78 lines
3.2 KiB
Objective-C
78 lines
3.2 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 "InterfaceController.h"
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#import <SDWebImage/SDWebImage.h>
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@interface InterfaceController()
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@property (weak) IBOutlet WKInterfaceImage *staticImageInterface;
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@property (weak) IBOutlet WKInterfaceImage *simpleAnimatedImageInterface;
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@property (weak) IBOutlet WKInterfaceImage *animatedImageInterface;
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@property (nonatomic, strong) SDAnimatedImagePlayer *player;
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@end
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@implementation InterfaceController
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- (void)awakeWithContext:(id)context {
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[super awakeWithContext:context];
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// Configure interface objects here.
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}
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- (void)willActivate {
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// This method is called when watch view controller is about to be visible to user
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[super willActivate];
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[self addMenuItemWithItemIcon:WKMenuItemIconTrash title:@"Clear Cache" action:@selector(clearCache)];
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// Static image
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NSString *urlString1 = @"http://www.ioncannon.net/wp-content/uploads/2011/06/test2.webp";
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[self.staticImageInterface sd_setImageWithURL:[NSURL URLWithString:urlString1]];
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// Simple animated image playback
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NSString *urlString2 = @"http://apng.onevcat.com/assets/elephant.png";
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[self.simpleAnimatedImageInterface sd_setImageWithURL:[NSURL URLWithString:urlString2] completed:^(UIImage * _Nullable image, NSError * _Nullable error, SDImageCacheType cacheType, NSURL * _Nullable imageURL) {
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// `WKInterfaceImage` unlike `UIImageView`. Even the image is animated image, you should explicitly call `startAnimating` to play animation.
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[self.simpleAnimatedImageInterface startAnimating];
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}];
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// Complicated but the best performance animated image playback
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// If you use the above method to display this GIF (389 frames), Apple Watch will consume 800+MB and cause OOM
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// This is actualy the same backend like `SDAnimatedImageView` on iOS, recommend to use
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NSString *urlString3 = @"https://raw.githubusercontent.com/liyong03/YLGIFImage/master/YLGIFImageDemo/YLGIFImageDemo/joy.gif";
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[self.animatedImageInterface sd_setImageWithURL:[NSURL URLWithString:urlString3] placeholderImage:nil options:SDWebImageProgressiveLoad context:@{SDWebImageContextAnimatedImageClass : SDAnimatedImage.class} progress:nil completed:^(UIImage * _Nullable image, NSError * _Nullable error, SDImageCacheType cacheType, NSURL * _Nullable imageURL) {
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if (![image isKindOfClass:[SDAnimatedImage class]]) {
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return;
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}
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__weak typeof(self) wself = self;
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self.player = [SDAnimatedImagePlayer playerWithProvider:(SDAnimatedImage *)image];
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self.player.animationFrameHandler = ^(NSUInteger index, UIImage * _Nonnull frame) {
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[wself.animatedImageInterface setImage:frame];
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};
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[self.player startPlaying];
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}];
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}
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- (void)clearCache {
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[SDImageCache.sharedImageCache clearMemory];
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[SDImageCache.sharedImageCache clearDiskOnCompletion:nil];
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}
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- (void)didDeactivate {
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// This method is called when watch view controller is no longer visible
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[super didDeactivate];
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}
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@end
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