1 files changed, 112 insertions, 0 deletions
diff --git a/dom/svg/SVGFEComponentTransferElement.cpp b/dom/svg/SVGFEComponentTransferElement.cpp
new file mode 100644
index 000000000..25764f418
--- /dev/null
+++ b/dom/svg/SVGFEComponentTransferElement.cpp
@@ -0,0 +1,112 @@
+/* -*- 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/SVGComponentTransferFunctionElement.h"
+#include "mozilla/dom/SVGFEComponentTransferElement.h"
+#include "mozilla/dom/SVGFEComponentTransferElementBinding.h"
+#include "nsSVGUtils.h"
+#include "mozilla/gfx/2D.h"
+
+NS_IMPL_NS_NEW_NAMESPACED_SVG_ELEMENT(FEComponentTransfer)
+
+using namespace mozilla::gfx;;
+
+namespace mozilla {
+namespace dom {
+
+JSObject*
+SVGFEComponentTransferElement::WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
+{
+  return SVGFEComponentTransferElementBinding::Wrap(aCx, this, aGivenProto);
+}
+
+nsSVGElement::StringInfo SVGFEComponentTransferElement::sStringInfo[2] =
+{
+  { &nsGkAtoms::result, kNameSpaceID_None, true },
+  { &nsGkAtoms::in, kNameSpaceID_None, true }
+};
+
+//----------------------------------------------------------------------
+// nsIDOMNode methods
+
+NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFEComponentTransferElement)
+
+already_AddRefed<SVGAnimatedString>
+SVGFEComponentTransferElement::In1()
+{
+  return mStringAttributes[IN1].ToDOMAnimatedString(this);
+}
+
+//----------------------------------------------------------------------
+// nsSVGElement methods
+
+nsSVGElement::StringAttributesInfo
+SVGFEComponentTransferElement::GetStringInfo()
+{
+  return StringAttributesInfo(mStringAttributes, sStringInfo,
+                              ArrayLength(sStringInfo));
+}
+
+//--------------------------------------------
+
+FilterPrimitiveDescription
+SVGFEComponentTransferElement::GetPrimitiveDescription(nsSVGFilterInstance* 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()) {
+
+    RefPtr<SVGComponentTransferFunctionElement> child;
+    CallQueryInterface(childContent,
+            (SVGComponentTransferFunctionElement**)getter_AddRefs(child));
+    if (child) {
+      childForChannel[child->GetChannel()] = child;
+    }
+  }
+
+  static const AttributeName attributeNames[4] = {
+    eComponentTransferFunctionR,
+    eComponentTransferFunctionG,
+    eComponentTransferFunctionB,
+    eComponentTransferFunctionA
+  };
+
+  FilterPrimitiveDescription descr(PrimitiveType::ComponentTransfer);
+  for (int32_t i = 0; i < 4; i++) {
+    if (childForChannel[i]) {
+      descr.Attributes().Set(attributeNames[i], childForChannel[i]->ComputeAttributes());
+    } else {
+      AttributeMap functionAttributes;
+      functionAttributes.Set(eComponentTransferFunctionType,
+                             (uint32_t)SVG_FECOMPONENTTRANSFER_TYPE_IDENTITY);
+      descr.Attributes().Set(attributeNames[i], functionAttributes);
+    }
+  }
+  return descr;
+}
+
+bool
+SVGFEComponentTransferElement::AttributeAffectsRendering(int32_t aNameSpaceID,
+                                                         nsIAtom* aAttribute) const
+{
+  return SVGFEComponentTransferElementBase::AttributeAffectsRendering(aNameSpaceID, aAttribute) ||
+         (aNameSpaceID == kNameSpaceID_None &&
+          aAttribute == nsGkAtoms::in);
+}
+
+void
+SVGFEComponentTransferElement::GetSourceImageNames(nsTArray<nsSVGStringInfo>& aSources)
+{
+  aSources.AppendElement(nsSVGStringInfo(&mStringAttributes[IN1], this));
+}
+
+} // namespace dom
+} // namespace mozilla