坐标转换
CGRect frame = [ sender.superview convertRect:sender.frame toView:self.view];
or
CGRect frame = [sender convertRect:sender.bounds toView:self.view];
坐标转换
CGRect frame = [ sender.superview convertRect:sender.frame toView:self.view];
or
CGRect frame = [sender convertRect:sender.bounds toView:self.view];
本文标题:坐标转换注意什么时候用frame 什么时候用bounds
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