Fix the scale factor support for SDAniamtedImageInterface

dreampiggy · dreampiggy · commit cf588c881c85 · 2019-10-19T22:51:50.000+08:00
diff --git a/SDWebImageSwiftUI/Classes/SDAnimatedImageInterface.m b/SDWebImageSwiftUI/Classes/SDAnimatedImageInterface.m
@@ -12,6 +12,7 @@
 
 @protocol CALayerProtocol <NSObject>
 @property (nullable, strong) id contents;
+@property CGFloat contentsScale;
 @end
 
 @protocol UIViewProtocol <NSObject>
@@ -159,7 +160,9 @@ - (void)startBuiltInAnimationWithImage:(UIImage<SDAnimatedImage> *)animatedImage
 
 - (void)displayLayer {
     if (self.currentFrame) {
-        [self _interfaceView].layer.contents = (__bridge id)self.currentFrame.CGImage;
+        id<CALayerProtocol> layer = [self _interfaceView].layer;
+        layer.contentsScale = self.animatedImageScale;
+        layer.contents = (__bridge id)self.currentFrame.CGImage;
     }
 }
 

Original file line number	Diff line number	Diff line change
`@@ -12,6 +12,7 @@`
`12`	`12`
`13`	`13`	`@protocol CALayerProtocol <NSObject>`
`14`	`14`	`@property (nullable, strong) id contents;`
	`15`	`+@property CGFloat contentsScale;`
`15`	`16`	`@end`
`16`	`17`
`17`	`18`	`@protocol UIViewProtocol <NSObject>`
`@@ -159,7 +160,9 @@ - (void)startBuiltInAnimationWithImage:(UIImage<SDAnimatedImage> *)animatedImage`
`159`	`160`
`160`	`161`	`- (void)displayLayer {`
`161`	`162`	`if (self.currentFrame) {`
`162`		`- [self _interfaceView].layer.contents = (__bridge id)self.currentFrame.CGImage;`
	`163`	`+ id<CALayerProtocol> layer = [self _interfaceView].layer;`
	`164`	`+ layer.contentsScale = self.animatedImageScale;`
	`165`	`+ layer.contents = (__bridge id)self.currentFrame.CGImage;`
`163`	`166`	`}`
`164`	`167`	`}`
`165`	`168`