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Facebook Asynchronous Layout and Rending

时间:2014-10-20 10:01:49      阅读:210      评论:0      收藏:0      [点我收藏+]

标签:ios

Facebook Asynchronous Layout and Rending

by 伍雪颖

dispatch_async(backgroundQueue, ^{
	storyNode = [[FBStoryNode alloc] initWithStory:story];
	[storyNode layoutWithin:CGSizeMake(320,FLT_MAX)];
});

- (void)display {
	dispatch_async(backgroundQueue, ^{
		CGContextRef ctx = newContextOfSize(self.bounds.size);
		[self.node drawInContext:ctx];
		dispatch_async(main, ^{
			self.contents = ctx;
		});
	});
}


Facebook Asynchronous Layout and Rending

标签:ios

原文地址:http://blog.csdn.net/rainlesvio/article/details/40296313

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