gecko-dev/dom/svg/DOMSVGAngle.h

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2.2 KiB
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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_DOMSVGANGLE_H_
#define DOM_SVG_DOMSVGANGLE_H_
#include "nsWrapperCache.h"
#include "SVGElement.h"
#include "mozilla/Attributes.h"
namespace mozilla {
class SVGAnimatedOrient;
namespace dom {
class SVGSVGElement;
class DOMSVGAngle final : public nsWrapperCache {
public:
enum class AngleType : int8_t { BaseValue, AnimValue, CreatedValue };
NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(DOMSVGAngle)
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(DOMSVGAngle)
/**
* Generic ctor for DOMSVGAngle objects that are created for an attribute.
*/
DOMSVGAngle(SVGAnimatedOrient* aVal, SVGElement* aSVGElement, AngleType aType)
: mVal(aVal), mSVGElement(aSVGElement), mType(aType) {}
/**
* Ctor for creating the objects returned by SVGSVGElement.createSVGAngle(),
* which do not initially belong to an attribute.
*/
explicit DOMSVGAngle(SVGSVGElement* aSVGElement);
// WebIDL
SVGElement* GetParentObject() { return mSVGElement; }
virtual JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
uint16_t UnitType() const;
float Value() const;
void GetValueAsString(nsAString& aValue);
void SetValue(float aValue, ErrorResult& rv);
float ValueInSpecifiedUnits() const;
void SetValueInSpecifiedUnits(float aValue, ErrorResult& rv);
void SetValueAsString(const nsAString& aValue, ErrorResult& rv);
void NewValueSpecifiedUnits(uint16_t unitType, float value, ErrorResult& rv);
void ConvertToSpecifiedUnits(uint16_t unitType, ErrorResult& rv);
protected:
~DOMSVGAngle();
SVGAnimatedOrient* mVal; // if mType is CreatedValue, we own the angle.
// Otherwise, the element does.
RefPtr<SVGElement> mSVGElement;
AngleType mType;
};
} // namespace dom
} // namespace mozilla
#endif // DOM_SVG_DOMSVGANGLE_H_