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/*
* Copyright (C) 2007 Eric Seidel <eric@webkit.org>
*
* 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 LayoutSVGHiddenContainer_h
#define LayoutSVGHiddenContainer_h
#include "core/layout/svg/LayoutSVGContainer.h"
namespace blink {
class SVGElement;
// This class is for containers which are never drawn, but do need to support
// style <defs>, <linearGradient>, <radialGradient> are all good examples
class LayoutSVGHiddenContainer : public LayoutSVGContainer {
public:
explicit LayoutSVGHiddenContainer(SVGElement*);
const char* name() const override { return "LayoutSVGHiddenContainer"; }
protected:
void layout() override;
bool isOfType(LayoutObjectType type) const override {
return type == LayoutObjectSVGHiddenContainer ||
LayoutSVGContainer::isOfType(type);
}
private:
// LayoutSVGHiddenContainer paints nothing.
void paint(const PaintInfo&, const LayoutPoint&) const final {}
bool paintedOutputOfObjectHasNoEffectRegardlessOfSize() const final {
return true;
}
LayoutRect absoluteVisualRect() const final { return LayoutRect(); }
FloatRect visualRectInLocalSVGCoordinates() const final {
return FloatRect();
}
void absoluteQuads(Vector<FloatQuad>&,
MapCoordinatesFlags mode = 0) const final {}
bool nodeAtFloatPoint(HitTestResult&,
const FloatPoint& pointInParent,
HitTestAction) final;
};
} // namespace blink
#endif // LayoutSVGHiddenContainer_h
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