// // PCSPreviewViewController.m // LenzCameraNativeModuleForRN // // Created by lr on 2023/3/11. // #import "PCSPreviewViewController.h" #import #import "QuitMultipleModeAlertViewController.h" #import "UIImage+name.h" #import #import @interface PCSPreCollectionCell : UICollectionViewCell @property (nonatomic) LenzResourceItemModel *model; @property (nonatomic) UIImageView *imageView; @property (nonatomic) UIImageView *videoImageView; @property (nonatomic) AVPlayerViewController *player; @property (nonatomic) BOOL isPlayer; @end @implementation PCSPreCollectionCell - (instancetype)initWithFrame:(CGRect)frame { if (self = [super initWithFrame:frame]) { [self.contentView addSubview:self.imageView]; [self.imageView mas_makeConstraints:^(MASConstraintMaker *make) { make.edges.mas_offset(0); }]; [self.contentView addSubview:self.videoImageView]; [self.videoImageView mas_makeConstraints:^(MASConstraintMaker *make) { make.center.mas_equalTo(self.contentView); make.width.height.mas_offset(48); }]; // player.view.frame = CGRectMake(0, 0, CGRectGetWidth(self.scrollView.frame), CGRectGetHeight(self.scrollView.frame)); // player.view.hidden = YES; [self.contentView addSubview:self.player.view]; } return self; } - (void)setModel:(LenzResourceItemModel *)model { _model = model; self.imageView.image = model.image; if (model.mode == SDK_CAPTURE_MODE_MOVIE) { self.videoImageView.hidden = NO; } else { self.videoImageView.hidden = YES; } } - (void)setIsPlayer:(BOOL)isPlayer { if (isPlayer) { AVPlayer *player = [AVPlayer playerWithURL:[NSURL URLWithString:_model.path]]; self.player.player = player; [self.player.player play]; self.player.view.hidden = NO; } else { [self.player.player pause]; self.player.view.hidden = YES; } } - (void)layoutSubviews { [super layoutSubviews]; self.player.view.frame = self.contentView.bounds; } - (UIImageView *)imageView { if (!_imageView) { _imageView = [[UIImageView alloc]init]; _imageView.layer.cornerRadius = 8; _imageView.layer.masksToBounds = YES; _imageView.backgroundColor = [UIColor blackColor]; _imageView.contentMode = UIViewContentModeScaleAspectFit; } return _imageView; } - (UIImageView *)videoImageView { if (!_videoImageView) { _videoImageView = [[UIImageView alloc]init]; _videoImageView.image = [UIImage loadNamed:@"icon_video"]; _videoImageView.hidden = YES; } return _videoImageView; } - (AVPlayerViewController *)player { if (!_player) { _player = [[AVPlayerViewController alloc]init]; _player.view.hidden = YES; _player.videoGravity = AVLayerVideoGravityResizeAspect; } return _player; } @end @interface PCSPreviewViewController () @property (nonatomic) UILabel *countLabel; @property (nonatomic) UIView *modeView; @property (nonatomic) UIScrollView *scrollView; @property (nonatomic) UILabel *curentLabel; @property (nonatomic) UIView *bottomView; @property (nonatomic) UIButton *backButton; @property (nonatomic) UILabel *backLabel; @property (nonatomic) UIButton *deleteButton; @property (nonatomic) UILabel *deleteLabel; @property (nonatomic) UIImageView *lineImageView; @property (nonatomic) NSInteger currentIndex; @property (nonatomic) UIImageView *videoImageView; @property (nonatomic) AVPlayerViewController *lastPlayer; //@property (nonatomic) NSInteger currentModeDataIndex; @property (nonatomic) NSMutableArray *allPlayer; @property (nonatomic) UICollectionView* collectionView; @property (nonatomic) NSIndexPath *playerIndexPath; @property (nonatomic) NSIndexPath *currentIndexPath; @end @implementation PCSPreviewViewController - (void)viewDidLoad { [super viewDidLoad]; self.allPlayer = [NSMutableArray array]; self.view.backgroundColor = [UIColor colorWithRed:60/255.0 green:58/255.0 blue:61/255.0 alpha:1]; [self.view addSubview:self.countLabel]; CGFloat top = UIApplication.sharedApplication.delegate.window.safeAreaInsets.top; [self.countLabel mas_makeConstraints:^(MASConstraintMaker *make) { make.top.mas_offset(top + 20); make.right.mas_offset(-20); make.height.mas_offset(44); }]; [self.view addSubview:self.modeView]; [self.modeView mas_makeConstraints:^(MASConstraintMaker *make) { make.left.mas_offset(0); make.top.mas_equalTo(self.countLabel); make.height.mas_equalTo(self.countLabel); make.right.mas_equalTo(self.countLabel.mas_left).mas_offset(-10); }]; [self setupModeView]; [self.view addSubview:self.bottomView]; [self.bottomView mas_makeConstraints:^(MASConstraintMaker *make) { make.left.right.bottom.mas_offset(0); make.height.mas_offset(150); }]; [self.bottomView addSubview:self.backLabel]; [self.backLabel mas_makeConstraints:^(MASConstraintMaker *make) { make.bottom.mas_offset(-30); make.centerX.mas_equalTo(self.bottomView).mas_offset(-60); }]; [self.bottomView addSubview:self.backButton]; [self.backButton mas_makeConstraints:^(MASConstraintMaker *make) { make.bottom.mas_equalTo(self.backLabel.mas_top).mas_offset(-20); make.centerX.mas_equalTo(self.backLabel); make.width.height.mas_offset(60); }]; [self.bottomView addSubview:self.deleteLabel]; [self.deleteLabel mas_makeConstraints:^(MASConstraintMaker *make) { make.bottom.mas_offset(-30); make.centerX.mas_equalTo(self.bottomView).mas_offset(60); }]; [self.bottomView addSubview:self.deleteButton]; [self.deleteButton mas_makeConstraints:^(MASConstraintMaker *make) { make.bottom.mas_equalTo(self.deleteLabel.mas_top).mas_offset(-20); make.centerX.mas_equalTo(self.deleteLabel); make.width.height.mas_offset(60); }]; UICollectionViewFlowLayout* layout = [[UICollectionViewFlowLayout alloc]init]; layout.scrollDirection = UICollectionViewScrollDirectionHorizontal; layout.minimumLineSpacing = 0; layout.minimumInteritemSpacing = 0; layout.itemSize = CGSizeMake([UIScreen mainScreen].bounds.size.width - 40, [UIScreen mainScreen].bounds.size.height - top - 224); self.collectionView = [[UICollectionView alloc] initWithFrame:self.view.frame collectionViewLayout:layout]; self.collectionView.delegate = self; self.collectionView.dataSource = self; self.collectionView.pagingEnabled = YES; self.collectionView.hidden = YES; // 注册item类型 [self.collectionView registerClass:[PCSPreCollectionCell class] forCellWithReuseIdentifier:@"PCSPreCollectionCell"]; [self.view addSubview:self.collectionView]; [self.collectionView mas_makeConstraints:^(MASConstraintMaker *make) { make.left.mas_offset(20); make.right.mas_offset(-20); make.top.mas_equalTo(self.countLabel.mas_bottom).mas_offset(10); make.bottom.mas_equalTo(self.bottomView.mas_top); }]; self.currentIndexPath = nil; if (self.model.continousArray.count > 0 && self.selectIndex == SDK_CAPTURE_MODE_CONTINUOUS) { self.currentIndex = 1; self.currentIndexPath = [NSIndexPath indexPathForItem:self.model.continousArray.count - 1 inSection:0]; } if (self.model.movieArray.count > 0 && self.selectIndex == SDK_CAPTURE_MODE_MOVIE) { self.currentIndex = 2; self.currentIndexPath = [NSIndexPath indexPathForItem:self.model.movieArray.count - 1 inSection:1]; } if (self.model.panoramArray.count > 0 && self.selectIndex == SDK_CAPTURE_MODE_PANORAMA) { self.currentIndex = 3; self.currentIndexPath = [NSIndexPath indexPathForItem:self.model.panoramArray.count - 1 inSection:2]; } if (self.model.aiPanoramArray.count > 0 && self.selectIndex == SDK_CAPTURE_MODE_INTELLEGENCE_PANORAMA) { self.currentIndex = 4; self.currentIndexPath = [NSIndexPath indexPathForItem:self.model.aiPanoramArray.count - 1 inSection:3]; } [self changeLabelStatusWith:self.currentIndex]; [self updateCountLabelWith:self.currentIndexPath]; [self.view addSubview:self.curentLabel]; [self.curentLabel mas_makeConstraints:^(MASConstraintMaker *make) { make.centerX.mas_equalTo(self.view); make.width.mas_offset(100); make.height.mas_offset(32); make.bottom.mas_equalTo(self.collectionView).mas_offset(16); }]; } - (void)viewDidAppear:(BOOL)animated { [super viewDidAppear:animated]; dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(.1 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{ self.collectionView.hidden = NO; UICollectionViewLayoutAttributes*attributes = [self.collectionView layoutAttributesForItemAtIndexPath:self.currentIndexPath]; CGRect rect = attributes.frame; [self.collectionView setContentOffset:CGPointMake(rect.origin.x, rect.origin.y ) animated:NO]; }); } - (UIImageView *)lineImageView { if (!_lineImageView) { _lineImageView = [[UIImageView alloc]init]; _lineImageView.image = [UIImage loadNamed:@"icon_preview_line"]; } return _lineImageView; } - (void)updateCountLabelWith:(NSIndexPath *)indexPath { if (!indexPath) { return; } if (indexPath.section == 0) { self.curentLabel.text = [NSString stringWithFormat:@"第%ld/%ld张", self.currentIndexPath.row + 1, self.model.continousArray.count]; } else if (indexPath.section == 1) { self.curentLabel.text = [NSString stringWithFormat:@"第%ld/%ld条", self.currentIndexPath.row + 1, self.model.movieArray.count]; } else if (indexPath.section == 2) { self.curentLabel.text = [NSString stringWithFormat:@"第%ld/%ld张", self.currentIndexPath.row + 1, self.model.panoramArray.count]; } else { self.curentLabel.text = [NSString stringWithFormat:@"第%ld/%ld张", self.currentIndexPath.row + 1, self.model.aiPanoramArray.count]; } } -(NSInteger)numberOfSectionsInCollectionView:(UICollectionView *)collectionView{ return 4; } //返回每个分区的item个数 -(NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section{ if (section == 0) { return self.model.continousArray.count; } else if (section == 1) { return self.model.movieArray.count; } else if (section == 2) { return self.model.panoramArray.count; } else { return self.model.aiPanoramArray.count; } } //返回每个item -(UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath{ PCSPreCollectionCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"PCSPreCollectionCell" forIndexPath:indexPath]; cell.isPlayer = NO; if (indexPath.section == 0) { if (self.model.continousArray.count > indexPath.row) { LenzResourceItemModel *model = self.model.continousArray[indexPath.row]; cell.model = model; } } else if (indexPath.section == 1) { if (self.model.movieArray.count > indexPath.row) { LenzResourceItemModel *model = self.model.movieArray[indexPath.row]; cell.model = model; cell.isPlayer = indexPath == self.playerIndexPath; } } else if (indexPath.section == 2) { if (self.model.panoramArray.count > indexPath.row) { LenzResourceItemModel *model = self.model.panoramArray[indexPath.row]; cell.model = model; } } else if (indexPath.section == 3) { if (self.model.aiPanoramArray.count > indexPath.row) { LenzResourceItemModel *model = self.model.aiPanoramArray[indexPath.row]; cell.model = model; } } return cell; } - (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath { if (indexPath.section == 1) { self.playerIndexPath = indexPath; [self.collectionView reloadData]; } } // 监听UIScrollView的滑动停止 - (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView { self.playerIndexPath = nil; NSArray *indexPaths = [self.collectionView indexPathsForVisibleItems]; NSIndexPath *currentIndexPath = indexPaths.firstObject; self.currentIndexPath = currentIndexPath; [self changeLabelStatusWith:currentIndexPath.section + 1]; [self updateCountLabelWith:currentIndexPath]; } - (void)updateCurrentIndexPath { NSArray *indexPaths = [self.collectionView indexPathsForVisibleItems]; NSIndexPath *currentIndexPath = indexPaths.firstObject; self.currentIndexPath = currentIndexPath; [self changeLabelStatusWith:currentIndexPath.section + 1]; [self updateCountLabelWith:currentIndexPath]; } - (void)updateViewWhenDelete { self.playerIndexPath = nil; NSArray *indexPaths = [self.collectionView indexPathsForVisibleItems]; NSIndexPath *currentIndexPath = indexPaths.firstObject; self.currentIndexPath = currentIndexPath; [self changeLabelStatusWith:currentIndexPath.section + 1]; [self updateCountLabelWith:currentIndexPath]; } - (void)setupModeView { [self.modeView.subviews makeObjectsPerformSelector:@selector(removeFromSuperview)]; CGFloat margin = [UIScreen mainScreen].bounds.size.width == 375 ? 20 : 30; UIView *lastView = nil; NSInteger count = 0; self.currentIndex = 0; if (self.model.continousArray.count) { count += self.model.continousArray.count; self.currentIndex = 1; UILabel *label = [[UILabel alloc]init]; label.text = @"连拍"; label.tag = 1; UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(changeAction:)]; [label addGestureRecognizer:tap]; label.userInteractionEnabled = YES; label.textColor = [UIColor whiteColor]; [self.modeView addSubview:label]; [label mas_makeConstraints:^(MASConstraintMaker *make) { make.left.mas_offset(20); make.centerY.mas_equalTo(self.countLabel); }]; lastView = label; } if (self.model.movieArray.count) { count += self.model.movieArray.count; if (self.currentIndex == 0) { self.currentIndex = 2; } UILabel *label = [[UILabel alloc]init]; label.text = @"视频"; label.tag = 2; label.textColor = [UIColor whiteColor]; UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(changeAction:)]; [label addGestureRecognizer:tap]; label.userInteractionEnabled = YES; [self.modeView addSubview:label]; [label mas_makeConstraints:^(MASConstraintMaker *make) { if (lastView) { make.left.mas_equalTo(lastView.mas_right).mas_offset(margin); } else { make.left.mas_equalTo(20); } make.centerY.mas_equalTo(self.countLabel); }]; lastView = label; } if (self.model.panoramArray.count) { count += self.model.panoramArray.count; if (self.currentIndex == 0) { self.currentIndex = 3; } UILabel *label = [[UILabel alloc]init]; label.text = @"全景"; label.tag = 3; label.textColor = [UIColor whiteColor]; UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(changeAction:)]; [label addGestureRecognizer:tap]; label.userInteractionEnabled = YES; [self.modeView addSubview:label]; [label mas_makeConstraints:^(MASConstraintMaker *make) { if (lastView) { make.left.mas_equalTo(lastView.mas_right).mas_offset(margin); } else { make.left.mas_equalTo(20); } make.centerY.mas_equalTo(self.countLabel); }]; lastView = label; } if (self.model.aiPanoramArray.count) { count += self.model.aiPanoramArray.count; if (self.currentIndex == 0) { self.currentIndex = 4; } UILabel *label = [[UILabel alloc]init]; label.text = @"智能全景"; label.tag = 4; label.textColor = [UIColor whiteColor]; UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(changeAction:)]; [label addGestureRecognizer:tap]; label.userInteractionEnabled = YES; [self.modeView addSubview:label]; [label mas_makeConstraints:^(MASConstraintMaker *make) { if (lastView) { make.left.mas_equalTo(lastView.mas_right).mas_offset(margin); } else { make.left.mas_equalTo(20); } make.centerY.mas_equalTo(self.countLabel); }]; lastView = label; } self.countLabel.text = [NSString stringWithFormat:@"共%ld笔数据", count]; [self.modeView addSubview:self.lineImageView]; } - (void)changeAction:(UITapGestureRecognizer *)tap { [self.view layoutIfNeeded]; UILabel *label = (UILabel *)tap.view; self.currentIndexPath = [NSIndexPath indexPathForItem:0 inSection:label.tag - 1]; UICollectionViewLayoutAttributes*attributes = [self.collectionView layoutAttributesForItemAtIndexPath:self.currentIndexPath]; CGRect rect = attributes.frame; [self.collectionView setContentOffset:CGPointMake(rect.origin.x, rect.origin.y ) animated:NO]; [self changeLabelStatusWith:label.tag]; [self updateCountLabelWith:self.currentIndexPath]; } - (void)changeLabelStatusWith:(NSInteger)index { if(index <=0) { return; } UILabel *label1 = [self.modeView viewWithTag:1]; if (label1) { label1.textColor = [UIColor whiteColor]; } UILabel *label2 = [self.modeView viewWithTag:2]; if (label2) { label2.textColor = [UIColor whiteColor]; } UILabel *label3 = [self.modeView viewWithTag:3]; if (label3) { label3.textColor = [UIColor whiteColor]; } UILabel *label4 = [self.modeView viewWithTag:4]; if (label4) { label4.textColor = [UIColor whiteColor]; } UILabel *label = (UILabel *)[self.modeView viewWithTag:index]; if (label) { label.textColor = [UIColor colorWithRed:231/255.0 green:108/255.0 blue:30/255.0 alpha:1]; [self.lineImageView mas_remakeConstraints:^(MASConstraintMaker *make) { make.top.mas_equalTo(label.mas_bottom); make.centerX.mas_equalTo(label); make.width.mas_offset(18); make.height.mas_offset(9); }]; } self.currentIndex = index; } - (void)updateScrollWith:(NSInteger)tag { if (tag > 0) { NSArray *source = nil; if (tag == 1) { source = self.model.continousArray; } else if (tag == 2) { source = self.model.movieArray; } else if (tag == 3) { source = self.model.panoramArray; } else if (tag == 4) { source = self.model.aiPanoramArray; } [self updateScrollViewWith:source]; } } - (void)updateScrollViewWith:(NSArray *)array { CGFloat width = CGRectGetWidth(self.scrollView.frame); CGFloat height = CGRectGetHeight(self.scrollView.frame); [self.scrollView.subviews makeObjectsPerformSelector:@selector(removeFromSuperview)]; self.scrollView.pagingEnabled = YES; self.scrollView.contentSize = CGSizeMake(width * array.count, height); __block UIImageView *lastImageView = nil; [array enumerateObjectsUsingBlock:^(LenzResourceItemModel * _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) { UIImageView *imageView = [[UIImageView alloc]init]; imageView.image = obj.image; imageView.tag = idx; [self.scrollView addSubview:imageView]; [imageView mas_makeConstraints:^(MASConstraintMaker *make) { make.top.mas_offset(0); make.height.mas_offset(height); make.width.mas_offset(width); if (lastImageView) { make.left.mas_equalTo(lastImageView.mas_right); } else { make.left.mas_offset(0); } }]; UIImageView *videoImageView = [[UIImageView alloc]init]; videoImageView.image = [UIImage loadNamed:@"icon_video"]; [imageView addSubview:videoImageView]; [videoImageView mas_makeConstraints:^(MASConstraintMaker *make) { make.center.mas_equalTo(imageView); make.width.height.mas_offset(48); }]; [self.view setNeedsLayout]; [self.view layoutIfNeeded]; if (obj.mode == SDK_CAPTURE_MODE_MOVIE) { videoImageView.hidden = NO; UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(videoAction:)]; [imageView addGestureRecognizer:tap]; imageView.userInteractionEnabled = YES; AVPlayerViewController *player = [[AVPlayerViewController alloc]init]; player.view.frame = CGRectMake(0, 0, CGRectGetWidth(self.scrollView.frame), CGRectGetHeight(self.scrollView.frame)); player.view.hidden = YES; [imageView addSubview:player.view]; [self.allPlayer addObject:player]; } else { videoImageView.hidden = YES; } lastImageView = imageView; }]; self.curentLabel.text = [NSString stringWithFormat:@"第%d/%ld条", 1, array.count]; } - (void)videoAction:(UITapGestureRecognizer *)tap { UIImageView *view = (UIImageView *)tap.view; if (self.model.movieArray.count > view.tag) { LenzResourceItemModel *model = self.model.movieArray[view.tag]; AVPlayer *player = [AVPlayer playerWithURL:[NSURL URLWithString:model.path]]; if (self.lastPlayer) { [self.lastPlayer.player pause]; self.lastPlayer.player = nil; self.lastPlayer.view.hidden = YES; } AVPlayerViewController *playerVC = self.allPlayer[view.tag]; playerVC.view.hidden = NO; playerVC.player = player; [playerVC.player play]; self.lastPlayer = playerVC; } } - (void)backAction { [self dismissViewControllerAnimated:YES completion:nil]; } - (void)deleteAction { NSString *title = @"图片删除后无法恢复，请确认！"; if (self.currentIndex == 2) { title = @"视频删除后无法恢复，请确认！"; } [QuitMultipleModeAlertViewController show:self title:@"确认提醒" text:title leftBtnTitle:@"取消" rightBtnTitle:@"确定" withLeftButtonCallBack:^(QuitMultipleModeAlertViewController * _Nonnull alertController) { [alertController dismissViewControllerAnimated:YES completion:nil]; } rightButtonCallBack:^(QuitMultipleModeAlertViewController * _Nonnull alertController) { if (self.currentIndex == 1) { if (self.model.continousArray.count > self.currentIndexPath.item) { [self.model.continousArray removeObjectAtIndex:self.currentIndexPath.item]; } } else if (self.currentIndex == 2) { if (self.model.movieArray.count > self.currentIndexPath.item) { [self.model.movieArray removeObjectAtIndex:self.currentIndexPath.item]; } } else if (self.currentIndex == 3) { if (self.model.panoramArray.count > self.currentIndexPath.item) { [self.model.panoramArray removeObjectAtIndex:self.currentIndexPath.item]; } } else if (self.currentIndex == 4) { if (self.model.aiPanoramArray.count > self.currentIndexPath.item) { [self.model.aiPanoramArray removeObjectAtIndex:self.currentIndexPath.item]; } } [self setupModeView]; [self scrollViewDidEndDecelerating:self.collectionView]; [self.collectionView reloadData]; [self.view setNeedsLayout]; [self.view layoutIfNeeded]; dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(.35 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{ [self updateCurrentIndexPath]; }); [self updateViewWhenDelete]; if (self.dataChangeBlock) { self.dataChangeBlock(); } if (self.model.continousArray.count == 0 && self.model.movieArray.count == 0 && self.model.panoramArray.count == 0 && self.model.aiPanoramArray.count == 0) { self.curentLabel.hidden = YES; [alertController dismissViewControllerAnimated:YES completion:^{ [self dismissViewControllerAnimated:YES completion:nil]; }]; } else { self.curentLabel.hidden = NO; [alertController dismissViewControllerAnimated:YES completion:nil]; } }]; } - (UILabel *)countLabel { if (!_countLabel) { _countLabel = [[UILabel alloc]init]; _countLabel.font = [UIFont systemFontOfSize:14]; _countLabel.textColor = [UIColor colorWithRed:231/255.0 green:108/255.0 blue:30/255.0 alpha:1]; } return _countLabel; } - (UIView *)bottomView { if (!_bottomView) { _bottomView = [[UIView alloc]init]; } return _bottomView; } - (UIView *)modeView { if (!_modeView) { _modeView = [[UIView alloc]init]; _modeView.userInteractionEnabled = YES; } return _modeView; } - (UIScrollView *)scrollView { if (!_scrollView) { _scrollView = [[UIScrollView alloc]init]; _scrollView.layer.cornerRadius = 8; _scrollView.layer.masksToBounds = YES; _scrollView.delegate = self; _scrollView.backgroundColor = [UIColor blackColor]; } return _scrollView; } - (UIButton *)backButton { if (!_backButton) { _backButton = [[UIButton alloc]init]; [_backButton setImage:[UIImage loadNamed:@"result-return-btn"] forState:UIControlStateNormal]; [_backButton addTarget:self action:@selector(backAction) forControlEvents:UIControlEventTouchUpInside]; } return _backButton; } - (UILabel *)backLabel { if (!_backLabel) { _backLabel = [[UILabel alloc]init]; _backLabel.text = @"返回"; _backLabel.textColor = [UIColor whiteColor]; } return _backLabel; } - (UILabel *)deleteLabel { if (!_deleteLabel) { _deleteLabel = [[UILabel alloc]init]; _deleteLabel.text = @"删除"; _deleteLabel.textColor = [UIColor whiteColor]; } return _deleteLabel; } - (UIButton *)deleteButton { if (!_deleteButton) { _deleteButton = [[UIButton alloc]init]; [_deleteButton setImage:[UIImage loadNamed:@"result-delete-btn"] forState:UIControlStateNormal]; [_deleteButton addTarget:self action:@selector(deleteAction) forControlEvents:UIControlEventTouchUpInside]; } return _deleteButton; } - (UILabel *)curentLabel { if (!_curentLabel) { _curentLabel = [[UILabel alloc]init]; _curentLabel.backgroundColor = [UIColor colorWithRed:231/255.0 green:108/255.0 blue:30/255.0 alpha:1]; _curentLabel.layer.cornerRadius = 16; _curentLabel.layer.masksToBounds = YES; _curentLabel.textAlignment = NSTextAlignmentCenter; _curentLabel.textColor = [UIColor whiteColor]; } return _curentLabel; } - (UIImageView *)videoImageView { if (!_videoImageView) { _videoImageView = [[UIImageView alloc]init]; _videoImageView.image = [UIImage loadNamed:@"icon_video"]; } return _videoImageView; } @end