1 files changed, 47 insertions, 0 deletions
diff --git a/dom/vr/XRViewport.h b/dom/vr/XRViewport.h
new file mode 100644
index 0000000000..5b36a0e8ed
--- /dev/null
+++ b/dom/vr/XRViewport.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_XRViewport_h_
+#define mozilla_dom_XRViewport_h_
+
+#include "mozilla/DOMEventTargetHelper.h"
+#include "mozilla/dom/WebXRBinding.h"
+#include "mozilla/gfx/Rect.h"
+
+#include "gfxVR.h"
+
+namespace mozilla::dom {
+
+class XRViewport final : public nsWrapperCache {
+ public:
+  NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(XRViewport)
+  NS_DECL_CYCLE_COLLECTION_NATIVE_WRAPPERCACHE_CLASS(XRViewport)
+
+  explicit XRViewport(nsISupports* aParent, const gfx::IntRect& aRect);
+
+  // WebIDL Boilerplate
+  nsISupports* GetParentObject() const { return mParent; }
+  JSObject* WrapObject(JSContext* aCx,
+                       JS::Handle<JSObject*> aGivenProto) override;
+
+  // WebIDL Members
+  int32_t X();
+  int32_t Y();
+  int32_t Width();
+  int32_t Height();
+
+ protected:
+  virtual ~XRViewport() = default;
+
+  nsCOMPtr<nsISupports> mParent;
+
+ public:
+  gfx::IntRect mRect;
+};
+
+}  // namespace mozilla::dom
+
+#endif  // mozilla_dom_XRViewport_h_