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delegate resource reading to embedder

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This commit is contained in:
Paul Rouget 2018-04-11 16:04:07 +08:00
parent 21517504cb
commit 9fb5795f37
52 changed files with 472 additions and 396 deletions
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20
components/net/image_cache.rs
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@ -2,20 +2,18 @@
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use embedder_traits::resources::{self, Resource};
use immeta::load_from_buf;
use net_traits::{FetchMetadata, FetchResponseMsg, NetworkError};
use net_traits::image::base::{Image, ImageMetadata, PixelFormat, load_from_memory};
use net_traits::image_cache::{CanRequestImages, ImageCache, ImageResponder};
use net_traits::image_cache::{ImageOrMetadataAvailable, ImageResponse, ImageState};
use net_traits::image_cache::{PendingImageId, UsePlaceholder};
use servo_config::resource_files::resources_dir_path;
use servo_url::ServoUrl;
use std::collections::HashMap;
use std::collections::hash_map::Entry::{Occupied, Vacant};
use std::fs::File;
use std::io::{self, Read};
use std::io;
use std::mem;
use std::path::PathBuf;
use std::sync::{Arc, Mutex};
use std::thread;
use webrender_api;
@ -42,11 +40,8 @@ fn decode_bytes_sync(key: LoadKey, bytes: &[u8]) -> DecoderMsg {
}
}
fn get_placeholder_image(webrender_api: &webrender_api::RenderApi, path: &PathBuf) -> io::Result<Arc<Image>> {
let mut file = File::open(path)?;
let mut image_data = vec![];
file.read_to_end(&mut image_data)?;
let mut image = load_from_memory(&image_data).unwrap();
fn get_placeholder_image(webrender_api: &webrender_api::RenderApi, data: &[u8]) -> io::Result<Arc<Image>> {
let mut image = load_from_memory(&data).unwrap();
set_webrender_image_key(webrender_api, &mut image);
Ok(Arc::new(image))
}
@ -403,15 +398,14 @@ impl ImageCache for ImageCacheImpl {
fn new(webrender_api: webrender_api::RenderApi) -> ImageCacheImpl {
debug!("New image cache");
let mut placeholder_path = resources_dir_path().expect("Can't figure out resources path.");
placeholder_path.push("rippy.png");
let rippy_data = resources::read_bytes(Resource::RippyPNG);
ImageCacheImpl {
store: Arc::new(Mutex::new(ImageCacheStore {
pending_loads: AllPendingLoads::new(),
completed_loads: HashMap::new(),
placeholder_image: get_placeholder_image(&webrender_api, &placeholder_path).ok(),
placeholder_url: ServoUrl::from_file_path(&placeholder_path).unwrap(),
placeholder_image: get_placeholder_image(&webrender_api, &rippy_data).ok(),
placeholder_url: ServoUrl::parse("chrome://resources/rippy.png").unwrap(),
webrender_api: webrender_api,
}))
}