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Chapter 20 Dynamic Type1. The Dynamic Type system is centered around text styles. When a font is requested for a given text style, the system will use... 阅读全文
摘要:
Chapter 19 Subclassing UITableViewCell1. iOS provides a convenient suite of functions to create offscreen contexts and produce images from them. To cr... 阅读全文
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#pragma mark - Set thumbnailImage-(UIImage*)setThumbnailFromImage:(UIImage *)image{ CGSize origImageSize = image.size; // The rectangle of t... 阅读全文