RenderSVGModelObject.h   [plain text]

/*
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#pragma once

#include "RenderElement.h"
#include "SVGElement.h"
#include "SVGRenderSupport.h"

namespace WebCore {

// Most renderers in the SVG rendering tree will inherit from this class
// but not all. (e.g. RenderSVGForeignObject, RenderSVGBlock) thus methods
// required by SVG renders need to be declared on RenderObject, but shared
// logic can go in this class or in SVGRenderSupport.

class SVGElement;

class RenderSVGModelObject : public RenderElement {
    WTF_MAKE_ISO_ALLOCATED(RenderSVGModelObject);
public:
    LayoutRect clippedOverflowRectForRepaint(const RenderLayerModelObject* repaintContainer) const override;
    Optional<FloatRect> computeFloatVisibleRectInContainer(const FloatRect&, const RenderLayerModelObject* container, VisibleRectContext) const final;
    LayoutRect outlineBoundsForRepaint(const RenderLayerModelObject* repaintContainer, const RenderGeometryMap*) const final;

    void absoluteRects(Vector<IntRect>&, const LayoutPoint& accumulatedOffset) const final;
    void absoluteQuads(Vector<FloatQuad>&, bool* wasFixed) const override;

    void mapLocalToContainer(const RenderLayerModelObject* repaintContainer, TransformState&, MapCoordinatesFlags, bool* wasFixed) const final;
    const RenderObject* pushMappingToContainer(const RenderLayerModelObject* ancestorToStopAt, RenderGeometryMap&) const final;
    void styleDidChange(StyleDifference, const RenderStyle* oldStyle) override;

    static bool checkIntersection(RenderElement*, const FloatRect&);
    static bool checkEnclosure(RenderElement*, const FloatRect&);

    SVGElement& element() const { return downcast<SVGElement>(nodeForNonAnonymous()); }

protected:
    RenderSVGModelObject(SVGElement&, RenderStyle&&);

    void willBeDestroyed() override;

private:
    bool isRenderSVGModelObject() const final { return true; }

    // This method should never be called, SVG uses a different nodeAtPoint method
    bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) override;
    void absoluteFocusRingQuads(Vector<FloatQuad>&) final;
};

} // namespace WebCore

SPECIALIZE_TYPE_TRAITS_RENDER_OBJECT(RenderSVGModelObject, isRenderSVGModelObject())