1 files changed, 98 insertions, 0 deletions
diff --git a/dom/svg/SVGFEComponentTransferElement.cpp b/dom/svg/SVGFEComponentTransferElement.cpp
new file mode 100644
index 0000000000..fd9c44fc74
--- /dev/null
+++ b/dom/svg/SVGFEComponentTransferElement.cpp
@@ -0,0 +1,98 @@
+/* -*- 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/SVGFEComponentTransferElement.h"
+
+#include "mozilla/dom/SVGComponentTransferFunctionElement.h"
+#include "mozilla/dom/SVGFEComponentTransferElementBinding.h"
+#include "mozilla/gfx/2D.h"
+#include "mozilla/dom/Document.h"
+#include "mozilla/dom/BindContext.h"
+
+NS_IMPL_NS_NEW_SVG_ELEMENT(FEComponentTransfer)
+
+using namespace mozilla::gfx;
+;
+
+namespace mozilla::dom {
+
+JSObject* SVGFEComponentTransferElement::WrapNode(
+    JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
+  return SVGFEComponentTransferElement_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+SVGElement::StringInfo SVGFEComponentTransferElement::sStringInfo[2] = {
+    {nsGkAtoms::result, kNameSpaceID_None, true},
+    {nsGkAtoms::in, kNameSpaceID_None, true}};
+
+//----------------------------------------------------------------------
+// nsINode methods
+
+NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFEComponentTransferElement)
+
+already_AddRefed<DOMSVGAnimatedString> SVGFEComponentTransferElement::In1() {
+  return mStringAttributes[IN1].ToDOMAnimatedString(this);
+}
+
+//----------------------------------------------------------------------
+// SVGElement methods
+
+SVGElement::StringAttributesInfo
+SVGFEComponentTransferElement::GetStringInfo() {
+  return StringAttributesInfo(mStringAttributes, sStringInfo,
+                              ArrayLength(sStringInfo));
+}
+
+//--------------------------------------------
+
+FilterPrimitiveDescription
+SVGFEComponentTransferElement::GetPrimitiveDescription(
+    SVGFilterInstance* aInstance, const IntRect& aFilterSubregion,
+    const nsTArray<bool>& aInputsAreTainted,
+    nsTArray<RefPtr<SourceSurface>>& aInputImages) {
+  RefPtr<SVGComponentTransferFunctionElement> childForChannel[4];
+
+  for (nsIContent* childContent = nsINode::GetFirstChild(); childContent;
+       childContent = childContent->GetNextSibling()) {
+    if (auto* child =
+            SVGComponentTransferFunctionElement::FromNode(childContent)) {
+      childForChannel[child->GetChannel()] = child;
+    }
+  }
+
+  ComponentTransferAttributes atts;
+  for (int32_t i = 0; i < 4; i++) {
+    if (childForChannel[i]) {
+      childForChannel[i]->ComputeAttributes(i, atts);
+    } else {
+      atts.mTypes[i] = (uint8_t)SVG_FECOMPONENTTRANSFER_TYPE_IDENTITY;
+    }
+  }
+  return FilterPrimitiveDescription(AsVariant(std::move(atts)));
+}
+
+bool SVGFEComponentTransferElement::AttributeAffectsRendering(
+    int32_t aNameSpaceID, nsAtom* aAttribute) const {
+  return SVGFEComponentTransferElementBase::AttributeAffectsRendering(
+             aNameSpaceID, aAttribute) ||
+         (aNameSpaceID == kNameSpaceID_None && aAttribute == nsGkAtoms::in);
+}
+
+void SVGFEComponentTransferElement::GetSourceImageNames(
+    nsTArray<SVGStringInfo>& aSources) {
+  aSources.AppendElement(SVGStringInfo(&mStringAttributes[IN1], this));
+}
+
+nsresult SVGFEComponentTransferElement::BindToTree(BindContext& aCtx,
+                                                   nsINode& aParent) {
+  if (aCtx.InComposedDoc()) {
+    aCtx.OwnerDoc().SetUseCounter(eUseCounter_custom_feComponentTransfer);
+  }
+
+  return SVGFEComponentTransferElementBase::BindToTree(aCtx, aParent);
+}
+
+}  // namespace mozilla::dom