tor-browser

The Tor Browser
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DOMSVGAngle.h (2201B)

      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_DOMSVGANGLE_H_
      8 #define DOM_SVG_DOMSVGANGLE_H_
      9 
     10 #include "SVGElement.h"
     11 #include "nsWrapperCache.h"
     12 
     13 namespace mozilla {
     14 
     15 class SVGAnimatedOrient;
     16 
     17 namespace dom {
     18 class SVGSVGElement;
     19 
     20 class DOMSVGAngle final : public nsWrapperCache {
     21 public:
     22  enum class AngleType : int8_t { BaseValue, AnimValue, CreatedValue };
     23 
     24  NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(DOMSVGAngle)
     25  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(DOMSVGAngle)
     26 
     27  /**
     28   * Generic ctor for DOMSVGAngle objects that are created for an attribute.
     29   */
     30  DOMSVGAngle(SVGAnimatedOrient* aVal, SVGElement* aSVGElement, AngleType aType)
     31      : mVal(aVal), mSVGElement(aSVGElement), mType(aType) {}
     32 
     33  /**
     34   * Ctor for creating the objects returned by SVGSVGElement.createSVGAngle(),
     35   * which do not initially belong to an attribute.
     36   */
     37  explicit DOMSVGAngle(SVGSVGElement* aSVGElement);
     38 
     39  // WebIDL
     40  SVGElement* GetParentObject() { return mSVGElement; }
     41  JSObject* WrapObject(JSContext* aCx,
     42                       JS::Handle<JSObject*> aGivenProto) override;
     43  uint16_t UnitType() const;
     44  float Value() const;
     45  void GetValueAsString(nsAString& aValue);
     46  void SetValue(float aValue, ErrorResult& aRv);
     47  float ValueInSpecifiedUnits() const;
     48  void SetValueInSpecifiedUnits(float aValue, ErrorResult& aRv);
     49  void SetValueAsString(const nsAString& aValue, ErrorResult& aRv);
     50  void NewValueSpecifiedUnits(uint16_t aUnitType, float aValue,
     51                              ErrorResult& aRv);
     52  void ConvertToSpecifiedUnits(uint16_t aUnitType, ErrorResult& aRv);
     53 
     54 protected:
     55  ~DOMSVGAngle();
     56 
     57  SVGAnimatedOrient* mVal;  // if mType is CreatedValue, we own the angle.
     58                            // Otherwise, the element does.
     59  RefPtr<SVGElement> mSVGElement;
     60  AngleType mType;
     61 };
     62 
     63 }  // namespace dom
     64 }  // namespace mozilla
     65 
     66 #endif  // DOM_SVG_DOMSVGANGLE_H_