mirror of
https://github.com/mozilla/gecko-dev.git
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a8939590de
The bulk of this commit was generated by running:
run-clang-tidy.py \
-checks='-*,llvm-namespace-comment' \
-header-filter=^/.../mozilla-central/.* \
-fix
130 lines
4.5 KiB
C++
130 lines
4.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef __NS_SVGANGLE_H__
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#define __NS_SVGANGLE_H__
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#include "nsCOMPtr.h"
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#include "nsError.h"
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#include "nsISMILAttr.h"
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#include "mozilla/Attributes.h"
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class nsISupports;
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class nsSMILValue;
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class nsSVGElement;
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namespace mozilla {
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// Angle Unit Types
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static const unsigned short SVG_ANGLETYPE_UNKNOWN = 0;
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static const unsigned short SVG_ANGLETYPE_UNSPECIFIED = 1;
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static const unsigned short SVG_ANGLETYPE_DEG = 2;
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static const unsigned short SVG_ANGLETYPE_RAD = 3;
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static const unsigned short SVG_ANGLETYPE_GRAD = 4;
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namespace dom {
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class nsSVGOrientType;
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class SVGAngle;
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class SVGAnimatedAngle;
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class SVGAnimationElement;
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} // namespace dom
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} // namespace mozilla
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class nsSVGAngle
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{
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friend class mozilla::dom::SVGAngle;
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friend class mozilla::dom::SVGAnimatedAngle;
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public:
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void Init(uint8_t aAttrEnum = 0xff,
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float aValue = 0,
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uint8_t aUnitType = mozilla::SVG_ANGLETYPE_UNSPECIFIED) {
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mAnimVal = mBaseVal = aValue;
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mAnimValUnit = mBaseValUnit = aUnitType;
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mAttrEnum = aAttrEnum;
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mIsAnimated = false;
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}
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nsresult SetBaseValueString(const nsAString& aValue,
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nsSVGElement *aSVGElement,
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bool aDoSetAttr);
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void GetBaseValueString(nsAString& aValue) const;
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void GetAnimValueString(nsAString& aValue) const;
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float GetBaseValue() const
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{ return mBaseVal * GetDegreesPerUnit(mBaseValUnit); }
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float GetAnimValue() const
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{ return mAnimVal * GetDegreesPerUnit(mAnimValUnit); }
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void SetBaseValue(float aValue, nsSVGElement *aSVGElement, bool aDoSetAttr);
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void SetAnimValue(float aValue, uint8_t aUnit, nsSVGElement *aSVGElement);
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uint8_t GetBaseValueUnit() const { return mBaseValUnit; }
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uint8_t GetAnimValueUnit() const { return mAnimValUnit; }
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float GetBaseValInSpecifiedUnits() const { return mBaseVal; }
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float GetAnimValInSpecifiedUnits() const { return mAnimVal; }
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static nsresult ToDOMSVGAngle(nsISupports **aResult);
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already_AddRefed<mozilla::dom::SVGAnimatedAngle>
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ToDOMAnimatedAngle(nsSVGElement* aSVGElement);
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// Returns a new nsISMILAttr object that the caller must delete
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nsISMILAttr* ToSMILAttr(nsSVGElement* aSVGElement);
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static float GetDegreesPerUnit(uint8_t aUnit);
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private:
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float mAnimVal;
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float mBaseVal;
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uint8_t mAnimValUnit;
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uint8_t mBaseValUnit;
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uint8_t mAttrEnum; // element specified tracking for attribute
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bool mIsAnimated;
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void SetBaseValueInSpecifiedUnits(float aValue, nsSVGElement *aSVGElement);
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nsresult NewValueSpecifiedUnits(uint16_t aUnitType, float aValue,
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nsSVGElement *aSVGElement);
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nsresult ConvertToSpecifiedUnits(uint16_t aUnitType, nsSVGElement *aSVGElement);
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already_AddRefed<mozilla::dom::SVGAngle> ToDOMBaseVal(nsSVGElement* aSVGElement);
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already_AddRefed<mozilla::dom::SVGAngle> ToDOMAnimVal(nsSVGElement* aSVGElement);
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public:
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// We do not currently implemente a SMILAngle struct because in SVG 1.1 the
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// only *animatable* attribute that takes an <angle> is 'orient', on the
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// 'marker' element, and 'orient' must be special cased since it can also
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// take the value 'auto', making it a more complex type.
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struct SMILOrient final : public nsISMILAttr
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{
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public:
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SMILOrient(mozilla::dom::nsSVGOrientType* aOrientType,
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nsSVGAngle* aAngle,
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nsSVGElement* aSVGElement)
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: mOrientType(aOrientType)
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, mAngle(aAngle)
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, mSVGElement(aSVGElement)
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{}
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// These will stay alive because a nsISMILAttr only lives as long
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// as the Compositing step, and DOM elements don't get a chance to
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// die during that.
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mozilla::dom::nsSVGOrientType* mOrientType;
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nsSVGAngle* mAngle;
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nsSVGElement* mSVGElement;
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// nsISMILAttr methods
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virtual nsresult ValueFromString(const nsAString& aStr,
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const mozilla::dom::SVGAnimationElement* aSrcElement,
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nsSMILValue& aValue,
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bool& aPreventCachingOfSandwich) const override;
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virtual nsSMILValue GetBaseValue() const override;
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virtual void ClearAnimValue() override;
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virtual nsresult SetAnimValue(const nsSMILValue& aValue) override;
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};
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};
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#endif //__NS_SVGANGLE_H__
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