1 files changed, 143 insertions, 0 deletions
diff --git a/dom/svg/SVGForeignObjectElement.cpp b/dom/svg/SVGForeignObjectElement.cpp
new file mode 100644
index 0000000000..d1d7c46f43
--- /dev/null
+++ b/dom/svg/SVGForeignObjectElement.cpp
@@ -0,0 +1,143 @@
+/* -*- 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/. */
+
+#include "mozilla/dom/SVGForeignObjectElement.h"
+
+#include "mozilla/AlreadyAddRefed.h"
+#include "mozilla/ArrayUtils.h"
+#include "mozilla/dom/SVGDocument.h"
+#include "mozilla/dom/SVGForeignObjectElementBinding.h"
+#include "mozilla/dom/SVGLengthBinding.h"
+#include "SVGGeometryProperty.h"
+
+NS_IMPL_NS_NEW_SVG_ELEMENT(ForeignObject)
+
+namespace mozilla::dom {
+
+JSObject* SVGForeignObjectElement::WrapNode(JSContext* aCx,
+                                            JS::Handle<JSObject*> aGivenProto) {
+  return SVGForeignObjectElement_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+SVGElement::LengthInfo SVGForeignObjectElement::sLengthInfo[4] = {
+    {nsGkAtoms::x, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER,
+     SVGContentUtils::X},
+    {nsGkAtoms::y, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER,
+     SVGContentUtils::Y},
+    {nsGkAtoms::width, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER,
+     SVGContentUtils::X},
+    {nsGkAtoms::height, 0, SVGLength_Binding::SVG_LENGTHTYPE_NUMBER,
+     SVGContentUtils::Y},
+};
+
+//----------------------------------------------------------------------
+// Implementation
+
+SVGForeignObjectElement::SVGForeignObjectElement(
+    already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
+    : SVGGraphicsElement(std::move(aNodeInfo)) {}
+
+namespace SVGT = SVGGeometryProperty::Tags;
+
+//----------------------------------------------------------------------
+// nsINode methods
+
+NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGForeignObjectElement)
+
+//----------------------------------------------------------------------
+
+already_AddRefed<DOMSVGAnimatedLength> SVGForeignObjectElement::X() {
+  return mLengthAttributes[ATTR_X].ToDOMAnimatedLength(this);
+}
+
+already_AddRefed<DOMSVGAnimatedLength> SVGForeignObjectElement::Y() {
+  return mLengthAttributes[ATTR_Y].ToDOMAnimatedLength(this);
+}
+
+already_AddRefed<DOMSVGAnimatedLength> SVGForeignObjectElement::Width() {
+  return mLengthAttributes[ATTR_WIDTH].ToDOMAnimatedLength(this);
+}
+
+already_AddRefed<DOMSVGAnimatedLength> SVGForeignObjectElement::Height() {
+  return mLengthAttributes[ATTR_HEIGHT].ToDOMAnimatedLength(this);
+}
+
+//----------------------------------------------------------------------
+// SVGElement methods
+
+/* virtual */
+gfxMatrix SVGForeignObjectElement::PrependLocalTransformsTo(
+    const gfxMatrix& aMatrix, SVGTransformTypes aWhich) const {
+  // 'transform' attribute:
+  gfxMatrix fromUserSpace =
+      SVGGraphicsElement::PrependLocalTransformsTo(aMatrix, aWhich);
+  if (aWhich == eUserSpaceToParent) {
+    return fromUserSpace;
+  }
+  // our 'x' and 'y' attributes:
+  float x, y;
+
+  if (!SVGGeometryProperty::ResolveAll<SVGT::X, SVGT::Y>(this, &x, &y)) {
+    // This function might be called for element in display:none subtree
+    // (e.g. getScreenCTM), we fall back to use SVG attributes.
+    const_cast<SVGForeignObjectElement*>(this)->GetAnimatedLengthValues(
+        &x, &y, nullptr);
+  }
+
+  gfxMatrix toUserSpace = gfxMatrix::Translation(x, y);
+  if (aWhich == eChildToUserSpace) {
+    return toUserSpace * aMatrix;
+  }
+  MOZ_ASSERT(aWhich == eAllTransforms, "Unknown TransformTypes");
+  return toUserSpace * fromUserSpace;
+}
+
+/* virtual */
+bool SVGForeignObjectElement::HasValidDimensions() const {
+  float width, height;
+
+  DebugOnly<bool> ok =
+      SVGGeometryProperty::ResolveAll<SVGT::Width, SVGT::Height>(
+          const_cast<SVGForeignObjectElement*>(this), &width, &height);
+  MOZ_ASSERT(ok, "SVGGeometryProperty::ResolveAll failed");
+  return width > 0 && height > 0;
+}
+
+//----------------------------------------------------------------------
+// nsIContent methods
+
+NS_IMETHODIMP_(bool)
+SVGForeignObjectElement::IsAttributeMapped(const nsAtom* name) const {
+  return IsInLengthInfo(name, sLengthInfo) ||
+         SVGGraphicsElement::IsAttributeMapped(name);
+}
+
+//----------------------------------------------------------------------
+// SVGElement methods
+
+SVGElement::LengthAttributesInfo SVGForeignObjectElement::GetLengthInfo() {
+  return LengthAttributesInfo(mLengthAttributes, sLengthInfo,
+                              ArrayLength(sLengthInfo));
+}
+
+nsCSSPropertyID SVGForeignObjectElement::GetCSSPropertyIdForAttrEnum(
+    uint8_t aAttrEnum) {
+  switch (aAttrEnum) {
+    case ATTR_X:
+      return eCSSProperty_x;
+    case ATTR_Y:
+      return eCSSProperty_y;
+    case ATTR_WIDTH:
+      return eCSSProperty_width;
+    case ATTR_HEIGHT:
+      return eCSSProperty_height;
+    default:
+      MOZ_ASSERT_UNREACHABLE("Unknown attr enum");
+      return eCSSProperty_UNKNOWN;
+  }
+}
+
+}  // namespace mozilla::dom