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1 /* | 1 /* |
2 * Copyright (C) 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org> | 2 * Copyright (C) 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org> |
3 * Copyright (C) Research In Motion Limited 2010-2011. All rights reserved. | 3 * Copyright (C) Research In Motion Limited 2010-2011. All rights reserved. |
4 * | 4 * |
5 * This library is free software; you can redistribute it and/or | 5 * This library is free software; you can redistribute it and/or |
6 * modify it under the terms of the GNU Library General Public | 6 * modify it under the terms of the GNU Library General Public |
7 * License as published by the Free Software Foundation; either | 7 * License as published by the Free Software Foundation; either |
8 * version 2 of the License, or (at your option) any later version. | 8 * version 2 of the License, or (at your option) any later version. |
9 * | 9 * |
10 * This library is distributed in the hope that it will be useful, | 10 * This library is distributed in the hope that it will be useful, |
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 * Library General Public License for more details. | 13 * Library General Public License for more details. |
14 * | 14 * |
15 * You should have received a copy of the GNU Library General Public License | 15 * You should have received a copy of the GNU Library General Public License |
16 * along with this library; see the file COPYING.LIB. If not, write to | 16 * along with this library; see the file COPYING.LIB. If not, write to |
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
18 * Boston, MA 02110-1301, USA. | 18 * Boston, MA 02110-1301, USA. |
19 */ | 19 */ |
20 | 20 |
21 #include "config.h" | 21 #include "config.h" |
22 | 22 |
23 #if ENABLE(SVG_FONTS) | 23 #if ENABLE(SVG_FONTS) |
24 #include "core/rendering/svg/SVGTextRunRenderingContext.h" | 24 #include "core/rendering/svg/SVGTextRunRenderingContext.h" |
25 | 25 |
26 #include "core/rendering/RenderObject.h" | 26 #include "core/rendering/RenderObject.h" |
27 #include "core/rendering/svg/RenderSVGInlineText.h" | |
28 #include "core/rendering/svg/RenderSVGResourceSolidColor.h" | |
29 #include "core/rendering/svg/SVGRenderSupport.h" | |
30 #include "core/svg/SVGFontData.h" | 27 #include "core/svg/SVGFontData.h" |
31 #include "core/svg/SVGFontElement.h" | 28 #include "core/svg/SVGFontElement.h" |
32 #include "core/svg/SVGFontFaceElement.h" | 29 #include "core/svg/SVGFontFaceElement.h" |
33 #include "core/svg/SVGGlyphElement.h" | 30 #include "core/svg/SVGGlyphElement.h" |
34 #include "platform/fonts/GlyphBuffer.h" | 31 #include "platform/fonts/GlyphBuffer.h" |
35 #include "platform/fonts/shaping/SimpleShaper.h" | 32 #include "platform/fonts/shaping/SimpleShaper.h" |
36 #include "platform/graphics/GraphicsContext.h" | 33 #include "platform/graphics/GraphicsContext.h" |
37 | 34 |
38 namespace blink { | 35 namespace blink { |
39 | 36 |
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98 ASSERT(parentRenderObjectStyle); | 95 ASSERT(parentRenderObjectStyle); |
99 isVerticalText = parentRenderObjectStyle->svgStyle().isVerticalWritingMo
de(); | 96 isVerticalText = parentRenderObjectStyle->svgStyle().isVerticalWritingMo
de(); |
100 } | 97 } |
101 | 98 |
102 float scale = scaleEmToUnits(fontData->platformData().size(), fontFaceElemen
t->unitsPerEm()); | 99 float scale = scaleEmToUnits(fontData->platformData().size(), fontFaceElemen
t->unitsPerEm()); |
103 | 100 |
104 FloatPoint glyphOrigin; | 101 FloatPoint glyphOrigin; |
105 glyphOrigin.setX(svgFontData->horizontalOriginX() * scale); | 102 glyphOrigin.setX(svgFontData->horizontalOriginX() * scale); |
106 glyphOrigin.setY(svgFontData->horizontalOriginY() * scale); | 103 glyphOrigin.setY(svgFontData->horizontalOriginY() * scale); |
107 | 104 |
108 unsigned short resourceMode = context->textDrawingMode() == TextModeStroke ?
ApplyToStrokeMode : ApplyToFillMode; | |
109 | |
110 FloatPoint currentPoint = point; | 105 FloatPoint currentPoint = point; |
111 for (int i = 0; i < numGlyphs; ++i) { | 106 for (int i = 0; i < numGlyphs; ++i) { |
112 Glyph glyph = glyphBuffer.glyphAt(from + i); | 107 Glyph glyph = glyphBuffer.glyphAt(from + i); |
113 if (!glyph) | 108 if (!glyph) |
114 continue; | 109 continue; |
115 | 110 |
116 float advance = glyphBuffer.advanceAt(from + i); | 111 float advance = glyphBuffer.advanceAt(from + i); |
117 SVGGlyph svgGlyph = fontElement->svgGlyphForGlyph(glyph); | 112 SVGGlyph svgGlyph = fontElement->svgGlyphForGlyph(glyph); |
118 ASSERT(!svgGlyph.isPartOfLigature); | 113 ASSERT(!svgGlyph.isPartOfLigature); |
119 ASSERT(svgGlyph.tableEntry == glyph); | 114 ASSERT(svgGlyph.tableEntry == glyph); |
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134 glyphOrigin.setY(svgGlyph.verticalOriginY * scale); | 129 glyphOrigin.setY(svgGlyph.verticalOriginY * scale); |
135 } | 130 } |
136 | 131 |
137 AffineTransform glyphPathTransform; | 132 AffineTransform glyphPathTransform; |
138 glyphPathTransform.translate(currentPoint.x() + glyphOrigin.x(), current
Point.y() + glyphOrigin.y()); | 133 glyphPathTransform.translate(currentPoint.x() + glyphOrigin.x(), current
Point.y() + glyphOrigin.y()); |
139 glyphPathTransform.scale(scale, -scale); | 134 glyphPathTransform.scale(scale, -scale); |
140 | 135 |
141 Path glyphPath = svgGlyph.pathData; | 136 Path glyphPath = svgGlyph.pathData; |
142 glyphPath.transform(glyphPathTransform); | 137 glyphPath.transform(glyphPathTransform); |
143 | 138 |
144 SVGRenderSupport::fillOrStrokePath(context, resourceMode, glyphPath); | 139 if (context->textDrawingMode() == TextModeStroke) |
| 140 context->strokePath(glyphPath); |
| 141 else |
| 142 context->fillPath(glyphPath); |
145 | 143 |
146 if (isVerticalText) | 144 if (isVerticalText) |
147 currentPoint.move(0, advance); | 145 currentPoint.move(0, advance); |
148 else | 146 else |
149 currentPoint.move(advance, 0); | 147 currentPoint.move(advance, 0); |
150 } | 148 } |
151 } | 149 } |
152 | 150 |
153 GlyphData SVGTextRunRenderingContext::glyphDataForCharacter(const Font& font, co
nst TextRun& run, SimpleShaper& iterator, UChar32 character, bool mirror, int cu
rrentCharacter, unsigned& advanceLength) | 151 GlyphData SVGTextRunRenderingContext::glyphDataForCharacter(const Font& font, co
nst TextRun& run, SimpleShaper& iterator, UChar32 character, bool mirror, int cu
rrentCharacter, unsigned& advanceLength) |
154 { | 152 { |
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220 // Restore original state of the SVG Font glyph table and the current font f
allback list, | 218 // Restore original state of the SVG Font glyph table and the current font f
allback list, |
221 // to assure the next lookup of the same glyph won't immediately return the
fallback glyph. | 219 // to assure the next lookup of the same glyph won't immediately return the
fallback glyph. |
222 page->setGlyphDataForCharacter(character, glyphData.glyph, originalFontData)
; | 220 page->setGlyphDataForCharacter(character, glyphData.glyph, originalFontData)
; |
223 ASSERT(fallbackGlyphData.fontData); | 221 ASSERT(fallbackGlyphData.fontData); |
224 return fallbackGlyphData; | 222 return fallbackGlyphData; |
225 } | 223 } |
226 | 224 |
227 } | 225 } |
228 | 226 |
229 #endif | 227 #endif |
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