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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use dom_struct::dom_struct;
use crate::dom::bindings::cell::DomRefCell;
use crate::dom::bindings::codegen::Bindings::TextTrackCueListBinding::TextTrackCueListMethods;
use crate::dom::bindings::reflector::{Reflector, reflect_dom_object};
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::bindings::str::DOMString;
use crate::dom::texttrackcue::TextTrackCue;
use crate::dom::window::Window;
use crate::script_runtime::CanGc;
#[dom_struct]
pub(crate) struct TextTrackCueList {
reflector_: Reflector,
dom_cues: DomRefCell<Vec<Dom<TextTrackCue>>>,
}
impl TextTrackCueList {
pub(crate) fn new_inherited(cues: &[&TextTrackCue]) -> TextTrackCueList {
TextTrackCueList {
reflector_: Reflector::new(),
dom_cues: DomRefCell::new(cues.iter().map(|g| Dom::from_ref(&**g)).collect()),
}
}
pub(crate) fn new(
window: &Window,
cues: &[&TextTrackCue],
can_gc: CanGc,
) -> DomRoot<TextTrackCueList> {
reflect_dom_object(
Box::new(TextTrackCueList::new_inherited(cues)),
window,
can_gc,
)
}
pub(crate) fn item(&self, idx: usize) -> Option<DomRoot<TextTrackCue>> {
self.dom_cues
.borrow()
.get(idx)
.map(|t| DomRoot::from_ref(&**t))
}
pub(crate) fn find(&self, cue: &TextTrackCue) -> Option<usize> {
self.dom_cues
.borrow()
.iter()
.enumerate()
.find(|(_, c)| **c == cue)
.map(|(i, _)| i)
}
pub(crate) fn add(&self, cue: &TextTrackCue) {
// Only add a cue if it does not exist in the list
if self.find(cue).is_none() {
self.dom_cues.borrow_mut().push(Dom::from_ref(cue));
}
}
pub(crate) fn remove(&self, idx: usize) {
self.dom_cues.borrow_mut().remove(idx);
}
}
impl TextTrackCueListMethods<crate::DomTypeHolder> for TextTrackCueList {
// https://html.spec.whatwg.org/multipage/#dom-texttrackcuelist-length
fn Length(&self) -> u32 {
self.dom_cues.borrow().len() as u32
}
// https://html.spec.whatwg.org/multipage/#dom-texttrackcuelist-item
fn IndexedGetter(&self, idx: u32) -> Option<DomRoot<TextTrackCue>> {
self.item(idx as usize)
}
// https://html.spec.whatwg.org/multipage/#dom-texttrackcuelist-getcuebyid
fn GetCueById(&self, id: DOMString) -> Option<DomRoot<TextTrackCue>> {
if id.is_empty() {
None
} else {
self.dom_cues
.borrow()
.iter()
.find(|cue| cue.id() == id)
.map(|t| DomRoot::from_ref(&**t))
}
}
}
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