1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91

/* 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 js::rust::MutableHandleValue;

use crate::dom::bindings::codegen::Bindings::XRBoundedReferenceSpaceBinding::XRBoundedReferenceSpaceMethods;
use crate::dom::bindings::codegen::Bindings::XRReferenceSpaceBinding::XRReferenceSpaceType;
use crate::dom::bindings::reflector::{reflect_dom_object, DomObject};
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::bindings::utils::to_frozen_array;
use crate::dom::dompointreadonly::DOMPointReadOnly;
use crate::dom::globalscope::GlobalScope;
use crate::dom::xrreferencespace::XRReferenceSpace;
use crate::dom::xrrigidtransform::XRRigidTransform;
use crate::dom::xrsession::XRSession;
use crate::script_runtime::{CanGc, JSContext};

#[dom_struct]
pub struct XRBoundedReferenceSpace {
    reference_space: XRReferenceSpace,
    offset: Dom<XRRigidTransform>,
}

impl XRBoundedReferenceSpace {
    pub fn new_inherited(
        session: &XRSession,
        offset: &XRRigidTransform,
    ) -> XRBoundedReferenceSpace {
        XRBoundedReferenceSpace {
            reference_space: XRReferenceSpace::new_inherited(
                session,
                offset,
                XRReferenceSpaceType::Bounded_floor,
            ),
            offset: Dom::from_ref(offset),
        }
    }

    #[allow(unused)]
    pub fn new(
        global: &GlobalScope,
        session: &XRSession,
        can_gc: CanGc,
    ) -> DomRoot<XRBoundedReferenceSpace> {
        let offset = XRRigidTransform::identity(global, can_gc);
        Self::new_offset(global, session, &offset)
    }

    #[allow(unused)]
    pub fn new_offset(
        global: &GlobalScope,
        session: &XRSession,
        offset: &XRRigidTransform,
    ) -> DomRoot<XRBoundedReferenceSpace> {
        reflect_dom_object(
            Box::new(XRBoundedReferenceSpace::new_inherited(session, offset)),
            global,
        )
    }

    pub fn reference_space(&self) -> &XRReferenceSpace {
        &self.reference_space
    }
}

impl XRBoundedReferenceSpaceMethods for XRBoundedReferenceSpace {
    /// <https://www.w3.org/TR/webxr/#dom-xrboundedreferencespace-boundsgeometry>
    fn BoundsGeometry(&self, cx: JSContext, can_gc: CanGc, retval: MutableHandleValue) {
        if let Some(bounds) = self.reference_space.get_bounds() {
            let points: Vec<DomRoot<DOMPointReadOnly>> = bounds
                .into_iter()
                .map(|point| {
                    DOMPointReadOnly::new(
                        &self.global(),
                        point.x.into(),
                        0.0,
                        point.y.into(),
                        1.0,
                        can_gc,
                    )
                })
                .collect();

            to_frozen_array(&points, cx, retval)
        } else {
            to_frozen_array::<DomRoot<DOMPointReadOnly>>(&[], cx, retval)
        }
    }
}