brun/knumber/knumber_error.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_ERROR_H_
0020 #define KNUMBER_ERROR_H_
0021
0022 #include "knumber_base.h"
0023
0024 class KNumber;
0025
0026 namespace detail {
0027
0028 class knumber_error : public knumber_base {
0029     friend class ::KNumber;
0030     friend class knumber_integer;
0031     friend class knumber_fraction;
0032     friend class knumber_float;
0033
0034 public:
0035     enum Error {
0036         ERROR_UNDEFINED,
0037         ERROR_POS_INFINITY,
0038         ERROR_NEG_INFINITY
0039     };
0040
0041 public:
0042     explicit knumber_error(const QString &s);
0043     explicit knumber_error(Error e);
0044     knumber_error();
0045     ~knumber_error() override;
0046
0047 public:
0048     QString toString(int precision) const override;
0049     QString toBinaryString(int precision) const override;
0050     QString toHexString(int precision) const override;
0051     quint64 toUint64() const override;
0052     qint64 toInt64() const override;
0053
0054 public:
0055     bool is_integer() const override;
0056     bool is_zero() const override;
0057     int sign() const override;
0058
0059 public:
0060     knumber_base *add(knumber_base *rhs) override;
0061     knumber_base *sub(knumber_base *rhs) override;
0062     knumber_base *mul(knumber_base *rhs) override;
0063     knumber_base *div(knumber_base *rhs) override;
0064     knumber_base *mod(knumber_base *rhs) override;
0065
0066 public:
0067     knumber_base *bitwise_and(knumber_base *rhs) override;
0068     knumber_base *bitwise_xor(knumber_base *rhs) override;
0069     knumber_base *bitwise_or(knumber_base *rhs) override;
0070     knumber_base *bitwise_shift(knumber_base *rhs) override;
0071
0072 public:
0073     knumber_base *pow(knumber_base *rhs) override;
0074     knumber_base *neg() override;
0075     knumber_base *cmp() override;
0076     knumber_base *abs() override;
0077     knumber_base *sqrt() override;
0078     knumber_base *cbrt() override;
0079     knumber_base *factorial() override;
0080     knumber_base *reciprocal() override;
0081     knumber_base *tgamma() override;
0082
0083 public:
0084     knumber_base *log2() override;
0085     knumber_base *log10() override;
0086     knumber_base *ln() override;
0087     knumber_base *exp2() override;
0088     knumber_base *exp10() override;
0089     knumber_base *floor() override;
0090     knumber_base *ceil() override;
0091     knumber_base *exp() override;
0092     knumber_base *bin(knumber_base *rhs) override;
0093
0094 public:
0095     knumber_base *sin() override;
0096     knumber_base *cos() override;
0097     knumber_base *tan() override;
0098     knumber_base *asin() override;
0099     knumber_base *acos() override;
0100     knumber_base *atan() override;
0101     knumber_base *sinh() override;
0102     knumber_base *cosh() override;
0103     knumber_base *tanh() override;
0104     knumber_base *asinh() override;
0105     knumber_base *acosh() override;
0106     knumber_base *atanh() override;
0107
0108 public:
0109     int compare(knumber_base *rhs) override;
0110
0111 private:
0112     // conversion constructors
0113     explicit knumber_error(const knumber_integer *value);
0114     explicit knumber_error(const knumber_fraction *value);
0115     explicit knumber_error(const knumber_float *value);
0116     explicit knumber_error(const knumber_error *value);
0117
0118 public:
0119     knumber_base *clone() override;
0120
0121 private:
0122     Error error_;
0123 };
0124
0125 }
0126
0127 #endif