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Layerize canvas

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Note that this keeps using readback right now, `NativeSurface` painting
will be implemented soon.

Also see https://github.com/servo/servo/issues/6142
This commit is contained in:
ecoal95 2015-05-20 10:29:08 +02:00
parent 6481058309
commit 3350522306
35 changed files with 769 additions and 500 deletions
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8
components/layout/context.rs
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@ -8,11 +8,12 @@
use css::matching::{ApplicableDeclarationsCache, StyleSharingCandidateCache};
use canvas_traits::CanvasMsg;
use msg::compositor_msg::LayerId;
use geom::{Rect, Size2D};
use gfx::display_list::OpaqueNode;
use gfx::font_cache_task::FontCacheTask;
use gfx::font_context::FontContext;
use msg::compositor_msg::LayerId;
use msg::constellation_msg::ConstellationChan;
use net_traits::image::base::Image;
use net_traits::image_cache_task::{ImageCacheChan, ImageCacheTask, ImageState};
@ -22,7 +23,7 @@ use std::cell::Cell;
use std::collections::HashMap;
use std::collections::hash_state::DefaultState;
use std::ptr;
use std::sync::Arc;
use std::sync::{Arc, Mutex};
use std::sync::mpsc::{channel, Sender};
use style::selector_matching::Stylist;
use url::Url;
@ -103,6 +104,9 @@ pub struct SharedLayoutContext {
/// sent.
pub new_animations_sender: Sender<Animation>,
/// A channel to send canvas renderers to paint task, in order to correctly paint the layers
pub canvas_layers_sender: Sender<(LayerId, Option<Arc<Mutex<Sender<CanvasMsg>>>>)>,
/// The visible rects for each layer, as reported to us by the compositor.
pub visible_rects: Arc<HashMap<LayerId, Rect<Au>, DefaultState<FnvHasher>>>,