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/*
* Copyright (C) 2004, 2005, 2006 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005, 2006, 2007, 2010 Rob Buis <buis@kde.org>
* Copyright (C) 2014 Google, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef SVGSVGElement_h
#define SVGSVGElement_h
#include "core/svg/SVGAnimatedLength.h"
#include "core/svg/SVGFitToViewBox.h"
#include "core/svg/SVGGraphicsElement.h"
#include "core/svg/SVGPoint.h"
#include "core/svg/SVGZoomAndPan.h"
#include "platform/heap/Handle.h"
namespace blink {
class SMILTimeContainer;
class SVGAngleTearOff;
class SVGLengthTearOff;
class SVGMatrixTearOff;
class SVGNumberTearOff;
class SVGPointTearOff;
class SVGTransformTearOff;
class SVGViewSpec;
class SVGSVGElement final : public SVGGraphicsElement,
public SVGFitToViewBox,
public SVGZoomAndPan {
DEFINE_WRAPPERTYPEINFO();
USING_GARBAGE_COLLECTED_MIXIN(SVGSVGElement);
public:
DECLARE_NODE_FACTORY(SVGSVGElement);
float intrinsicWidth() const;
float intrinsicHeight() const;
FloatSize currentViewportSize() const;
FloatRect currentViewBoxRect() const;
SVGPreserveAspectRatio* currentPreserveAspectRatio() const;
float currentScale() const;
void setCurrentScale(float scale);
FloatPoint currentTranslate() { return m_translation->value(); }
void setCurrentTranslate(const FloatPoint&);
SVGPointTearOff* currentTranslateFromJavascript();
SMILTimeContainer* timeContainer() const { return m_timeContainer.get(); }
void pauseAnimations();
void unpauseAnimations();
bool animationsPaused() const;
float getCurrentTime() const;
void setCurrentTime(float seconds);
// Stubs for the deprecated 'redraw' interface.
unsigned suspendRedraw(unsigned) { return 1; }
void unsuspendRedraw(unsigned) {}
void unsuspendRedrawAll() {}
void forceRedraw() {}
StaticNodeList* getIntersectionList(SVGRectTearOff*,
SVGElement* referenceElement) const;
StaticNodeList* getEnclosureList(SVGRectTearOff*,
SVGElement* referenceElement) const;
bool checkIntersection(SVGElement*, SVGRectTearOff*) const;
bool checkEnclosure(SVGElement*, SVGRectTearOff*) const;
void deselectAll();
static SVGNumberTearOff* createSVGNumber();
static SVGLengthTearOff* createSVGLength();
static SVGAngleTearOff* createSVGAngle();
static SVGPointTearOff* createSVGPoint();
static SVGMatrixTearOff* createSVGMatrix();
static SVGRectTearOff* createSVGRect();
static SVGTransformTearOff* createSVGTransform();
static SVGTransformTearOff* createSVGTransformFromMatrix(SVGMatrixTearOff*);
AffineTransform viewBoxToViewTransform(float viewWidth,
float viewHeight) const;
void setupInitialView(const String& fragmentIdentifier, Element* anchorNode);
bool zoomAndPanEnabled() const;
bool hasIntrinsicWidth() const;
bool hasIntrinsicHeight() const;
SVGAnimatedLength* x() const { return m_x.get(); }
SVGAnimatedLength* y() const { return m_y.get(); }
SVGAnimatedLength* width() const { return m_width.get(); }
SVGAnimatedLength* height() const { return m_height.get(); }
DECLARE_VIRTUAL_TRACE();
SVGViewSpec* viewSpec() const { return m_viewSpec; }
void setViewSpec(SVGViewSpec*);
private:
explicit SVGSVGElement(Document&);
~SVGSVGElement() override;
SVGViewSpec& ensureViewSpec();
void parseAttribute(const AttributeModificationParams&) override;
bool isPresentationAttribute(const QualifiedName&) const override;
bool isPresentationAttributeWithSVGDOM(const QualifiedName&) const override;
void collectStyleForPresentationAttribute(const QualifiedName&,
const AtomicString&,
MutableStylePropertySet*) override;
bool layoutObjectIsNeeded(const ComputedStyle&) override;
LayoutObject* createLayoutObject(const ComputedStyle&) override;
InsertionNotificationRequest insertedInto(ContainerNode*) override;
void removedFrom(ContainerNode*) override;
void svgAttributeChanged(const QualifiedName&) override;
bool selfHasRelativeLengths() const override;
bool shouldSynthesizeViewBox() const;
void updateUserTransform();
void finishParsingChildren() override;
enum GeometryMatchingMode { CheckIntersection, CheckEnclosure };
bool checkIntersectionOrEnclosure(const SVGElement&,
const FloatRect&,
GeometryMatchingMode) const;
StaticNodeList* collectIntersectionOrEnclosureList(
const FloatRect&,
SVGElement*,
GeometryMatchingMode) const;
Member<SVGAnimatedLength> m_x;
Member<SVGAnimatedLength> m_y;
Member<SVGAnimatedLength> m_width;
Member<SVGAnimatedLength> m_height;
AffineTransform localCoordinateSpaceTransform(
SVGElement::CTMScope) const override;
Member<SMILTimeContainer> m_timeContainer;
Member<SVGPoint> m_translation;
Member<SVGViewSpec> m_viewSpec;
float m_currentScale;
friend class SVGCurrentTranslateTearOff;
};
} // namespace blink
#endif // SVGSVGElement_h
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