1/* 2 * Copyright (C) 2007 Eric Seidel <eric@webkit.org> 3 * Copyright (C) 2009 Google, Inc. 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public License 16 * along with this library; see the file COPYING.LIB. If not, write to 17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 */ 20 21#ifndef RenderSVGTransformableContainer_h 22#define RenderSVGTransformableContainer_h 23 24#include "RenderSVGContainer.h" 25#include "SVGGraphicsElement.h" 26 27namespace WebCore { 28 29class SVGGraphicsElement; 30class RenderSVGTransformableContainer final : public RenderSVGContainer { 31public: 32 RenderSVGTransformableContainer(SVGGraphicsElement&, PassRef<RenderStyle>); 33 SVGGraphicsElement& graphicsElement() { return toSVGGraphicsElement(RenderSVGContainer::element()); } 34 35 virtual bool isSVGTransformableContainer() const { return true; } 36 virtual const AffineTransform& localToParentTransform() const { return m_localTransform; } 37 virtual void setNeedsTransformUpdate() { m_needsTransformUpdate = true; } 38 virtual bool didTransformToRootUpdate() { return m_didTransformToRootUpdate; } 39 40private: 41 void element() const = delete; 42 virtual bool calculateLocalTransform(); 43 virtual AffineTransform localTransform() const { return m_localTransform; } 44 45 bool m_needsTransformUpdate : 1; 46 bool m_didTransformToRootUpdate : 1; 47 AffineTransform m_localTransform; 48 FloatSize m_lastTranslation; 49}; 50 51} 52 53#endif // RenderSVGTransformableContainer_h 54