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<hr><h1>src/frame_impl.h</h1><a href="frame__impl_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 <font class="comment">// -*- C++ -*-</font>
00002 <font class="comment">// $Id: frame_impl.h,v 1.2 2000/11/07 09:18:36 eldamitri Exp $</font>
00003
00004 <font class="comment">// id3lib: a C++ library for creating and manipulating id3v1/v2 tags</font>
00005 <font class="comment">// Copyright 1999, 2000 Scott Thomas Haug</font>
00006
00007 <font class="comment">// This library is free software; you can redistribute it and/or modify it</font>
00008 <font class="comment">// under the terms of the GNU Library General Public License as published by</font>
00009 <font class="comment">// the Free Software Foundation; either version 2 of the License, or (at your</font>
00010 <font class="comment">// option) any later version.</font>
00011 <font class="comment">//</font>
00012 <font class="comment">// This library is distributed in the hope that it will be useful, but WITHOUT</font>
00013 <font class="comment">// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or</font>
00014 <font class="comment">// FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public</font>
00015 <font class="comment">// License for more details.</font>
00016 <font class="comment">//</font>
00017 <font class="comment">// You should have received a copy of the GNU Library General Public License</font>
00018 <font class="comment">// along with this library; if not, write to the Free Software Foundation,</font>
00019 <font class="comment">// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.</font>
00020
00021 <font class="comment">// The id3lib authors encourage improvements and optimisations to be sent to</font>
00022 <font class="comment">// the id3lib coordinator. Please see the README file for details on where to</font>
00023 <font class="comment">// send such submissions. See the AUTHORS file for a list of people who have</font>
00024 <font class="comment">// contributed to id3lib. See the ChangeLog file for a list of changes to</font>
00025 <font class="comment">// id3lib. These files are distributed with id3lib at</font>
00026 <font class="comment">// http://download.sourceforge.net/id3lib/</font>
00027
00028 <font class="preprocessor">#ifndef _ID3LIB_FRAME_IMPL_H_</font>
00029 <font class="preprocessor"></font><font class="preprocessor">#define _ID3LIB_FRAME_IMPL_H_</font>
00030 <font class="preprocessor"></font>
00031 <font class="preprocessor">#include <vector></font>
00032 <font class="preprocessor">#include <bitset></font>
00033 <font class="preprocessor">#include "<a class="code" href="frame_8h.html">frame.h</a>"</font>
00034 <font class="preprocessor">#include "<a class="code" href="header__frame_8h.html">header_frame.h</a>"</font>
00035
<a name="l00036"></a><a class="code" href="class_i_d3___frame_impl.html">00036</a> <font class="keyword">class </font><a class="code" href="class_i_d3___frame_impl.html">ID3_FrameImpl</a>
00037 {
00038 <font class="keyword">typedef</font> std::bitset<ID3FN_LASTFIELDID> Bitset;
00039 <font class="keyword">typedef</font> std::vector<ID3_Field *> Fields;
00040 <font class="keyword">public</font>:
<a name="l00041"></a><a class="code" href="class_i_d3___frame_impl.html#s0">00041</a> <font class="keyword">typedef</font> Fields::iterator <a class="code" href="class_i_d3___frame_impl.html#s0">iterator</a>;
<a name="l00042"></a><a class="code" href="class_i_d3___frame_impl.html#s1">00042</a> <font class="keyword">typedef</font> Fields::const_iterator <a class="code" href="class_i_d3___frame_impl.html#s1">const_iterator</a>;
00043 <font class="keyword">public</font>:
00044 <a class="code" href="class_i_d3___frame_impl.html#a0">ID3_FrameImpl</a>(<a class="code" href="globals_8h.html#a219">ID3_FrameID</a> id = <a class="code" href="globals_8h.html#a219a95">ID3FID_NOFRAME</a>);
00045 <a class="code" href="class_i_d3___frame_impl.html#a0">ID3_FrameImpl</a>(<font class="keyword">const</font> <a class="code" href="class_i_d3___frame_header.html">ID3_FrameHeader</a>&);
00046 <a class="code" href="class_i_d3___frame_impl.html#a0">ID3_FrameImpl</a>(<font class="keyword">const</font> <a class="code" href="class_i_d3___frame.html">ID3_Frame</a>&);
00047
00049 <font class="keyword">virtual</font> <a class="code" href="class_i_d3___frame_impl.html#a3">~ID3_FrameImpl</a>();
00050
00051 <font class="keywordtype">void</font> <a class="code" href="class_i_d3___frame_impl.html#a4">Clear</a>();
00052
00053 <font class="keywordtype">bool</font> <a class="code" href="class_i_d3___frame_impl.html#a5">SetID</a>(<a class="code" href="globals_8h.html#a219">ID3_FrameID</a> id);
<a name="l00054"></a><a class="code" href="class_i_d3___frame_impl.html#a6">00054</a> <a class="code" href="globals_8h.html#a219">ID3_FrameID</a> <a class="code" href="class_i_d3___frame_impl.html#a6">GetID</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> _hdr.<a class="code" href="class_i_d3___frame_header.html#a6">GetFrameID</a>(); }
00055
00056 <a class="code" href="class_i_d3___field.html">ID3_Field</a>* <a class="code" href="class_i_d3___frame_impl.html#a7">GetField</a>(<a class="code" href="globals_8h.html#a218">ID3_FieldID</a> name) <font class="keyword">const</font>;
00057
00058 size_t <a class="code" href="class_i_d3___frame_impl.html#a8">NumFields</a>() <font class="keyword">const</font>;
00059
00060 <font class="keyword">const</font> <font class="keywordtype">char</font>* <a class="code" href="class_i_d3___frame_impl.html#a9">GetDescription</a>() <font class="keyword">const</font>;
00061 <font class="keyword">static</font> <font class="keyword">const</font> <font class="keywordtype">char</font>* <a class="code" href="class_i_d3___frame_impl.html#a9">GetDescription</a>(<a class="code" href="globals_8h.html#a219">ID3_FrameID</a>);
00062
<a name="l00063"></a><a class="code" href="class_i_d3___frame_impl.html#a10">00063</a> <font class="keyword">const</font> <font class="keywordtype">char</font>* <a class="code" href="class_i_d3___frame_impl.html#a10">GetTextID</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> _hdr.<a class="code" href="class_i_d3___frame_header.html#a7">GetTextID</a>(); }
00064
00065 <a class="code" href="class_i_d3___frame_impl.html">ID3_FrameImpl</a>& <a class="code" href="class_i_d3___frame_impl.html#a11">operator=</a>(<font class="keyword">const</font> <a class="code" href="class_i_d3___frame.html">ID3_Frame</a> &);
00066 <font class="keywordtype">bool</font> <a class="code" href="class_i_d3___frame_impl.html#a12">HasChanged</a>() <font class="keyword">const</font>;
00067 <font class="keywordtype">bool</font> <a class="code" href="class_i_d3___frame_impl.html#a13">Parse</a>(<a class="code" href="class_i_d3___reader.html">ID3_Reader</a>&);
00068 <font class="keywordtype">void</font> <a class="code" href="class_i_d3___frame_impl.html#a14">Render</a>(<a class="code" href="class_i_d3___writer.html">ID3_Writer</a>&) <font class="keyword">const</font>;
00069 size_t <a class="code" href="class_i_d3___frame_impl.html#a15">Size</a>();
<a name="l00070"></a><a class="code" href="class_i_d3___frame_impl.html#a16">00070</a> <font class="keywordtype">bool</font> <a class="code" href="class_i_d3___frame_impl.html#a16">Contains</a>(<a class="code" href="globals_8h.html#a218">ID3_FieldID</a> fld)<font class="keyword"> const</font>
00071 <font class="keyword"> </font>{ <font class="keywordflow">return</font> _bitset.test(fld); }
00072 <font class="keywordtype">bool</font> <a class="code" href="class_i_d3___frame_impl.html#a17">SetSpec</a>(<a class="code" href="globals_8h.html#a216">ID3_V2Spec</a>);
00073 <a class="code" href="globals_8h.html#a216">ID3_V2Spec</a> <a class="code" href="class_i_d3___frame_impl.html#a18">GetSpec</a>() <font class="keyword">const</font>;
00074
<a name="l00080"></a><a class="code" href="class_i_d3___frame_impl.html#a19">00080</a> <font class="keywordtype">bool</font> <a class="code" href="class_i_d3___frame_impl.html#a19">SetCompression</a>(<font class="keywordtype">bool</font> b) { <font class="keywordflow">return</font> _hdr.<a class="code" href="class_i_d3___frame_header.html#a11">SetCompression</a>(b); }
<a name="l00089"></a><a class="code" href="class_i_d3___frame_impl.html#a20">00089</a> <font class="keywordtype">bool</font> <a class="code" href="class_i_d3___frame_impl.html#a20">GetCompression</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> _hdr.<a class="code" href="class_i_d3___frame_header.html#a14">GetCompression</a>(); }
<a name="l00090"></a><a class="code" href="class_i_d3___frame_impl.html#a21">00090</a> size_t <a class="code" href="class_i_d3___frame_impl.html#a21">GetDataSize</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> _hdr.<a class="code" href="class_i_d3___header.html#a5">GetDataSize</a>(); }
00091
<a name="l00092"></a><a class="code" href="class_i_d3___frame_impl.html#a22">00092</a> <font class="keywordtype">bool</font> <a class="code" href="class_i_d3___frame_impl.html#a22">SetEncryptionID</a>(<a class="code" href="globals_8h.html#a33">uchar</a> id)
00093 {
00094 <font class="keywordtype">bool</font> changed = id != _encryption_id;
00095 _encryption_id = id;
00096 _changed = _changed || changed;
00097 _hdr.<a class="code" href="class_i_d3___frame_header.html#a12">SetEncryption</a>(<font class="keyword">true</font>);
00098 <font class="keywordflow">return</font> changed;
00099 }
<a name="l00100"></a><a class="code" href="class_i_d3___frame_impl.html#a23">00100</a> <a class="code" href="globals_8h.html#a33">uchar</a> <a class="code" href="class_i_d3___frame_impl.html#a23">GetEncryptionID</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> _encryption_id; }
<a name="l00101"></a><a class="code" href="class_i_d3___frame_impl.html#a24">00101</a> <font class="keywordtype">bool</font> <a class="code" href="class_i_d3___frame_impl.html#a24">SetGroupingID</a>(<a class="code" href="globals_8h.html#a33">uchar</a> id)
00102 {
00103 <font class="keywordtype">bool</font> changed = id != _grouping_id;
00104 _grouping_id = id;
00105 _changed = _changed || changed;
00106 _hdr.<a class="code" href="class_i_d3___frame_header.html#a13">SetGrouping</a>(<font class="keyword">true</font>);
00107 <font class="keywordflow">return</font> changed;
00108 }
<a name="l00109"></a><a class="code" href="class_i_d3___frame_impl.html#a25">00109</a> <a class="code" href="globals_8h.html#a33">uchar</a> <a class="code" href="class_i_d3___frame_impl.html#a25">GetGroupingID</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> _grouping_id; }
00110
<a name="l00111"></a><a class="code" href="class_i_d3___frame_impl.html#a26">00111</a> <a class="code" href="class_i_d3___frame_impl.html#s0">iterator</a> <a class="code" href="class_i_d3___frame_impl.html#a26">begin</a>() { <font class="keywordflow">return</font> _fields.begin(); }
<a name="l00112"></a><a class="code" href="class_i_d3___frame_impl.html#a27">00112</a> <a class="code" href="class_i_d3___frame_impl.html#s0">iterator</a> <a class="code" href="class_i_d3___frame_impl.html#a27">end</a>() { <font class="keywordflow">return</font> _fields.end(); }
<a name="l00113"></a><a class="code" href="class_i_d3___frame_impl.html#a28">00113</a> <a class="code" href="class_i_d3___frame_impl.html#s1">const_iterator</a> <a class="code" href="class_i_d3___frame_impl.html#a26">begin</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> _fields.begin(); }
<a name="l00114"></a><a class="code" href="class_i_d3___frame_impl.html#a29">00114</a> <a class="code" href="class_i_d3___frame_impl.html#s1">const_iterator</a> <a class="code" href="class_i_d3___frame_impl.html#a27">end</a>() <font class="keyword">const</font> { <font class="keywordflow">return</font> _fields.end(); }
00115
00116 <font class="keyword">protected</font>:
00117 <font class="keywordtype">bool</font> <a class="code" href="class_i_d3___frame_impl.html#b0">_SetID</a>(<a class="code" href="globals_8h.html#a219">ID3_FrameID</a>);
00118 <font class="keywordtype">bool</font> <a class="code" href="class_i_d3___frame_impl.html#b1">_ClearFields</a>();
00119 <font class="keywordtype">void</font> <a class="code" href="class_i_d3___frame_impl.html#b2">_InitFields</a>();
00120 <font class="keywordtype">void</font> <a class="code" href="class_i_d3___frame_impl.html#b3">_InitFieldBits</a>();
00121 <font class="keywordtype">void</font> <a class="code" href="class_i_d3___frame_impl.html#b4">_UpdateFieldDeps</a>();
00122
00123 <font class="keyword">private</font>:
00124 <font class="keyword">mutable</font> <font class="keywordtype">bool</font> _changed; <font class="comment">// frame changed since last parse/render?</font>
00125 Bitset _bitset; <font class="comment">// which fields are present?</font>
00126 Fields _fields;
00127 <a class="code" href="class_i_d3___frame_header.html">ID3_FrameHeader</a> _hdr; <font class="comment">// </font>
00128 <a class="code" href="globals_8h.html#a33">uchar</a> _encryption_id; <font class="comment">// encryption id</font>
00129 <a class="code" href="globals_8h.html#a33">uchar</a> _grouping_id; <font class="comment">// grouping id</font>
00130 }
00131 ;
00132
00133 <font class="preprocessor">#endif </font><font class="comment">/* _ID3LIB_FRAME_IMPL_H_ */</font>
</pre></div><hr><address><small>Generated on Thu Jan 3 07:35:55 2002 for id3lib by
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<img src="doxygen.gif" alt="doxygen" align="middle" border=0
width=110 height=53></a>1.2.12 written by <a href="mailto:dimitri@stack.nl">Dimitri van Heesch</a>,
© 1997-2001</small></address>
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