Panda3D

lineStreamBuf.h

00001 // Filename: lineStreamBuf.h
00002 // Created by:  drose (26Feb00)
00003 //
00004 ////////////////////////////////////////////////////////////////////
00005 //
00006 // PANDA 3D SOFTWARE
00007 // Copyright (c) Carnegie Mellon University.  All rights reserved.
00008 //
00009 // All use of this software is subject to the terms of the revised BSD
00010 // license.  You should have received a copy of this license along
00011 // with this source code in a file named "LICENSE."
00012 //
00013 ////////////////////////////////////////////////////////////////////
00014 
00015 #ifndef LINESTREAMBUF_H
00016 #define LINESTREAMBUF_H
00017 
00018 #include "pandabase.h"
00019 
00020 #include <string>
00021 
00022 ////////////////////////////////////////////////////////////////////
00023 //       Class : LineStreamBuf
00024 // Description : Used by LineStream to implement an ostream that
00025 //               writes to a memory buffer, whose contents can be
00026 //               continuously extracted as a sequence of lines of
00027 //               text.
00028 ////////////////////////////////////////////////////////////////////
00029 class EXPCL_PANDA_PUTIL LineStreamBuf : public streambuf {
00030 public:
00031   LineStreamBuf();
00032   virtual ~LineStreamBuf();
00033 
00034   INLINE bool is_text_available() const;
00035   string get_line();
00036   INLINE bool has_newline() const;
00037 
00038 protected:
00039   virtual int overflow(int c);
00040   virtual int sync();
00041 
00042 private:
00043   INLINE void write_chars(const char *start, int length);
00044 
00045   string _data;
00046   bool _has_newline;
00047 };
00048 
00049 #include "lineStreamBuf.I"
00050 
00051 #endif
 All Classes Functions Variables Enumerations