15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org> 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org> 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2009 Google, Inc. All rights reserved. 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2009 Apple Inc. All rights reserved. 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This library is free software; you can redistribute it and/or 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modify it under the terms of the GNU Library General Public 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * License as published by the Free Software Foundation; either 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * version 2 of the License, or (at your option) any later version. 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This library is distributed in the hope that it will be useful, 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * but WITHOUT ANY WARRANTY; without even the implied warranty of 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Library General Public License for more details. 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * You should have received a copy of the GNU Library General Public License 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * along with this library; see the file COPYING.LIB. If not, write to 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Boston, MA 02110-1301, USA. 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#ifndef RenderSVGRoot_h 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define RenderSVGRoot_h 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2653e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/rendering/RenderReplaced.h" 271e202183a5dc46166763171984b285173f8585e5Torne (Richard Coles)#include "platform/geometry/FloatRect.h" 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)namespace WebCore { 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 31f5e4ad553afbc08dd2e729bb77e937a9a94d5827Torne (Richard Coles)class SVGElement; 325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 3353e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)class RenderSVGRoot FINAL : public RenderReplaced { 345c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 35f5e4ad553afbc08dd2e729bb77e937a9a94d5827Torne (Richard Coles) explicit RenderSVGRoot(SVGElement*); 365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual ~RenderSVGRoot(); 375c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool isEmbeddedThroughSVGImage() const; 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool isEmbeddedThroughFrameContainingSVGDocument() const; 405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 4110f88d5669dbd969c059d61ba09fa37dd72ac559Ben Murdoch virtual void computeIntrinsicRatioInformation(FloatSize& intrinsicSize, double& intrinsicRatio) const OVERRIDE; 425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderObject* firstChild() const { ASSERT(children() == virtualChildren()); return children()->firstChild(); } 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderObject* lastChild() const { ASSERT(children() == virtualChildren()); return children()->lastChild(); } 455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 46d6cdb82654e8f3343a693ca752d5c4cee0324e17Torne (Richard Coles) // If you have a RenderSVGRoot, use firstChild or lastChild instead. 47d6cdb82654e8f3343a693ca752d5c4cee0324e17Torne (Richard Coles) void slowFirstChild() const WTF_DELETED_FUNCTION; 48d6cdb82654e8f3343a693ca752d5c4cee0324e17Torne (Richard Coles) void slowLastChild() const WTF_DELETED_FUNCTION; 49d6cdb82654e8f3343a693ca752d5c4cee0324e17Torne (Richard Coles) 505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) const RenderObjectChildList* children() const { return &m_children; } 515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderObjectChildList* children() { return &m_children; } 525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool isLayoutSizeChanged() const { return m_isLayoutSizeChanged; } 5409380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void setNeedsBoundariesUpdate() OVERRIDE { m_needsBoundariesOrTransformUpdate = true; } 5509380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void setNeedsTransformUpdate() OVERRIDE { m_needsBoundariesOrTransformUpdate = true; } 565c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 575c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) IntSize containerSize() const { return m_containerSize; } 58aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch void setContainerSize(const IntSize& containerSize) 59aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch { 60aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch // SVGImage::draw() does a view layout prior to painting, 61aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch // and we need that layout to know of the new size otherwise 62aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch // the rendering may be incorrectly using the old size. 63aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch if (m_containerSize != containerSize) 645d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles) setNeedsLayoutAndFullPaintInvalidation(); 65aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch m_containerSize = containerSize; 66aafa69cb17c9d6606c07663ade5f81388a2c5986Ben Murdoch } 675c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 6802772c6a72f1ee0b226341a4f4439970c29fc861Ben Murdoch // localToBorderBoxTransform maps local SVG viewport coordinates to local CSS box coordinates. 695c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) const AffineTransform& localToBorderBoxTransform() const { return m_localToBorderBoxTransform; } 705c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 715c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 7209380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual RenderObjectChildList* virtualChildren() OVERRIDE { return children(); } 7309380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual const RenderObjectChildList* virtualChildren() const OVERRIDE { return children(); } 745c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 7509380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual const char* renderName() const OVERRIDE { return "RenderSVGRoot"; } 7609380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual bool isSVGRoot() const OVERRIDE { return true; } 7709380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual bool isSVG() const OVERRIDE { return true; } 785c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 79926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) virtual LayoutUnit computeReplacedLogicalWidth(ShouldComputePreferred = ComputeActual) const OVERRIDE; 8009380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual LayoutUnit computeReplacedLogicalHeight() const OVERRIDE; 8109380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void layout() OVERRIDE; 8209380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void paintReplaced(PaintInfo&, const LayoutPoint&) OVERRIDE; 835c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 8409380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void willBeDestroyed() OVERRIDE; 8509380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle) OVERRIDE; 8609380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual bool isChildAllowed(RenderObject*, RenderStyle*) const OVERRIDE; 875c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual void addChild(RenderObject* child, RenderObject* beforeChild = 0) OVERRIDE; 885c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual void removeChild(RenderObject*) OVERRIDE; 8909380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual bool canHaveWhitespaceChildren() const OVERRIDE { return false; } 905c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 91c0e19a689c8ac22cdc96b291a8d33a5d3b0b34a4Torne (Richard Coles) virtual void insertedIntoTree() OVERRIDE; 92c0e19a689c8ac22cdc96b291a8d33a5d3b0b34a4Torne (Richard Coles) virtual void willBeRemovedFromTree() OVERRIDE; 93c0e19a689c8ac22cdc96b291a8d33a5d3b0b34a4Torne (Richard Coles) 9409380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual const AffineTransform& localToParentTransform() const OVERRIDE; 955c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 9609380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual FloatRect objectBoundingBox() const OVERRIDE { return m_objectBoundingBox; } 9709380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual FloatRect strokeBoundingBox() const OVERRIDE { return m_strokeBoundingBox; } 985d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles) virtual FloatRect paintInvalidationRectInLocalCoordinates() const OVERRIDE { return m_repaintBoundingBox; } 995c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1005c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) OVERRIDE; 1015c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1025d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles) virtual LayoutRect clippedOverflowRectForPaintInvalidation(const RenderLayerModelObject* paintInvalidationContainer) const OVERRIDE; 1035d92fedcae5e801a8b224de090094f2d9df0b54aTorne (Richard Coles) virtual void computeFloatRectForPaintInvalidation(const RenderLayerModelObject* paintInvalidationContainer, FloatRect& paintInvalidationRect, bool fixed) const OVERRIDE; 1045c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 105926b001d589ce2f10facb93dd4b87578ea35a855Torne (Richard Coles) virtual void mapLocalToContainer(const RenderLayerModelObject* repaintContainer, TransformState&, MapCoordinatesFlags = ApplyContainerFlip, bool* wasFixed = 0) const OVERRIDE; 1065c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) virtual const RenderObject* pushMappingToContainer(const RenderLayerModelObject* ancestorToStopAt, RenderGeometryMap&) const OVERRIDE; 1075c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 10809380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual bool canBeSelectionLeaf() const OVERRIDE { return false; } 10909380295ba73501a205346becac22c6978e4671dTorne (Richard Coles) virtual bool canHaveChildren() const OVERRIDE { return true; } 1105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 11110f88d5669dbd969c059d61ba09fa37dd72ac559Ben Murdoch bool shouldApplyViewportClip() const; 1125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void updateCachedBoundaries(); 1135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void buildLocalToBorderBoxTransform(); 1145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) RenderObjectChildList m_children; 1165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) IntSize m_containerSize; 1175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) FloatRect m_objectBoundingBox; 1185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool m_objectBoundingBoxValid; 1195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) FloatRect m_strokeBoundingBox; 1205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) FloatRect m_repaintBoundingBox; 1215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) mutable AffineTransform m_localToParentTransform; 1225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) AffineTransform m_localToBorderBoxTransform; 1235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool m_isLayoutSizeChanged : 1; 1245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool m_needsBoundariesOrTransformUpdate : 1; 125a9984bf9ddc3cf73fdae3f29134a2bab379e7029Ben Murdoch bool m_hasBoxDecorations : 1; 1265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 1275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 128bfe3590b1806e3ff18f46ee3af5d4b83078f305aTorne (Richard Coles)DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderSVGRoot, isSVGRoot()); 1295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} // namespace WebCore 1315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif // RenderSVGRoot_h 133