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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 http://mozilla.org/MPL/2.0/. */
use dom::bindings::codegen::Bindings::TouchListBinding;
use dom::bindings::codegen::Bindings::TouchListBinding::TouchListMethods;
use dom::bindings::reflector::{Reflector, reflect_dom_object};
use dom::bindings::root::{Dom, DomRoot};
use dom::touch::Touch;
use dom::window::Window;
use dom_struct::dom_struct;
#[dom_struct]
pub struct TouchList {
reflector_: Reflector,
touches: Vec<Dom<Touch>>,
}
impl TouchList {
fn new_inherited(touches: &[&Touch]) -> TouchList {
TouchList {
reflector_: Reflector::new(),
touches: touches.iter().map(|touch| Dom::from_ref(*touch)).collect(),
}
}
pub fn new(window: &Window, touches: &[&Touch]) -> DomRoot<TouchList> {
reflect_dom_object(Box::new(TouchList::new_inherited(touches)),
window, TouchListBinding::Wrap)
}
}
impl TouchListMethods for TouchList {
/// <https://w3c.github.io/touch-events/#widl-TouchList-length>
fn Length(&self) -> u32 {
self.touches.len() as u32
}
/// <https://w3c.github.io/touch-events/#widl-TouchList-item-getter-Touch-unsigned-long-index>
fn Item(&self, index: u32) -> Option<DomRoot<Touch>> {
self.touches.get(index as usize).map(|js| DomRoot::from_ref(&**js))
}
/// <https://w3c.github.io/touch-events/#widl-TouchList-item-getter-Touch-unsigned-long-index>
fn IndexedGetter(&self, index: u32) -> Option<DomRoot<Touch>> {
self.Item(index)
}
}
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