需要创建一个还原点(以保存当前图像位置) [英] need to create a restore point (to save the current image position)

问题描述

我如何为say1对象(s以及如何调用它)创建一个还原点(以保存当前位置以便以后重新启动动画). 谢谢.

how do i create a restore point (to save the current position for restarting the animation later) for the say1 object (s and also how to call it. thanks.

- (void) doneThing { 

     say1.hidden = FALSE;
     [UIView beginAnimations:nil context:nil];
     [UIView setAnimationDuration:0.4];
     CGPoint destination = CGPointMake(152,-20);
     say.center = destination;
     [UIView commitAnimations];     
    }

推荐答案

只需将其位置存储在实例变量中即可.

Just store its location in an instance variable.

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