dom/svg/SVGFEOffsetElement.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_SVGFEOffsetElement_h
   8 #define mozilla_dom_SVGFEOffsetElement_h
   9
  10 #include "nsSVGFilters.h"
  11 #include "nsSVGNumber2.h"
  12 #include "nsSVGString.h"
  13
  14 nsresult NS_NewSVGFEOffsetElement(nsIContent **aResult,
  15                                   already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
  16
  17 namespace mozilla {
  18 namespace dom {
  19
  20 typedef nsSVGFE SVGFEOffsetElementBase;
  21
  22 class SVGFEOffsetElement : public SVGFEOffsetElementBase
  23 {
  24   friend nsresult (::NS_NewSVGFEOffsetElement(nsIContent **aResult,
  25                                               already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo));
  26 protected:
  27   explicit SVGFEOffsetElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo)
  28     : SVGFEOffsetElementBase(aNodeInfo)
  29   {
  30   }
  31   virtual JSObject* WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
  32
  33 public:
  34   virtual FilterPrimitiveDescription
  35     GetPrimitiveDescription(nsSVGFilterInstance* aInstance,
  36                             const IntRect& aFilterSubregion,
  37                             const nsTArray<bool>& aInputsAreTainted,
  38                             nsTArray<RefPtr<SourceSurface>>& aInputImages) override;
  39   virtual bool AttributeAffectsRendering(
  40           int32_t aNameSpaceID, nsAtom* aAttribute) const override;
  41   virtual nsSVGString& GetResultImageName() override { return mStringAttributes[RESULT]; }
  42   virtual void GetSourceImageNames(nsTArray<nsSVGStringInfo>& aSources) override;
  43
  44   virtual nsresult Clone(mozilla::dom::NodeInfo *aNodeInfo, nsINode **aResult,
  45                          bool aPreallocateChildren) const override;
  46
  47   // WebIDL
  48   already_AddRefed<SVGAnimatedString> In1();
  49   already_AddRefed<SVGAnimatedNumber> Dx();
  50   already_AddRefed<SVGAnimatedNumber> Dy();
  51
  52 protected:
  53   virtual NumberAttributesInfo GetNumberInfo() override;
  54   virtual StringAttributesInfo GetStringInfo() override;
  55
  56   enum { DX, DY };
  57   nsSVGNumber2 mNumberAttributes[2];
  58   static NumberInfo sNumberInfo[2];
  59
  60   enum { RESULT, IN1 };
  61   nsSVGString mStringAttributes[2];
  62   static StringInfo sStringInfo[2];
  63 };
  64
  65 } // namespace dom
  66 } // namespace mozilla
  67
  68 #endif // mozilla_dom_SVGFEOffsetElement_h