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Implement offsetParent/Top/Left/Width/Height.

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This commit is contained in:
Glenn Watson 2015-07-27 15:20:27 +10:00
parent 1809748dc1
commit 9e5687e3e7
21 changed files with 325 additions and 24 deletions
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59
components/script/dom/htmlelement.rs
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@ -12,7 +12,7 @@ use dom::bindings::codegen::Bindings::HTMLInputElementBinding::HTMLInputElementM
use dom::bindings::codegen::Bindings::WindowBinding::WindowMethods;
use dom::bindings::codegen::InheritTypes::{ElementCast, HTMLFrameSetElementDerived};
use dom::bindings::codegen::InheritTypes::{EventTargetCast, HTMLInputElementCast, NodeCast};
use dom::bindings::codegen::InheritTypes::{HTMLElementDerived, HTMLBodyElementDerived};
use dom::bindings::codegen::InheritTypes::{HTMLElementDerived, HTMLBodyElementDerived, HTMLHtmlElementDerived};
use dom::bindings::js::{JS, MutNullableHeap, Root};
use dom::bindings::error::ErrorResult;
use dom::bindings::error::Error::Syntax;
@ -216,6 +216,63 @@ impl<'a> HTMLElementMethods for &'a HTMLElement {
// If `request_focus` is not called, focus will be set to None.
document.r().commit_focus_transaction(FocusType::Element);
}
// https://drafts.csswg.org/cssom-view/#extensions-to-the-htmlelement-interface
fn GetOffsetParent(self) -> Option<Root<Element>> {
if self.is_htmlbodyelement() || self.is_htmlhtmlelement() {
return None;
}
let node = NodeCast::from_ref(self);
let window = window_from_node(self);
let (element, _) = window.offset_parent_query(node.to_trusted_node_address());
element
}
// https://drafts.csswg.org/cssom-view/#extensions-to-the-htmlelement-interface
fn OffsetTop(self) -> i32 {
if self.is_htmlbodyelement() {
return 0;
}
let node = NodeCast::from_ref(self);
let window = window_from_node(self);
let (_, rect) = window.offset_parent_query(node.to_trusted_node_address());
rect.origin.y.to_nearest_px()
}
// https://drafts.csswg.org/cssom-view/#extensions-to-the-htmlelement-interface
fn OffsetLeft(self) -> i32 {
if self.is_htmlbodyelement() {
return 0;
}
let node = NodeCast::from_ref(self);
let window = window_from_node(self);
let (_, rect) = window.offset_parent_query(node.to_trusted_node_address());
rect.origin.x.to_nearest_px()
}
// https://drafts.csswg.org/cssom-view/#extensions-to-the-htmlelement-interface
fn OffsetWidth(self) -> i32 {
let node = NodeCast::from_ref(self);
let window = window_from_node(self);
let (_, rect) = window.offset_parent_query(node.to_trusted_node_address());
rect.size.width.to_nearest_px()
}
// https://drafts.csswg.org/cssom-view/#extensions-to-the-htmlelement-interface
fn OffsetHeight(self) -> i32 {
let node = NodeCast::from_ref(self);
let window = window_from_node(self);
let (_, rect) = window.offset_parent_query(node.to_trusted_node_address());
rect.size.height.to_nearest_px()
}
}
// https://html.spec.whatwg.org/#attr-data-*