gecko-dev/dom/svg/SVGTransformableElement.h

81 lines
2.7 KiB
C++

/* -*- 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 SVGTransformableElement_h
#define SVGTransformableElement_h
#include "mozilla/Attributes.h"
#include "nsSVGAnimatedTransformList.h"
#include "nsSVGElement.h"
#include "gfxMatrix.h"
#include "mozilla/gfx/Matrix.h"
namespace mozilla {
namespace dom {
class SVGAnimatedTransformList;
class SVGGraphicsElement;
class SVGMatrix;
class SVGIRect;
struct SVGBoundingBoxOptions;
class SVGTransformableElement : public nsSVGElement
{
public:
explicit SVGTransformableElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo)
: nsSVGElement(aNodeInfo) {}
virtual ~SVGTransformableElement() {}
virtual nsresult Clone(mozilla::dom::NodeInfo *aNodeInfo, nsINode **aResult) const override = 0;
// WebIDL
already_AddRefed<SVGAnimatedTransformList> Transform();
nsSVGElement* GetNearestViewportElement();
nsSVGElement* GetFarthestViewportElement();
already_AddRefed<SVGIRect> GetBBox(const SVGBoundingBoxOptions& aOptions,
ErrorResult& rv);
already_AddRefed<SVGMatrix> GetCTM();
already_AddRefed<SVGMatrix> GetScreenCTM();
already_AddRefed<SVGMatrix> GetTransformToElement(SVGGraphicsElement& aElement,
ErrorResult& rv);
// nsIContent interface
NS_IMETHOD_(bool) IsAttributeMapped(const nsIAtom* aAttribute) const override;
nsChangeHint GetAttributeChangeHint(const nsIAtom* aAttribute,
int32_t aModType) const override;
// nsSVGElement overrides
virtual bool IsEventAttributeName(nsIAtom* aName) override;
virtual gfxMatrix PrependLocalTransformsTo(
const gfxMatrix &aMatrix,
SVGTransformTypes aWhich = eAllTransforms) const override;
virtual const gfx::Matrix* GetAnimateMotionTransform() const override;
virtual void SetAnimateMotionTransform(const gfx::Matrix* aMatrix) override;
virtual nsSVGAnimatedTransformList*
GetAnimatedTransformList(uint32_t aFlags = 0) override;
virtual nsIAtom* GetTransformListAttrName() const override {
return nsGkAtoms::transform;
}
virtual bool IsTransformable() override { return true; }
protected:
nsAutoPtr<nsSVGAnimatedTransformList> mTransforms;
// XXX maybe move this to property table, to save space on un-animated elems?
nsAutoPtr<gfx::Matrix> mAnimateMotionTransform;
};
} // namespace dom
} // namespace mozilla
#endif // SVGTransformableElement_h