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<h1>FXMemoryStream.h</h1><div class="fragment"><pre>00001 <span class="comment">/********************************************************************************</span>
00002 <span class="comment">* *</span>
00003 <span class="comment">* M e m o r y S t r e a m C l a s s e s *</span>
00004 <span class="comment">* *</span>
00005 <span class="comment">*********************************************************************************</span>
00006 <span class="comment">* Copyright (C) 1997,2004 by Jeroen van der Zijp. All Rights Reserved. *</span>
00007 <span class="comment">*********************************************************************************</span>
00008 <span class="comment">* This library is free software; you can redistribute it and/or *</span>
00009 <span class="comment">* modify it under the terms of the GNU Lesser General Public *</span>
00010 <span class="comment">* License as published by the Free Software Foundation; either *</span>
00011 <span class="comment">* version 2.1 of the License, or (at your option) any later version. *</span>
00012 <span class="comment">* *</span>
00013 <span class="comment">* This library is distributed in the hope that it will be useful, *</span>
00014 <span class="comment">* but WITHOUT ANY WARRANTY; without even the implied warranty of *</span>
00015 <span class="comment">* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *</span>
00016 <span class="comment">* Lesser General Public License for more details. *</span>
00017 <span class="comment">* *</span>
00018 <span class="comment">* You should have received a copy of the GNU Lesser General Public *</span>
00019 <span class="comment">* License along with this library; if not, write to the Free Software *</span>
00020 <span class="comment">* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *</span>
00021 <span class="comment">*********************************************************************************</span>
00022 <span class="comment">* $Id: FXMemoryStream.h,v 1.3 2004/02/08 17:17:33 fox Exp $ *</span>
00023 <span class="comment">********************************************************************************/</span>
00024 <span class="preprocessor">#ifndef FXMEMORYSTREAM_H</span>
00025 <span class="preprocessor"></span><span class="preprocessor">#define FXMEMORYSTREAM_H</span>
00026 <span class="preprocessor"></span>
00027 <span class="preprocessor">#ifndef FXSTREAM_H</span>
00028 <span class="preprocessor"></span><span class="preprocessor">#include "FXStream.h"</span>
00029 <span class="preprocessor">#endif</span>
00030 <span class="preprocessor"></span>
00031 <span class="keyword">namespace </span>FX {
00032
00033 <span class="comment"></span>
00034 <span class="comment">/// Memory Store Definition</span>
<a name="l00035"></a><a class="code" href="classFX_1_1FXMemoryStream.html">00035</a> <span class="comment"></span><span class="keyword">class </span>FXAPI FXMemoryStream : <span class="keyword">public</span> <a class="code" href="classFX_1_1FXStream.html">FXStream</a> {
00036 <span class="keyword">protected</span>:
00037 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> writeBuffer(<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> count);
00038 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> readBuffer(<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> count);
00039 <span class="keyword">public</span>:
00040 <span class="comment"></span>
00041 <span class="comment"> /// Create memory store</span>
00042 <span class="comment"></span> FXMemoryStream(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXObject.html">FXObject</a>* cont=NULL);
00043 <span class="comment"></span>
00044 <span class="comment"> /// Open file store</span>
00045 <span class="comment"></span> FXbool open(<a class="code" href="group__FXStream__0.html#a0">FXStreamDirection</a> save_or_load,FXuchar* data);
00046 <span class="comment"></span>
00047 <span class="comment"> /// Open memory store</span>
00048 <span class="comment"></span> FXbool open(<a class="code" href="group__FXStream__0.html#a0">FXStreamDirection</a> save_or_load,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> size,FXuchar* data);
00049 <span class="comment"></span>
00050 <span class="comment"> /// Take buffer away from stream</span>
00051 <span class="comment"></span> <span class="keywordtype">void</span> takeBuffer(FXuchar*& data,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span>& size);
00052 <span class="comment"></span>
00053 <span class="comment"> /// Give buffer to stream</span>
00054 <span class="comment"></span> <span class="keywordtype">void</span> giveBuffer(FXuchar *data,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> size);
00055 <span class="comment"></span>
00056 <span class="comment"> /// Close memory store</span>
00057 <span class="comment"></span> <span class="keyword">virtual</span> FXbool close();
00058 <span class="comment"></span>
00059 <span class="comment"> /// Move to position</span>
<a name="l00060"></a><a class="code" href="classFX_1_1FXMemoryStream.html#a7">00060</a> <span class="comment"></span> <span class="keyword">virtual</span> FXbool position(<span class="keywordtype">long</span> offset,FXWhence whence=FXFromStart);
00061 <span class="comment"></span>
00062 <span class="comment"> /// Save single items to stream</span>
00063 <span class="comment"></span> FXMemoryStream& operator<<(<span class="keyword">const</span> FXuchar& v){ FXStream::operator<<(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00064 FXMemoryStream& operator<<(<span class="keyword">const</span> FXchar& v){ FXStream::operator<<(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00065 FXMemoryStream& operator<<(<span class="keyword">const</span> FXushort& v){ FXStream::operator<<(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00066 FXMemoryStream& operator<<(<span class="keyword">const</span> FXshort& v){ FXStream::operator<<(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00067 FXMemoryStream& operator<<(<span class="keyword">const</span> FXuint& v){ FXStream::operator<<(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00068 FXMemoryStream& operator<<(<span class="keyword">const</span> FXint& v){ FXStream::operator<<(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00069 FXMemoryStream& operator<<(<span class="keyword">const</span> FXfloat& v){ FXStream::operator<<(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00070 FXMemoryStream& operator<<(<span class="keyword">const</span> FXdouble& v){ FXStream::operator<<(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00071 <span class="preprocessor">#ifdef FX_LONG</span>
00072 <span class="preprocessor"></span> FXMemoryStream& operator<<(<span class="keyword">const</span> FXlong& v){ FXStream::operator<<(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00073 FXMemoryStream& operator<<(<span class="keyword">const</span> FXulong& v){ FXStream::operator<<(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
<a name="l00074"></a><a class="code" href="classFX_1_1FXMemoryStream.html#a15">00074</a> <span class="preprocessor">#endif</span>
00075 <span class="preprocessor"></span><span class="comment"></span>
00076 <span class="comment"> /// Save arrays of items to stream</span>
00077 <span class="comment"></span> FXMemoryStream& save(<span class="keyword">const</span> FXuchar* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::save(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00078 FXMemoryStream& save(<span class="keyword">const</span> FXchar* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::save(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00079 FXMemoryStream& save(<span class="keyword">const</span> FXushort* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::save(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00080 FXMemoryStream& save(<span class="keyword">const</span> FXshort* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::save(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00081 FXMemoryStream& save(<span class="keyword">const</span> FXuint* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::save(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00082 FXMemoryStream& save(<span class="keyword">const</span> FXint* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::save(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00083 FXMemoryStream& save(<span class="keyword">const</span> FXfloat* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::save(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00084 FXMemoryStream& save(<span class="keyword">const</span> FXdouble* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::save(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00085 <span class="preprocessor">#ifdef FX_LONG</span>
00086 <span class="preprocessor"></span> FXMemoryStream& save(<span class="keyword">const</span> FXlong* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::save(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00087 FXMemoryStream& save(<span class="keyword">const</span> FXulong* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::save(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
<a name="l00088"></a><a class="code" href="classFX_1_1FXMemoryStream.html#a23">00088</a> <span class="preprocessor">#endif</span>
00089 <span class="preprocessor"></span><span class="comment"></span>
00090 <span class="comment"> /// Load single items from stream</span>
00091 <span class="comment"></span> FXMemoryStream& operator>>(FXuchar& v){ FXStream::operator>>(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00092 FXMemoryStream& operator>>(FXchar& v){ FXStream::operator>>(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00093 FXMemoryStream& operator>>(FXushort& v){ FXStream::operator>>(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00094 FXMemoryStream& operator>>(FXshort& v){ FXStream::operator>>(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00095 FXMemoryStream& operator>>(FXuint& v){ FXStream::operator>>(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00096 FXMemoryStream& operator>>(FXint& v){ FXStream::operator>>(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00097 FXMemoryStream& operator>>(FXfloat& v){ FXStream::operator>>(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00098 FXMemoryStream& operator>>(FXdouble& v){ FXStream::operator>>(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00099 <span class="preprocessor">#ifdef FX_LONG</span>
00100 <span class="preprocessor"></span> FXMemoryStream& operator>>(FXlong& v){ FXStream::operator>>(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00101 FXMemoryStream& operator>>(FXulong& v){ FXStream::operator>>(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
<a name="l00102"></a><a class="code" href="classFX_1_1FXMemoryStream.html#a31">00102</a> <span class="preprocessor">#endif</span>
00103 <span class="preprocessor"></span><span class="comment"></span>
00104 <span class="comment"> /// Load arrays of items from stream</span>
00105 <span class="comment"></span> FXMemoryStream& load(FXuchar* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::load(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00106 FXMemoryStream& load(FXchar* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::load(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00107 FXMemoryStream& load(FXushort* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::load(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00108 FXMemoryStream& load(FXshort* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::load(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00109 FXMemoryStream& load(FXuint* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::load(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00110 FXMemoryStream& load(FXint* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::load(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00111 FXMemoryStream& load(FXfloat* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::load(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00112 FXMemoryStream& load(FXdouble* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::load(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00113 <span class="preprocessor">#ifdef FX_LONG</span>
00114 <span class="preprocessor"></span> FXMemoryStream& load(FXlong* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::load(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00115 FXMemoryStream& load(FXulong* p,<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> n){ FXStream::load(p,n); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
<a name="l00116"></a><a class="code" href="classFX_1_1FXMemoryStream.html#a39">00116</a> <span class="preprocessor">#endif</span>
00117 <span class="preprocessor"></span><span class="comment"></span>
00118 <span class="comment"> /// Save object</span>
<a name="l00119"></a><a class="code" href="classFX_1_1FXMemoryStream.html#a40">00119</a> <span class="comment"></span> FXMemoryStream& saveObject(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXObject.html">FXObject</a>* v){ FXStream::saveObject(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00120 <span class="comment"></span>
00121 <span class="comment"> /// Load object</span>
00122 <span class="comment"></span> FXMemoryStream& loadObject(FXObject*& v){ FXStream::loadObject(v); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00123 };
00124
00125 }
00126
00127 <span class="preprocessor">#endif</span>
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