ucommon
|
00001 // Copyright (C) 2006-2014 David Sugar, Tycho Softworks. 00002 // 00003 // This file is part of GNU uCommon C++. 00004 // 00005 // GNU uCommon C++ is free software: you can redistribute it and/or modify 00006 // it under the terms of the GNU Lesser General Public License as published 00007 // by the Free Software Foundation, either version 3 of the License, or 00008 // (at your option) any later version. 00009 // 00010 // GNU uCommon C++ is distributed in the hope that it will be useful, 00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 // GNU Lesser General Public License for more details. 00014 // 00015 // You should have received a copy of the GNU Lesser General Public License 00016 // along with GNU uCommon C++. If not, see <http://www.gnu.org/licenses/>. 00017 00026 #ifndef _UCOMMON_NUMBERS_H_ 00027 #define _UCOMMON_NUMBERS_H_ 00028 00029 #ifndef _UCOMMON_CONFIG_H_ 00030 #include <ucommon/platform.h> 00031 #endif 00032 00033 namespace ucommon { 00034 00046 class __EXPORT Number 00047 { 00048 protected: 00049 char *buffer; 00050 unsigned size; 00051 00052 public: 00058 Number(char *buffer, unsigned size); 00059 00064 void set(long value); 00065 00070 inline const char *c_str() const 00071 {return buffer;} 00072 00077 long get() const; 00078 00083 inline long operator()() 00084 {return get();} 00085 00090 inline operator long() 00091 {return get();} 00092 00097 inline operator char*() 00098 {return buffer;} 00099 00105 long operator=(long value); 00106 00112 long operator=(const Number& number); 00113 00119 long operator+=(const long value); 00120 00126 long operator-=(const long value); 00127 00132 long operator--(); 00133 00138 long operator++(); 00139 00140 inline bool operator==(const long value) const 00141 {return get() == value;} 00142 00143 inline bool operator!=(const long value) const 00144 {return get() != value;} 00145 00146 inline bool operator<(const long value) const 00147 {return get() < value;} 00148 00149 inline bool operator>(const long value) const 00150 {return get() > value;} 00151 00152 inline bool operator<=(const long value) const 00153 {return get() <= value;} 00154 00155 inline bool operator>=(const long value) const 00156 {return get() >= value;} 00157 }; 00158 00165 class __EXPORT ZNumber : public Number 00166 { 00167 public: 00173 ZNumber(char *pointer, unsigned size); 00174 00180 void set(long value); 00181 00187 long operator=(long value); 00188 }; 00189 00193 typedef Number number_t; 00194 00198 typedef ZNumber znumber_t; 00199 00205 template<typename T> 00206 inline const T abs(const T& value) 00207 { 00208 if(value < (T)0) 00209 return -value; 00210 return value; 00211 } 00212 00213 00220 template<typename T> 00221 inline const T (min)(const T& v1, const T& v2) 00222 { 00223 return ((v1 < v2) ? v1 : v2); 00224 } 00225 00232 template<typename T> 00233 inline const T (max)(const T& v1, const T& v2) 00234 { 00235 return ((v1 > v2) ? v1 : v2); 00236 } 00237 00238 } // namespace ucommon 00239 00240 #endif