If true, a custom aspect ratio is set, and the aspectRatioLockEnabled is set to true, the crop box
will swap it's dimensions depending on portrait or landscape sized images.
This value also controls whether the dimensions can swap when the image is rotated.
If this controller is embedded in UINavigationController its navigation bar
is hidden by default. Set this property to false to show the navigation bar.
This must be set before this controller is presented.
If true, tapping the reset button will also reset the aspect ratio back to the image
default ratio. Otherwise, the reset will just zoom out to the current aspect ratio.
When enabled, hides the rotation button, as well as the alternative rotation
button visible when showClockwiseRotationButton is set to YES.
(default is false)
When disabled, an additional rotation button that rotates the canvas in
90-degree segments in a clockwise direction is shown in the toolbar.
(default is false)