1 files changed, 62 insertions, 0 deletions
diff --git a/dom/svg/SVGGraphicsElement.h b/dom/svg/SVGGraphicsElement.h
new file mode 100644
index 0000000000..0b4eacc8ec
--- /dev/null
+++ b/dom/svg/SVGGraphicsElement.h
@@ -0,0 +1,62 @@
+/* -*- 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 DOM_SVG_SVGGRAPHICSELEMENT_H_
+#define DOM_SVG_SVGGRAPHICSELEMENT_H_
+
+#include "mozilla/dom/SVGTests.h"
+#include "mozilla/dom/SVGTransformableElement.h"
+
+namespace mozilla::dom {
+
+using SVGGraphicsElementBase = SVGTransformableElement;
+
+class SVGGraphicsElement : public SVGGraphicsElementBase, public SVGTests {
+ protected:
+  explicit SVGGraphicsElement(
+      already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
+  ~SVGGraphicsElement() = default;
+
+ public:
+  // interfaces:
+  NS_DECL_ISUPPORTS_INHERITED
+
+  NS_IMPL_FROMNODE_HELPER(SVGGraphicsElement, IsSVGGraphicsElement())
+
+  // WebIDL
+  SVGElement* GetNearestViewportElement();
+  SVGElement* GetFarthestViewportElement();
+  MOZ_CAN_RUN_SCRIPT
+  already_AddRefed<SVGRect> GetBBox(const SVGBoundingBoxOptions&);
+  already_AddRefed<SVGMatrix> GetCTM();
+  already_AddRefed<SVGMatrix> GetScreenCTM();
+
+  bool IsFocusableInternal(int32_t* aTabIndex, bool aWithMouse) override;
+  bool IsSVGGraphicsElement() const final { return true; }
+
+  using nsINode::Clone;
+  // Overrides SVGTests.
+  SVGElement* AsSVGElement() final { return this; }
+
+ protected:
+  // returns true if focusability has been definitively determined otherwise
+  // false
+  bool IsSVGFocusable(bool* aIsFocusable, int32_t* aTabIndex);
+
+  template <typename T>
+  bool IsInLengthInfo(const nsAtom* aAttribute, const T& aLengthInfos) const {
+    for (auto const& e : aLengthInfos) {
+      if (e.mName == aAttribute) {
+        return true;
+      }
+    }
+    return false;
+  }
+};
+
+}  // namespace mozilla::dom
+
+#endif  // DOM_SVG_SVGGRAPHICSELEMENT_H_