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Side by Side Diff: third_party/WebKit/Source/core/layout/svg/SVGTextLayoutEngineBaseline.cpp

Issue 1774943003: blink: Rename platform/ methods to prefix with get when they collide. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: clash-platform: rebase-yayyyyyyyy Created 4 years, 9 months ago
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1 /* 1 /*
2 * Copyright (C) Research In Motion Limited 2010. All rights reserved. 2 * Copyright (C) Research In Motion Limited 2010. 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
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34 { 34 {
35 ASSERT(m_effectiveZoom); 35 ASSERT(m_effectiveZoom);
36 } 36 }
37 37
38 float SVGTextLayoutEngineBaseline::calculateBaselineShift(const ComputedStyle& s tyle) const 38 float SVGTextLayoutEngineBaseline::calculateBaselineShift(const ComputedStyle& s tyle) const
39 { 39 {
40 const SVGComputedStyle& svgStyle = style.svgStyle(); 40 const SVGComputedStyle& svgStyle = style.svgStyle();
41 41
42 switch (svgStyle.baselineShift()) { 42 switch (svgStyle.baselineShift()) {
43 case BS_LENGTH: 43 case BS_LENGTH:
44 return SVGLengthContext::valueForLength(svgStyle.baselineShiftValue(), s tyle, m_font.fontDescription().computedPixelSize() / m_effectiveZoom); 44 return SVGLengthContext::valueForLength(svgStyle.baselineShiftValue(), s tyle, m_font.getFontDescription().computedPixelSize() / m_effectiveZoom);
45 case BS_SUB: 45 case BS_SUB:
46 return -m_font.fontMetrics().floatHeight() / 2 / m_effectiveZoom; 46 return -m_font.getFontMetrics().floatHeight() / 2 / m_effectiveZoom;
47 case BS_SUPER: 47 case BS_SUPER:
48 return m_font.fontMetrics().floatHeight() / 2 / m_effectiveZoom; 48 return m_font.getFontMetrics().floatHeight() / 2 / m_effectiveZoom;
49 default: 49 default:
50 ASSERT_NOT_REACHED(); 50 ASSERT_NOT_REACHED();
51 return 0; 51 return 0;
52 } 52 }
53 } 53 }
54 54
55 EAlignmentBaseline SVGTextLayoutEngineBaseline::dominantBaselineToAlignmentBasel ine(bool isVerticalText, LineLayoutItem textLineLayout) const 55 EAlignmentBaseline SVGTextLayoutEngineBaseline::dominantBaselineToAlignmentBasel ine(bool isVerticalText, LineLayoutItem textLineLayout) const
56 { 56 {
57 ASSERT(textLineLayout); 57 ASSERT(textLineLayout);
58 ASSERT(textLineLayout.style()); 58 ASSERT(textLineLayout.style());
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109 109
110 LineLayoutItem textLineLayoutParent = textLineLayout.parent(); 110 LineLayoutItem textLineLayoutParent = textLineLayout.parent();
111 ASSERT(textLineLayoutParent); 111 ASSERT(textLineLayoutParent);
112 112
113 EAlignmentBaseline baseline = textLineLayout.style()->svgStyle().alignmentBa seline(); 113 EAlignmentBaseline baseline = textLineLayout.style()->svgStyle().alignmentBa seline();
114 if (baseline == AB_AUTO || baseline == AB_BASELINE) { 114 if (baseline == AB_AUTO || baseline == AB_BASELINE) {
115 baseline = dominantBaselineToAlignmentBaseline(isVerticalText, textLineL ayoutParent); 115 baseline = dominantBaselineToAlignmentBaseline(isVerticalText, textLineL ayoutParent);
116 ASSERT(baseline != AB_AUTO && baseline != AB_BASELINE); 116 ASSERT(baseline != AB_AUTO && baseline != AB_BASELINE);
117 } 117 }
118 118
119 const FontMetrics& fontMetrics = m_font.fontMetrics(); 119 const FontMetrics& fontMetrics = m_font.getFontMetrics();
120 float ascent = fontMetrics.floatAscent() / m_effectiveZoom; 120 float ascent = fontMetrics.floatAscent() / m_effectiveZoom;
121 float descent = fontMetrics.floatDescent() / m_effectiveZoom; 121 float descent = fontMetrics.floatDescent() / m_effectiveZoom;
122 float xheight = fontMetrics.xHeight() / m_effectiveZoom; 122 float xheight = fontMetrics.xHeight() / m_effectiveZoom;
123 123
124 // Note: http://wiki.apache.org/xmlgraphics-fop/LineLayout/AlignmentHandling 124 // Note: http://wiki.apache.org/xmlgraphics-fop/LineLayout/AlignmentHandling
125 switch (baseline) { 125 switch (baseline) {
126 case AB_BEFORE_EDGE: 126 case AB_BEFORE_EDGE:
127 case AB_TEXT_BEFORE_EDGE: 127 case AB_TEXT_BEFORE_EDGE:
128 return ascent; 128 return ascent;
129 case AB_MIDDLE: 129 case AB_MIDDLE:
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141 case AB_MATHEMATICAL: 141 case AB_MATHEMATICAL:
142 return ascent / 2; 142 return ascent / 2;
143 case AB_BASELINE: 143 case AB_BASELINE:
144 default: 144 default:
145 ASSERT_NOT_REACHED(); 145 ASSERT_NOT_REACHED();
146 return 0; 146 return 0;
147 } 147 }
148 } 148 }
149 149
150 } // namespace blink 150 } // namespace blink
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