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1 /* | 1 /* |
2 * Copyright (C) 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2012 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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40 namespace blink { | 40 namespace blink { |
41 | 41 |
42 namespace DecimalPrivate { | 42 namespace DecimalPrivate { |
43 class SpecialValueHandler; | 43 class SpecialValueHandler; |
44 } | 44 } |
45 | 45 |
46 // This class represents decimal base floating point number. | 46 // This class represents decimal base floating point number. |
47 // | 47 // |
48 // FIXME: Once all C++ compiler support decimal type, we should replace this | 48 // FIXME: Once all C++ compiler support decimal type, we should replace this |
49 // class to compiler supported one. See below URI for current status of decimal | 49 // class to compiler supported one. See below URI for current status of decimal |
50 // type for C++: // http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n197
7.html | 50 // type for C++: |
| 51 // http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1977.html |
51 class PLATFORM_EXPORT Decimal { | 52 class PLATFORM_EXPORT Decimal { |
52 USING_FAST_MALLOC(Decimal); | 53 USING_FAST_MALLOC(Decimal); |
53 | 54 |
54 public: | 55 public: |
55 enum Sign { | 56 enum Sign { |
56 Positive, | 57 Positive, |
57 Negative, | 58 Negative, |
58 }; | 59 }; |
59 | 60 |
60 // You should not use EncodedData other than unit testing. | 61 // You should not use EncodedData other than unit testing. |
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184 Sign getSign() const { return m_data.getSign(); } | 185 Sign getSign() const { return m_data.getSign(); } |
185 | 186 |
186 EncodedData m_data; | 187 EncodedData m_data; |
187 }; | 188 }; |
188 | 189 |
189 PLATFORM_EXPORT std::ostream& operator<<(std::ostream&, const Decimal&); | 190 PLATFORM_EXPORT std::ostream& operator<<(std::ostream&, const Decimal&); |
190 | 191 |
191 } // namespace blink | 192 } // namespace blink |
192 | 193 |
193 #endif // Decimal_h | 194 #endif // Decimal_h |
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