dom/svg/SVGGradientElement.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 DOM_SVG_SVGGRADIENTELEMENT_H_
   8 #define DOM_SVG_SVGGRADIENTELEMENT_H_
   9
  10 #include "SVGAnimatedEnumeration.h"
  11 #include "SVGAnimatedLength.h"
  12 #include "SVGAnimatedString.h"
  13 #include "SVGAnimatedTransformList.h"
  14 #include "mozilla/dom/SVGElement.h"
  15 #include "mozilla/UniquePtr.h"
  16
  17 nsresult NS_NewSVGLinearGradientElement(
  18     nsIContent** aResult, already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
  19 nsresult NS_NewSVGRadialGradientElement(
  20     nsIContent** aResult, already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
  21
  22 namespace mozilla {
  23 class SVGGradientFrame;
  24 class SVGLinearGradientFrame;
  25 class SVGRadialGradientFrame;
  26
  27 namespace dom {
  28
  29 class DOMSVGAnimatedTransformList;
  30
  31 //--------------------- Gradients------------------------
  32
  33 using SVGGradientElementBase = SVGElement;
  34
  35 class SVGGradientElement : public SVGGradientElementBase {
  36   friend class mozilla::SVGGradientFrame;
  37
  38  protected:
  39   explicit SVGGradientElement(
  40       already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
  41   JSObject* WrapNode(JSContext* aCx,
  42                      JS::Handle<JSObject*> aGivenProto) override = 0;
  43
  44  public:
  45   // nsIContent
  46   nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override = 0;
  47
  48   virtual SVGAnimatedTransformList* GetAnimatedTransformList(
  49       uint32_t aFlags = 0) override;
  50   nsStaticAtom* GetTransformListAttrName() const override {
  51     return nsGkAtoms::gradientTransform;
  52   }
  53
  54   // WebIDL
  55   already_AddRefed<DOMSVGAnimatedEnumeration> GradientUnits();
  56   already_AddRefed<DOMSVGAnimatedTransformList> GradientTransform();
  57   already_AddRefed<DOMSVGAnimatedEnumeration> SpreadMethod();
  58   already_AddRefed<DOMSVGAnimatedString> Href();
  59
  60  protected:
  61   EnumAttributesInfo GetEnumInfo() override;
  62   StringAttributesInfo GetStringInfo() override;
  63
  64   enum { GRADIENTUNITS, SPREADMETHOD };
  65   SVGAnimatedEnumeration mEnumAttributes[2];
  66   static SVGEnumMapping sSpreadMethodMap[];
  67   static EnumInfo sEnumInfo[2];
  68
  69   enum { HREF, XLINK_HREF };
  70   SVGAnimatedString mStringAttributes[2];
  71   static StringInfo sStringInfo[2];
  72
  73   // SVGGradientElement values
  74   UniquePtr<SVGAnimatedTransformList> mGradientTransform;
  75 };
  76
  77 //---------------------Linear Gradients------------------------
  78
  79 using SVGLinearGradientElementBase = SVGGradientElement;
  80
  81 class SVGLinearGradientElement final : public SVGLinearGradientElementBase {
  82   friend class mozilla::SVGLinearGradientFrame;
  83   friend nsresult(::NS_NewSVGLinearGradientElement(
  84       nsIContent** aResult,
  85       already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo));
  86
  87  protected:
  88   explicit SVGLinearGradientElement(
  89       already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
  90   virtual JSObject* WrapNode(JSContext* aCx,
  91                              JS::Handle<JSObject*> aGivenProto) override;
  92
  93  public:
  94   nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
  95
  96   // WebIDL
  97   already_AddRefed<DOMSVGAnimatedLength> X1();
  98   already_AddRefed<DOMSVGAnimatedLength> Y1();
  99   already_AddRefed<DOMSVGAnimatedLength> X2();
 100   already_AddRefed<DOMSVGAnimatedLength> Y2();
 101
 102  protected:
 103   LengthAttributesInfo GetLengthInfo() override;
 104
 105   enum { ATTR_X1, ATTR_Y1, ATTR_X2, ATTR_Y2 };
 106   SVGAnimatedLength mLengthAttributes[4];
 107   static LengthInfo sLengthInfo[4];
 108 };
 109
 110 //-------------------------- Radial Gradients ----------------------------
 111
 112 using SVGRadialGradientElementBase = SVGGradientElement;
 113
 114 class SVGRadialGradientElement final : public SVGRadialGradientElementBase {
 115   friend class mozilla::SVGRadialGradientFrame;
 116   friend nsresult(::NS_NewSVGRadialGradientElement(
 117       nsIContent** aResult,
 118       already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo));
 119
 120  protected:
 121   explicit SVGRadialGradientElement(
 122       already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
 123   virtual JSObject* WrapNode(JSContext* aCx,
 124                              JS::Handle<JSObject*> aGivenProto) override;
 125
 126  public:
 127   nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
 128
 129   // WebIDL
 130   already_AddRefed<DOMSVGAnimatedLength> Cx();
 131   already_AddRefed<DOMSVGAnimatedLength> Cy();
 132   already_AddRefed<DOMSVGAnimatedLength> R();
 133   already_AddRefed<DOMSVGAnimatedLength> Fx();
 134   already_AddRefed<DOMSVGAnimatedLength> Fy();
 135   already_AddRefed<DOMSVGAnimatedLength> Fr();
 136
 137  protected:
 138   LengthAttributesInfo GetLengthInfo() override;
 139
 140   enum { ATTR_CX, ATTR_CY, ATTR_R, ATTR_FX, ATTR_FY, ATTR_FR };
 141   SVGAnimatedLength mLengthAttributes[6];
 142   static LengthInfo sLengthInfo[6];
 143 };
 144
 145 }  // namespace dom
 146 }  // namespace mozilla
 147
 148 #endif  // DOM_SVG_SVGGRADIENTELEMENT_H_