157 lines
4.7 KiB
Objective-C
Executable File
157 lines
4.7 KiB
Objective-C
Executable File
/*
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MIT License (MIT)
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Copyright (c) 2015 Clement CN Tsang
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#import "PureLayout.h"
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#import "CTAssetThumbnailOverlay.h"
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#import "UIImage+CTAssetsPickerController.h"
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#import "PHAsset+CTAssetsPickerController.h"
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#import "PHAssetCollection+CTAssetsPickerController.h"
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@interface CTAssetThumbnailOverlay ()
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@property (nonatomic, strong) UIImageView *gradient;
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@property (nonatomic, strong) UIImageView *badge;
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@property (nonatomic, strong) UILabel *duration;
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@property (nonatomic, assign) BOOL didSetupConstraints;
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@end
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@implementation CTAssetThumbnailOverlay
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- (instancetype)initWithFrame:(CGRect)frame
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{
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if (self = [super initWithFrame:frame])
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{
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self.opaque = NO;
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self.clipsToBounds = YES;
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self.isAccessibilityElement = NO;
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[self setupViews];
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}
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return self;
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}
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#pragma markt - Setup
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- (void)setupViews
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{
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UIImageView *gradient = [UIImageView newAutoLayoutView];
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gradient.image = [UIImage ctassetsPickerImageNamed:@"GridGradient"];
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self.gradient = gradient;
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[self addSubview:self.gradient];
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UIImageView *badge = [UIImageView newAutoLayoutView];
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badge.tintColor = [UIColor whiteColor];
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self.badge = badge;
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[self addSubview:self.badge];
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UILabel *duration = [UILabel newAutoLayoutView];
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duration.font = [UIFont preferredFontForTextStyle:UIFontTextStyleCaption2];
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duration.textColor = [UIColor whiteColor];
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duration.lineBreakMode = NSLineBreakByTruncatingTail;
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duration.layoutMargins = UIEdgeInsetsMake(2.5, 2.5, 2.5, 2.5);
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self.duration = duration;
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[self addSubview:self.duration];
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}
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#pragma mark - Update auto layout constraints
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- (void)updateConstraints
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{
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if (!self.didSetupConstraints)
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{
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[self.gradient autoPinEdgesToSuperviewEdgesWithInsets:UIEdgeInsetsZero excludingEdge:ALEdgeTop];
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[self.gradient autoSetDimension:ALDimensionHeight toSize:self.gradient.image.size.height];
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[self.badge autoPinEdgeToSuperviewEdge:ALEdgeLeft withInset:self.badge.layoutMargins.left];
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[self.badge autoPinEdgeToSuperviewEdge:ALEdgeBottom withInset:self.badge.layoutMargins.bottom];
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[self.duration autoPinEdgeToSuperviewEdge:ALEdgeRight withInset:self.duration.layoutMargins.right];
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[self.duration autoPinEdgeToSuperviewEdge:ALEdgeBottom withInset:self.duration.layoutMargins.bottom];
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self.didSetupConstraints = YES;
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}
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[super updateConstraints];
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}
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#pragma - Bind asset and duration
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- (void)bind:(PHAsset *)asset duration:(NSString *)duration;
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{
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self.badge.image = [asset badgeImage];
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self.badge.layoutMargins = [self layoutMarginsForAsset:asset];
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self.duration.text = duration;
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[self setNeedsUpdateConstraints];
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[self updateConstraintsIfNeeded];
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}
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- (UIEdgeInsets)layoutMarginsForAsset:(PHAsset *)asset
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{
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if (asset.ctassetsPickerIsHighFrameRateVideo)
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return UIEdgeInsetsMake(2.5, 2.5, 2.5, 2.5);
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else if (asset.ctassetsPickerIsTimelapseVideo)
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return UIEdgeInsetsMake(2.5, 2.5, 2.5, 2.5);
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else if (asset.ctassetsPickerIsVideo)
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return UIEdgeInsetsMake(4.5, 4.5, 4.5, 4.5);
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else
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return UIEdgeInsetsZero;
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}
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#pragma - Bind asset collection
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- (void)bind:(PHAssetCollection *)assetCollection;
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{
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self.badge.image = [assetCollection badgeImage];
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self.badge.layoutMargins = [self layoutMarginsForAssetCollection:assetCollection];
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self.duration.text = nil;
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[self setNeedsUpdateConstraints];
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[self updateConstraintsIfNeeded];
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}
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- (UIEdgeInsets)layoutMarginsForAssetCollection:(PHAssetCollection *)assetCollection
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{
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return UIEdgeInsetsMake(4.0, 4.0, 4.0, 4.0);
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}
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@end
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