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TZAssetCell.m
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TZAssetCell.m
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//
// TZAssetCell.m
// TZImagePickerController
//
// Created by 谭真 on 15/12/24.
// Copyright © 2015年 谭真. All rights reserved.
//
#import "TZAssetCell.h"
#import "TZAssetModel.h"
#import "UIView+Layout.h"
#import "TZImageManager.h"
#import "TZImagePickerController.h"
#import "TZProgressView.h"
@interface TZAssetCell ()
@property (weak, nonatomic) UIImageView *imageView; // The photo / 照片
@property (weak, nonatomic) UIImageView *selectImageView;
@property (weak, nonatomic) UILabel *indexLabel;
@property (weak, nonatomic) UIView *bottomView;
@property (weak, nonatomic) UILabel *timeLength;
@property (strong, nonatomic) UITapGestureRecognizer *tapGesture;
@property (nonatomic, weak) UIImageView *videoImgView;
@property (nonatomic, strong) TZProgressView *progressView;
@property (nonatomic, assign) int32_t bigImageRequestID;
@end
@implementation TZAssetCell
- (void)setModel:(TZAssetModel *)model {
_model = model;
self.representedAssetIdentifier = model.asset.localIdentifier;
if (self.useCachedImage && model.cachedImage) {
self.imageView.image = model.cachedImage;
} else {
self.model.cachedImage = nil;
int32_t imageRequestID = [[TZImageManager manager] getPhotoWithAsset:model.asset photoWidth:self.tz_width completion:^(UIImage *photo, NSDictionary *info, BOOL isDegraded) {
// Set the cell's thumbnail image if it's still showing the same asset.
if ([self.representedAssetIdentifier isEqualToString:model.asset.localIdentifier]) {
self.imageView.image = photo;
self.model.cachedImage = photo;
} else {
// NSLog(@"this cell is showing other asset");
[[PHImageManager defaultManager] cancelImageRequest:self.imageRequestID];
}
if (!isDegraded) {
[self hideProgressView];
self.imageRequestID = 0;
}
} progressHandler:nil networkAccessAllowed:NO];
if (imageRequestID && self.imageRequestID && imageRequestID != self.imageRequestID) {
[[PHImageManager defaultManager] cancelImageRequest:self.imageRequestID];
// NSLog(@"cancelImageRequest %d",self.imageRequestID);
}
self.imageRequestID = imageRequestID;
}
self.selectPhotoButton.selected = model.isSelected;
self.selectImageView.image = self.selectPhotoButton.isSelected ? self.photoSelImage : self.photoDefImage;
self.indexLabel.hidden = !self.selectPhotoButton.isSelected;
self.type = (NSInteger)model.type;
// 让宽度/高度小于 最小可选照片尺寸 的图片不能选中
if (![[TZImageManager manager] isPhotoSelectableWithAsset:model.asset]) {
if (_selectImageView.hidden == NO) {
self.selectPhotoButton.hidden = YES;
_selectImageView.hidden = YES;
}
}
// 如果用户选中了该图片,提前获取一下大图
if (model.isSelected) {
[self requestBigImage];
} else {
[self cancelBigImageRequest];
}
if (model.needOscillatoryAnimation) {
[UIView showOscillatoryAnimationWithLayer:self.selectImageView.layer type:TZOscillatoryAnimationToBigger];
}
model.needOscillatoryAnimation = NO;
[self setNeedsLayout];
if (self.assetCellDidSetModelBlock) {
self.assetCellDidSetModelBlock(self, _imageView, _selectImageView, _indexLabel, _bottomView, _timeLength, _videoImgView);
}
}
- (void)setIndex:(NSInteger)index {
_index = index;
self.indexLabel.text = [NSString stringWithFormat:@"%zd", index];
[self.contentView bringSubviewToFront:self.indexLabel];
}
- (void)setShowSelectBtn:(BOOL)showSelectBtn {
_showSelectBtn = showSelectBtn;
BOOL selectable = [[TZImageManager manager] isPhotoSelectableWithAsset:self.model.asset];
if (!self.selectPhotoButton.hidden) {
self.selectPhotoButton.hidden = !showSelectBtn || !selectable;
}
if (!self.selectImageView.hidden) {
self.selectImageView.hidden = !showSelectBtn || !selectable;
}
}
- (void)setType:(TZAssetCellType)type {
_type = type;
if (type == TZAssetCellTypePhoto || type == TZAssetCellTypeLivePhoto || (type == TZAssetCellTypePhotoGif && !self.allowPickingGif) || self.allowPickingMultipleVideo) {
_selectImageView.hidden = NO;
_selectPhotoButton.hidden = NO;
_bottomView.hidden = YES;
} else { // Video of Gif
_selectImageView.hidden = YES;
_selectPhotoButton.hidden = YES;
}
if (type == TZAssetCellTypeVideo) {
self.bottomView.hidden = NO;
self.timeLength.text = _model.timeLength;
self.videoImgView.hidden = NO;
_timeLength.tz_left = self.videoImgView.tz_right;
_timeLength.textAlignment = NSTextAlignmentRight;
} else if (type == TZAssetCellTypePhotoGif && self.allowPickingGif) {
self.bottomView.hidden = NO;
self.timeLength.text = @"GIF";
self.videoImgView.hidden = YES;
_timeLength.tz_left = 5;
_timeLength.textAlignment = NSTextAlignmentLeft;
}
}
- (void)setAllowPreview:(BOOL)allowPreview {
_allowPreview = allowPreview;
if (allowPreview) {
_imageView.userInteractionEnabled = NO;
_tapGesture.enabled = NO;
} else {
_imageView.userInteractionEnabled = YES;
_tapGesture.enabled = YES;
}
}
- (void)selectPhotoButtonClick:(UIButton *)sender {
if (self.didSelectPhotoBlock) {
self.didSelectPhotoBlock(sender.isSelected);
}
self.selectImageView.image = sender.isSelected ? self.photoSelImage : self.photoDefImage;
if (sender.isSelected) {
if (![TZImagePickerConfig sharedInstance].showSelectedIndex && ![TZImagePickerConfig sharedInstance].showPhotoCannotSelectLayer) {
[UIView showOscillatoryAnimationWithLayer:_selectImageView.layer type:TZOscillatoryAnimationToBigger];
}
// 用户选中了该图片,提前获取一下大图
[self requestBigImage];
} else { // 取消选中,取消大图的获取
[self cancelBigImageRequest];
}
}
/// 只在单选状态且allowPreview为NO时会有该事件
- (void)didTapImageView {
if (self.didSelectPhotoBlock) {
self.didSelectPhotoBlock(NO);
}
}
- (void)hideProgressView {
if (_progressView) {
self.progressView.hidden = YES;
self.imageView.alpha = 1.0;
}
}
- (void)requestBigImage {
if (_bigImageRequestID) {
[[PHImageManager defaultManager] cancelImageRequest:_bigImageRequestID];
}
_bigImageRequestID = [[TZImageManager manager] requestImageDataForAsset:_model.asset completion:^(NSData *imageData, NSString *dataUTI, UIImageOrientation orientation, NSDictionary *info) {
[self hideProgressView];
} progressHandler:^(double progress, NSError *error, BOOL *stop, NSDictionary *info) {
if (self.model.isSelected) {
progress = progress > 0.02 ? progress : 0.02;;
self.progressView.progress = progress;
self.progressView.hidden = NO;
self.imageView.alpha = 0.4;
if (progress >= 1) {
[self hideProgressView];
}
} else {
*stop = YES;
[UIApplication sharedApplication].networkActivityIndicatorVisible = NO;
[self cancelBigImageRequest];
}
}];
}
- (void)cancelBigImageRequest {
if (_bigImageRequestID) {
[[PHImageManager defaultManager] cancelImageRequest:_bigImageRequestID];
}
[self hideProgressView];
}
#pragma mark - Lazy load
- (UIButton *)selectPhotoButton {
if (_selectPhotoButton == nil) {
UIButton *selectPhotoButton = [[UIButton alloc] init];
[selectPhotoButton addTarget:self action:@selector(selectPhotoButtonClick:) forControlEvents:UIControlEventTouchUpInside];
[self.contentView addSubview:selectPhotoButton];
_selectPhotoButton = selectPhotoButton;
}
return _selectPhotoButton;
}
- (UIImageView *)imageView {
if (_imageView == nil) {
UIImageView *imageView = [[UIImageView alloc] init];
imageView.contentMode = UIViewContentModeScaleAspectFill;
imageView.clipsToBounds = YES;
[self.contentView addSubview:imageView];
_imageView = imageView;
_tapGesture = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(didTapImageView)];
[_imageView addGestureRecognizer:_tapGesture];
}
return _imageView;
}
- (UIImageView *)selectImageView {
if (_selectImageView == nil) {
UIImageView *selectImageView = [[UIImageView alloc] init];
selectImageView.contentMode = UIViewContentModeCenter;
selectImageView.clipsToBounds = YES;
[self.contentView addSubview:selectImageView];
_selectImageView = selectImageView;
}
return _selectImageView;
}
- (UIView *)bottomView {
if (_bottomView == nil) {
UIView *bottomView = [[UIView alloc] init];
static NSInteger rgb = 0;
bottomView.backgroundColor = [UIColor colorWithRed:rgb green:rgb blue:rgb alpha:0.8];
[self.contentView addSubview:bottomView];
_bottomView = bottomView;
}
return _bottomView;
}
- (UIButton *)cannotSelectLayerButton {
if (_cannotSelectLayerButton == nil) {
UIButton *cannotSelectLayerButton = [[UIButton alloc] init];
[self.contentView addSubview:cannotSelectLayerButton];
_cannotSelectLayerButton = cannotSelectLayerButton;
}
return _cannotSelectLayerButton;
}
- (UIImageView *)videoImgView {
if (_videoImgView == nil) {
UIImageView *videoImgView = [[UIImageView alloc] init];
[videoImgView setImage:[UIImage imageNamedFromMyBundle:@"VideoSendIcon"]];
[self.bottomView addSubview:videoImgView];
_videoImgView = videoImgView;
}
return _videoImgView;
}
- (UILabel *)timeLength {
if (_timeLength == nil) {
UILabel *timeLength = [[UILabel alloc] init];
timeLength.font = [UIFont boldSystemFontOfSize:11];
timeLength.textColor = [UIColor whiteColor];
timeLength.textAlignment = NSTextAlignmentRight;
[self.bottomView addSubview:timeLength];
_timeLength = timeLength;
}
return _timeLength;
}
- (UILabel *)indexLabel {
if (_indexLabel == nil) {
UILabel *indexLabel = [[UILabel alloc] init];
indexLabel.font = [UIFont systemFontOfSize:14];
indexLabel.textColor = [UIColor whiteColor];
indexLabel.textAlignment = NSTextAlignmentCenter;
[self.contentView addSubview:indexLabel];
_indexLabel = indexLabel;
}
return _indexLabel;
}
- (TZProgressView *)progressView {
if (_progressView == nil) {
_progressView = [[TZProgressView alloc] init];
_progressView.hidden = YES;
[self addSubview:_progressView];
}
return _progressView;
}
- (void)layoutSubviews {
[super layoutSubviews];
_cannotSelectLayerButton.frame = self.bounds;
if (self.allowPreview) {
_selectPhotoButton.frame = CGRectMake(self.tz_width - 44, 0, 44, 44);
} else {
_selectPhotoButton.frame = self.bounds;
}
_selectImageView.frame = CGRectMake(self.tz_width - 27, 3, 24, 24);
if (_selectImageView.image.size.width <= 27) {
_selectImageView.contentMode = UIViewContentModeCenter;
} else {
_selectImageView.contentMode = UIViewContentModeScaleAspectFit;
}
_indexLabel.frame = _selectImageView.frame;
_imageView.frame = CGRectMake(0, 0, self.tz_width, self.tz_height);
static CGFloat progressWH = 20;
CGFloat progressXY = (self.tz_width - progressWH) / 2;
_progressView.frame = CGRectMake(progressXY, progressXY, progressWH, progressWH);
_bottomView.frame = CGRectMake(0, self.tz_height - 17, self.tz_width, 17);
_videoImgView.frame = CGRectMake(8, 0, 17, 17);
_timeLength.frame = CGRectMake(self.videoImgView.tz_right, 0, self.tz_width - self.videoImgView.tz_right - 5, 17);
self.type = (NSInteger)self.model.type;
self.showSelectBtn = self.showSelectBtn;
[self.contentView bringSubviewToFront:_bottomView];
[self.contentView bringSubviewToFront:_cannotSelectLayerButton];
[self.contentView bringSubviewToFront:_selectPhotoButton];
[self.contentView bringSubviewToFront:_selectImageView];
[self.contentView bringSubviewToFront:_indexLabel];
if (self.assetCellDidLayoutSubviewsBlock) {
self.assetCellDidLayoutSubviewsBlock(self, _imageView, _selectImageView, _indexLabel, _bottomView, _timeLength, _videoImgView);
}
}
@end
@interface TZAlbumCell ()
@property (weak, nonatomic) UIImageView *posterImageView;
@property (weak, nonatomic) UILabel *titleLabel;
@end
@implementation TZAlbumCell
- (instancetype)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier {
self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];
self.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
return self;
}
- (void)setModel:(TZAlbumModel *)model {
_model = model;
NSMutableAttributedString *nameString = [[NSMutableAttributedString alloc] initWithString:model.name attributes:@{NSFontAttributeName:[UIFont systemFontOfSize:16],NSForegroundColorAttributeName:[UIColor blackColor]}];
NSAttributedString *countString = [[NSAttributedString alloc] initWithString:[NSString stringWithFormat:@" (%zd)",model.count] attributes:@{NSFontAttributeName:[UIFont systemFontOfSize:16],NSForegroundColorAttributeName:[UIColor lightGrayColor]}];
[nameString appendAttributedString:countString];
self.titleLabel.attributedText = nameString;
[[TZImageManager manager] getPostImageWithAlbumModel:model completion:^(UIImage *postImage) {
self.posterImageView.image = postImage;
}];
if (model.selectedCount) {
self.selectedCountButton.hidden = NO;
[self.selectedCountButton setTitle:[NSString stringWithFormat:@"%zd",model.selectedCount] forState:UIControlStateNormal];
} else {
self.selectedCountButton.hidden = YES;
}
if (self.albumCellDidSetModelBlock) {
self.albumCellDidSetModelBlock(self, _posterImageView, _titleLabel);
}
}
- (void)layoutSubviews {
[super layoutSubviews];
_selectedCountButton.frame = CGRectMake(self.contentView.tz_width - 24, 23, 24, 24);
NSInteger titleHeight = ceil(self.titleLabel.font.lineHeight);
self.titleLabel.frame = CGRectMake(80, (self.tz_height - titleHeight) / 2, self.tz_width - 80 - 50, titleHeight);
self.posterImageView.frame = CGRectMake(0, 0, 70, 70);
if (self.albumCellDidLayoutSubviewsBlock) {
self.albumCellDidLayoutSubviewsBlock(self, _posterImageView, _titleLabel);
}
}
- (void)layoutSublayersOfLayer:(CALayer *)layer {
[super layoutSublayersOfLayer:layer];
}
#pragma mark - Lazy load
- (UIImageView *)posterImageView {
if (_posterImageView == nil) {
UIImageView *posterImageView = [[UIImageView alloc] init];
posterImageView.contentMode = UIViewContentModeScaleAspectFill;
posterImageView.clipsToBounds = YES;
[self.contentView addSubview:posterImageView];
_posterImageView = posterImageView;
}
return _posterImageView;
}
- (UILabel *)titleLabel {
if (_titleLabel == nil) {
UILabel *titleLabel = [[UILabel alloc] init];
titleLabel.font = [UIFont boldSystemFontOfSize:17];
titleLabel.textColor = [UIColor blackColor];
titleLabel.textAlignment = NSTextAlignmentLeft;
[self.contentView addSubview:titleLabel];
_titleLabel = titleLabel;
}
return _titleLabel;
}
- (UIButton *)selectedCountButton {
if (_selectedCountButton == nil) {
UIButton *selectedCountButton = [[UIButton alloc] init];
selectedCountButton.layer.cornerRadius = 12;
selectedCountButton.clipsToBounds = YES;
selectedCountButton.backgroundColor = [UIColor redColor];
[selectedCountButton setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
selectedCountButton.titleLabel.font = [UIFont systemFontOfSize:15];
[self.contentView addSubview:selectedCountButton];
_selectedCountButton = selectedCountButton;
}
return _selectedCountButton;
}
@end
@implementation TZAssetCameraCell
- (instancetype)initWithFrame:(CGRect)frame {
self = [super initWithFrame:frame];
if (self) {
self.backgroundColor = [UIColor whiteColor];
_imageView = [[UIImageView alloc] init];
_imageView.backgroundColor = [UIColor colorWithWhite:1.000 alpha:0.500];
_imageView.contentMode = UIViewContentModeScaleAspectFill;
[self.contentView addSubview:_imageView];
self.clipsToBounds = YES;
}
return self;
}
- (void)layoutSubviews {
[super layoutSubviews];
_imageView.frame = self.bounds;
}
@end