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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 THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_SVG_ELEMENT_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_SVG_ELEMENT_H_
#include "third_party/blink/renderer/core/svg/svg_animated_length.h"
#include "third_party/blink/renderer/core/svg/svg_fit_to_view_box.h"
#include "third_party/blink/renderer/core/svg/svg_graphics_element.h"
#include "third_party/blink/renderer/core/svg/svg_point.h"
#include "third_party/blink/renderer/core/svg/svg_zoom_and_pan.h"
#include "third_party/blink/renderer/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:
explicit SVGSVGElement(Document&);
float IntrinsicWidth() const;
float IntrinsicHeight() const;
FloatSize CurrentViewportSize() const;
FloatRect CurrentViewBoxRect() const;
const SVGPreserveAspectRatio* CurrentPreserveAspectRatio() const;
float currentScale() const;
void setCurrentScale(float scale);
FloatPoint CurrentTranslate() { return translation_->Value(); }
void SetCurrentTranslate(const FloatPoint&);
SVGPointTearOff* currentTranslateFromJavascript();
SMILTimeContainer* TimeContainer() const { return time_container_.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* reference_element) const;
StaticNodeList* getEnclosureList(SVGRectTearOff*,
SVGElement* reference_element) 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 view_width,
float view_height) const;
void SetupInitialView(const String& fragment_identifier,
Element* anchor_node);
bool ZoomAndPanEnabled() const;
bool HasIntrinsicWidth() const;
bool HasIntrinsicHeight() const;
SVGAnimatedLength* x() const { return x_.Get(); }
SVGAnimatedLength* y() const { return y_.Get(); }
SVGAnimatedLength* width() const { return width_.Get(); }
SVGAnimatedLength* height() const { return height_.Get(); }
void Trace(blink::Visitor*) override;
private:
~SVGSVGElement() override;
void SetViewSpec(const SVGViewSpec*);
void ParseAttribute(const AttributeModificationParams&) override;
bool IsPresentationAttribute(const QualifiedName&) const override;
void CollectStyleForPresentationAttribute(
const QualifiedName&,
const AtomicString&,
MutableCSSPropertyValueSet*) override;
void AttachLayoutTree(AttachContext&) override;
bool LayoutObjectIsNeeded(const ComputedStyle&) const override;
LayoutObject* CreateLayoutObject(const ComputedStyle&, LegacyLayout) override;
InsertionNotificationRequest InsertedInto(ContainerNode&) override;
void RemovedFrom(ContainerNode&) override;
void SvgAttributeChanged(const QualifiedName&) override;
void DidMoveToNewDocument(Document& old_document) override;
bool SelfHasRelativeLengths() const override;
bool ShouldSynthesizeViewBox() const;
void UpdateUserTransform();
void FinishParsingChildren() override;
enum GeometryMatchingMode { kCheckIntersection, kCheckEnclosure };
bool CheckIntersectionOrEnclosure(const SVGElement&,
const FloatRect&,
GeometryMatchingMode) const;
StaticNodeList* CollectIntersectionOrEnclosureList(
const FloatRect&,
SVGElement*,
GeometryMatchingMode) const;
Member<SVGAnimatedLength> x_;
Member<SVGAnimatedLength> y_;
Member<SVGAnimatedLength> width_;
Member<SVGAnimatedLength> height_;
AffineTransform LocalCoordinateSpaceTransform(CTMScope) const override;
Member<SMILTimeContainer> time_container_;
Member<SVGPoint> translation_;
Member<const SVGViewSpec> view_spec_;
float current_scale_;
friend class SVGCurrentTranslateTearOff;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_SVG_ELEMENT_H_
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