music21j-port
Version:
A toolkit for computer-aided musicology, Javascript version
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<title>Music21j Class: Part</title>
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<a class="brand" href="index.html">Music21j</a>
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<a href="namespaces.list.html" class="dropdown-toggle" data-toggle="dropdown">Namespaces<b
class="caret"></b></a>
<ul class="dropdown-menu ">
<li>
<a href="music21.html">music21</a>
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<li>
<a href="music21.articulations.html">music21.articulations</a>
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<a href="music21.audioSearch.html">music21.audioSearch</a>
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<a href="music21.base.html">music21.base</a>
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<a href="music21.beam.html">music21.beam</a>
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<a href="music21.chord.html">music21.chord</a>
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<a href="music21.clef.html">music21.clef</a>
</li>
<li>
<a href="music21.common.html">music21.common</a>
</li>
<li>
<a href="music21.duration.html">music21.duration</a>
</li>
<li>
<a href="music21.dynamics.html">music21.dynamics</a>
</li>
<li>
<a href="music21.expressions.html">music21.expressions</a>
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<li>
<a href="music21.fromPython.html">music21.fromPython</a>
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<li>
<a href="music21.instrument.html">music21.instrument</a>
</li>
<li>
<a href="music21.interval.html">music21.interval</a>
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<li>
<a href="music21.key.html">music21.key</a>
</li>
<li>
<a href="music21.keyboard.html">music21.keyboard</a>
</li>
<li>
<a href="music21.meter.html">music21.meter</a>
</li>
<li>
<a href="music21.miditools.html">music21.miditools</a>
</li>
<li>
<a href="music21.note.html">music21.note</a>
</li>
<li>
<a href="music21.pitch.html">music21.pitch</a>
</li>
<li>
<a href="music21.prebase.html">music21.prebase</a>
</li>
<li>
<a href="music21.renderOptions.html">music21.renderOptions</a>
</li>
<li>
<a href="music21.roman.html">music21.roman</a>
</li>
<li>
<a href="music21.scale.html">music21.scale</a>
</li>
<li>
<a href="music21.sites.html">music21.sites</a>
</li>
<li>
<a href="music21.stream.html">music21.stream</a>
</li>
<li>
<a href="music21.tempo.html">music21.tempo</a>
</li>
<li>
<a href="music21.tie.html">music21.tie</a>
</li>
<li>
<a href="music21.tinyNotation.html">music21.tinyNotation</a>
</li>
<li>
<a href="music21.vfShow.html">music21.vfShow</a>
</li>
<li>
<a href="music21.webmidi.html">music21.webmidi</a>
</li>
</ul>
</li>
<li class="dropdown">
<a href="classes.list.html" class="dropdown-toggle" data-toggle="dropdown">Classes<b
class="caret"></b></a>
<ul class="dropdown-menu ">
<li>
<a href="music21.articulations.Accent.html">music21.articulations.Accent</a>
</li>
<li>
<a href="music21.articulations.Articulation.html">music21.articulations.Articulation</a>
</li>
<li>
<a href="music21.articulations.DynamicArticulation.html">music21.articulations.DynamicArticulation</a>
</li>
<li>
<a href="music21.articulations.LengthArticulation.html">music21.articulations.LengthArticulation</a>
</li>
<li>
<a href="music21.articulations.Marcato.html">music21.articulations.Marcato</a>
</li>
<li>
<a href="music21.articulations.PitchArticulation.html">music21.articulations.PitchArticulation</a>
</li>
<li>
<a href="music21.articulations.Spiccato.html">music21.articulations.Spiccato</a>
</li>
<li>
<a href="music21.articulations.Staccatissimo.html">music21.articulations.Staccatissimo</a>
</li>
<li>
<a href="music21.articulations.Staccato.html">music21.articulations.Staccato</a>
</li>
<li>
<a href="music21.articulations.StrongAccent.html">music21.articulations.StrongAccent</a>
</li>
<li>
<a href="music21.articulations.Tenuto.html">music21.articulations.Tenuto</a>
</li>
<li>
<a href="music21.articulations.TimbreArticulation.html">music21.articulations.TimbreArticulation</a>
</li>
<li>
<a href="music21.base.Music21Object.html">music21.base.Music21Object</a>
</li>
<li>
<a href="music21.beam.Beam.html">music21.beam.Beam</a>
</li>
<li>
<a href="music21.beam.Beams.html">music21.beam.Beams</a>
</li>
<li>
<a href="music21.chord.Chord.html">music21.chord.Chord</a>
</li>
<li>
<a href="music21.clef.AltoClef.html">music21.clef.AltoClef</a>
</li>
<li>
<a href="music21.clef.BassClef.html">music21.clef.BassClef</a>
</li>
<li>
<a href="music21.clef.Clef.html">music21.clef.Clef</a>
</li>
<li>
<a href="music21.clef.MezzoSopranoClef.html">music21.clef.MezzoSopranoClef</a>
</li>
<li>
<a href="music21.clef.PercussionClef.html">music21.clef.PercussionClef</a>
</li>
<li>
<a href="music21.clef.SopranoClef.html">music21.clef.SopranoClef</a>
</li>
<li>
<a href="music21.clef.TenorClef.html">music21.clef.TenorClef</a>
</li>
<li>
<a href="music21.clef.Treble8vaClef.html">music21.clef.Treble8vaClef</a>
</li>
<li>
<a href="music21.clef.Treble8vbClef.html">music21.clef.Treble8vbClef</a>
</li>
<li>
<a href="music21.clef.TrebleClef.html">music21.clef.TrebleClef</a>
</li>
<li>
<a href="music21.duration.Duration.html">music21.duration.Duration</a>
</li>
<li>
<a href="music21.duration.Tuplet.html">music21.duration.Tuplet</a>
</li>
<li>
<a href="music21.dynamics.Dynamic.html">music21.dynamics.Dynamic</a>
</li>
<li>
<a href="music21.expressions.Expression.html">music21.expressions.Expression</a>
</li>
<li>
<a href="music21.expressions.Fermata.html">music21.expressions.Fermata</a>
</li>
<li>
<a href="music21.fromPython.Converter.html">music21.fromPython.Converter</a>
</li>
<li>
<a href="music21.instrument.Instrument.html">music21.instrument.Instrument</a>
</li>
<li>
<a href="music21.interval.ChromaticInterval.html">music21.interval.ChromaticInterval</a>
</li>
<li>
<a href="music21.interval.DiatonicInterval.html">music21.interval.DiatonicInterval</a>
</li>
<li>
<a href="music21.interval.GenericInterval.html">music21.interval.GenericInterval</a>
</li>
<li>
<a href="music21.interval.Interval.html">music21.interval.Interval</a>
</li>
<li>
<a href="music21.key.Key.html">music21.key.Key</a>
</li>
<li>
<a href="music21.key.KeySignature.html">music21.key.KeySignature</a>
</li>
<li>
<a href="music21.keyboard.BlackKey.html">music21.keyboard.BlackKey</a>
</li>
<li>
<a href="music21.keyboard.Key.html">music21.keyboard.Key</a>
</li>
<li>
<a href="music21.keyboard.Keyboard.html">music21.keyboard.Keyboard</a>
</li>
<li>
<a href="music21.keyboard.WhiteKey.html">music21.keyboard.WhiteKey</a>
</li>
<li>
<a href="music21.meter.TimeSignature.html">music21.meter.TimeSignature</a>
</li>
<li>
<a href="music21.miditools.Event.html">music21.miditools.Event</a>
</li>
<li>
<a href="music21.miditools.MidiPlayer.html">music21.miditools.MidiPlayer</a>
</li>
<li>
<a href="music21.note.GeneralNote.html">music21.note.GeneralNote</a>
</li>
<li>
<a href="music21.note.Lyric.html">music21.note.Lyric</a>
</li>
<li>
<a href="music21.note.Note.html">music21.note.Note</a>
</li>
<li>
<a href="music21.note.NotRest.html">music21.note.NotRest</a>
</li>
<li>
<a href="music21.note.Rest.html">music21.note.Rest</a>
</li>
<li>
<a href="music21.pitch.Accidental.html">music21.pitch.Accidental</a>
</li>
<li>
<a href="music21.pitch.Pitch.html">music21.pitch.Pitch</a>
</li>
<li>
<a href="music21.prebase.ProtoM21Object.html">music21.prebase.ProtoM21Object</a>
</li>
<li>
<a href="music21.renderOptions.RenderOptions.html">music21.renderOptions.RenderOptions</a>
</li>
<li>
<a href="music21.roman.RomanNumeral.html">music21.roman.RomanNumeral</a>
</li>
<li>
<a href="music21.stream.Measure.html">music21.stream.Measure</a>
</li>
<li>
<a href="music21.stream.Part.html">music21.stream.Part</a>
</li>
<li>
<a href="music21.stream.Score.html">music21.stream.Score</a>
</li>
<li>
<a href="music21.stream.Stream.html">music21.stream.Stream</a>
</li>
<li>
<a href="music21.stream.Voice.html">music21.stream.Voice</a>
</li>
<li>
<a href="music21.tempo.Metronome.html">music21.tempo.Metronome</a>
</li>
<li>
<a href="music21.tie.Tie.html">music21.tie.Tie</a>
</li>
<li>
<a href="music21.vfShow.Renderer.html">music21.vfShow.Renderer</a>
</li>
<li>
<a href="music21.vfShow.RenderStack.html">music21.vfShow.RenderStack</a>
</li>
<li>
<a href="Notation.html">Notation</a>
</li>
<li>
<a href="Page.html">Page</a>
</li>
<li>
<a href="Recorder.html">Recorder</a>
</li>
</ul>
</li>
<li class="dropdown">
<a href="global.html" class="dropdown-toggle" data-toggle="dropdown">Global<b
class="caret"></b></a>
<ul class="dropdown-menu ">
<li>
<a href="global.html#getM21attribute">getM21attribute</a>
</li>
<li>
<a href="global.html#layout">layout</a>
</li>
<li>
<a href="global.html#midiNumDiffFromFrequency">midiNumDiffFromFrequency</a>
</li>
<li>
<a href="global.html#recorderWorkerJs">recorderWorkerJs</a>
</li>
<li>
<a href="global.html#unpickler">unpickler</a>
</li>
<li>
<a href="global.html#warnBanner">warnBanner</a>
</li>
</ul>
</li>
</ul>
</div>
</div>
<div class="row-fluid">
<div class="span8">
<div id="main">
<h1 class="page-title">Class: Part</h1>
<section>
<header>
<h2>
<span class="ancestors"><a href="music21.html">music21</a><a href="music21.stream.html">.stream</a>.</span>
Part
</h2>
</header>
<article>
<div class="container-overview">
<dt>
<h4 class="name" id="Part"><span class="type-signature"></span>new Part<span class="signature">()</span><span class="type-signature"></span></h4>
</dt>
<dd>
<div class="description">
<p>Part -- specialized to handle Measures inside it</p>
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="music21_stream.js.html">music21/stream.js</a>,
<a href="music21_stream.js.html#sunlight-1-line-2193">line 2193</a>
</li>
</ul>
</dd>
</dl>
</dd>
</div>
<h3 class="subsection-title">Extends</h3>
<ul>
<li><a href="music21.stream.Stream.html">music21.stream.Stream</a></li>
</ul>
<h3 class="subsection-title">Methods</h3>
<dl>
<dt>
<h4 class="name" id="estimateStaffLength"><span class="type-signature"><static> </span>Part#estimateStaffLength<span class="signature">()</span><span class="type-signature"> → {number}</span></h4>
</dt>
<dd>
<div class="description">
<p>Overrides the default music21.stream.Stream#estimateStaffLength</p>
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="music21_stream.js.html">music21/stream.js</a>,
<a href="music21_stream.js.html#sunlight-1-line-2252">line 2252</a>
</li>
</ul>
</dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">number</span>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="findNoteForClick"><span class="type-signature"><static> </span>Part#findNoteForClick<span class="signature">(svg, e)</span><span class="type-signature"> → {Array}</span></h4>
</dt>
<dd>
<div class="description">
<p>Overrides the default music21.stream.Stream#findNoteForClick<br>by taking into account systems</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>svg</code></td>
<td class="type">
<span class="param-type">DOMObject</span>
</td>
<td class="description last"></td>
</tr>
<tr>
<td class="name"><code>e</code></td>
<td class="type">
<span class="param-type">Event</span>
</td>
<td class="description last"></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="music21_stream.js.html">music21/stream.js</a>,
<a href="music21_stream.js.html#sunlight-1-line-2508">line 2508</a>
</li>
</ul>
</dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>[clickedDiatonicNoteNum, foundNote]</p>
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Array</span>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="fixSystemInformation"><span class="type-signature"><static> </span>Part#fixSystemInformation<span class="signature">(systemHeight)</span><span class="type-signature"> → {Array}</span></h4>
</dt>
<dd>
<div class="description">
<p>Divide a part up into systems and fix the measure<br>widths so that they are all even.</p>
<p>Note that this is done on the part level even though<br>the measure widths need to be consistent across parts.</p>
<p>This is possible because the system is deterministic and<br>will come to the same result for each part. Opportunity<br>for making more efficient through this...</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>systemHeight</code></td>
<td class="type">
</td>
<td class="description last"></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="music21_stream.js.html">music21/stream.js</a>,
<a href="music21_stream.js.html#sunlight-1-line-2293">line 2293</a>
</li>
</ul>
</dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Array</span>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="getMeasureWidths"><span class="type-signature"><static> </span>Part#getMeasureWidths<span class="signature">()</span><span class="type-signature"> → {Array.<number>}</span></h4>
</dt>
<dd>
<div class="description">
<p>Find the width of every measure in the Part.</p>
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="music21_stream.js.html">music21/stream.js</a>,
<a href="music21_stream.js.html#sunlight-1-line-2232">line 2232</a>
</li>
</ul>
</dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Array.<number></span>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="getStreamFromScaledXandSystemIndex"><span class="type-signature"><static> </span>Part#getStreamFromScaledXandSystemIndex<span class="signature">(<span class="optional">xPxScaled</span>, <span class="optional">systemIndex</span>)</span><span class="type-signature"> → {<a href="music21.stream.Stream.html">music21.stream.Stream</a>}</span></h4>
</dt>
<dd>
<div class="description">
<p>Returns the measure that is at X location xPxScaled and system systemIndex.</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Argument</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>xPxScaled</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="description last"></td>
</tr>
<tr>
<td class="name"><code>systemIndex</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="description last"></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="music21_stream.js.html">music21/stream.js</a>,
<a href="music21_stream.js.html#sunlight-1-line-2546">line 2546</a>
</li>
</ul>
</dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type"><a href="music21.stream.Stream.html">music21.stream.Stream</a></span>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="numSystems"><span class="type-signature"><static> </span>Part#numSystems<span class="signature">()</span><span class="type-signature"> → {Number}</span></h4>
</dt>
<dd>
<div class="description">
<p>How many systems does this Part have?</p>
<p>Does not change any reflow information, so by default it's always 1.</p>
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="music21_stream.js.html">music21/stream.js</a>,
<a href="music21_stream.js.html#sunlight-1-line-2215">line 2215</a>
</li>
</ul>
</dd>
</dl>
<h5>Returns:</h5>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Number</span>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="setSubstreamRenderOptions"><span class="type-signature"><static> </span>Part#setSubstreamRenderOptions<span class="signature">()</span><span class="type-signature"></span></h4>
</dt>
<dd>
<div class="description">
<p>overrides music21.stream.Stream#setSubstreamRenderOptions</p>
<p>figures out the <code>.left</code> and <code>.top</code> attributes for all contained measures</p>
</div>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="music21_stream.js.html">music21/stream.js</a>,
<a href="music21_stream.js.html#sunlight-1-line-2403">line 2403</a>
</li>
</ul>
</dd>
</dl>
</dd>
<dt>
<h4 class="name" id="systemIndexAndScaledY"><span class="type-signature"><static> </span>Part#systemIndexAndScaledY<span class="signature">(y)</span><span class="type-signature"></span></h4>
</dt>
<dd>
<div class="description">
<p>systemIndexAndScaledY - given a scaled Y, return the systemIndex<br>and the scaledYRelativeToSystem</p>
</div>
<h5>Parameters:</h5>
<table class="params table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>y</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last"><p>the scaled Y</p></td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source">
<ul class="dummy">
<li>
<a href="music21_stream.js.html">music21/stream.js</a>,
<a href="music21_stream.js.html#sunlight-1-line-2488">line 2488</a>
</li>
</ul>
</dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
<p>Array<int, number> systemIndex, scaledYRelativeToSystem</p>
</div>
</dd>
</dl>
</article>
</section>
</div>
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Music21j, Copyright © 2013-2018 Michael Scott Cuthbert and cuthbertLab.
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