6 files changed, 165 insertions, 8 deletions
diff --git a/components/script/dom/dompoint.rs b/components/script/dom/dompoint.rs
index e654b56c730..906a30ea617 100644
--- a/components/script/dom/dompoint.rs
+++ b/components/script/dom/dompoint.rs
@@ -2,7 +2,7 @@
  * 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::DOMPointBinding::{DOMPointMethods, Wrap};
+use dom::bindings::codegen::Bindings::DOMPointBinding::{DOMPointInit, DOMPointMethods, Wrap};
 use dom::bindings::codegen::Bindings::DOMPointReadOnlyBinding::DOMPointReadOnlyMethods;
 use dom::bindings::error::Fallible;
 use dom::bindings::global::GlobalRef;
@@ -35,6 +35,10 @@ impl DOMPoint {
                        -> Fallible<Root<DOMPoint>> {
         Ok(DOMPoint::new(global, x, y, z, w))
     }
+
+    pub fn new_from_init(global: GlobalRef, p: &DOMPointInit) -> Root<DOMPoint> {
+        DOMPoint::new(global, p.x, p.y, p.z, p.w)
+    }
 }
 
 impl DOMPointMethods for DOMPoint {
diff --git a/components/script/dom/domquad.rs b/components/script/dom/domquad.rs
new file mode 100644
index 00000000000..bdbc45737ba
--- /dev/null
+++ b/components/script/dom/domquad.rs
@@ -0,0 +1,119 @@
+/* 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::DOMPointBinding::{DOMPointInit, DOMPointMethods};
+use dom::bindings::codegen::Bindings::DOMPointReadOnlyBinding::DOMPointReadOnlyMethods;
+use dom::bindings::codegen::Bindings::DOMQuadBinding::{DOMQuadInit, DOMQuadMethods, Wrap};
+use dom::bindings::codegen::Bindings::DOMRectBinding::DOMRectMethods;
+use dom::bindings::codegen::Bindings::DOMRectReadOnlyBinding::{DOMRectInit, DOMRectReadOnlyMethods};
+use dom::bindings::error::Fallible;
+use dom::bindings::global::{GlobalRef, global_root_from_reflector};
+use dom::bindings::js::{Root, JS};
+use dom::bindings::reflector::{Reflector, reflect_dom_object};
+use dom::dompoint::DOMPoint;
+use dom::domrect::DOMRect;
+
+// https://drafts.fxtf.org/geometry/#DOMQuad
+#[dom_struct]
+pub struct DOMQuad {
+    reflector_: Reflector,
+    p1: JS<DOMPoint>,
+    p2: JS<DOMPoint>,
+    p3: JS<DOMPoint>,
+    p4: JS<DOMPoint>,
+}
+
+impl DOMQuad {
+    fn new_inherited(p1: &DOMPoint,
+                     p2: &DOMPoint,
+                     p3: &DOMPoint,
+                     p4: &DOMPoint)
+                     -> DOMQuad {
+
+        DOMQuad {
+            reflector_: Reflector::new(),
+            p1: JS::from_ref(p1),
+            p2: JS::from_ref(p2),
+            p3: JS::from_ref(p3),
+            p4: JS::from_ref(p4),
+        }
+    }
+
+    pub fn new(global: GlobalRef,
+               p1: &DOMPoint,
+               p2: &DOMPoint,
+               p3: &DOMPoint,
+               p4: &DOMPoint) -> Root<DOMQuad> {
+        reflect_dom_object(box DOMQuad::new_inherited(p1, p2, p3, p4),
+                           global,
+                           Wrap)
+    }
+
+    pub fn Constructor(global: GlobalRef,
+                       p1: &DOMPointInit,
+                       p2: &DOMPointInit,
+                       p3: &DOMPointInit,
+                       p4: &DOMPointInit)
+                       -> Fallible<Root<DOMQuad>> {
+        Ok(DOMQuad::new(global,
+                        &*DOMPoint::new_from_init(global, p1),
+                        &*DOMPoint::new_from_init(global, p2),
+                        &*DOMPoint::new_from_init(global, p3),
+                        &*DOMPoint::new_from_init(global, p4)))
+    }
+
+    // https://drafts.fxtf.org/geometry/#dom-domquad-fromrect
+    pub fn FromRect(global: GlobalRef, other: &DOMRectInit) -> Root<DOMQuad> {
+        DOMQuad::new(global,
+                     &*DOMPoint::new(global, other.x, other.y, 0f64, 1f64),
+                     &*DOMPoint::new(global, other.x + other.width, other.y, 0f64, 1f64),
+                     &*DOMPoint::new(global, other.x + other.width, other.y + other.height, 0f64, 1f64),
+                     &*DOMPoint::new(global, other.x, other.y + other.height, 0f64, 1f64))
+    }
+
+    // https://drafts.fxtf.org/geometry/#dom-domquad-fromquad
+    pub fn FromQuad(global: GlobalRef, other: &DOMQuadInit) -> Root<DOMQuad> {
+        DOMQuad::new(global,
+                     &DOMPoint::new_from_init(global, &other.p1),
+                     &DOMPoint::new_from_init(global, &other.p2),
+                     &DOMPoint::new_from_init(global, &other.p3),
+                     &DOMPoint::new_from_init(global, &other.p4))
+    }
+}
+
+impl DOMQuadMethods for DOMQuad {
+    // https://drafts.fxtf.org/geometry/#dom-domquad-p1
+    fn P1(&self) -> Root<DOMPoint> {
+        Root::from_ref(&self.p1)
+    }
+
+    // https://drafts.fxtf.org/geometry/#dom-domquad-p2
+    fn P2(&self) -> Root<DOMPoint> {
+        Root::from_ref(&self.p2)
+    }
+
+    // https://drafts.fxtf.org/geometry/#dom-domquad-p3
+    fn P3(&self) -> Root<DOMPoint> {
+        Root::from_ref(&self.p3)
+    }
+
+    // https://drafts.fxtf.org/geometry/#dom-domquad-p4
+    fn P4(&self) -> Root<DOMPoint> {
+        Root::from_ref(&self.p4)
+    }
+
+    // https://drafts.fxtf.org/geometry/#dom-domquad-getbounds
+    fn GetBounds(&self) -> Root<DOMRect> {
+        let left = self.p1.X().min(self.p2.X()).min(self.p3.X()).min(self.p4.X());
+        let top = self.p1.Y().min(self.p2.Y()).min(self.p3.Y()).min(self.p4.Y());
+        let right = self.p1.X().max(self.p2.X()).max(self.p3.X()).max(self.p4.X());
+        let bottom = self.p1.Y().max(self.p2.Y()).max(self.p3.Y()).max(self.p4.Y());
+
+        DOMRect::new(global_root_from_reflector(self).r(),
+                     left,
+                     top,
+                     right - left,
+                     bottom - top)
+    }
+}
diff --git a/components/script/dom/mod.rs b/components/script/dom/mod.rs
index 5e4c5609735..dedbcff986a 100644
--- a/components/script/dom/mod.rs
+++ b/components/script/dom/mod.rs
@@ -236,6 +236,7 @@ pub mod domimplementation;
 pub mod domparser;
 pub mod dompoint;
 pub mod dompointreadonly;
+pub mod domquad;
 pub mod domrect;
 pub mod domrectlist;
 pub mod domrectreadonly;
diff --git a/components/script/dom/webidls/DOMPoint.webidl b/components/script/dom/webidls/DOMPoint.webidl
index f3b9d8cd3c5..b8fc78d571f 100644
--- a/components/script/dom/webidls/DOMPoint.webidl
+++ b/components/script/dom/webidls/DOMPoint.webidl
@@ -20,3 +20,10 @@ interface DOMPoint : DOMPointReadOnly {
     inherit attribute unrestricted double z;
     inherit attribute unrestricted double w;
 };
+
+dictionary DOMPointInit {
+    unrestricted double x = 0;
+    unrestricted double y = 0;
+    unrestricted double z = 0;
+    unrestricted double w = 1;
+};
diff --git a/components/script/dom/webidls/DOMPointReadOnly.webidl b/components/script/dom/webidls/DOMPointReadOnly.webidl
index cab781a2f97..021d129f132 100644
--- a/components/script/dom/webidls/DOMPointReadOnly.webidl
+++ b/components/script/dom/webidls/DOMPointReadOnly.webidl
@@ -20,10 +20,3 @@ interface DOMPointReadOnly {
     readonly attribute unrestricted double z;
     readonly attribute unrestricted double w;
 };
-
-dictionary DOMPointInit {
-    unrestricted double x = 0;
-    unrestricted double y = 0;
-    unrestricted double z = 0;
-    unrestricted double w = 1;
-};
diff --git a/components/script/dom/webidls/DOMQuad.webidl b/components/script/dom/webidls/DOMQuad.webidl
new file mode 100644
index 00000000000..0f3f11fac41
--- /dev/null
+++ b/components/script/dom/webidls/DOMQuad.webidl
@@ -0,0 +1,33 @@
+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/. */
+/*
+ * The origin of this IDL file is
+ * https://drafts.fxtf.org/geometry/#DOMQuad
+ *
+ * Copyright:
+ * To the extent possible under law, the editors have waived all copyright and
+ * related or neighboring rights to this work.
+ */
+
+[Constructor(optional DOMPointInit p1, optional DOMPointInit p2,
+             optional DOMPointInit p3, optional DOMPointInit p4),
+ /*Exposed=(Window,Worker)*/]
+interface DOMQuad {
+    [NewObject] static DOMQuad fromRect(optional DOMRectInit other);
+    [NewObject] static DOMQuad fromQuad(optional DOMQuadInit other);
+
+    [SameObject] readonly attribute DOMPoint p1;
+    [SameObject] readonly attribute DOMPoint p2;
+    [SameObject] readonly attribute DOMPoint p3;
+    [SameObject] readonly attribute DOMPoint p4;
+    [NewObject] DOMRect getBounds();
+};
+
+dictionary DOMQuadInit {
+    DOMPointInit p1;
+    DOMPointInit p2;
+    DOMPointInit p3;
+    DOMPointInit p4;
+};