1/* 2 * Copyright (C) Research In Motion Limited 2010-2011. All rights reserved. 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public License 15 * along with this library; see the file COPYING.LIB. If not, write to 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 */ 19 20#ifndef SVGTextLayoutAttributes_h 21#define SVGTextLayoutAttributes_h 22 23#include "core/rendering/svg/SVGTextMetrics.h" 24#include "wtf/HashMap.h" 25#include "wtf/Noncopyable.h" 26#include "wtf/Vector.h" 27#include "wtf/text/WTFString.h" 28 29namespace blink { 30 31class RenderSVGInlineText; 32 33struct SVGCharacterData { 34 SVGCharacterData(); 35 36 float x; 37 float y; 38 float dx; 39 float dy; 40 float rotate; 41}; 42 43typedef HashMap<unsigned, SVGCharacterData> SVGCharacterDataMap; 44 45class SVGTextLayoutAttributes { 46 WTF_MAKE_NONCOPYABLE(SVGTextLayoutAttributes); 47public: 48 SVGTextLayoutAttributes(RenderSVGInlineText*); 49 50 void clear(); 51 void dump() const; 52 static float emptyValue(); 53 54 RenderSVGInlineText* context() const { return m_context; } 55 56 SVGCharacterDataMap& characterDataMap() { return m_characterDataMap; } 57 const SVGCharacterDataMap& characterDataMap() const { return m_characterDataMap; } 58 59 Vector<SVGTextMetrics>& textMetricsValues() { return m_textMetricsValues; } 60 const Vector<SVGTextMetrics>& textMetricsValues() const { return m_textMetricsValues; } 61 62private: 63 RenderSVGInlineText* m_context; 64 SVGCharacterDataMap m_characterDataMap; 65 Vector<SVGTextMetrics> m_textMetricsValues; 66}; 67 68inline SVGCharacterData::SVGCharacterData() 69 : x(SVGTextLayoutAttributes::emptyValue()) 70 , y(SVGTextLayoutAttributes::emptyValue()) 71 , dx(SVGTextLayoutAttributes::emptyValue()) 72 , dy(SVGTextLayoutAttributes::emptyValue()) 73 , rotate(SVGTextLayoutAttributes::emptyValue()) 74{ 75} 76 77} // namespace blink 78 79#endif 80