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# Ap4String.h

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    00001 /*****************************************************************
    00002 |
    00003 |    AP4 - Strings
    00004 |
    00005 |    Copyright 2002-2006 Gilles Boccon-Gibod & Julien Boeuf
    00006 |
    00007 |
    00008 |    This file is part of Bento4/AP4 (MP4 Atom Processing Library).
    00009 |
    00010 |    Unless you have obtained Bento4 under a difference license,
    00011 |    this version of Bento4 is Bento4|GPL.
    00012 |    Bento4|GPL is free software; you can redistribute it and/or modify
    00013 |    it under the terms of the GNU General Public License as published by
    00014 |    the Free Software Foundation; either version 2, or (at your option)
    00015 |    any later version.
    00016 |
    00017 |    Bento4|GPL is distributed in the hope that it will be useful,
    00018 |    but WITHOUT ANY WARRANTY; without even the implied warranty of
    00019 |    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    00020 |    GNU General Public License for more details.
    00021 |
    00022 |    You should have received a copy of the GNU General Public License
    00023 |    along with Bento4|GPL; see the file COPYING.  If not, write to the
    00024 |    Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
    00025 |    02111-1307, USA.
    00026 |
    00027 ****************************************************************/
    00028
    00029 #ifndef _AP4_STRING_H_
    00030 #define _AP4_STRING_H_
    00031
    00032 /*----------------------------------------------------------------------
    00033 |   includes
    00034 +---------------------------------------------------------------------*/
    00035 #include "Ap4Config.h"
    00036 #include "Ap4Types.h"
    00037
    00038 /*----------------------------------------------------------------------
    00039 |   AP4_String
    00040 +---------------------------------------------------------------------*/
    00041 class AP4_String
    00042 {
    00043 public:
    00044     // constructors
    00045     AP4_String();
    00046     AP4_String(const char* s);
    00047     AP4_String(const char* s, AP4_Size size);
    00048     AP4_String(const AP4_String& s);
    00049     explicit AP4_String(AP4_Size size);
    00050
    00051     // destructor
    00052     ~AP4_String();
    00053
    00054     // operators
    00055     const AP4_String& operator=(const AP4_String& s);
    00056     const AP4_String& operator=(const char* s);
    00057     char operator[](unsigned int index) const {
    00058         return m_Chars[index];
    00059     }
    00060     const bool operator==(const AP4_String& s) const;
    00061     const bool operator!=(const AP4_String& s) const { return !(*this == s); }
    00062     const bool operator==(const char* s) const;
    00063     const bool operator!=(const char* s) const { return !(*this == s); }
    00064
    00065     // methods
    00066     AP4_Size    GetLength() const { return m_Length; }
    00067     const char* GetChars() const  { return m_Chars;  }
    00068     char*       UseChars()        { return m_Chars;  }
    00069     void        Assign(const char* chars, AP4_Size size);
    00070     int         Find(char c, unsigned int start = 0) const;
    00071
    00072 private:
    00073     // class members
    00074     static char EmptyString;
    00075
    00076     // members
    00077     char*    m_Chars;
    00078     AP4_Size m_Length;
    00079 };
    00080
    00081 #endif // _AP4_STRING_H_