diff options
Diffstat (limited to 'native/src/widget/svg.rs')
-rw-r--r-- | native/src/widget/svg.rs | 104 |
1 files changed, 9 insertions, 95 deletions
diff --git a/native/src/widget/svg.rs b/native/src/widget/svg.rs index 9cd61918..f212dfcb 100644 --- a/native/src/widget/svg.rs +++ b/native/src/widget/svg.rs @@ -1,12 +1,11 @@ //! Display vector graphics in your application. use crate::layout; +use crate::renderer; +use crate::svg::{self, Handle}; use crate::{Element, Hasher, Layout, Length, Point, Rectangle, Size, Widget}; -use std::{ - hash::{Hash, Hasher as _}, - path::PathBuf, - sync::Arc, -}; +use std::hash::Hash; +use std::path::PathBuf; /// A vector graphics image. /// @@ -52,7 +51,7 @@ impl Svg { impl<Message, Renderer> Widget<Message, Renderer> for Svg where - Renderer: self::Renderer, + Renderer: svg::Renderer, { fn width(&self) -> Length { self.width @@ -90,12 +89,12 @@ 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) { @@ -107,94 +106,9 @@ where } } -/// An [`Svg`] handle. -#[derive(Debug, Clone)] -pub struct Handle { - id: u64, - data: Arc<Data>, -} - -impl Handle { - /// Creates an SVG [`Handle`] pointing to the vector image of the given - /// path. - pub fn from_path(path: impl Into<PathBuf>) -> Handle { - Self::from_data(Data::Path(path.into())) - } - - /// Creates an SVG [`Handle`] from raw bytes containing either an SVG string - /// or gzip compressed data. - /// - /// This is useful if you already have your SVG data in-memory, maybe - /// because you downloaded or generated it procedurally. - pub fn from_memory(bytes: impl Into<Vec<u8>>) -> Handle { - Self::from_data(Data::Bytes(bytes.into())) - } - - 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 SVG [`Data`]. - pub fn data(&self) -> &Data { - &self.data - } -} - -impl Hash for Handle { - fn hash<H: std::hash::Hasher>(&self, state: &mut H) { - self.id.hash(state); - } -} - -/// The data of an [`Svg`]. -#[derive(Clone, Hash)] -pub enum Data { - /// File data - Path(PathBuf), - - /// In-memory data - /// - /// Can contain an SVG string or a gzip compressed data. - Bytes(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(...)"), - } - } -} - -/// The renderer of an [`Svg`]. -/// -/// Your [renderer] will need to implement this trait before being able to use -/// an [`Svg`] in your user interface. -/// -/// [renderer]: crate::renderer -pub trait Renderer: crate::Renderer { - /// Returns the default dimensions of an [`Svg`] for the given [`Handle`]. - fn dimensions(&self, handle: &Handle) -> (u32, u32); - - /// Draws an [`Svg`]. - fn draw(&mut self, handle: Handle, layout: Layout<'_>) -> Self::Output; -} - impl<'a, Message, Renderer> From<Svg> for Element<'a, Message, Renderer> where - Renderer: self::Renderer, + Renderer: svg::Renderer, { fn from(icon: Svg) -> Element<'a, Message, Renderer> { Element::new(icon) |