brun/knumber/knumber_base.h

0001 /*
0002 Copyright (C) 2001 - 2013 Evan Teran
0003                           evan.teran@gmail.com
0004
0005 This program is free software: you can redistribute it and/or modify
0006 it under the terms of the GNU General Public License as published by
0007 the Free Software Foundation, either version 2 of the License, or
0008 (at your option) any later version.
0009
0010 This program is distributed in the hope that it will be useful,
0011 but WITHOUT ANY WARRANTY; without even the implied warranty of
0012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
0013 GNU General Public License for more details.
0014
0015 You should have received a copy of the GNU General Public License
0016 along with this program.  If not, see <http://www.gnu.org/licenses/>.
0017 */
0018
0019 #ifndef KNUMBER_BASE_H_
0020 #define KNUMBER_BASE_H_
0021
0022 // Workaround: include before gmp.h to fix build with gcc-4.9
0023 #include <cstddef>
0024 #include <gmp.h>
0025 #include <mpfr.h>
0026
0027 #include <QString>
0028
0029 namespace detail {
0030
0031 class knumber_error;
0032 class knumber_integer;
0033 class knumber_fraction;
0034 class knumber_float;
0035
0036 class knumber_base {
0037 public:
0038     virtual ~knumber_base() = default;
0039
0040 public:
0041     virtual knumber_base *clone() = 0;
0042
0043 public:
0044     virtual QString toString(int precision) const = 0;
0045     virtual QString toBinaryString(int precision) const = 0;
0046     virtual QString toHexString(int precision) const = 0;
0047     virtual quint64 toUint64() const = 0;
0048     virtual qint64 toInt64() const = 0;
0049
0050 public:
0051     virtual bool is_integer() const = 0;
0052     virtual bool is_zero() const = 0;
0053     virtual int sign() const = 0;
0054
0055 public:
0056     // basic math
0057     virtual knumber_base *add(knumber_base *rhs) = 0;
0058     virtual knumber_base *sub(knumber_base *rhs) = 0;
0059     virtual knumber_base *mul(knumber_base *rhs) = 0;
0060     virtual knumber_base *div(knumber_base *rhs) = 0;
0061     virtual knumber_base *mod(knumber_base *rhs) = 0;
0062
0063 public:
0064     // logical operators
0065     virtual knumber_base *bitwise_and(knumber_base *rhs) = 0;
0066     virtual knumber_base *bitwise_xor(knumber_base *rhs) = 0;
0067     virtual knumber_base *bitwise_or(knumber_base *rhs) = 0;
0068     virtual knumber_base *bitwise_shift(knumber_base *rhs) = 0;
0069
0070 public:
0071     // algebraic functions
0072     virtual knumber_base *pow(knumber_base *rhs) = 0;
0073     virtual knumber_base *neg() = 0;
0074     virtual knumber_base *cmp() = 0;
0075     virtual knumber_base *abs() = 0;
0076     virtual knumber_base *sqrt() = 0;
0077     virtual knumber_base *cbrt() = 0;
0078     virtual knumber_base *factorial() = 0;
0079     virtual knumber_base *reciprocal() = 0;
0080
0081 public:
0082     // special functions
0083     virtual knumber_base *log2() = 0;
0084     virtual knumber_base *log10() = 0;
0085     virtual knumber_base *ln() = 0;
0086     virtual knumber_base *exp2() = 0;
0087     virtual knumber_base *exp10() = 0;
0088     virtual knumber_base *floor() = 0;
0089     virtual knumber_base *ceil() = 0;
0090     virtual knumber_base *exp() = 0;
0091     virtual knumber_base *bin(knumber_base *rhs) = 0;
0092
0093 public:
0094     // trig functions
0095     virtual knumber_base *sin() = 0;
0096     virtual knumber_base *cos() = 0;
0097     virtual knumber_base *tan() = 0;
0098     virtual knumber_base *asin() = 0;
0099     virtual knumber_base *acos() = 0;
0100     virtual knumber_base *atan() = 0;
0101     virtual knumber_base *sinh() = 0;
0102     virtual knumber_base *cosh() = 0;
0103     virtual knumber_base *tanh() = 0;
0104     virtual knumber_base *asinh() = 0;
0105     virtual knumber_base *acosh() = 0;
0106     virtual knumber_base *atanh() = 0;
0107     virtual knumber_base *tgamma() = 0;
0108
0109 public:
0110     // comparison
0111     virtual int compare(knumber_base *rhs) = 0;
0112 };
0113
0114 }
0115
0116 #endif