Read original post by Christian Hissibini at Go DevMENTAL Blog
If you download the application Movember Me, you will see that the app allows you to take a picture with your camera or select an existing picture from your photo library, and choose a mustache. After you select a mustache you drag the mustache to the desired position and set the mustache to the desired size.
Let’s take a closer look at those last two steps, that allow the user to drag an object with their finger, and to pinch the object to change its size or even to rotate the mustache to the desired angle.