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39 | |
40 | #ifndef QLOCALE_TOOLS_P_H |
41 | #define QLOCALE_TOOLS_P_H |
42 | |
43 | // |
44 | // W A R N I N G |
45 | // ------------- |
46 | // |
47 | // This file is not part of the Qt API. It exists for the convenience |
48 | // of internal files. This header file may change from version to version |
49 | // without notice, or even be removed. |
50 | // |
51 | // We mean it. |
52 | // |
53 | |
54 | #include "qlocale_p.h" |
55 | #include "qstring.h" |
56 | |
57 | QT_BEGIN_NAMESPACE |
58 | |
59 | enum StrayCharacterMode { |
60 | TrailingJunkProhibited, |
61 | TrailingJunkAllowed, |
62 | WhitespacesAllowed |
63 | }; |
64 | |
65 | double qt_asciiToDouble(const char *num, int numLen, bool &ok, int &processed, |
66 | StrayCharacterMode strayCharMode = TrailingJunkProhibited); |
67 | void qt_doubleToAscii(double d, QLocaleData::DoubleForm form, int precision, char *buf, int bufSize, |
68 | bool &sign, int &length, int &decpt); |
69 | |
70 | QString qulltoa(qulonglong l, int base, const QChar _zero); |
71 | Q_CORE_EXPORT QString qdtoa(qreal d, int *decpt, int *sign); |
72 | |
73 | enum PrecisionMode { |
74 | PMDecimalDigits = 0x01, |
75 | PMSignificantDigits = 0x02, |
76 | PMChopTrailingZeros = 0x03 |
77 | }; |
78 | |
79 | QString &decimalForm(QChar zero, QChar decimal, QChar group, |
80 | QString &digits, int decpt, int precision, |
81 | PrecisionMode pm, |
82 | bool always_show_decpt, |
83 | bool thousands_group); |
84 | QString &exponentForm(QChar zero, QChar decimal, QChar exponential, |
85 | QChar group, QChar plus, QChar minus, |
86 | QString &digits, int decpt, int precision, |
87 | PrecisionMode pm, |
88 | bool always_show_decpt, |
89 | bool leading_zero_in_exponent); |
90 | |
91 | inline bool isZero(double d) |
92 | { |
93 | uchar *ch = (uchar *)&d; |
94 | if (QSysInfo::ByteOrder == QSysInfo::BigEndian) { |
95 | return !(ch[0] & 0x7F || ch[1] || ch[2] || ch[3] || ch[4] || ch[5] || ch[6] || ch[7]); |
96 | } else { |
97 | return !(ch[7] & 0x7F || ch[6] || ch[5] || ch[4] || ch[3] || ch[2] || ch[1] || ch[0]); |
98 | } |
99 | } |
100 | |
101 | Q_CORE_EXPORT double qstrtod(const char *s00, char const **se, bool *ok); |
102 | Q_CORE_EXPORT double qstrntod(const char *s00, int len, char const **se, bool *ok); |
103 | qlonglong qstrtoll(const char *nptr, const char **endptr, int base, bool *ok); |
104 | qulonglong qstrtoull(const char *nptr, const char **endptr, int base, bool *ok); |
105 | |
106 | QT_END_NAMESPACE |
107 | |
108 | #endif |
109 | |