186 lines
5.0 KiB
C++
186 lines
5.0 KiB
C++
/*! \file pichar.h
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* \brief Unicode char
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*/
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/*
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PIP - Platform Independent Primitives
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Unicode char
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Ivan Pelipenko peri4ko@yandex.ru, Andrey Bychkov work.a.b@yandex.ru
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef PICHAR_H
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#define PICHAR_H
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#include "piincludes.h"
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extern PIP_EXPORT char * __syslocname__;
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extern PIP_EXPORT char * __sysoemname__;
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extern PIP_EXPORT char * __utf8name__;
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class PIP_EXPORT PIChar
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{
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friend class PIString;
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friend PICout PIP_EXPORT operator <<(PICout s, const PIChar & v);
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public:
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//! Contructs ascii symbol
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PIChar(const char c) {ch = c; ch &= 0xFF;}
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//! Contructs 2-bytes symbol
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PIChar(const short c) {ch = c;}
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//! Contructs 4-bytes symbol
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PIChar(const int c) {ch = c;}
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//! Contructs ascii symbol
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PIChar(const uchar c) {ch = c; ch &= 0xFF;}
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//! Contructs 2-bytes symbol
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PIChar(const ushort c) {ch = c;}
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//! Default constructor. Contructs 4-bytes symbol
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PIChar(const uint c = 0) {ch = c;}
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//! Contructs symbol from no more than 4 bytes of string
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PIChar(const char * c, int * bytes = 0);
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//! Copy operator
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PIChar & operator =(const char v) {ch = v; return *this;}
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//! Compare operator
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bool operator ==(const PIChar & o) const;
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//! Compare operator
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bool operator !=(const PIChar & o) const {return !(o == *this);}
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//! Compare operator
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bool operator >(const PIChar & o) const;
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//! Compare operator
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bool operator <(const PIChar & o) const;
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//! Compare operator
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bool operator >=(const PIChar & o) const;
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//! Compare operator
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bool operator <=(const PIChar & o) const;
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//! Return \b true if symbol is digit ('0' to '9')
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bool isDigit() const;
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//! Return \b true if symbol is HEX digit ('0' to '9', 'a' to 'f', 'A' to 'F')
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bool isHex() const;
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//! Return \b true if symbol is drawable (without space)
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bool isGraphical() const;
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//! Return \b true if symbol is control byte (< 32 or 127)
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bool isControl() const;
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//! Return \b true if symbol is in lower case
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bool isLower() const;
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//! Return \b true if symbol is in upper case
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bool isUpper() const;
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//! Return \b true if symbol is printable (with space)
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bool isPrint() const;
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//! Return \b true if symbol is space or tab
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bool isSpace() const;
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//! Return \b true if symbol is alphabetical letter
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bool isAlpha() const;
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//! Return \b true if symbol is ascii (< 128)
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bool isAscii() const;
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const wchar_t * toWCharPtr() const;
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//! Return as <tt>"char * "</tt> string
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const char * toCharPtr() const;
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wchar_t toWChar() const;
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char toAscii() const {return ch % 256;}
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char toConsole1Byte() const;
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char toSystem() const;
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ushort unicode16Code() const {return ch;}
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//! Return symbol in upper case
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PIChar toUpper() const;
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//! Return symbol in lower case
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PIChar toLower() const;
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static PIChar fromConsole(char c);
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static PIChar fromSystem(char c);
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static PIChar fromUTF8(const char * c);
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private:
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ushort ch;
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};
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//! Output operator to \a PICout
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PICout PIP_EXPORT operator <<(PICout s, const PIChar & v);
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//! Compare operator
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inline bool operator ==(const char v, const PIChar & c) {return (PIChar(v) == c);}
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//! Compare operator
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inline bool operator >(const char v, const PIChar & c) {return (PIChar(v) > c);}
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//! Compare operator
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inline bool operator <(const char v, const PIChar & c) {return (PIChar(v) < c);}
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//! Compare operator
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inline bool operator >=(const char v, const PIChar & c) {return (PIChar(v) >= c);}
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//! Compare operator
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inline bool operator <=(const char v, const PIChar & c) {return (PIChar(v) <= c);}
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//! Compare operator
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inline bool operator ==(const char * v, const PIChar & c) {return (PIChar(v) == c);}
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//! Compare operator
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inline bool operator >(const char * v, const PIChar & c) {return (PIChar(v) > c);}
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//! Compare operator
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inline bool operator <(const char * v, const PIChar & c) {return (PIChar(v) < c);}
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//! Compare operator
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inline bool operator >=(const char * v, const PIChar & c) {return (PIChar(v) >= c);}
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//! Compare operator
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inline bool operator <=(const char * v, const PIChar & c) {return (PIChar(v) <= c);}
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//! Compare operator
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inline bool operator ==(const int v, const PIChar & c) {return (PIChar(v) == c);}
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//! Compare operator
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inline bool operator >(const int v, const PIChar & c) {return (PIChar(v) > c);}
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//! Compare operator
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inline bool operator <(const int v, const PIChar & c) {return (PIChar(v) < c);}
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//! Compare operator
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inline bool operator >=(const int v, const PIChar & c) {return (PIChar(v) >= c);}
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//! Compare operator
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inline bool operator <=(const int v, const PIChar & c) {return (PIChar(v) <= c);}
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#endif // PICHAR_H
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