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Implement Document#elementFromPoint
This commit is contained in:
Rizky Luthfianto
parent
3701edbf2b
commit
76678bbdae
9 changed files with 60 additions and 88 deletions
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@ -60,7 +60,7 @@ use dom::keyboardevent::KeyboardEvent;
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use dom::location::Location;
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use dom::messageevent::MessageEvent;
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use dom::mouseevent::MouseEvent;
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use dom::node::{self, CloneChildrenFlag, Node, NodeDamage};
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use dom::node::{self, CloneChildrenFlag, Node, NodeDamage, window_from_node};
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use dom::nodeiterator::NodeIterator;
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use dom::nodelist::NodeList;
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use dom::processinginstruction::ProcessingInstruction;
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@ -76,6 +76,7 @@ use dom::window::{ReflowReason, Window};
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use euclid::point::Point2D;
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use html5ever::tree_builder::{LimitedQuirks, NoQuirks, Quirks, QuirksMode};
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use ipc_channel::ipc::{self, IpcSender};
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use js::jsapi::JS_GetRuntime;
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use js::jsapi::{JSContext, JSObject, JSRuntime};
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use layout_interface::{HitTestResponse, MouseOverResponse};
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use layout_interface::{LayoutChan, Msg, ReflowQueryType};
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@ -2474,6 +2475,35 @@ impl DocumentMethods for Document {
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// https://html.spec.whatwg.org/multipage/#handler-onreadystatechange
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event_handler!(readystatechange, GetOnreadystatechange, SetOnreadystatechange);
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#[allow(unsafe_code)]
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// https://drafts.csswg.org/cssom-view/#dom-document-elementfrompoint
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fn ElementFromPoint(&self, x: Finite<f64>, y: Finite<f64>) -> Option<Root<Element>> {
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let x = *x as f32;
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let y = *y as f32;
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let point = &Point2D { x: x, y: y };
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let window = window_from_node(self);
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let viewport = window.window_size().unwrap().visible_viewport;
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if x < 0.0 || y < 0.0 || x > viewport.width.get() || y > viewport.height.get() {
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return None;
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}
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let js_runtime = unsafe { JS_GetRuntime(window.get_cx()) };
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match self.hit_test(point) {
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Some(untrusted_node_address) => {
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let node = node::from_untrusted_node_address(js_runtime, untrusted_node_address);
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let parent_node = node.GetParentNode().unwrap();
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let element_ref = node.downcast::<Element>().unwrap_or_else(|| {
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parent_node.downcast::<Element>().unwrap()
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});
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Some(Root::from_ref(element_ref))
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},
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None => self.GetDocumentElement()
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}
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}
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}
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fn is_scheme_host_port_tuple(url: &Url) -> bool {
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@ -180,3 +180,8 @@ partial interface Document {
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TouchList createTouchList(Touch... touches);
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};
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// https://drafts.csswg.org/cssom-view/#dom-document-elementfrompoint
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partial interface Document {
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Element? elementFromPoint(double x, double y);
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};
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@ -1,5 +1,4 @@
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[CaretPosition-001.htm]
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type: testharness
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[getBox]
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expected: FAIL
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disabled: https://github.com/servo/servo/issues/9805
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@ -1,3 +1,5 @@
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[elementFromPoint-001.htm]
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type: testharness
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expected: TIMEOUT
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[CSSOM View - 5 - extensions to the Document interface]
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expected: FAIL
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@ -1,11 +1,5 @@
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[elementFromPosition.htm]
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type: testharness
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[document.elementFromPoint]
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expected: FAIL
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[document.elementFromPoint is a Function]
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expected: FAIL
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[test some point of the element: top left corner]
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expected: FAIL
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@ -33,18 +27,3 @@
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[test some point of the element: botom right corner]
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expected: FAIL
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[Point (0, 0), return root element(HTML)]
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expected: FAIL
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[ test negative x ]
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expected: FAIL
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[ test nagetive y ]
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expected: FAIL
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[test outside of viewport]
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expected: FAIL
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[test the top of layer]
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expected: FAIL
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20
tests/wpt/metadata/cssom-view/elementFromPoint.html.ini
Normal file
20
tests/wpt/metadata/cssom-view/elementFromPoint.html.ini
Normal file
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@ -0,0 +1,20 @@
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[elementFromPoint.html]
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type: testharness
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[co-ordinates larger than the viewport from in iframe]
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expected: FAIL
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[SVG element at x,y]
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expected: FAIL
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[transformed element at x,y]
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expected: FAIL
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[no hit target at x,y]
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expected: FAIL
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[No viewport available]
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expected: FAIL
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[Image Maps]
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expected: FAIL
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@ -21,15 +21,6 @@
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[CARRIGAGE RETURN: "2\\r2\\r10\\r10" (rect)]
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expected: FAIL
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[LINE TABULATION: "2\\v2\\v10\\v10" (rect)]
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expected: FAIL
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[LINE NEXT: "2
2
10
10" (rect)]
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expected: FAIL
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[EN QUAD: "2 2 10 10" (rect)]
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expected: FAIL
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[abc between numbers: "2a2b20c20,2,10,10" (rect)]
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expected: FAIL
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@ -48,15 +39,6 @@
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[leading SEMICOLON: ";2,2,10,10" (rect)]
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expected: FAIL
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[trailing COMMA: "2,2,10," (rect)]
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expected: FAIL
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[trailing SPACE: "2,2,10 " (rect)]
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expected: FAIL
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[trailing SEMICOLON: "2,2,10;" (rect)]
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expected: FAIL
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[PERCENT: "2%,2%,10%,10%" (rect)]
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expected: FAIL
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@ -78,18 +60,6 @@
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[non-ascii garbage: "“2,2,10,10\\"" (rect)]
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expected: FAIL
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[URL garbage with number: "2,2,10ls/spain/holidays/regions/10/Canary+Islands/Canary+Islands.html" (rect)]
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expected: FAIL
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[consecutive COMMAs: "2,,10,10" (rect)]
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expected: FAIL
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[consecutive SPACEs: "2 10,10" (rect)]
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expected: FAIL
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[consecutive SEMICOLONs: "2;;10,10" (rect)]
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expected: FAIL
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[several consecutive separators: ",,2;,;2,;,10 \\t\\r\\n10;;" (rect)]
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expected: FAIL
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@ -1,17 +1,8 @@
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[area-processing.html]
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type: testharness
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[too few numbers: "2,2,10" (rect)]
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expected: FAIL
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[negative: "-10,-10,10,10" (rect)]
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expected: FAIL
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[empty string: "" (rect)]
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expected: FAIL
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[omitted coords: null (rect)]
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expected: FAIL
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[first > third: "10,2,2,10" (rect)]
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expected: FAIL
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@ -24,18 +15,6 @@
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[negative: "-10,-10,-10,-10" (default)]
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expected: FAIL
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[too few numbers: "20,40" (circle)]
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expected: FAIL
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[negative radius: "20,40,-10" (circle)]
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expected: FAIL
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[zero radius: "20,40,0" (circle)]
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expected: FAIL
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[too few numbers: "100,100,120,100,100" (poly)]
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expected: FAIL
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[one too many numbers: "100,100,120,100,100,120,300" (poly)]
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expected: FAIL
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@ -3,12 +3,6 @@
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[missing value default: "2,2,10,10" (null)]
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expected: FAIL
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[missing value default: "20,40,10" (null)]
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expected: FAIL
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[missing value default: null (null)]
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expected: FAIL
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[invalid value default: "2,2,10,10" (foobar invalid)]
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expected: FAIL
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@ -33,12 +27,6 @@
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[simple: "20,40,10" (CIRC)]
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expected: FAIL
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[LATIN CAPITAL LETTER I WITH DOT ABOVE: "20,40,10" (CİRCLE)]
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expected: FAIL
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[LATIN SMALL LETTER DOTLESS I: "20,40,10" (cırcle)]
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expected: FAIL
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[simple: "100,100,120,100,100,120" (poly)]
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expected: FAIL
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