ferroui_base/rendering/composition/
composition_surface_visual.rs

1use super::generated::{CompositionSurfaceVisualHooks, CompositionSurfaceVisualProps};
2use super::server::ServerCompositionSurfaceVisual;
3use super::visual::CompositionVisualKind;
4use super::{CompositionSurface, CompositionVisual, Compositor, ICompositionObject};
5use std::ops::Deref;
6use std::rc::Rc;
7
8impl CompositionSurfaceVisualHooks for CompositionVisual {}
9
10/// A visual that shows a composition surface.
11#[derive(Clone)]
12pub struct CompositionSurfaceVisual(Rc<CompositionVisual>);
13
14impl Deref for CompositionSurfaceVisual {
15    type Target = Rc<CompositionVisual>;
16
17    fn deref(&self) -> &Rc<CompositionVisual> {
18        &self.0
19    }
20}
21
22impl CompositionSurfaceVisual {
23    pub(crate) fn new(compositor: &Rc<Compositor>) -> CompositionSurfaceVisual {
24        CompositionSurfaceVisual(CompositionVisual::create(
25            compositor,
26            CompositionVisualKind::Surface(CompositionSurfaceVisualProps::new()),
27            || Box::new(ServerCompositionSurfaceVisual::new()),
28        ))
29    }
30
31    /// The handle of `visual` as a surface visual, if it is one.
32    pub fn from_visual(visual: &Rc<CompositionVisual>) -> Option<CompositionSurfaceVisual> {
33        matches!(visual.kind, CompositionVisualKind::Surface(_)).then(|| CompositionSurfaceVisual(visual.clone()))
34    }
35
36    fn props(&self) -> &CompositionSurfaceVisualProps {
37        match &self.0.kind {
38            CompositionVisualKind::Surface(props) => props,
39            _ => unreachable!("a surface visual handle wraps a surface visual"),
40        }
41    }
42
43    pub fn surface(&self) -> Option<Rc<CompositionSurface>> {
44        self.props().surface().and_then(|o| o.into_any_rc().downcast::<CompositionSurface>().ok())
45    }
46
47    pub fn set_surface(&self, value: Option<Rc<CompositionSurface>>) {
48        self.props().set_surface(&*self.0, value.map(|v| v as Rc<dyn ICompositionObject>))
49    }
50}
ferroui_base/rendering/composition/composition_surface_visual.rs

ferroui_base/rendering/composition/
composition_surface_visual.rs
