Beam support, move screenshots

README.md

@@ -11,13 +11,17 @@ MusicXML to MuseScore converter and back.
 - `npm run --silent convert:mscx /path/to/score.musicxml instrumentsFile=/path/to/MuseScore/share/instruments/instruments.xml styleFile=/path/to/MuseScore/stylesheet.mss`
 
 # Examples
-Screenshot of a score converted with a specialized stylesheet file.
+Screenshot of an official MusicXML example converted to MuseScore format. There are subtle differences from what MuseScore itself would import from MusicXML.
+
+![Screenshot of an official MusicXML example converted to MuseScore format.](https://github.com/infojunkie/musicxml-mscx/blob/main/doc/screenshots/tutorial-percussion.png?raw=true)
 
-![Screenshot of a score converted with a specialized stylesheet file.](https://github.com/infojunkie/musicxml-mscx/blob/main/9-20-special.png?raw=true)
+Screenshot of a Lilypond test snippet with microtonal accidentals. Not shown are the note tunings that are converted correctly and that MuseScore would miss when it imports the MusicXML.
 
-Screenshot of a Lilypond test snippet with microtonal accidentals.
+![Screenshot of a Lilypond test snippet with microtonal accidentals.](https://github.com/infojunkie/musicxml-mscx/blob/main/doc/screenshots/01f-Pitches-ParenthesizedMicrotoneAccidentals.png?raw=true)
+
+Screenshot of a score converted with a specialized stylesheet file.
 
-![Screenshot of a Lilypond test snippet with microtonal accidentals.](https://github.com/infojunkie/musicxml-mscx/blob/main/01f-Pitches-ParenthesizedMicrotoneAccidentals.png?raw=true)
+![Screenshot of a score converted with a specialized stylesheet file.](https://github.com/infojunkie/musicxml-mscx/blob/main/doc/screenshots/9-20-special.png?raw=true)
 
 # Theory of operation
 Why write a new converter between MusicXML and MuseScore, when MuseScore itself already does 2-way conversion?

src/mscx.xsl

@@ -645,9 +645,9 @@
       <xsl:otherwise>
         <Chord>
           <xsl:apply-templates select="notations/slur"/>
-          <xsl:if test="stem">
-            <StemDirection><xsl:value-of select="stem"/></StemDirection>
-          </xsl:if>
+          <xsl:apply-templates select="stem"/>
+          <xsl:apply-templates select="beam"/>
+          <xsl:apply-templates select="preceding-sibling::note[not(chord) and current()/chord]/beam"/>
           <xsl:apply-templates select="current()" mode="inner">
             <xsl:with-param name="overrideChord" select="true()"/>
           </xsl:apply-templates>
@@ -705,6 +705,28 @@
     ]" mode="inner"/>
   </xsl:template>
 
+  <!--
+    Template: Note > Stem.
+  -->
+  <xsl:template match="stem">
+    <StemDirection><xsl:value-of select="text()"/></StemDirection>
+  </xsl:template>
+
+  <!--
+    Template: Note > Beam.
+  -->
+  <xsl:template match="beam">
+    <xsl:if test="not(@number) or @number = '1'">
+      <BeamMode>
+        <xsl:choose>
+          <xsl:when test="text() = 'begin'">begin</xsl:when>
+          <xsl:when test="text() = 'continue'">mid</xsl:when>
+          <xsl:when test="text() = 'end'">end</xsl:when>
+        </xsl:choose>
+      </BeamMode>
+    </xsl:if>
+  </xsl:template>
+
   <!--
     Template: Rest > Offset.
   -->