<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>id3lib: src/field_integer.cpp Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="id3lib.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.6.3 --> <div class="navigation" id="top"> <div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul> </div> <div class="tabs"> <ul> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>File Members</span></a></li> </ul> </div> <h1>src/field_integer.cpp</h1><a href="field__integer_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// $Id: field_integer.cpp,v 1.21 2002/07/02 22:12:13 t1mpy Exp $</span> <a name="l00002"></a>00002 <a name="l00003"></a>00003 <span class="comment">// id3lib: a C++ library for creating and manipulating id3v1/v2 tags</span> <a name="l00004"></a>00004 <span class="comment">// Copyright 1999, 2000 Scott Thomas Haug</span> <a name="l00005"></a>00005 <a name="l00006"></a>00006 <span class="comment">// This library is free software; you can redistribute it and/or modify it</span> <a name="l00007"></a>00007 <span class="comment">// under the terms of the GNU Library General Public License as published by</span> <a name="l00008"></a>00008 <span class="comment">// the Free Software Foundation; either version 2 of the License, or (at your</span> <a name="l00009"></a>00009 <span class="comment">// option) any later version.</span> <a name="l00010"></a>00010 <span class="comment">//</span> <a name="l00011"></a>00011 <span class="comment">// This library is distributed in the hope that it will be useful, but WITHOUT</span> <a name="l00012"></a>00012 <span class="comment">// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or</span> <a name="l00013"></a>00013 <span class="comment">// FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public</span> <a name="l00014"></a>00014 <span class="comment">// License for more details.</span> <a name="l00015"></a>00015 <span class="comment">//</span> <a name="l00016"></a>00016 <span class="comment">// You should have received a copy of the GNU Library General Public License</span> <a name="l00017"></a>00017 <span class="comment">// along with this library; if not, write to the Free Software Foundation,</span> <a name="l00018"></a>00018 <span class="comment">// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.</span> <a name="l00019"></a>00019 <a name="l00020"></a>00020 <span class="comment">// The id3lib authors encourage improvements and optimisations to be sent to</span> <a name="l00021"></a>00021 <span class="comment">// the id3lib coordinator. Please see the README file for details on where to</span> <a name="l00022"></a>00022 <span class="comment">// send such submissions. See the AUTHORS file for a list of people who have</span> <a name="l00023"></a>00023 <span class="comment">// contributed to id3lib. See the ChangeLog file for a list of changes to</span> <a name="l00024"></a>00024 <span class="comment">// id3lib. These files are distributed with id3lib at</span> <a name="l00025"></a>00025 <span class="comment">// http://download.sourceforge.net/id3lib/</span> <a name="l00026"></a>00026 <a name="l00027"></a>00027 <span class="preprocessor">#include "<a class="code" href="field__impl_8h.html">field_impl.h</a>"</span> <a name="l00028"></a>00028 <span class="preprocessor">#include "id3/utils.h"</span> <span class="comment">// has <config.h> "id3/id3lib_streams.h" "id3/globals.h" "id3/id3lib_strings.h"</span> <a name="l00029"></a>00029 <span class="preprocessor">#include "<a class="code" href="io__helpers_8h.html">io_helpers.h</a>"</span> <a name="l00030"></a>00030 <a name="l00031"></a>00031 <span class="keyword">using namespace </span>dami; <a name="l00032"></a>00032 <a name="l00047"></a><a class="code" href="class_i_d3___field_impl.html#a6daa86b940122734d9bee75d7b57d6cf">00047</a> <span class="keywordtype">void</span> <a class="code" href="class_i_d3___field_impl.html#a6daa86b940122734d9bee75d7b57d6cf" title="Sets the value of the field to the specified integer.">ID3_FieldImpl::Set</a>(uint32 val) <a name="l00048"></a>00048 { <a name="l00049"></a>00049 this-><a class="code" href="class_i_d3___field_impl.html#a421dbd80fb2c4f4feceb0c08eee6a94c">SetInteger</a>(val); <a name="l00050"></a>00050 } <a name="l00051"></a>00051 <a name="l00052"></a><a class="code" href="class_i_d3___field_impl.html#a421dbd80fb2c4f4feceb0c08eee6a94c">00052</a> <span class="keywordtype">void</span> <a class="code" href="class_i_d3___field_impl.html#a421dbd80fb2c4f4feceb0c08eee6a94c">ID3_FieldImpl::SetInteger</a>(uint32 val) <a name="l00053"></a>00053 { <a name="l00054"></a>00054 <span class="keywordflow">if</span> (this-><a class="code" href="class_i_d3___field_impl.html#a52bf3b506788dbfb3adad6af6c413b90">GetType</a>() == <a class="code" href="globals_8h.html#adc0ffe8cf70623e6d4d17092b20bdd6ba0ca8942d094abdf66373a765aba09caa">ID3FTY_INTEGER</a>) <a name="l00055"></a>00055 { <a name="l00056"></a>00056 this-><a class="code" href="class_i_d3___field_impl.html#a70599ecbe8fc8a4a55c348a15bcb3928" title="Clears any data and frees any memory associated with the field.">Clear</a>(); <a name="l00057"></a>00057 <a name="l00058"></a>00058 _integer = val; <a name="l00059"></a>00059 _changed = <span class="keyword">true</span>; <a name="l00060"></a>00060 } <a name="l00061"></a>00061 } <a name="l00062"></a>00062 <a name="l00072"></a><a class="code" href="class_i_d3___field_impl.html#ab0e321c609325a38f29bc279bfb7b2be">00072</a> uint32 <a class="code" href="class_i_d3___field_impl.html#ab0e321c609325a38f29bc279bfb7b2be" title="Returns the value of the integer field.">ID3_FieldImpl::Get</a>()<span class="keyword"> const</span> <a name="l00073"></a>00073 <span class="keyword"></span>{ <a name="l00074"></a>00074 <span class="keywordflow">return</span> this-><a class="code" href="class_i_d3___field_impl.html#a7b1aeb5f8fcc8266b52c55f2d6258dde">GetInteger</a>(); <a name="l00075"></a>00075 } <a name="l00076"></a>00076 <a name="l00077"></a><a class="code" href="class_i_d3___field_impl.html#a7b1aeb5f8fcc8266b52c55f2d6258dde">00077</a> uint32 <a class="code" href="class_i_d3___field_impl.html#a7b1aeb5f8fcc8266b52c55f2d6258dde">ID3_FieldImpl::GetInteger</a>()<span class="keyword"> const</span> <a name="l00078"></a>00078 <span class="keyword"></span>{ <a name="l00079"></a>00079 uint32 val = 0; <a name="l00080"></a>00080 <span class="keywordflow">if</span> (this-><a class="code" href="class_i_d3___field_impl.html#a52bf3b506788dbfb3adad6af6c413b90">GetType</a>() == <a class="code" href="globals_8h.html#adc0ffe8cf70623e6d4d17092b20bdd6ba0ca8942d094abdf66373a765aba09caa">ID3FTY_INTEGER</a>) <a name="l00081"></a>00081 { <a name="l00082"></a>00082 val = _integer; <a name="l00083"></a>00083 } <a name="l00084"></a>00084 <span class="keywordflow">return</span> val; <a name="l00085"></a>00085 } <a name="l00086"></a>00086 <a name="l00087"></a><a class="code" href="class_i_d3___field_impl.html#a150705fc1b3891b6abd06d00dc7f41bc">00087</a> <span class="keywordtype">bool</span> <a class="code" href="class_i_d3___field_impl.html#a150705fc1b3891b6abd06d00dc7f41bc">ID3_FieldImpl::ParseInteger</a>(<a class="code" href="class_i_d3___reader.html">ID3_Reader</a>& reader) <a name="l00088"></a>00088 { <a name="l00089"></a>00089 ID3D_NOTICE( <span class="stringliteral">"ID3_FieldImpl::ParseInteger(): beg = "</span> << reader.<a class="code" href="class_i_d3___reader.html#aeaf468ffe03c08731dcaf268fff3391b" title="Return the beginning position in the reader.">getBeg</a>() ); <a name="l00090"></a>00090 ID3D_NOTICE( <span class="stringliteral">"ID3_FieldImpl::ParseInteger(): cur = "</span> << reader.<a class="code" href="class_i_d3___reader.html#a232935e138e44ea49e5a289fb8d7ac94" title="Return the current position in the reader.">getCur</a>() ); <a name="l00091"></a>00091 ID3D_NOTICE( <span class="stringliteral">"ID3_FieldImpl::ParseInteger(): end = "</span> << reader.<a class="code" href="class_i_d3___reader.html#a5872b6813a652d831b770bfb7d65aec8" title="Return the ending position in the reader.">getEnd</a>() ); <a name="l00092"></a>00092 <span class="keywordtype">bool</span> success = <span class="keyword">false</span>; <a name="l00093"></a>00093 <span class="keywordflow">if</span> (!reader.<a class="code" href="class_i_d3___reader.html#a2d7e9a6e4c4c5f751035ea507c6cadb5">atEnd</a>()) <a name="l00094"></a>00094 { <a name="l00095"></a>00095 this-><a class="code" href="class_i_d3___field_impl.html#a70599ecbe8fc8a4a55c348a15bcb3928" title="Clears any data and frees any memory associated with the field.">Clear</a>(); <a name="l00096"></a>00096 <span class="keywordtype">size_t</span> fixed = this-><a class="code" href="class_i_d3___field_impl.html#a42c87589e147efabe0e2eb30bdc6938b" title="Returns the size of a field.">Size</a>(); <a name="l00097"></a>00097 <span class="keywordtype">size_t</span> nBytes = (fixed > 0) ? fixed : <span class="keyword">sizeof</span>(uint32); <a name="l00098"></a>00098 this-><a class="code" href="class_i_d3___field_impl.html#a6daa86b940122734d9bee75d7b57d6cf" title="Sets the value of the field to the specified integer.">Set</a>(<a class="code" href="namespacedami_1_1io.html#a4795dfc73c82683365f2738567c1d805">io::readBENumber</a>(reader, nBytes)); <a name="l00099"></a>00099 _changed = <span class="keyword">false</span>; <a name="l00100"></a>00100 success = <span class="keyword">true</span>; <a name="l00101"></a>00101 } <a name="l00102"></a>00102 <span class="keywordflow">return</span> success; <a name="l00103"></a>00103 } <a name="l00104"></a>00104 <a name="l00105"></a><a class="code" href="class_i_d3___field_impl.html#a6bc25f2a946d1fceaf99b4c5099615d2">00105</a> <span class="keywordtype">void</span> <a class="code" href="class_i_d3___field_impl.html#a6bc25f2a946d1fceaf99b4c5099615d2">ID3_FieldImpl::RenderInteger</a>(<a class="code" href="class_i_d3___writer.html">ID3_Writer</a>& writer)<span class="keyword"> const</span> <a name="l00106"></a>00106 <span class="keyword"></span>{ <a name="l00107"></a>00107 <a class="code" href="namespacedami_1_1io.html#aca584020fcdd2925490c52af0eca5dcb">io::writeBENumber</a>(writer, _integer, this-><a class="code" href="class_i_d3___field_impl.html#a42c87589e147efabe0e2eb30bdc6938b" title="Returns the size of a field.">Size</a>()); <a name="l00108"></a>00108 } <a name="l00109"></a>00109 </pre></div></div> <hr class="footer"/><address style="text-align: right;"><small>Generated on Wed Jan 12 23:46:35 2011 for id3lib by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.3 </small></address> </body> </html>