diff options
Diffstat (limited to 'native/src/image.rs')
-rw-r--r-- | native/src/image.rs | 31 |
1 files changed, 18 insertions, 13 deletions
diff --git a/native/src/image.rs b/native/src/image.rs index 516eb2db..06fd7ae6 100644 --- a/native/src/image.rs +++ b/native/src/image.rs @@ -1,6 +1,7 @@ //! Load and draw raster graphics. -use crate::{Hasher, Rectangle}; +use crate::{Hasher, Rectangle, Size}; +use std::borrow::Cow; use std::hash::{Hash, Hasher as _}; use std::path::PathBuf; use std::sync::Arc; @@ -21,15 +22,19 @@ impl Handle { } /// Creates an image [`Handle`] containing the image pixels directly. This - /// function expects the input data to be provided as a `Vec<u8>` of BGRA + /// function expects the input data to be provided as a `Vec<u8>` of RGBA /// pixels. /// /// This is useful if you have already decoded your image. - pub fn from_pixels(width: u32, height: u32, pixels: Vec<u8>) -> Handle { - Self::from_data(Data::Pixels { + pub fn from_pixels( + width: u32, + height: u32, + pixels: impl Into<Cow<'static, [u8]>>, + ) -> Handle { + Self::from_data(Data::Rgba { width, height, - pixels, + pixels: pixels.into(), }) } @@ -39,8 +44,8 @@ impl Handle { /// /// This is useful if you already have your image loaded in-memory, maybe /// because you downloaded or generated it procedurally. - pub fn from_memory(bytes: Vec<u8>) -> Handle { - Self::from_data(Data::Bytes(bytes)) + pub fn from_memory(bytes: impl Into<Cow<'static, [u8]>>) -> Handle { + Self::from_data(Data::Bytes(bytes.into())) } fn from_data(data: Data) -> Handle { @@ -86,16 +91,16 @@ pub enum Data { Path(PathBuf), /// In-memory data - Bytes(Vec<u8>), + Bytes(Cow<'static, [u8]>), - /// Decoded image pixels in BGRA format. - Pixels { + /// Decoded image pixels in RGBA format. + Rgba { /// The width of the image. width: u32, /// The height of the image. height: u32, /// The pixels. - pixels: Vec<u8>, + pixels: Cow<'static, [u8]>, }, } @@ -104,7 +109,7 @@ impl std::fmt::Debug for Data { match self { Data::Path(path) => write!(f, "Path({:?})", path), Data::Bytes(_) => write!(f, "Bytes(...)"), - Data::Pixels { width, height, .. } => { + Data::Rgba { width, height, .. } => { write!(f, "Pixels({} * {})", width, height) } } @@ -121,7 +126,7 @@ pub trait Renderer: crate::Renderer { type Handle: Clone + Hash; /// Returns the dimensions of an image for the given [`Handle`]. - fn dimensions(&self, handle: &Self::Handle) -> (u32, u32); + fn dimensions(&self, handle: &Self::Handle) -> Size<u32>; /// Draws an image with the given [`Handle`] and inside the provided /// `bounds`. |