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Start on Scene

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This commit is contained in:
Nathan Sobo 2021-03-19 13:31:25 -06:00
parent cfe3aae2de
commit d14c943150
8 changed files with 154 additions and 203 deletions
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41
gpui/src/presenter.rs
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@ -52,10 +52,23 @@ impl Presenter {
scale_factor: f32,
app: &mut MutableAppContext,
) -> Scene {
self.layout(window_size, app.downgrade());
self.after_layout(app);
let scene = self.paint(window_size, scale_factor, app.downgrade());
self.text_layout_cache.finish_frame();
let mut scene = Scene::new(scale_factor);
if let Some(root_view_id) = app.root_view_id(self.window_id) {
self.layout(window_size, app.downgrade());
self.after_layout(app);
let mut paint_ctx = PaintContext {
scene: &mut scene,
font_cache: &self.font_cache,
text_layout_cache: &self.text_layout_cache,
rendered_views: &mut self.rendered_views,
};
paint_ctx.paint(root_view_id, Vector2F::zero(), app.downgrade());
self.text_layout_cache.finish_frame();
} else {
log::error!("could not find root_view_id for window {}", self.window_id);
}
scene
}
@ -84,24 +97,6 @@ impl Presenter {
}
}
fn paint(&mut self, _size: Vector2F, _scale_factor: f32, _app: &AppContext) -> Scene {
// let mut canvas = Canvas::new(size * scale_factor).get_context_2d(self.font_context.clone());
// canvas.scale(scale_factor);
// if let Some(root_view_id) = app.root_view_id(self.window_id) {
// let mut paint_ctx = PaintContext {
// canvas: &mut canvas,
// font_cache: &self.font_cache,
// text_layout_cache: &self.text_layout_cache,
// rendered_views: &mut self.rendered_views,
// };
// paint_ctx.paint(root_view_id, Vector2F::zero(), app);
// }
// canvas.into_canvas().into_scene()
Scene {}
}
pub fn responder_chain(&self, app: &AppContext) -> Option<Vec<usize>> {
app.focused_view_id(self.window_id).map(|mut view_id| {
let mut chain = vec![view_id];
@ -173,7 +168,7 @@ impl<'a> AfterLayoutContext<'a> {
pub struct PaintContext<'a> {
rendered_views: &'a mut HashMap<usize, Box<dyn Element>>,
// pub canvas: &'a mut CanvasRenderingContext2D,
pub scene: &'a mut Scene,
pub font_cache: &'a FontCache,
pub text_layout_cache: &'a TextLayoutCache,
}