Issue #2241 - Part 7.2: Implement .fromRect and .fromQuad.

Backported from Mozilla bug 1558101.

1 files changed, 26 insertions, 0 deletions

diff --git a/dom/base/DOMQuad.cpp b/dom/base/DOMQuad.cpp
index 8457d9ddaa..258bfc1bfd 100644
--- a/dom/base/DOMQuad.cpp
+++ b/dom/base/DOMQuad.cpp
@@ -44,6 +44,32 @@ DOMQuad::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
 }
 
 already_AddRefed<DOMQuad>
+DOMQuad::FromRect(const GlobalObject& aGlobal, const DOMRectInit& aInit)
+{
+  nsISupports* parent = aGlobal.GetAsSupports();
+  RefPtr<DOMQuad> obj = new DOMQuad(parent);
+  obj->mPoints[0] = new DOMPoint(parent, aInit.mX, aInit.mY, 0, 1);
+  obj->mPoints[1] =
+      new DOMPoint(parent, aInit.mX + aInit.mWidth, aInit.mY, 0, 1);
+  obj->mPoints[2] = new DOMPoint(parent, aInit.mX + aInit.mWidth,
+                                 aInit.mY + aInit.mHeight, 0, 1);
+  obj->mPoints[3] =
+      new DOMPoint(parent, aInit.mX, aInit.mY + aInit.mHeight, 0, 1);
+  return obj.forget();
+}
+
+already_AddRefed<DOMQuad>
+DOMQuad::FromQuad(const GlobalObject& aGlobal, const DOMQuadInit& aInit)
+{
+  RefPtr<DOMQuad> obj = new DOMQuad(aGlobal.GetAsSupports());
+  obj->mPoints[0] = DOMPoint::FromPoint(aGlobal, aInit.mP1);
+  obj->mPoints[1] = DOMPoint::FromPoint(aGlobal, aInit.mP2);
+  obj->mPoints[2] = DOMPoint::FromPoint(aGlobal, aInit.mP3);
+  obj->mPoints[3] = DOMPoint::FromPoint(aGlobal, aInit.mP4);
+  return obj.forget();
+}
+
+already_AddRefed<DOMQuad>
 DOMQuad::Constructor(const GlobalObject& aGlobal,
                      const DOMPointInit& aP1,
                      const DOMPointInit& aP2,