81 lines
2.8 KiB
Objective-C
81 lines
2.8 KiB
Objective-C
/*
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* This file is part of the SDWebImage package.
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* (c) Olivier Poitrey <rs@dailymotion.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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#import "DetailViewController.h"
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#import <SDWebImage/SDWebImage.h>
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@interface DetailViewController ()
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@property (strong, nonatomic) IBOutlet SDAnimatedImageView *imageView;
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@property (assign) BOOL tintApplied;
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@end
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@implementation DetailViewController
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- (void)configureView {
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if (!self.imageView.sd_imageIndicator) {
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self.imageView.sd_imageIndicator = SDWebImageProgressIndicator.defaultIndicator;
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}
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[self.imageView sd_setImageWithURL:self.imageURL
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placeholderImage:nil
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options:SDWebImageProgressiveLoad | SDWebImageScaleDownLargeImages
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context:@{SDWebImageContextImageForceDecodePolicy: @(SDImageForceDecodePolicyNever)}
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];
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self.imageView.shouldCustomLoopCount = YES;
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self.imageView.animationRepeatCount = 0;
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}
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- (void)viewDidLoad {
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[super viewDidLoad];
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[self configureView];
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self.navigationItem.rightBarButtonItem = [UIBarButtonItem.alloc initWithTitle:@"Toggle Animation"
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style:UIBarButtonItemStylePlain
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target:self
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action:@selector(toggleAnimation:)];
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// Add a secret title click action to apply tint color
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UIButton *button = [UIButton buttonWithType:UIButtonTypeSystem];
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[button addTarget:self
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action:@selector(toggleTint:)
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forControlEvents:UIControlEventTouchUpInside];
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[button setTitle:@"Tint" forState:UIControlStateNormal];
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self.navigationItem.titleView = button;
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}
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- (void)toggleTint:(UIResponder *)sender {
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// tint for non-opaque animation
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if (!self.imageView.isAnimating) {
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return;
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}
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SDAnimatedImage *animatedImage = (SDAnimatedImage *)self.imageView.image;
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if (animatedImage.sd_imageFormat == SDImageFormatGIF) {
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// GIF is opaque
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return;
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}
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BOOL containsAlpha = [SDImageCoderHelper CGImageContainsAlpha:animatedImage.CGImage];
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if (!containsAlpha) {
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return;
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}
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if (self.tintApplied) {
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self.imageView.animationTransformer = nil;
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} else {
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self.imageView.animationTransformer = [SDImageTintTransformer transformerWithColor:UIColor.blackColor];
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}
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self.tintApplied = !self.tintApplied;
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// refresh
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UIImage *image = self.imageView.image;
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self.imageView.image = nil;
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self.imageView.image = image;
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}
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- (void)toggleAnimation:(UIResponder *)sender {
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self.imageView.isAnimating ? [self.imageView stopAnimating] : [self.imageView startAnimating];
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}
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@end
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