摘要：转换方法如下：- (CGPoint)convertPoint:(CGPoint)point fromView:(UIView *)view- (CGPoint)convertPoint:(CGPoint)point toView:(UIView *)view- (CGRect)convertRect:(CGRect)rect fromView:(UIView *)view- (CGRect)convertRect:(CGRect)rect toView:(UIView *)view基本上只会转换坐标位置，大小数据会保持不变。这里需要特别说明的是fromView与toView的意义。fromVi 阅读全文