Panda3D
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00001 // Filename: wordWrapStreamBuf.h 00002 // Created by: drose (28Jun00) 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 WORDWRAPSTREAMBUF_H 00016 #define WORDWRAPSTREAMBUF_H 00017 00018 #include "pandatoolbase.h" 00019 00020 #include <string> 00021 00022 class ProgramBase; 00023 class WordWrapStream; 00024 00025 //////////////////////////////////////////////////////////////////// 00026 // Class : WordWrapStreamBuf 00027 // Description : Used by WordWrapStream to implement an ostream that 00028 // flushes its output to ProgramBase::show_text(). 00029 //////////////////////////////////////////////////////////////////// 00030 class WordWrapStreamBuf : public streambuf { 00031 public: 00032 WordWrapStreamBuf(WordWrapStream *owner, ProgramBase *program); 00033 virtual ~WordWrapStreamBuf(); 00034 00035 protected: 00036 virtual int overflow(int c); 00037 virtual int sync(); 00038 00039 private: 00040 void write_chars(const char *start, int length); 00041 INLINE void set_literal_mode(bool mode); 00042 void flush_data(); 00043 00044 string _data; 00045 WordWrapStream *_owner; 00046 ProgramBase *_program; 00047 bool _literal_mode; 00048 }; 00049 00050 #include "wordWrapStreamBuf.I" 00051 00052 #endif