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Decouple the image Handle type from the iced_native implementation

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Olivier Pinon 2021-12-10 20:15:27 +01:00
parent 8cbba94458
commit a7bcd65bb8
4 changed files with 37 additions and 24 deletions
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22
native/src/widget/image.rs
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@ -2,7 +2,7 @@
pub mod viewer;
pub use viewer::Viewer;
use crate::image::{self, Handle};
use crate::image;
use crate::layout;
use crate::renderer;
use crate::{Element, Hasher, Layout, Length, Point, Rectangle, Size, Widget};
@ -15,19 +15,20 @@ use std::hash::Hash;
///
/// ```
/// # use iced_native::widget::Image;
/// # use iced_native::image;
/// #
/// let image = Image::new("resources/ferris.png");
/// let image = Image::<image::Handle>::new("resources/ferris.png");
/// ```
///
/// <img src="https://github.com/hecrj/iced/blob/9712b319bb7a32848001b96bd84977430f14b623/examples/resources/ferris.png?raw=true" width="300">
#[derive(Debug, Hash)]
pub struct Image {
pub struct Image<Handle> {
handle: Handle,
width: Length,
height: Length,
}
impl Image {
impl<Handle> Image<Handle> {
/// Creates a new [`Image`] with the given path.
pub fn new<T: Into<Handle>>(handle: T) -> Self {
Image {
@ -50,9 +51,10 @@ impl Image {
}
}
impl<Message, Renderer> Widget<Message, Renderer> for Image
impl<Message, Renderer, Handle> Widget<Message, Renderer> for Image<Handle>
where
Renderer: image::Renderer,
Renderer: image::Renderer<Handle = Handle>,
Handle: Clone + Hash,
{
fn width(&self) -> Length {
self.width
@ -108,11 +110,13 @@ where
}
}
impl<'a, Message, Renderer> From<Image> for Element<'a, Message, Renderer>
impl<'a, Message, Renderer, Handle> From<Image<Handle>>
for Element<'a, Message, Renderer>
where
Renderer: image::Renderer,
Renderer: image::Renderer<Handle = Handle>,
Handle: Clone + Hash + 'a,
{
fn from(image: Image) -> Element<'a, Message, Renderer> {
fn from(image: Image<Handle>) -> Element<'a, Message, Renderer> {
Element::new(image)
}
}