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Draft custom layout engine based on druid

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This commit is contained in:
Héctor Ramón Jiménez 2019-11-10 06:05:20 +01:00
parent 2303111e09
commit 0240c3981b
38 changed files with 974 additions and 249 deletions
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12
native/src/widget/image.rs
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@ -10,14 +10,18 @@ impl<Message, Renderer> Widget<Message, Renderer> for Image
where
Renderer: self::Renderer,
{
fn layout(&self, renderer: &Renderer, limits: &layout::Limits) -> Layout {
fn layout(
&self,
renderer: &Renderer,
limits: &layout::Limits,
) -> layout::Node {
renderer.layout(&self, limits)
}
fn draw(
&self,
renderer: &mut Renderer,
layout: &Layout,
layout: Layout<'_>,
_cursor_position: Point,
) -> Renderer::Output {
renderer.draw(&self, layout)
@ -44,12 +48,12 @@ pub trait Renderer: crate::Renderer {
///
/// [`Node`]: ../../struct.Node.html
/// [`Image`]: struct.Image.html
fn layout(&self, image: &Image, limits: &layout::Limits) -> Layout;
fn layout(&self, image: &Image, limits: &layout::Limits) -> layout::Node;
/// Draws an [`Image`].
///
/// [`Image`]: struct.Image.html
fn draw(&mut self, image: &Image, layout: &Layout) -> Self::Output;
fn draw(&mut self, image: &Image, layout: Layout<'_>) -> Self::Output;
}
impl<'a, Message, Renderer> From<Image> for Element<'a, Message, Renderer>