how can i rotate my screen shot image in IPhone?

Question

I am a newbie in IPhone programming.I was sending one of my views screen shot as email.How can i rotate my screen shot image to 270 degree to make it suitable for me ? Any help will be greatly appreciated..

Answer 1

将图像加载到UIImageview中，然后尝试。

myImgView.transform = CGAffineTransformMakeRotation(270);

Answer 2

Open the photo in Preview, find "rotate right"/"rotate left" in the tools menu.

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