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Implement Document.createTouch

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This commit is contained in:
Matt Brubeck 2015-10-22 09:19:29 -07:00
parent 817eed22d1
commit 316802e206
6 changed files with 73 additions and 11 deletions
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32
components/script/dom/document.rs
View file

@ -594,7 +594,7 @@ impl Document {
EventCancelable::Cancelable,
Some(&self.window),
clickCount,
x, y, x, y,
x, y, x, y, // TODO: Get real screen coordinates?
false, false, false, false,
0i16,
None);
@ -723,13 +723,18 @@ impl Document {
},
};
let target = el.upcast::<EventTarget>();
let x = Finite::wrap(point.x as f64);
let y = Finite::wrap(point.y as f64);
let window = self.window.root();
let touch = Touch::new(window.r(), identifier, target, x, y, x, y);
let client_x = Finite::wrap(point.x as f64);
let client_y = Finite::wrap(point.y as f64);
let page_x = Finite::wrap(point.x as f64 + window.PageXOffset() as f64);
let page_y = Finite::wrap(point.y as f64 + window.PageYOffset() as f64);
let touch = Touch::new(window.r(), identifier, target,
client_x, client_y, // TODO: Get real screen coordinates?
client_x, client_y,
page_x, page_y);
let mut touches = RootedVec::new();
touches.push(JS::from_rooted(&touch));
let touches = TouchList::new(window.r(), touches.r());
@ -1414,6 +1419,21 @@ impl DocumentMethods for Document {
NodeIterator::new(self, root, whatToShow, filter)
}
// https://w3c.github.io/touch-events/#idl-def-Document
fn CreateTouch(&self,
window: &Window,
target: &EventTarget,
identifier: i32,
pageX: Finite<f64>,
pageY: Finite<f64>,
screenX: Finite<f64>,
screenY: Finite<f64>)
-> Root<Touch> {
let clientX = Finite::wrap(*pageX - window.PageXOffset() as f64);
let clientY = Finite::wrap(*pageY - window.PageYOffset() as f64);
Touch::new(window, identifier, target, screenX, screenY, clientX, clientY, pageX, pageY)
}
// https://dom.spec.whatwg.org/#dom-document-createtreewalker
fn CreateTreeWalker(&self, root: &Node, whatToShow: u32, filter: Option<Rc<NodeFilter>>)
-> Root<TreeWalker> {

23
components/script/dom/touch.rs
View file

@ -20,12 +20,15 @@ pub struct Touch {
screen_y: f64,
client_x: f64,
client_y: f64,
page_x: f64,
page_y: f64,
}
impl Touch {
fn new_inherited(identifier: i32, target: &EventTarget,
screen_x: Finite<f64>, screen_y: Finite<f64>,
client_x: Finite<f64>, client_y: Finite<f64>) -> Touch {
client_x: Finite<f64>, client_y: Finite<f64>,
page_x: Finite<f64>, page_y: Finite<f64>) -> Touch {
Touch {
reflector_: Reflector::new(),
identifier: identifier,
@ -34,15 +37,19 @@ impl Touch {
screen_y: *screen_y,
client_x: *client_x,
client_y: *client_y,
page_x: *page_x,
page_y: *page_y,
}
}
pub fn new(window: &Window, identifier: i32, target: &EventTarget,
screen_x: Finite<f64>, screen_y: Finite<f64>,
client_x: Finite<f64>, client_y: Finite<f64>) -> Root<Touch> {
client_x: Finite<f64>, client_y: Finite<f64>,
page_x: Finite<f64>, page_y: Finite<f64>) -> Root<Touch> {
reflect_dom_object(box Touch::new_inherited(identifier, target,
screen_x, screen_y,
client_x, client_y),
client_x, client_y,
page_x, page_y),
GlobalRef::Window(window), TouchBinding::Wrap)
}
}
@ -77,4 +84,14 @@ impl TouchMethods for Touch {
fn ClientY(&self) -> Finite<f64> {
Finite::wrap(self.client_y)
}
/// https://w3c.github.io/touch-events/#widl-Touch-clientX
fn PageX(&self) -> Finite<f64> {
Finite::wrap(self.page_x)
}
/// https://w3c.github.io/touch-events/#widl-Touch-clientY
fn PageY(&self) -> Finite<f64> {
Finite::wrap(self.page_y)
}
}

13
components/script/dom/webidls/Document.webidl
View file

@ -159,3 +159,16 @@ partial interface Document {
// Tracking issue for document.all: https://github.com/servo/servo/issues/7396
// readonly attribute HTMLAllCollection all;
};
// http://w3c.github.io/touch-events/#idl-def-Document
partial interface Document {
Touch createTouch(Window/*Proxy*/ view,
EventTarget target,
long identifier,
double pageX,
double pageY,
double screenX,
double screenY);
// FIXME (#8159):
// TouchList createTouchList(Touch... touches);
};

4
components/script/dom/webidls/Touch.webidl
View file

@ -12,8 +12,8 @@ interface Touch {
readonly attribute double screenY;
readonly attribute double clientX;
readonly attribute double clientY;
// readonly attribute double pageX;
// readonly attribute double pageY;
readonly attribute double pageX;
readonly attribute double pageY;
// readonly attribute float radiusX;
// readonly attribute float radiusY;
// readonly attribute float rotationAngle;