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| 1 /* | 1 /* |
| 2 * Copyright (C) Research In Motion Limited 2010-2012. All rights reserved. | 2 * Copyright (C) Research In Motion Limited 2010-2012. All rights reserved. |
| 3 * | 3 * |
| 4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
| 5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
| 6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
| 7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
| 8 * | 8 * |
| 9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
| 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 * Library General Public License for more details. | 12 * Library General Public License for more details. |
| 13 * | 13 * |
| 14 * You should have received a copy of the GNU Library General Public License | 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 | 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, | 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 17 * Boston, MA 02110-1301, USA. | 17 * Boston, MA 02110-1301, USA. |
| 18 */ | 18 */ |
| 19 | 19 |
| 20 #include "config.h" | 20 #include "config.h" |
| 21 | 21 |
| 22 #include "core/rendering/svg/SVGTextMetricsBuilder.h" | 22 #include "core/rendering/svg/SVGTextMetricsBuilder.h" |
| 23 | 23 |
| 24 #include "core/rendering/svg/RenderSVGInlineText.h" | 24 #include "core/rendering/svg/RenderSVGInlineText.h" |
| 25 #include "core/rendering/svg/RenderSVGText.h" | 25 #include "core/rendering/svg/RenderSVGText.h" |
| 26 #include "platform/text/TextPath.h" |
| 26 | 27 |
| 27 namespace WebCore { | 28 namespace WebCore { |
| 28 | 29 |
| 29 SVGTextMetricsBuilder::SVGTextMetricsBuilder() | 30 SVGTextMetricsBuilder::SVGTextMetricsBuilder() |
| 30 : m_text(0) | 31 : m_text(0) |
| 31 , m_run(static_cast<const UChar*>(0), 0) | 32 , m_run(static_cast<const UChar*>(0), 0) |
| 32 , m_textPosition(0) | 33 , m_textPosition(0) |
| 33 , m_isComplexText(false) | 34 , m_isComplexText(false) |
| 34 , m_totalWidth(0) | 35 , m_totalWidth(0) |
| 35 { | 36 { |
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| 94 void SVGTextMetricsBuilder::initializeMeasurementWithTextRenderer(RenderSVGInlin
eText* text) | 95 void SVGTextMetricsBuilder::initializeMeasurementWithTextRenderer(RenderSVGInlin
eText* text) |
| 95 { | 96 { |
| 96 m_text = text; | 97 m_text = text; |
| 97 m_textPosition = 0; | 98 m_textPosition = 0; |
| 98 m_currentMetrics = SVGTextMetrics(); | 99 m_currentMetrics = SVGTextMetrics(); |
| 99 m_complexStartToCurrentMetrics = SVGTextMetrics(); | 100 m_complexStartToCurrentMetrics = SVGTextMetrics(); |
| 100 m_totalWidth = 0; | 101 m_totalWidth = 0; |
| 101 | 102 |
| 102 const Font& scaledFont = text->scaledFont(); | 103 const Font& scaledFont = text->scaledFont(); |
| 103 m_run = SVGTextMetrics::constructTextRun(text, 0, text->textLength()); | 104 m_run = SVGTextMetrics::constructTextRun(text, 0, text->textLength()); |
| 104 m_isComplexText = scaledFont.codePath(m_run) == Font::Complex; | 105 m_isComplexText = scaledFont.codePath(m_run) == ComplexPath; |
| 105 | 106 |
| 106 if (m_isComplexText) | 107 if (m_isComplexText) |
| 107 m_simpleWidthIterator.clear(); | 108 m_simpleWidthIterator.clear(); |
| 108 else | 109 else |
| 109 m_simpleWidthIterator = adoptPtr(new WidthIterator(&scaledFont, m_run)); | 110 m_simpleWidthIterator = adoptPtr(new WidthIterator(&scaledFont, m_run)); |
| 110 } | 111 } |
| 111 | 112 |
| 112 struct MeasureTextData { | 113 struct MeasureTextData { |
| 113 MeasureTextData(SVGCharacterDataMap* characterDataMap) | 114 MeasureTextData(SVGCharacterDataMap* characterDataMap) |
| 114 : allCharactersMap(characterDataMap) | 115 : allCharactersMap(characterDataMap) |
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| 217 } | 218 } |
| 218 | 219 |
| 219 void SVGTextMetricsBuilder::buildMetricsAndLayoutAttributes(RenderSVGText* textR
oot, RenderSVGInlineText* stopAtLeaf, SVGCharacterDataMap& allCharactersMap) | 220 void SVGTextMetricsBuilder::buildMetricsAndLayoutAttributes(RenderSVGText* textR
oot, RenderSVGInlineText* stopAtLeaf, SVGCharacterDataMap& allCharactersMap) |
| 220 { | 221 { |
| 221 ASSERT(textRoot); | 222 ASSERT(textRoot); |
| 222 MeasureTextData data(&allCharactersMap); | 223 MeasureTextData data(&allCharactersMap); |
| 223 walkTree(textRoot, stopAtLeaf, &data); | 224 walkTree(textRoot, stopAtLeaf, &data); |
| 224 } | 225 } |
| 225 | 226 |
| 226 } | 227 } |
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