75 lines
2.3 KiB
C++
75 lines
2.3 KiB
C++
// Filename: stringDecoder.h
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// Created by: drose (11Feb02)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) 2001 - 2004, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://etc.cmu.edu/panda3d/docs/license/ .
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//
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// To contact the maintainers of this program write to
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// panda3d-general@lists.sourceforge.net .
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//
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////////////////////////////////////////////////////////////////////
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#ifndef STRINGDECODER_H
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#define STRINGDECODER_H
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#include "pandabase.h"
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////////////////////////////////////////////////////////////////////
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// Class : StringDecoder
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// Description : The base class to a family of classes that decode
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// various kinds of encoded byte streams. Give it a
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// string, then ask it to pull the characters out one at
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// a time. This also serves as the plain old
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// byte-at-a-time decoder.
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////////////////////////////////////////////////////////////////////
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class StringDecoder {
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public:
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INLINE StringDecoder(const string &input);
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virtual ~StringDecoder();
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virtual int get_next_character();
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INLINE bool is_eof();
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protected:
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INLINE bool test_eof();
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string _input;
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size_t _p;
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bool _eof;
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};
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////////////////////////////////////////////////////////////////////
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// Class : StringUtf8Decoder
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// Description : This decoder extracts utf-8 sequences.
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////////////////////////////////////////////////////////////////////
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class StringUtf8Decoder : public StringDecoder {
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public:
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INLINE StringUtf8Decoder(const string &input);
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virtual int get_next_character();
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};
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////////////////////////////////////////////////////////////////////
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// Class : StringUnicodeDecoder
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// Description : This decoder extracts characters two at a time to get
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// a plain wide character sequence.
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////////////////////////////////////////////////////////////////////
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class StringUnicodeDecoder : public StringDecoder {
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public:
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INLINE StringUnicodeDecoder(const string &input);
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virtual int get_next_character();
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};
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#include "stringDecoder.I"
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#endif
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