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-rw-r--r--native/src/widget/image.rs140
1 files changed, 9 insertions, 131 deletions
diff --git a/native/src/widget/image.rs b/native/src/widget/image.rs
index 4d8e0a3f..66e95265 100644
--- a/native/src/widget/image.rs
+++ b/native/src/widget/image.rs
@@ -2,21 +2,19 @@
pub mod viewer;
pub use viewer::Viewer;
+use crate::image::{self, Handle};
use crate::layout;
+use crate::renderer;
use crate::{Element, Hasher, Layout, Length, Point, Rectangle, Size, Widget};
-use std::{
- hash::{Hash, Hasher as _},
- path::PathBuf,
- sync::Arc,
-};
+use std::hash::Hash;
/// A frame that displays an image while keeping aspect ratio.
///
/// # Example
///
/// ```
-/// # use iced_native::Image;
+/// # use iced_native::widget::Image;
/// #
/// let image = Image::new("resources/ferris.png");
/// ```
@@ -54,7 +52,7 @@ impl Image {
impl<Message, Renderer> Widget<Message, Renderer> for Image
where
- Renderer: self::Renderer,
+ Renderer: image::Renderer,
{
fn width(&self) -> Length {
self.width
@@ -92,12 +90,12 @@ where
fn draw(
&self,
renderer: &mut Renderer,
- _defaults: &Renderer::Defaults,
+ _style: &renderer::Style,
layout: Layout<'_>,
_cursor_position: Point,
_viewport: &Rectangle,
- ) -> Renderer::Output {
- renderer.draw(self.handle.clone(), layout)
+ ) {
+ renderer.draw(self.handle.clone(), layout.bounds());
}
fn hash_layout(&self, state: &mut Hasher) {
@@ -110,129 +108,9 @@ where
}
}
-/// An [`Image`] handle.
-#[derive(Debug, Clone)]
-pub struct Handle {
- id: u64,
- data: Arc<Data>,
-}
-
-impl Handle {
- /// Creates an image [`Handle`] pointing to the image of the given path.
- ///
- /// Makes an educated guess about the image format by examining the data in the file.
- pub fn from_path<T: Into<PathBuf>>(path: T) -> Handle {
- Self::from_data(Data::Path(path.into()))
- }
-
- /// Creates an image [`Handle`] containing the image pixels directly. This
- /// function expects the input data to be provided as a `Vec<u8>` of BGRA
- /// 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 {
- width,
- height,
- pixels,
- })
- }
-
- /// Creates an image [`Handle`] containing the image data directly.
- ///
- /// Makes an educated guess about the image format by examining the given data.
- ///
- /// 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))
- }
-
- fn from_data(data: Data) -> Handle {
- let mut hasher = Hasher::default();
- data.hash(&mut hasher);
-
- Handle {
- id: hasher.finish(),
- data: Arc::new(data),
- }
- }
-
- /// Returns the unique identifier of the [`Handle`].
- pub fn id(&self) -> u64 {
- self.id
- }
-
- /// Returns a reference to the image [`Data`].
- pub fn data(&self) -> &Data {
- &self.data
- }
-}
-
-impl<T> From<T> for Handle
-where
- T: Into<PathBuf>,
-{
- fn from(path: T) -> Handle {
- Handle::from_path(path.into())
- }
-}
-
-impl Hash for Handle {
- fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
- self.id.hash(state);
- }
-}
-
-/// The data of an [`Image`].
-#[derive(Clone, Hash)]
-pub enum Data {
- /// File data
- Path(PathBuf),
-
- /// In-memory data
- Bytes(Vec<u8>),
-
- /// Decoded image pixels in BGRA format.
- Pixels {
- /// The width of the image.
- width: u32,
- /// The height of the image.
- height: u32,
- /// The pixels.
- pixels: Vec<u8>,
- },
-}
-
-impl std::fmt::Debug for Data {
- fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
- match self {
- Data::Path(path) => write!(f, "Path({:?})", path),
- Data::Bytes(_) => write!(f, "Bytes(...)"),
- Data::Pixels { width, height, .. } => {
- write!(f, "Pixels({} * {})", width, height)
- }
- }
- }
-}
-
-/// The renderer of an [`Image`].
-///
-/// Your [renderer] will need to implement this trait before being able to use
-/// an [`Image`] in your user interface.
-///
-/// [renderer]: crate::renderer
-pub trait Renderer: crate::Renderer {
- /// Returns the dimensions of an [`Image`] located on the given path.
- fn dimensions(&self, handle: &Handle) -> (u32, u32);
-
- /// Draws an [`Image`].
- fn draw(&mut self, handle: Handle, layout: Layout<'_>) -> Self::Output;
-}
-
impl<'a, Message, Renderer> From<Image> for Element<'a, Message, Renderer>
where
- Renderer: self::Renderer,
+ Renderer: image::Renderer,
{
fn from(image: Image) -> Element<'a, Message, Renderer> {
Element::new(image)