109 lines
3.6 KiB
Objective-C
109 lines
3.6 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 "UIImage+Metadata.h"
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#import "NSImage+Compatibility.h"
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#import "objc/runtime.h"
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@implementation UIImage (Metadata)
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#if SD_UIKIT || SD_WATCH
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- (NSUInteger)sd_imageLoopCount {
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NSUInteger imageLoopCount = 0;
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NSNumber *value = objc_getAssociatedObject(self, @selector(sd_imageLoopCount));
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if ([value isKindOfClass:[NSNumber class]]) {
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imageLoopCount = value.unsignedIntegerValue;
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}
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return imageLoopCount;
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}
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- (void)setSd_imageLoopCount:(NSUInteger)sd_imageLoopCount {
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NSNumber *value = @(sd_imageLoopCount);
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objc_setAssociatedObject(self, @selector(sd_imageLoopCount), value, OBJC_ASSOCIATION_RETAIN_NONATOMIC);
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}
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- (BOOL)sd_isAnimated {
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return (self.images != nil);
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}
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#else
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- (NSUInteger)sd_imageLoopCount {
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NSUInteger imageLoopCount = 0;
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NSRect imageRect = NSMakeRect(0, 0, self.size.width, self.size.height);
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NSImageRep *imageRep = [self bestRepresentationForRect:imageRect context:nil hints:nil];
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NSBitmapImageRep *bitmapImageRep;
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if ([imageRep isKindOfClass:[NSBitmapImageRep class]]) {
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bitmapImageRep = (NSBitmapImageRep *)imageRep;
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}
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if (bitmapImageRep) {
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imageLoopCount = [[bitmapImageRep valueForProperty:NSImageLoopCount] unsignedIntegerValue];
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}
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return imageLoopCount;
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}
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- (void)setSd_imageLoopCount:(NSUInteger)sd_imageLoopCount {
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NSRect imageRect = NSMakeRect(0, 0, self.size.width, self.size.height);
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NSImageRep *imageRep = [self bestRepresentationForRect:imageRect context:nil hints:nil];
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NSBitmapImageRep *bitmapImageRep;
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if ([imageRep isKindOfClass:[NSBitmapImageRep class]]) {
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bitmapImageRep = (NSBitmapImageRep *)imageRep;
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}
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if (bitmapImageRep) {
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[bitmapImageRep setProperty:NSImageLoopCount withValue:@(sd_imageLoopCount)];
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}
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}
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- (BOOL)sd_isAnimated {
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BOOL isGIF = NO;
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NSRect imageRect = NSMakeRect(0, 0, self.size.width, self.size.height);
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NSImageRep *imageRep = [self bestRepresentationForRect:imageRect context:nil hints:nil];
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NSBitmapImageRep *bitmapImageRep;
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if ([imageRep isKindOfClass:[NSBitmapImageRep class]]) {
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bitmapImageRep = (NSBitmapImageRep *)imageRep;
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}
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if (bitmapImageRep) {
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NSUInteger frameCount = [[bitmapImageRep valueForProperty:NSImageFrameCount] unsignedIntegerValue];
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isGIF = frameCount > 1 ? YES : NO;
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}
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return isGIF;
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}
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#endif
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- (SDImageFormat)sd_imageFormat {
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SDImageFormat imageFormat = SDImageFormatUndefined;
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NSNumber *value = objc_getAssociatedObject(self, @selector(sd_imageFormat));
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if ([value isKindOfClass:[NSNumber class]]) {
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imageFormat = value.integerValue;
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return imageFormat;
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}
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// Check CGImage's UTType, may return nil for non-Image/IO based image
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if (@available(iOS 9.0, tvOS 9.0, macOS 10.11, watchOS 2.0, *)) {
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CFStringRef uttype = CGImageGetUTType(self.CGImage);
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imageFormat = [NSData sd_imageFormatFromUTType:uttype];
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}
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return imageFormat;
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}
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- (void)setSd_imageFormat:(SDImageFormat)sd_imageFormat {
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objc_setAssociatedObject(self, @selector(sd_imageFormat), @(sd_imageFormat), OBJC_ASSOCIATION_RETAIN_NONATOMIC);
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}
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- (void)setSd_isIncremental:(BOOL)sd_isIncremental {
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objc_setAssociatedObject(self, @selector(sd_isIncremental), @(sd_isIncremental), OBJC_ASSOCIATION_RETAIN_NONATOMIC);
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}
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- (BOOL)sd_isIncremental {
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NSNumber *value = objc_getAssociatedObject(self, @selector(sd_isIncremental));
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return value.boolValue;
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}
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@end
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