'CCZoomTransition' is zoom transition for IOS ViewController. Only requires one line of code
ViewController present的转场特效，只需要一行代码，就可以的到一个类似于系统打开APP的present特效啦。
panGesture swipBack:
#Getting Started
##In Swift
let viewController = UIViewController() viewController.cc_setZoomTransition(originalView: targetView) self.present(viewController, animated: true, completion: nil) ##In Objective-C
#import "ProductModuleName-Swift.h" UIViewController *viewController = [UIViewController new]; [viewController cc_setZoomTransitionWithOriginalView:targetView]; [self presentViewController:viewController animated:YES completion:nil]; ######The "targetView" is view which tap in presentingView, or whose you wish being zoom.