1 files changed, 47 insertions, 0 deletions
diff --git a/dom/vr/XRReferenceSpace.h b/dom/vr/XRReferenceSpace.h
new file mode 100644
index 0000000000..7a6f9a54bb
--- /dev/null
+++ b/dom/vr/XRReferenceSpace.h
@@ -0,0 +1,47 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/. */
+
+#ifndef mozilla_dom_XRReferenceSpace_h_
+#define mozilla_dom_XRReferenceSpace_h_
+
+#include "mozilla/DOMEventTargetHelper.h"
+#include "mozilla/dom/WebXRBinding.h"
+#include "mozilla/dom/XRSpace.h"
+
+#include "gfxVR.h"
+
+namespace mozilla::dom {
+
+enum class XRReferenceSpaceType : uint8_t;
+class XRRigidTransform;
+class XRSession;
+
+class XRReferenceSpace : public XRSpace {
+ public:
+  explicit XRReferenceSpace(nsIGlobalObject* aParent, XRSession* aSession,
+                            XRNativeOrigin* aNativeOrigin,
+                            XRReferenceSpaceType aType);
+
+  // WebIDL Boilerplate
+  JSObject* WrapObject(JSContext* aCx,
+                       JS::Handle<JSObject*> aGivenProto) override;
+
+  // WebIDL Members
+  virtual already_AddRefed<XRReferenceSpace> GetOffsetReferenceSpace(
+      const XRRigidTransform& aOriginOffset);
+
+  // TODO (Bug 1611309): Implement XRReferenceSpace reset events
+  // https://immersive-web.github.io/webxr/#eventdef-xrreferencespace-reset
+  IMPL_EVENT_HANDLER(reset);
+
+ protected:
+  virtual ~XRReferenceSpace() = default;
+  XRReferenceSpaceType mType;
+};
+
+}  // namespace mozilla::dom
+
+#endif  // mozilla_dom_XRReferenceSpace_h_