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<div class="title">notearray.cc</div> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/**************************************************************************</span>
<a name="l00002"></a>00002 <span class="comment"></span>
<a name="l00003"></a>00003 <span class="comment"> notearray.cc - NoteArray class, which holds an array of notes</span>
<a name="l00004"></a>00004 <span class="comment"> This file is part of LibKMid 0.9.5</span>
<a name="l00005"></a>00005 <span class="comment"> Copyright (C) 1998,99,2000 Antonio Larrosa Jimenez</span>
<a name="l00006"></a>00006 <span class="comment"> LibKMid's homepage : http://www.arrakis.es/~rlarrosa/libkmid.html </span>
<a name="l00007"></a>00007 <span class="comment"></span>
<a name="l00008"></a>00008 <span class="comment"> This library is free software; you can redistribute it and/or</span>
<a name="l00009"></a>00009 <span class="comment"> modify it under the terms of the GNU Library General Public</span>
<a name="l00010"></a>00010 <span class="comment"> License as published by the Free Software Foundation; either</span>
<a name="l00011"></a>00011 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
<a name="l00012"></a>00012 <span class="comment"> </span>
<a name="l00013"></a>00013 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00014"></a>00014 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00015"></a>00015 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00016"></a>00016 <span class="comment"> Library General Public License for more details.</span>
<a name="l00017"></a>00017 <span class="comment"> </span>
<a name="l00018"></a>00018 <span class="comment"> You should have received a copy of the GNU Library General Public License</span>
<a name="l00019"></a>00019 <span class="comment"> along with this library; see the file COPYING.LIB. If not, write to</span>
<a name="l00020"></a>00020 <span class="comment"> the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00021"></a>00021 <span class="comment"> Boston, MA 02110-1301, USA.</span>
<a name="l00022"></a>00022 <span class="comment"></span>
<a name="l00023"></a>00023 <span class="comment"> Send comments and bug fixes to Antonio Larrosa <larrosa@kde.org></span>
<a name="l00024"></a>00024 <span class="comment"></span>
<a name="l00025"></a>00025 <span class="comment">***************************************************************************/</span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="preprocessor">#include "notearray.h"</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <string.h></span>
<a name="l00029"></a>00029
<a name="l00030"></a><a class="code" href="classNoteArray.html#a21fc6ed9668b3a6b08e1f8d568270874">00030</a> <a class="code" href="classNoteArray.html#a21fc6ed9668b3a6b08e1f8d568270874" title="Constructor.">NoteArray::NoteArray</a>(<span class="keywordtype">void</span>)
<a name="l00031"></a>00031 {
<a name="l00032"></a>00032 totalAllocated=50;
<a name="l00033"></a>00033 data=<span class="keyword">new</span> noteCmd[totalAllocated];
<a name="l00034"></a>00034 lastAdded=0L;
<a name="l00035"></a>00035 }
<a name="l00036"></a>00036
<a name="l00037"></a><a class="code" href="classNoteArray.html#a627d389a3d344f7542adae7a07bfaf99">00037</a> <a class="code" href="classNoteArray.html#a627d389a3d344f7542adae7a07bfaf99" title="Destructor.">NoteArray::~NoteArray</a>()
<a name="l00038"></a>00038 {
<a name="l00039"></a>00039 <span class="keyword">delete</span> data;
<a name="l00040"></a>00040 totalAllocated=0;
<a name="l00041"></a>00041 }
<a name="l00042"></a>00042
<a name="l00043"></a>00043 NoteArray::noteCmd *NoteArray::pointerTo(ulong pos)
<a name="l00044"></a>00044 {
<a name="l00045"></a>00045 <span class="keywordflow">if</span> (pos<totalAllocated) <span class="keywordflow">return</span> &data[pos];
<a name="l00046"></a>00046 <span class="keywordflow">while</span> (pos>=totalAllocated)
<a name="l00047"></a>00047 {
<a name="l00048"></a>00048 noteCmd *tmp=<span class="keyword">new</span> noteCmd[totalAllocated*2];
<a name="l00049"></a>00049 memcpy(tmp,data,<span class="keyword">sizeof</span>(noteCmd)*totalAllocated);
<a name="l00050"></a>00050 <span class="keyword">delete</span> data;
<a name="l00051"></a>00051 data=tmp;
<a name="l00052"></a>00052 totalAllocated*=2;
<a name="l00053"></a>00053 }
<a name="l00054"></a>00054 <span class="keywordflow">return</span> &data[pos];
<a name="l00055"></a>00055 }
<a name="l00056"></a>00056
<a name="l00057"></a><a class="code" href="classNoteArray.html#a637255f7ffcbee3d1cc0bfeb150dd5ce">00057</a> <span class="keywordtype">void</span> <a class="code" href="classNoteArray.html#a637255f7ffcbee3d1cc0bfeb150dd5ce" title="Adds (or modifies) an event in the given position .">NoteArray::at</a>(ulong pos, ulong ms,<span class="keywordtype">int</span> chn,<span class="keywordtype">int</span> cmd,<span class="keywordtype">int</span> note)
<a name="l00058"></a>00058 {
<a name="l00059"></a>00059 noteCmd *tmp=pointerTo(pos);
<a name="l00060"></a>00060 tmp->ms=ms;
<a name="l00061"></a>00061 tmp->chn=chn;
<a name="l00062"></a>00062 tmp->cmd=cmd;
<a name="l00063"></a>00063 tmp->note=note;
<a name="l00064"></a>00064 }
<a name="l00065"></a>00065
<a name="l00066"></a><a class="code" href="classNoteArray.html#a7aff738c1322ea5253efcdeeb3b27fe8">00066</a> <span class="keywordtype">void</span> <a class="code" href="classNoteArray.html#a637255f7ffcbee3d1cc0bfeb150dd5ce" title="Adds (or modifies) an event in the given position .">NoteArray::at</a>(ulong pos, noteCmd s)
<a name="l00067"></a>00067 {
<a name="l00068"></a>00068 noteCmd *tmp=pointerTo(pos);
<a name="l00069"></a>00069 tmp->ms=s.ms;
<a name="l00070"></a>00070 tmp->chn=s.chn;
<a name="l00071"></a>00071 tmp->cmd=s.cmd;
<a name="l00072"></a>00072 tmp->note=s.note;
<a name="l00073"></a>00073 }
<a name="l00074"></a>00074
<a name="l00075"></a><a class="code" href="classNoteArray.html#a0aa094939271786e68f705982d477d4b">00075</a> NoteArray::noteCmd <a class="code" href="classNoteArray.html#a637255f7ffcbee3d1cc0bfeb150dd5ce" title="Adds (or modifies) an event in the given position .">NoteArray::at</a>(<span class="keywordtype">int</span> pos)
<a name="l00076"></a>00076 {
<a name="l00077"></a>00077 <span class="keywordflow">return</span> *pointerTo(pos);
<a name="l00078"></a>00078 }
<a name="l00079"></a>00079
<a name="l00080"></a><a class="code" href="classNoteArray.html#ac4a1bc464ea67f56929b7715cd6c0bd4">00080</a> <span class="keywordtype">void</span> <a class="code" href="classNoteArray.html#ac4a1bc464ea67f56929b7715cd6c0bd4" title="Adds a note/patch event at a given millisecond.">NoteArray::add</a>(ulong ms,<span class="keywordtype">int</span> chn,<span class="keywordtype">int</span> cmd,<span class="keywordtype">int</span> note)
<a name="l00081"></a>00081 {
<a name="l00082"></a>00082 <span class="keywordflow">if</span> (lastAdded==NULL)
<a name="l00083"></a>00083 {
<a name="l00084"></a>00084 lastAdded=data;
<a name="l00085"></a>00085 last=0;
<a name="l00086"></a>00086 }
<a name="l00087"></a>00087 <span class="keywordflow">else</span>
<a name="l00088"></a>00088 {
<a name="l00089"></a>00089 last++;
<a name="l00090"></a>00090 <span class="keywordflow">if</span> (last==totalAllocated) lastAdded=pointerTo(totalAllocated);
<a name="l00091"></a>00091 <span class="keywordflow">else</span> lastAdded++;
<a name="l00092"></a>00092 }
<a name="l00093"></a>00093 lastAdded->ms=ms;
<a name="l00094"></a>00094 lastAdded->chn=chn;
<a name="l00095"></a>00095 lastAdded->cmd=cmd;
<a name="l00096"></a>00096 lastAdded->note=note;
<a name="l00097"></a>00097 }
<a name="l00098"></a>00098
<a name="l00099"></a><a class="code" href="classNoteArray.html#a1c17e59895ce607944ad04b87576f811">00099</a> <span class="keywordtype">void</span> <a class="code" href="classNoteArray.html#a1c17e59895ce607944ad04b87576f811" title="Advances the iterator to the next position.">NoteArray::next</a>(<span class="keywordtype">void</span>)
<a name="l00100"></a>00100 {
<a name="l00101"></a>00101 <span class="keywordflow">if</span> (it==lastAdded) {it=NULL;<span class="keywordflow">return</span>;};
<a name="l00102"></a>00102 it++;
<a name="l00103"></a>00103 }
<a name="l00104"></a>00104
<a name="l00105"></a><a class="code" href="classNoteArray.html#afffbcdd4c43e4df7133f512996bbdec8">00105</a> <span class="keywordtype">void</span> <a class="code" href="classNoteArray.html#afffbcdd4c43e4df7133f512996bbdec8" title="Calls next() until the next event is over ms milliseconds and puts in pgm[16] the instruments used at...">NoteArray::moveIteratorTo</a>(ulong ms,<span class="keywordtype">int</span> *pgm)
<a name="l00106"></a>00106 {
<a name="l00107"></a>00107 noteCmd *ncmd;
<a name="l00108"></a>00108 <a class="code" href="classNoteArray.html#a5004a5dab1a07bea2349d02d987a9413" title="Initializes the iterator.">iteratorBegin</a>();
<a name="l00109"></a>00109 ncmd=<span class="keyword">get</span>();
<a name="l00110"></a>00110 <span class="keywordtype">int</span> pgm2[16];
<a name="l00111"></a>00111 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j=0;j<16;j++) pgm2[j]=0;
<a name="l00112"></a>00112 <span class="keywordflow">while</span> ((ncmd!=NULL)&&(ncmd->ms<ms))
<a name="l00113"></a>00113 {
<a name="l00114"></a>00114 <span class="keywordflow">if</span> (ncmd->cmd==2) pgm2[ncmd->chn]=ncmd->note;
<a name="l00115"></a>00115 <a class="code" href="classNoteArray.html#a1c17e59895ce607944ad04b87576f811" title="Advances the iterator to the next position.">next</a>();
<a name="l00116"></a>00116 ncmd=<span class="keyword">get</span>();
<a name="l00117"></a>00117 }
<a name="l00118"></a>00118 <span class="keywordflow">if</span> (pgm!=NULL)
<a name="l00119"></a>00119 {
<a name="l00120"></a>00120 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i=0;i<16;i++) pgm[i]=pgm2[i];
<a name="l00121"></a>00121 }
<a name="l00122"></a>00122 }
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