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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 crate::dom::bindings::codegen::Bindings::EventBinding::EventBinding::EventMethods;
use crate::dom::bindings::codegen::Bindings::VRDisplayEventBinding;
use crate::dom::bindings::codegen::Bindings::VRDisplayEventBinding::VRDisplayEventMethods;
use crate::dom::bindings::codegen::Bindings::VRDisplayEventBinding::VRDisplayEventReason;
use crate::dom::bindings::error::Fallible;
use crate::dom::bindings::inheritance::Castable;
use crate::dom::bindings::reflector::{reflect_dom_object, DomObject};
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::bindings::str::DOMString;
use crate::dom::event::Event;
use crate::dom::globalscope::GlobalScope;
use crate::dom::vrdisplay::VRDisplay;
use crate::dom::window::Window;
use dom_struct::dom_struct;
use servo_atoms::Atom;
use webvr_traits::{WebVRDisplayEvent, WebVRDisplayEventReason};
#[dom_struct]
pub struct VRDisplayEvent {
event: Event,
display: Dom<VRDisplay>,
reason: Option<VRDisplayEventReason>,
}
impl VRDisplayEvent {
fn new_inherited(display: &VRDisplay, reason: Option<VRDisplayEventReason>) -> VRDisplayEvent {
VRDisplayEvent {
event: Event::new_inherited(),
display: Dom::from_ref(display),
reason: reason.clone(),
}
}
pub fn new(
global: &GlobalScope,
type_: Atom,
bubbles: bool,
cancelable: bool,
display: &VRDisplay,
reason: Option<VRDisplayEventReason>,
) -> DomRoot<VRDisplayEvent> {
let ev = reflect_dom_object(
Box::new(VRDisplayEvent::new_inherited(&display, reason)),
global,
VRDisplayEventBinding::Wrap,
);
{
let event = ev.upcast::<Event>();
event.init_event(type_, bubbles, cancelable);
}
ev
}
pub fn new_from_webvr(
global: &GlobalScope,
display: &VRDisplay,
event: &WebVRDisplayEvent,
) -> DomRoot<VRDisplayEvent> {
let (name, reason) = match *event {
WebVRDisplayEvent::Connect(_) => ("vrdisplayconnect", None),
WebVRDisplayEvent::Disconnect(_) => ("vrdisplaydisconnect", None),
WebVRDisplayEvent::Activate(_, reason) => ("vrdisplayactivate", Some(reason)),
WebVRDisplayEvent::Deactivate(_, reason) => ("vrdisplaydeactivate", Some(reason)),
WebVRDisplayEvent::Blur(_) => ("vrdisplayblur", None),
WebVRDisplayEvent::Focus(_) => ("vrdisplayfocus", None),
WebVRDisplayEvent::PresentChange(_, _) => ("vrdisplaypresentchange", None),
WebVRDisplayEvent::Change(_) |
WebVRDisplayEvent::Pause(_) |
WebVRDisplayEvent::Resume(_) |
WebVRDisplayEvent::Exit(_) => panic!("{:?} event not available in WebVR", event),
};
// map to JS enum values
let reason = reason.map(|r| match r {
WebVRDisplayEventReason::Navigation => VRDisplayEventReason::Navigation,
WebVRDisplayEventReason::Mounted => VRDisplayEventReason::Mounted,
WebVRDisplayEventReason::Unmounted => VRDisplayEventReason::Unmounted,
});
VRDisplayEvent::new(
&global,
Atom::from(DOMString::from(name)),
false,
false,
&display,
reason,
)
}
pub fn Constructor(
window: &Window,
type_: DOMString,
init: &VRDisplayEventBinding::VRDisplayEventInit,
) -> Fallible<DomRoot<VRDisplayEvent>> {
Ok(VRDisplayEvent::new(
&window.global(),
Atom::from(type_),
init.parent.bubbles,
init.parent.cancelable,
&init.display,
init.reason,
))
}
}
impl VRDisplayEventMethods for VRDisplayEvent {
// https://w3c.github.io/webvr/#dom-vrdisplayevent-display
fn Display(&self) -> DomRoot<VRDisplay> {
DomRoot::from_ref(&*self.display)
}
// https://w3c.github.io/webvr/#enumdef-vrdisplayeventreason
fn GetReason(&self) -> Option<VRDisplayEventReason> {
self.reason
}
// https://dom.spec.whatwg.org/#dom-event-istrusted
fn IsTrusted(&self) -> bool {
self.event.IsTrusted()
}
}
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