76 lines
1.9 KiB
Objective-C
76 lines
1.9 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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* (c) Jamie Pinkham
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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 <TargetConditionals.h>
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#if !TARGET_OS_IPHONE
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#import <AppKit/AppKit.h>
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#ifndef UIImage
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#define UIImage NSImage
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#endif
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#ifndef UIImageView
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#define UIImageView NSImageView
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#endif
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#else
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#import <UIKit/UIKit.h>
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#endif
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#if ! __has_feature(objc_arc)
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#define SDWIAutorelease(__v) ([__v autorelease]);
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#define SDWIReturnAutoreleased SDWIAutorelease
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#define SDWIRetain(__v) ([__v retain]);
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#define SDWIReturnRetained SDWIRetain
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#define SDWIRelease(__v) ([__v release], __v = nil);
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#define SDWIWeak
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#else
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// -fobjc-arc
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#define SDWIAutorelease(__v)
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#define SDWIReturnAutoreleased(__v) (__v)
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#define SDWIRetain(__v)
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#define SDWIReturnRetained(__v) (__v)
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#define SDWIRelease(__v)
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#define SDWIWeak __unsafe_unretained
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#endif
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NS_INLINE UIImage *SDScaledImageForPath(NSString *path, NSData *imageData)
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{
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if (!imageData)
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{
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return nil;
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}
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UIImage *image = [[UIImage alloc] initWithData:imageData];
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if ([[UIScreen mainScreen] respondsToSelector:@selector(scale)])
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{
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CGFloat scale = 1.0;
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if (path.length >= 8)
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{
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// Search @2x. at the end of the string, before a 3 to 4 extension length (only if key len is 8 or more @2x. + 4 len ext)
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NSRange range = [path rangeOfString:@"@2x." options:0 range:NSMakeRange(path.length - 8, 5)];
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if (range.location != NSNotFound)
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{
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scale = 2.0;
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}
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}
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UIImage *scaledImage = [[UIImage alloc] initWithCGImage:image.CGImage scale:scale orientation:UIImageOrientationUp];
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SDWIRelease(image)
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image = scaledImage;
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}
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return SDWIReturnAutoreleased(image);
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} |