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<hr><h1>src/field_integer.cpp</h1><a href="field__integer_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 <font class="comment">// $Id: field_integer.cpp,v 1.19 2000/10/29 01:37:28 eldamitri Exp $</font>
00002 
00003 <font class="comment">// id3lib: a C++ library for creating and manipulating id3v1/v2 tags</font>
00004 <font class="comment">// Copyright 1999, 2000  Scott Thomas Haug</font>
00005 
00006 <font class="comment">// This library is free software; you can redistribute it and/or modify it</font>
00007 <font class="comment">// under the terms of the GNU Library General Public License as published by</font>
00008 <font class="comment">// the Free Software Foundation; either version 2 of the License, or (at your</font>
00009 <font class="comment">// option) any later version.</font>
00010 <font class="comment">//</font>
00011 <font class="comment">// This library is distributed in the hope that it will be useful, but WITHOUT</font>
00012 <font class="comment">// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or</font>
00013 <font class="comment">// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public</font>
00014 <font class="comment">// License for more details.</font>
00015 <font class="comment">//</font>
00016 <font class="comment">// You should have received a copy of the GNU Library General Public License</font>
00017 <font class="comment">// along with this library; if not, write to the Free Software Foundation,</font>
00018 <font class="comment">// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.</font>
00019 
00020 <font class="comment">// The id3lib authors encourage improvements and optimisations to be sent to</font>
00021 <font class="comment">// the id3lib coordinator.  Please see the README file for details on where to</font>
00022 <font class="comment">// send such submissions.  See the AUTHORS file for a list of people who have</font>
00023 <font class="comment">// contributed to id3lib.  See the ChangeLog file for a list of changes to</font>
00024 <font class="comment">// id3lib.  These files are distributed with id3lib at</font>
00025 <font class="comment">// http://download.sourceforge.net/id3lib/</font>
00026 
00027 <font class="preprocessor">#if defined HAVE_CONFIG_H</font>
00028 <font class="preprocessor"></font><font class="preprocessor">#include &lt;config.h&gt;</font>
00029 <font class="preprocessor">#endif</font>
00030 <font class="preprocessor"></font>
00031 
00032 <font class="preprocessor">#include "<a class="code" href="field__impl_8h.html">field_impl.h</a>"</font>
00033 <font class="preprocessor">#include "utils.h"</font>
00034 <font class="preprocessor">#include "io_helpers.h"</font>
00035 
00036 <font class="keyword">using</font> <font class="keyword">namespace </font>dami;
00037 
<a name="l00052"></a><a class="code" href="class_i_d3___field_impl.html#a6">00052</a> <font class="keywordtype">void</font> <a class="code" href="class_i_d3___field_impl.html#a6">ID3_FieldImpl::Set</a>(<a class="code" href="sized__types_8h.html#a4">uint32</a> val)
00053 {
00054   this-&gt;<a class="code" href="class_i_d3___field_impl.html#a8">SetInteger</a>(val);
00055 }
00056 
<a name="l00057"></a><a class="code" href="class_i_d3___field_impl.html#a8">00057</a> <font class="keywordtype">void</font> <a class="code" href="class_i_d3___field_impl.html#a8">ID3_FieldImpl::SetInteger</a>(<a class="code" href="sized__types_8h.html#a4">uint32</a> val)
00058 {
00059   <font class="keywordflow">if</font> (this-&gt;<a class="code" href="class_i_d3___field_impl.html#a39">GetType</a>() == <a class="code" href="globals_8h.html#a222a187">ID3FTY_INTEGER</a>)
00060   {
00061     this-&gt;<a class="code" href="class_i_d3___field_impl.html#a1">Clear</a>();
00062     
00063     _integer = val;
00064     _changed = <font class="keyword">true</font>;
00065   }
00066 }
00067 
<a name="l00077"></a><a class="code" href="class_i_d3___field_impl.html#a7">00077</a> <a class="code" href="sized__types_8h.html#a4">uint32</a> <a class="code" href="class_i_d3___field_impl.html#a7">ID3_FieldImpl::Get</a>()<font class="keyword"> const</font>
00078 <font class="keyword"></font>{
00079   <font class="keywordflow">return</font> this-&gt;<a class="code" href="class_i_d3___field_impl.html#a9">GetInteger</a>();
00080 }
00081 
<a name="l00082"></a><a class="code" href="class_i_d3___field_impl.html#a9">00082</a> <a class="code" href="sized__types_8h.html#a4">uint32</a> <a class="code" href="class_i_d3___field_impl.html#a9">ID3_FieldImpl::GetInteger</a>()<font class="keyword"> const</font>
00083 <font class="keyword"></font>{
00084   <a class="code" href="sized__types_8h.html#a4">uint32</a> val = 0;
00085   <font class="keywordflow">if</font> (this-&gt;<a class="code" href="class_i_d3___field_impl.html#a39">GetType</a>() == <a class="code" href="globals_8h.html#a222a187">ID3FTY_INTEGER</a>)
00086   {
00087     val = _integer;
00088   }
00089   <font class="keywordflow">return</font> val;
00090 }
00091 
<a name="l00092"></a><a class="code" href="class_i_d3___field_impl.html#b3">00092</a> <font class="keywordtype">bool</font> <a class="code" href="class_i_d3___field_impl.html#b3">ID3_FieldImpl::ParseInteger</a>(<a class="code" href="class_i_d3___reader.html">ID3_Reader</a>&amp; reader)
00093 {
00094   ID3D_NOTICE( <font class="stringliteral">"ID3_FieldImpl::ParseInteger(): beg = "</font> &lt;&lt; reader.<a class="code" href="class_i_d3___reader.html#a1">getBeg</a>() );
00095   ID3D_NOTICE( <font class="stringliteral">"ID3_FieldImpl::ParseInteger(): cur = "</font> &lt;&lt; reader.<a class="code" href="class_i_d3___reader.html#a3">getCur</a>() );
00096   ID3D_NOTICE( <font class="stringliteral">"ID3_FieldImpl::ParseInteger(): end = "</font> &lt;&lt; reader.<a class="code" href="class_i_d3___reader.html#a2">getEnd</a>() );
00097   <font class="keywordtype">bool</font> success = <font class="keyword">false</font>;
00098   <font class="keywordflow">if</font> (!reader.<a class="code" href="class_i_d3___reader.html#a11">atEnd</a>())
00099   {
00100     this-&gt;<a class="code" href="class_i_d3___field_impl.html#a1">Clear</a>();
00101     size_t fixed = this-&gt;<a class="code" href="class_i_d3___field_impl.html#a2">Size</a>();
00102     size_t nBytes = (fixed &gt; 0) ? fixed : <font class="keyword">sizeof</font>(uint32);
00103     this-&gt;<a class="code" href="class_i_d3___field_impl.html#a6">Set</a>(io::readBENumber(reader, nBytes));
00104     _changed = <font class="keyword">false</font>;
00105     success = <font class="keyword">true</font>;
00106   }
00107   <font class="keywordflow">return</font> success;
00108 }
00109 
<a name="l00110"></a><a class="code" href="class_i_d3___field_impl.html#b0">00110</a> <font class="keywordtype">void</font> <a class="code" href="class_i_d3___field_impl.html#b0">ID3_FieldImpl::RenderInteger</a>(<a class="code" href="class_i_d3___writer.html">ID3_Writer</a>&amp; writer)<font class="keyword"> const</font>
00111 <font class="keyword"></font>{
00112   io::writeBENumber(writer, _integer, this-&gt;Size());
00113 }
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