1 | /* |
2 | SPDX-FileCopyrightText: 2001-2013 Evan Teran <evan.teran@gmail.com> |
3 | |
4 | SPDX-License-Identifier: GPL-2.0-or-later |
5 | */ |
6 | |
7 | #pragma once |
8 | |
9 | #include "knumber_operators.h" |
10 | #include <QString> |
11 | |
12 | namespace detail |
13 | { |
14 | class knumber_base; |
15 | } |
16 | |
17 | class KNumber |
18 | { |
19 | private: |
20 | friend bool operator==(const KNumber &lhs, const KNumber &rhs); |
21 | friend bool operator!=(const KNumber &lhs, const KNumber &rhs); |
22 | friend bool operator>=(const KNumber &lhs, const KNumber &rhs); |
23 | friend bool operator<=(const KNumber &lhs, const KNumber &rhs); |
24 | friend bool operator>(const KNumber &lhs, const KNumber &rhs); |
25 | friend bool operator<(const KNumber &lhs, const KNumber &rhs); |
26 | |
27 | public: |
28 | enum Type { TYPE_ERROR, TYPE_INTEGER, TYPE_FLOAT, TYPE_FRACTION }; |
29 | |
30 | public: |
31 | // useful constants |
32 | static const KNumber Zero; |
33 | static const KNumber One; |
34 | static const KNumber NegOne; |
35 | static const KNumber PosInfinity; |
36 | static const KNumber NegInfinity; |
37 | static const KNumber NaN; |
38 | |
39 | public: |
40 | static KNumber Pi(); |
41 | static KNumber Euler(); |
42 | |
43 | public: |
44 | // construction/destruction |
45 | KNumber(); |
46 | explicit KNumber(const QString &s); |
47 | |
48 | explicit KNumber(qint32 value); |
49 | explicit KNumber(qint64 value); |
50 | explicit KNumber(quint32 value); |
51 | explicit KNumber(quint64 value); |
52 | |
53 | KNumber(qint64 num, quint64 den); |
54 | KNumber(quint64 num, quint64 den); |
55 | |
56 | #ifdef HAVE_LONG_DOUBLE |
57 | explicit KNumber(long double value); |
58 | #endif |
59 | explicit KNumber(double value); |
60 | |
61 | KNumber(const KNumber &other); |
62 | ~KNumber(); |
63 | |
64 | public: |
65 | Type type() const; |
66 | |
67 | public: |
68 | // assignment |
69 | KNumber &operator=(const KNumber &rhs); |
70 | |
71 | public: |
72 | // basic math operators |
73 | KNumber &operator+=(const KNumber &rhs); |
74 | KNumber &operator-=(const KNumber &rhs); |
75 | KNumber &operator*=(const KNumber &rhs); |
76 | KNumber &operator/=(const KNumber &rhs); |
77 | KNumber &operator%=(const KNumber &rhs); |
78 | |
79 | public: |
80 | // bitwise operators |
81 | KNumber &operator&=(const KNumber &rhs); |
82 | KNumber &operator|=(const KNumber &rhs); |
83 | KNumber &operator^=(const KNumber &rhs); |
84 | KNumber &operator<<=(const KNumber &rhs); |
85 | KNumber &operator>>=(const KNumber &rhs); |
86 | |
87 | public: |
88 | // neg/cmp |
89 | KNumber operator-() const; |
90 | KNumber operator~() const; |
91 | |
92 | public: |
93 | KNumber integerPart() const; |
94 | |
95 | public: |
96 | QString toQString(int width = -1, int precision = -1) const; |
97 | quint64 toUint64() const; |
98 | qint64 toInt64() const; |
99 | |
100 | public: |
101 | KNumber abs() const; |
102 | KNumber cbrt() const; |
103 | KNumber sqrt() const; |
104 | KNumber pow(const KNumber &x) const; |
105 | |
106 | KNumber sin() const; |
107 | KNumber cos() const; |
108 | KNumber tan() const; |
109 | KNumber asin() const; |
110 | KNumber acos() const; |
111 | KNumber atan() const; |
112 | KNumber sinh() const; |
113 | KNumber cosh() const; |
114 | KNumber tanh() const; |
115 | KNumber asinh() const; |
116 | KNumber acosh() const; |
117 | KNumber atanh() const; |
118 | KNumber tgamma() const; |
119 | |
120 | KNumber factorial() const; |
121 | |
122 | KNumber log2() const; |
123 | KNumber log10() const; |
124 | KNumber ln() const; |
125 | KNumber floor() const; |
126 | KNumber ceil() const; |
127 | KNumber exp2() const; |
128 | KNumber exp10() const; |
129 | KNumber exp() const; |
130 | KNumber bin(const KNumber &x) const; |
131 | |
132 | public: |
133 | static void setDefaultFloatPrecision(int precision); |
134 | static void setSplitoffIntegerForFractionOutput(bool x); |
135 | static void setDefaultFractionalInput(bool x); |
136 | static void setDefaultFloatOutput(bool x); |
137 | static void setGroupSeparator(const QString &ch); |
138 | static void setDecimalSeparator(const QString &ch); |
139 | |
140 | static QString groupSeparator(); |
141 | static QString decimalSeparator(); |
142 | |
143 | public: |
144 | void swap(KNumber &other); |
145 | |
146 | private: |
147 | void simplify(); |
148 | |
149 | private: |
150 | detail::knumber_base *value_; |
151 | |
152 | private: |
153 | static QString GroupSeparator; |
154 | static QString DecimalSeparator; |
155 | }; |
156 | |
157 | |