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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 |
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 #ifndef SVGTextLayoutEngineSpacing_h | 20 #ifndef SVGTextLayoutEngineSpacing_h |
21 #define SVGTextLayoutEngineSpacing_h | 21 #define SVGTextLayoutEngineSpacing_h |
22 | 22 |
23 #include "core/rendering/svg/SVGTextMetrics.h" | 23 #include "core/rendering/svg/SVGTextMetrics.h" |
| 24 #include "wtf/Noncopyable.h" |
| 25 #include "wtf/unicode/Unicode.h" |
24 | 26 |
25 namespace blink { | 27 namespace blink { |
26 | 28 |
27 class Font; | 29 class Font; |
28 | 30 |
29 // Helper class used by SVGTextLayoutEngine to handle 'letter-spacing' and 'word
-spacing'. | 31 // Helper class used by SVGTextLayoutEngine to handle 'letter-spacing' and 'word
-spacing'. |
30 class SVGTextLayoutEngineSpacing { | 32 class SVGTextLayoutEngineSpacing { |
31 WTF_MAKE_NONCOPYABLE(SVGTextLayoutEngineSpacing); | 33 WTF_MAKE_NONCOPYABLE(SVGTextLayoutEngineSpacing); |
32 public: | 34 public: |
33 SVGTextLayoutEngineSpacing(const Font&, float effectiveZoom); | 35 SVGTextLayoutEngineSpacing(const Font&, float effectiveZoom); |
34 | 36 |
35 float calculateCSSSpacing(UChar currentCharacter); | 37 float calculateCSSSpacing(UChar currentCharacter); |
36 | 38 |
37 private: | 39 private: |
38 const Font& m_font; | 40 const Font& m_font; |
39 UChar m_lastCharacter; | 41 UChar m_lastCharacter; |
40 float m_effectiveZoom; | 42 float m_effectiveZoom; |
41 }; | 43 }; |
42 | 44 |
43 } // namespace blink | 45 } // namespace blink |
44 | 46 |
45 #endif | 47 #endif |
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