-//! provides a [`ImageCloner`]

-//!

-//! ```

-//! # use fimg::Image;

-//! # let i = Image::<_, 1>::alloc(5, 5);

-//! unsafe { i.cloner().rot_270() };

-//! ```

-use crate::{Image, uninit};

-

-/// A neat way to clone a image.

-///

-/// Consider it a way to clone->apply a image operation, but better.

-/// Please note that some methods may(although none at current) have different safety invariants from their in place counterparts.

-pub struct ImageCloner<'a, const C: usize>(Image<&'a [u8], C>);

-

-impl<'a, const C: usize> ImageCloner<'a, C> {

- /// duplicate the inner image.

- pub(crate) fn dup(&self) -> Image<Vec<u8>, C> {

- self.0.to_owned()

- }

-

- /// create a new uninit image the right size for use

- pub(crate) fn uninit(&self) -> uninit::Image<u8, C> {

- uninit::Image::new(self.width, self.height)

- }

-

- /// Create a [`ImageCloner`] from a <code>[Image]<&\[[u8]\]></code>

- pub const fn from(i: Image<&'a [u8], C>) -> Self {

- Self(i)

- }

-

- /// Alloc a buffer the right size for use

- pub(crate) fn alloc(&self) -> Image<Vec<u8>, C> {

- Image::alloc(self.width(), self.height())

- }

-}

-

-impl<'a, const C: usize> std::ops::Deref for ImageCloner<'a, C> {

- type Target = Image<&'a [u8], C>;

-

- fn deref(&self) -> &Self::Target {

- &self.0

- }

-}