1/* 2 * Copyright (C) 2006 Oliver Hunt <ojh16@student.canterbury.ac.nz> 3 * Copyright (C) 2006 Apple Inc. 4 * Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org> 5 * Copyright (C) Research In Motion Limited 2010. All rights reserved. 6 * 7 * This library is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Library General Public 9 * License as published by the Free Software Foundation; either 10 * version 2 of the License, or (at your option) any later version. 11 * 12 * This library is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Library General Public License for more details. 16 * 17 * You should have received a copy of the GNU Library General Public License 18 * along with this library; see the file COPYING.LIB. If not, write to 19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 20 * Boston, MA 02110-1301, USA. 21 */ 22 23#ifndef SVGRootInlineBox_h 24#define SVGRootInlineBox_h 25 26#include "RootInlineBox.h" 27#include "SVGRenderSupport.h" 28#include "SVGTextLayoutEngine.h" 29 30namespace WebCore { 31 32class RenderSVGText; 33class SVGInlineTextBox; 34 35class SVGRootInlineBox final : public RootInlineBox { 36public: 37 explicit SVGRootInlineBox(RenderSVGText&); 38 39 RenderSVGText& renderSVGText(); 40 41 virtual float virtualLogicalHeight() const override final { return m_logicalHeight; } 42 void setLogicalHeight(float height) { m_logicalHeight = height; } 43 44 virtual void paint(PaintInfo&, const LayoutPoint&, LayoutUnit lineTop, LayoutUnit lineBottom) override final; 45 46 void computePerCharacterLayoutInformation(); 47 48 InlineBox* closestLeafChildForPosition(const LayoutPoint&); 49 50private: 51 virtual bool isSVGRootInlineBox() const override final { return true; } 52 void reorderValueLists(Vector<SVGTextLayoutAttributes*>&); 53 void layoutCharactersInTextBoxes(InlineFlowBox*, SVGTextLayoutEngine&); 54 void layoutChildBoxes(InlineFlowBox*, FloatRect* = 0); 55 void layoutRootBox(const FloatRect&); 56 57 float m_logicalHeight; 58}; 59 60INLINE_BOX_OBJECT_TYPE_CASTS(SVGRootInlineBox, isSVGRootInlineBox()) 61 62} // namespace WebCore 63 64#endif // SVGRootInlineBox_h 65