SVGGradientElement.h

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/* -*- 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_SVGGRADIENTELEMENT_H_

#define DOM_SVG_SVGGRADIENTELEMENT_H_

#include "SVGAnimatedEnumeration.h"

#include "SVGAnimatedLength.h"

#include "SVGAnimatedString.h"

#include "SVGAnimatedTransformList.h"

#include "mozilla/dom/SVGElement.h"

#include "mozilla/UniquePtr.h"

nsresult NS_NewSVGLinearGradientElement(

    nsIContent** aResult, already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);

nsresult NS_NewSVGRadialGradientElement(

    nsIContent** aResult, already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);

namespace mozilla {

class SVGGradientFrame;

class SVGLinearGradientFrame;

class SVGRadialGradientFrame;

namespace dom {

class DOMSVGAnimatedTransformList;

//--------------------- Gradients------------------------

using SVGGradientElementBase = SVGElement;

class SVGGradientElement : public SVGGradientElementBase {

  friend class mozilla::SVGGradientFrame;

 protected:

  explicit SVGGradientElement(

      already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);

  JSObject* WrapNode(JSContext* aCx,

                     JS::Handle<JSObject*> aGivenProto) override = 0;

 public:

  // nsIContent

  nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override = 0;

  SVGAnimatedTransformList* GetAnimatedTransformList(

      uint32_t aFlags = 0) override;

  nsStaticAtom* GetTransformListAttrName() const override {

    return nsGkAtoms::gradientTransform;

  NS_IMETHOD_(bool) IsAttributeMapped(const nsAtom* aAttribute) const override;

  // WebIDL

  already_AddRefed<DOMSVGAnimatedEnumeration> GradientUnits();

  already_AddRefed<DOMSVGAnimatedTransformList> GradientTransform();

  already_AddRefed<DOMSVGAnimatedEnumeration> SpreadMethod();

  already_AddRefed<DOMSVGAnimatedString> Href();

 protected:

  EnumAttributesInfo GetEnumInfo() override;

  StringAttributesInfo GetStringInfo() override;

  enum { GRADIENTUNITS, SPREADMETHOD };

  SVGAnimatedEnumeration mEnumAttributes[2];

  static SVGEnumMapping sSpreadMethodMap[];

  static EnumInfo sEnumInfo[2];

  enum { HREF, XLINK_HREF };

  SVGAnimatedString mStringAttributes[2];

  static StringInfo sStringInfo[2];

  // SVGGradientElement values

  UniquePtr<SVGAnimatedTransformList> mGradientTransform;

};

//---------------------Linear Gradients------------------------

using SVGLinearGradientElementBase = SVGGradientElement;

class SVGLinearGradientElement final : public SVGLinearGradientElementBase {

  friend class mozilla::SVGLinearGradientFrame;

  friend nsresult(::NS_NewSVGLinearGradientElement(

      nsIContent** aResult,

      already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo));

 protected:

  explicit SVGLinearGradientElement(

      already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);

  virtual JSObject* WrapNode(JSContext* aCx,

                             JS::Handle<JSObject*> aGivenProto) override;

 public:

  nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;

  // WebIDL

  already_AddRefed<DOMSVGAnimatedLength> X1();

  already_AddRefed<DOMSVGAnimatedLength> Y1();

  already_AddRefed<DOMSVGAnimatedLength> X2();

  already_AddRefed<DOMSVGAnimatedLength> Y2();

 protected:

  LengthAttributesInfo GetLengthInfo() override;

  enum { ATTR_X1, ATTR_Y1, ATTR_X2, ATTR_Y2 };

  SVGAnimatedLength mLengthAttributes[4];

  static LengthInfo sLengthInfo[4];

};

//-------------------------- Radial Gradients ----------------------------

using SVGRadialGradientElementBase = SVGGradientElement;

class SVGRadialGradientElement final : public SVGRadialGradientElementBase {

  friend class mozilla::SVGRadialGradientFrame;

  friend nsresult(::NS_NewSVGRadialGradientElement(

      nsIContent** aResult,

      already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo));

 protected:

  explicit SVGRadialGradientElement(

      already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);

  virtual JSObject* WrapNode(JSContext* aCx,

                             JS::Handle<JSObject*> aGivenProto) override;

 public:

  nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;

  // WebIDL

  already_AddRefed<DOMSVGAnimatedLength> Cx();

  already_AddRefed<DOMSVGAnimatedLength> Cy();

  already_AddRefed<DOMSVGAnimatedLength> R();

  already_AddRefed<DOMSVGAnimatedLength> Fx();

  already_AddRefed<DOMSVGAnimatedLength> Fy();

  already_AddRefed<DOMSVGAnimatedLength> Fr();

 protected:

  LengthAttributesInfo GetLengthInfo() override;

  enum { ATTR_CX, ATTR_CY, ATTR_R, ATTR_FX, ATTR_FY, ATTR_FR };

  SVGAnimatedLength mLengthAttributes[6];

  static LengthInfo sLengthInfo[6];

};

}  // namespace dom

}  // namespace mozilla

#endif  // DOM_SVG_SVGGRADIENTELEMENT_H_