置@param configuration 配置@return 圖片添加器*/ - (instancetype)initWithFrame:(CGRect)frame AndConfiguration:(XXPicturesCollectionConfiguration *)configuration;/**配置*/ @property (nonatomic, strong) XXPicturesCollectionConfiguration * configuration;@property (nonatomic, strong) NSMutableArray *imageArray;@end // // ?XXPicturesCollection.m // ?PicturesListData // // ?Created by Mac on 2018/10/10. // ?Copyright ? 2018年 xiangxx. All rights reserved. //#import "XXPicturesCollection.h" #import "XXPicturesCollectionViewCell.h"@implementation XXPicturesCollectionConfiguration- (instancetype)init {self = [super init];if (self) {[self initData];}return self; }- (void)initData{self.maxValue = 9;self.maxRow = 3;self.topMargin = 10;self.leftMargin = 10;self.bottomMargin = 10;self.rightMargin = 10;self.horizontalSpacing = 8;self.verticalSpacing = 8;self.addImageName = [UIImage imageNamed:@"community_photo"];self.deleteImageName = [UIImage imageNamed:@"community_close"];}- (void)setMaxRow:(NSInteger)maxRow {_maxRow = maxRow;self.picturesCollection.configuration = self; }- (void)setMaxValue:(NSInteger)maxValue{_maxValue = maxValue;self.picturesCollection.configuration = self; }- (void)setTopMargin:(NSInteger)topMargin{_topMargin = topMargin;self.picturesCollection.configuration = self; }- (void)setLeftMargin:(NSInteger)leftMargin{_leftMargin = leftMargin;self.picturesCollection.configuration = self; }- (void)setBottomMargin:(NSInteger)bottomMargin{_bottomMargin = bottomMargin;self.picturesCollection.configuration = self; }- (void)setRightMargin:(NSInteger)rightMargin{_rightMargin = rightMargin;self.picturesCollection.configuration = self; }- (void)setHorizontalSpacing:(NSInteger)horizontalSpacing{_horizontalSpacing = horizontalSpacing;self.picturesCollection.configuration = self; }- (void)setVerticalSpacing:(NSInteger)verticalSpacing{_verticalSpacing = verticalSpacing;self.picturesCollection.configuration = self; }- (void)setaddImageName:(UIImage *)addImageName{_addImageName = addImageName;self.picturesCollection.configuration = self; }- (void)setDeleteImageName:(UIImage *)deleteImageName{_deleteImageName = deleteImageName;self.picturesCollection.configuration = self; }@end @interface XXPicturesCollection()<UICollectionViewDataSource,UICollectionViewDelegate,UICollectionViewDelegateFlowLayout>@property (nonatomic, assign) CGFloat width;@property (nonatomic, strong) UICollectionView *collectionView;@property (nonatomic, strong) NSMutableArray *picturesArray;@property (nonatomic, assign) NSInteger indexTag;@end@implementation XXPicturesCollection- (instancetype)initWithFrame:(CGRect)frame AndConfiguration:(XXPicturesCollectionConfiguration *)configuration {if (self = [super initWithFrame:frame]) {self.configuration = configuration;self.configuration.picturesCollection = self;[self initUI];}return self; }- (instancetype)initWithCoder:(NSCoder *)aDecoder{self = [super initWithCoder:aDecoder];if (self) {self.configuration = [[XXPicturesCollectionConfiguration alloc] init];self.configuration.picturesCollection = self; // ? ? ? ?[self initUI];}return self; }- (instancetype)initWithFrame:(CGRect)frame{self = [super initWithFrame:frame];if (self) {self.configuration = [[XXPicturesCollectionConfiguration alloc] init];self.configuration.picturesCollection = self; // ? ? ? ?[self initUI];}return self; }- (instancetype)init {self = [super init];if (self) {self.configuration = [[XXPicturesCollectionConfiguration alloc] init];self.configuration.picturesCollection = self;}return self; }#pragma mark - layoutSubviews - (void)layoutSubviews {[super layoutSubviews];_width = ?self.frame.size.width;if (!self.collectionView) {[self initUI];}else {self.collectionView.frame = CGRectMake(0, 0, _width, self.frame.size.height);}}- (void)setConfiguration:(XXPicturesCollectionConfiguration *)configuration {_configuration = configuration;[self.collectionView reloadData]; }- (void)initUI{UICollectionViewFlowLayout *layout = [[UICollectionViewFlowLayout alloc] init];layout.scrollDirection = UICollectionViewScrollDirectionVertical;self.collectionView = [[UICollectionView alloc] initWithFrame:CGRectMake(0, 0, _width, self.frame.size.height) collectionViewLayout:layout];self.collectionView.dataSource = self;self.collectionView.delegate = self;self.collectionView.backgroundColor = [UIColor whiteColor];[self addSubview:self.collectionView];[self.collectionView registerClass:[XXPicturesCollectionViewCell class] forCellWithReuseIdentifier:@"XXPicturesCollectionViewCell"];self.picturesArray = [NSMutableArray arrayWithObjects:@"", nil];self.imageArray = [[NSMutableArray alloc] init]; }- (void)setImageArray:(NSMutableArray *)imageArray{_imageArray = imageArray;if (imageArray.count > 0) {_picturesArray = _imageArray;[self.collectionView reloadData];} }#pragma mark - UICollectionDataSource - (NSInteger)numberOfSectionsInCollectionView:(UICollectionView *)collectionView {return 1; }- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section {if (self.picturesArray.count < _configuration.maxValue) {return self.picturesArray.count;}return _configuration.maxValue; }- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {XXPicturesCollectionViewCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"XXPicturesCollectionViewCell" forIndexPath:indexPath];[cell.deleteImage setBackgroundImage:self.configuration.deleteImageName forState:UIControlStateNormal];[cell.deleteImage addTarget:self action:@selector(deleteAction:) forControlEvents:UIControlEventTouchUpInside];cell.deleteImage.tag = 10000 + indexPath.row;if (self.picturesArray.count-1 != self.configuration.maxValue) {if (self.picturesArray.count -1 == indexPath.row) {cell.deleteImage.hidden = YES;self.indexTag = indexPath.row;cell.imageView.image = self.configuration.addImageName;[cell.deleteImage setBackgroundImage:self.configuration.deleteImageName forState:UIControlStateNormal];}else{cell.deleteImage.hidden = NO;[cell.imageView setImage:self.picturesArray[indexPath.row]];}}else if(self.picturesArray.count-1 == self.configuration.maxValue){cell.deleteImage.hidden = NO;[cell.imageView setImage:self.picturesArray[indexPath.row]];self.indexTag = self.configuration.maxValue;}return cell; }- (void)deleteAction:(UIButton *)btn{NSInteger btnTag = btn.tag - 10000;if (self.picturesArray.count > 1) {[self.picturesArray removeObjectAtIndex:btnTag];[self.collectionView reloadData];} }#pragma mark ?定義每個(gè)UICollectionView的大小 - (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath {CGFloat widthCollection = (_width - ((_configuration.maxRow-1) * _configuration.horizontalSpacing + _configuration.rightMargin + _configuration.leftMargin))/_configuration.maxRow;return ?CGSizeMake(widthCollection, widthCollection); }#pragma mark ?定義整個(gè)CollectionViewCell與整個(gè)View的間距 - (UIEdgeInsets)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout insetForSectionAtIndex:(NSInteger)section {return UIEdgeInsetsMake(_configuration.topMargin, _configuration.leftMargin, _configuration.bottomMargin, _configuration.rightMargin); }#pragma mark ?定義每個(gè)UICollectionView的橫向間距 - (CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout minimumInteritemSpacingForSectionAtIndex:(NSInteger)section {return _configuration.horizontalSpacing; }#pragma mark ?定義每個(gè)UICollectionView的縱向間距 - (CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout minimumLineSpacingForSectionAtIndex:(NSInteger)section {return _configuration.verticalSpacing; }#pragma mark ?點(diǎn)擊CollectionView觸發(fā)事件 -(void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {if (self.indexTag == indexPath.row) {// 相冊(cè)選擇圖片if (self.configuration.selectBlock) {self.configuration.selectBlock(self.picturesArray, -1);}}else{ // 放大第幾個(gè)圖片if (self.configuration.selectBlock) {self.configuration.selectBlock(self.picturesArray, indexPath.row);}} }#pragma mark ?設(shè)置CollectionViewCell是否可以被點(diǎn)擊 - (BOOL)collectionView:(UICollectionView *)collectionView shouldSelectItemAtIndexPath:(NSIndexPath *)indexPath {return YES; }//#pragma mark - 添加長(zhǎng)按手勢(shì) //- (void)setUpLongPressGes { // ? ?UILongPressGestureRecognizer *longPresssGes = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(longPressMethod:)]; // ? ?[self.collectionView addGestureRecognizer:longPresssGes]; //}@end

```

#import <UIKit/UIKit.h>@interface XXPicturesCollectionViewCell : UICollectionViewCell/**顯示的圖片*/ @property (nonatomic, strong) UIImageView *imageView;/**刪除圖片*/ @property (nonatomic, strong) UIButton *deleteImage;@end #import "XXPicturesCollectionViewCell.h"@implementation XXPicturesCollectionViewCell- (instancetype)initWithFrame:(CGRect)frame {self = [super initWithFrame:frame];if (self) {[self.contentView addSubview:self.imageView];[self.contentView addSubview:self.deleteImage];}return self; }- (UIImageView *)imageView{if (!_imageView) {_imageView = [[UIImageView alloc] init];_imageView.frame = self.bounds;_imageView.contentMode = UIViewContentModeScaleAspectFill;_imageView.clipsToBounds = YES;}return _imageView; }- (UIButton *)deleteImage{if (!_deleteImage) {_deleteImage = [UIButton buttonWithType:UIButtonTypeCustom];_deleteImage.frame = CGRectMake(_imageView.frame.size.width-10, -5, 15, 15);}return _deleteImage; }@end

``````

``````

/**點(diǎn)擊查看圖片*/ @interface XXImageBrowseViewController : UIViewController@property (strong, nonatomic) NSArray *imageUrlStringArray;@property (nonatomic, copy) NSString *isNetWork;@property (nonatomic, assign) NSInteger currentIndex;@end

``````

#import "XXImageBrowseViewController.h"#import "EZImageBrowser.h" #import "EZImageBrowserCell.h" #import <EZImageBrowserKit/EZImageBrowserKit.h> #import "UIImageView+WebCache.h"@interface XXImageBrowseViewController ()<EZImageBrowserDelegate>@end @implementation XXImageBrowseViewController- (BOOL)prefersStatusBarHidden {return YES; }- (void)viewDidLoad {[super viewDidLoad];EZImageBrowser *browser = [[EZImageBrowser alloc] init];[browser setDelegate:self];[browser showWithCurrentIndex:_currentIndex completion:nil];}#pragma mark - EZImageBrowserDelegate - (NSInteger)numberOfCellsInImageBrowser:(EZImageBrowser *)imageBrowser{return self.imageUrlStringArray.count - 1; // 減去最后的加號(hào)圖片 }- (EZImageBrowserCell *)imageBrowser:(EZImageBrowser *)imageBrowser cellForRowAtIndex:(NSInteger )index{EZImageBrowserCell *cell = [imageBrowser dequeueReusableCell];if (!cell) {cell = [[EZImageBrowserCell alloc] init];}if (self.isNetWork){cell.loadingView.hidden = YES;[cell.imageView sd_setImageWithURL:[[NSURL alloc] initWithString:self.imageUrlStringArray[index]] placeholderImage:[UIImage imageNamed:@"post_info_z"] options:0 progress:^(NSInteger receivedSize, NSInteger expectedSize, NSURL * _Nullable targetURL) {CGFloat progress = (CGFloat)receivedSize / expectedSize;[cell.loadingView showAnimateByPropress:progress];} completed:^(UIImage * _Nullable image, NSError * _Nullable error, SDImageCacheType cacheType, NSURL * _Nullable imageURL) {cell.loadingView.hidden = YES;}];}else{cell.imageView.image = self.imageUrlStringArray[index];}return cell; }//- (void)imageBrowserWillDisappear:(EZImageBrowser *)imageBrowser{ // ? ? //}-(void)imageBrowserDidDisappear:(EZImageBrowser *)imageBrowser{[self.navigationController popViewControllerAnimated:NO]; }@end

```
#圖片瀏覽器
? ? pod 'EZImageBrowserKit'
? ? pod 'SDWebImage'

Demo地址 [項(xiàng)目鏈接地址](https://github.com/xiangxianxiao/PicturesListData)

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