vn-verdnaturachat/ios/Pods/SDWebImage/SDWebImage/UIImage+Metadata.m

109 lines
3.6 KiB
Objective-C

/*
* This file is part of the SDWebImage package.
* (c) Olivier Poitrey <rs@dailymotion.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
#import "UIImage+Metadata.h"
#import "NSImage+Compatibility.h"
#import "objc/runtime.h"
@implementation UIImage (Metadata)
#if SD_UIKIT || SD_WATCH
- (NSUInteger)sd_imageLoopCount {
NSUInteger imageLoopCount = 0;
NSNumber *value = objc_getAssociatedObject(self, @selector(sd_imageLoopCount));
if ([value isKindOfClass:[NSNumber class]]) {
imageLoopCount = value.unsignedIntegerValue;
}
return imageLoopCount;
}
- (void)setSd_imageLoopCount:(NSUInteger)sd_imageLoopCount {
NSNumber *value = @(sd_imageLoopCount);
objc_setAssociatedObject(self, @selector(sd_imageLoopCount), value, OBJC_ASSOCIATION_RETAIN_NONATOMIC);
}
- (BOOL)sd_isAnimated {
return (self.images != nil);
}
#else
- (NSUInteger)sd_imageLoopCount {
NSUInteger imageLoopCount = 0;
NSRect imageRect = NSMakeRect(0, 0, self.size.width, self.size.height);
NSImageRep *imageRep = [self bestRepresentationForRect:imageRect context:nil hints:nil];
NSBitmapImageRep *bitmapImageRep;
if ([imageRep isKindOfClass:[NSBitmapImageRep class]]) {
bitmapImageRep = (NSBitmapImageRep *)imageRep;
}
if (bitmapImageRep) {
imageLoopCount = [[bitmapImageRep valueForProperty:NSImageLoopCount] unsignedIntegerValue];
}
return imageLoopCount;
}
- (void)setSd_imageLoopCount:(NSUInteger)sd_imageLoopCount {
NSRect imageRect = NSMakeRect(0, 0, self.size.width, self.size.height);
NSImageRep *imageRep = [self bestRepresentationForRect:imageRect context:nil hints:nil];
NSBitmapImageRep *bitmapImageRep;
if ([imageRep isKindOfClass:[NSBitmapImageRep class]]) {
bitmapImageRep = (NSBitmapImageRep *)imageRep;
}
if (bitmapImageRep) {
[bitmapImageRep setProperty:NSImageLoopCount withValue:@(sd_imageLoopCount)];
}
}
- (BOOL)sd_isAnimated {
BOOL isGIF = NO;
NSRect imageRect = NSMakeRect(0, 0, self.size.width, self.size.height);
NSImageRep *imageRep = [self bestRepresentationForRect:imageRect context:nil hints:nil];
NSBitmapImageRep *bitmapImageRep;
if ([imageRep isKindOfClass:[NSBitmapImageRep class]]) {
bitmapImageRep = (NSBitmapImageRep *)imageRep;
}
if (bitmapImageRep) {
NSUInteger frameCount = [[bitmapImageRep valueForProperty:NSImageFrameCount] unsignedIntegerValue];
isGIF = frameCount > 1 ? YES : NO;
}
return isGIF;
}
#endif
- (SDImageFormat)sd_imageFormat {
SDImageFormat imageFormat = SDImageFormatUndefined;
NSNumber *value = objc_getAssociatedObject(self, @selector(sd_imageFormat));
if ([value isKindOfClass:[NSNumber class]]) {
imageFormat = value.integerValue;
return imageFormat;
}
// Check CGImage's UTType, may return nil for non-Image/IO based image
if (@available(iOS 9.0, tvOS 9.0, macOS 10.11, watchOS 2.0, *)) {
CFStringRef uttype = CGImageGetUTType(self.CGImage);
imageFormat = [NSData sd_imageFormatFromUTType:uttype];
}
return imageFormat;
}
- (void)setSd_imageFormat:(SDImageFormat)sd_imageFormat {
objc_setAssociatedObject(self, @selector(sd_imageFormat), @(sd_imageFormat), OBJC_ASSOCIATION_RETAIN_NONATOMIC);
}
- (void)setSd_isIncremental:(BOOL)sd_isIncremental {
objc_setAssociatedObject(self, @selector(sd_isIncremental), @(sd_isIncremental), OBJC_ASSOCIATION_RETAIN_NONATOMIC);
}
- (BOOL)sd_isIncremental {
NSNumber *value = objc_getAssociatedObject(self, @selector(sd_isIncremental));
return value.boolValue;
}
@end