[FEATURE][layouts] Allow customisation of division and subdivision symbol

as distinct symbols vs the scalebar line symbol

Allows for styling division and subdivision symbols in a different
way compared with the horizontal line symbol in a tick scalebar

Sponsored by SLYR

python/core/auto_additions/qgsscalebarrenderer.py

@@ -12,5 +12,7 @@ QgsScaleBarRenderer.Flag.FlagUsesLabelVerticalPlacement.__doc__ = "Renderer uses
 QgsScaleBarRenderer.Flag.FlagUsesLabelHorizontalPlacement.__doc__ = "Renderer uses the QgsScaleBarSettings::labelHorizontalPlacement() setting"
 QgsScaleBarRenderer.Flag.FlagUsesAlignment.__doc__ = "Renderer uses the QgsScaleBarSettings::alignment() setting"
 QgsScaleBarRenderer.Flag.FlagUsesSubdivisions.__doc__ = "Renderer uses the scalebar subdivisions"
-QgsScaleBarRenderer.Flag.__doc__ = 'Flags which control scalebar renderer behavior.\n\n.. versionadded:: 3.14\n\n' + '* ``FlagUsesLineSymbol``: ' + QgsScaleBarRenderer.Flag.FlagUsesLineSymbol.__doc__ + '\n' + '* ``FlagUsesFillSymbol``: ' + QgsScaleBarRenderer.Flag.FlagUsesFillSymbol.__doc__ + '\n' + '* ``FlagUsesAlternateFillSymbol``: ' + QgsScaleBarRenderer.Flag.FlagUsesAlternateFillSymbol.__doc__ + '\n' + '* ``FlagRespectsUnits``: ' + QgsScaleBarRenderer.Flag.FlagRespectsUnits.__doc__ + '\n' + '* ``FlagRespectsMapUnitsPerScaleBarUnit``: ' + QgsScaleBarRenderer.Flag.FlagRespectsMapUnitsPerScaleBarUnit.__doc__ + '\n' + '* ``FlagUsesUnitLabel``: ' + QgsScaleBarRenderer.Flag.FlagUsesUnitLabel.__doc__ + '\n' + '* ``FlagUsesSegments``: ' + QgsScaleBarRenderer.Flag.FlagUsesSegments.__doc__ + '\n' + '* ``FlagUsesLabelBarSpace``: ' + QgsScaleBarRenderer.Flag.FlagUsesLabelBarSpace.__doc__ + '\n' + '* ``FlagUsesLabelVerticalPlacement``: ' + QgsScaleBarRenderer.Flag.FlagUsesLabelVerticalPlacement.__doc__ + '\n' + '* ``FlagUsesLabelHorizontalPlacement``: ' + QgsScaleBarRenderer.Flag.FlagUsesLabelHorizontalPlacement.__doc__ + '\n' + '* ``FlagUsesAlignment``: ' + QgsScaleBarRenderer.Flag.FlagUsesAlignment.__doc__ + '\n' + '* ``FlagUsesSubdivisions``: ' + QgsScaleBarRenderer.Flag.FlagUsesSubdivisions.__doc__
+QgsScaleBarRenderer.Flag.FlagUsesDivisionSymbol.__doc__ = "Renderer utilizes the scalebar division symbol (see QgsScaleBarSettings::divisionLineSymbol() )"
+QgsScaleBarRenderer.Flag.FlagUsesSubdivisionSymbol.__doc__ = "Renderer utilizes the scalebar subdivision symbol (see QgsScaleBarSettings::subdivisionLineSymbol() )"
+QgsScaleBarRenderer.Flag.__doc__ = 'Flags which control scalebar renderer behavior.\n\n.. versionadded:: 3.14\n\n' + '* ``FlagUsesLineSymbol``: ' + QgsScaleBarRenderer.Flag.FlagUsesLineSymbol.__doc__ + '\n' + '* ``FlagUsesFillSymbol``: ' + QgsScaleBarRenderer.Flag.FlagUsesFillSymbol.__doc__ + '\n' + '* ``FlagUsesAlternateFillSymbol``: ' + QgsScaleBarRenderer.Flag.FlagUsesAlternateFillSymbol.__doc__ + '\n' + '* ``FlagRespectsUnits``: ' + QgsScaleBarRenderer.Flag.FlagRespectsUnits.__doc__ + '\n' + '* ``FlagRespectsMapUnitsPerScaleBarUnit``: ' + QgsScaleBarRenderer.Flag.FlagRespectsMapUnitsPerScaleBarUnit.__doc__ + '\n' + '* ``FlagUsesUnitLabel``: ' + QgsScaleBarRenderer.Flag.FlagUsesUnitLabel.__doc__ + '\n' + '* ``FlagUsesSegments``: ' + QgsScaleBarRenderer.Flag.FlagUsesSegments.__doc__ + '\n' + '* ``FlagUsesLabelBarSpace``: ' + QgsScaleBarRenderer.Flag.FlagUsesLabelBarSpace.__doc__ + '\n' + '* ``FlagUsesLabelVerticalPlacement``: ' + QgsScaleBarRenderer.Flag.FlagUsesLabelVerticalPlacement.__doc__ + '\n' + '* ``FlagUsesLabelHorizontalPlacement``: ' + QgsScaleBarRenderer.Flag.FlagUsesLabelHorizontalPlacement.__doc__ + '\n' + '* ``FlagUsesAlignment``: ' + QgsScaleBarRenderer.Flag.FlagUsesAlignment.__doc__ + '\n' + '* ``FlagUsesSubdivisions``: ' + QgsScaleBarRenderer.Flag.FlagUsesSubdivisions.__doc__ + '\n' + '* ``FlagUsesDivisionSymbol``: ' + QgsScaleBarRenderer.Flag.FlagUsesDivisionSymbol.__doc__ + '\n' + '* ``FlagUsesSubdivisionSymbol``: ' + QgsScaleBarRenderer.Flag.FlagUsesSubdivisionSymbol.__doc__
 # --

python/core/auto_generated/layout/qgslayoutitemscalebar.sip.in

@@ -256,6 +256,7 @@ Sets the text ``format`` used for drawing text in the scalebar.
 .. versionadded:: 3.2
 %End
 
+
     QgsLineSymbol *lineSymbol() const;
 %Docstring
 Returns the line symbol used to render the scalebar (only used for some scalebar types).
@@ -264,6 +265,10 @@ Ownership is not transferred.
 
 .. seealso:: :py:func:`setLineSymbol`
 
+.. seealso:: :py:func:`divisionLineSymbol`
+
+.. seealso:: :py:func:`subdivisionLineSymbol`
+
 .. versionadded:: 3.14
 %End
 
@@ -274,6 +279,68 @@ transferred to the scalebar.
 
 .. seealso:: :py:func:`lineSymbol`
 
+.. seealso:: :py:func:`setDivisionLineSymbol`
+
+.. seealso:: :py:func:`setSubdivisionLineSymbol`
+
+.. versionadded:: 3.14
+%End
+
+    QgsLineSymbol *divisionLineSymbol() const;
+%Docstring
+Returns the line symbol used to render the scalebar divisions (only used for some scalebar types).
+
+Ownership is not transferred.
+
+.. seealso:: :py:func:`setDivisionLineSymbol`
+
+.. seealso:: :py:func:`lineSymbol`
+
+.. seealso:: :py:func:`subdivisionLineSymbol`
+
+.. versionadded:: 3.14
+%End
+
+    void setDivisionLineSymbol( QgsLineSymbol *symbol /Transfer/ );
+%Docstring
+Sets the line ``symbol`` used to render the scalebar divisions (only used for some scalebar types). Ownership of ``symbol`` is
+transferred to the scalebar.
+
+.. seealso:: :py:func:`divisionLineSymbol`
+
+.. seealso:: :py:func:`setLineSymbol`
+
+.. seealso:: :py:func:`setSubdivisionLineSymbol`
+
+.. versionadded:: 3.14
+%End
+
+    QgsLineSymbol *subdivisionLineSymbol() const;
+%Docstring
+Returns the line symbol used to render the scalebar subdivisions (only used for some scalebar types).
+
+Ownership is not transferred.
+
+.. seealso:: :py:func:`setSubdivisionLineSymbol`
+
+.. seealso:: :py:func:`lineSymbol`
+
+.. seealso:: :py:func:`divisionLineSymbol`
+
+.. versionadded:: 3.14
+%End
+
+    void setSubdivisionLineSymbol( QgsLineSymbol *symbol /Transfer/ );
+%Docstring
+Sets the line ``symbol`` used to render the scalebar subdivisions (only used for some scalebar types). Ownership of ``symbol`` is
+transferred to the scalebar.
+
+.. seealso:: :py:func:`subdivisionLineSymbol`
+
+.. seealso:: :py:func:`setLineSymbol`
+
+.. seealso:: :py:func:`setDivisionLineSymbol`
+
 .. versionadded:: 3.14
 %End
 

python/core/auto_generated/scalebar/qgsscalebarrenderer.sip.in

@@ -50,6 +50,8 @@ custom labeling.
       FlagUsesLabelHorizontalPlacement,
       FlagUsesAlignment,
       FlagUsesSubdivisions,
+      FlagUsesDivisionSymbol,
+      FlagUsesSubdivisionSymbol,
     };
     typedef QFlags<QgsScaleBarRenderer::Flag> Flags;
 

python/core/auto_generated/scalebar/qgsscalebarsettings.sip.in

@@ -454,6 +454,10 @@ Ownership is not transferred.
 
 .. seealso:: :py:func:`setLineSymbol`
 
+.. seealso:: :py:func:`divisionLineSymbol`
+
+.. seealso:: :py:func:`subdivisionLineSymbol`
+
 .. versionadded:: 3.14
 %End
 
@@ -464,6 +468,68 @@ transferred to the scalebar.
 
 .. seealso:: :py:func:`lineSymbol`
 
+.. seealso:: :py:func:`setDivisionLineSymbol`
+
+.. seealso:: :py:func:`setSubdivisionLineSymbol`
+
+.. versionadded:: 3.14
+%End
+
+    QgsLineSymbol *divisionLineSymbol() const;
+%Docstring
+Returns the line symbol used to render the scalebar divisions (only used for some scalebar types).
+
+Ownership is not transferred.
+
+.. seealso:: :py:func:`setDivisionLineSymbol`
+
+.. seealso:: :py:func:`lineSymbol`
+
+.. seealso:: :py:func:`subdivisionLineSymbol`
+
+.. versionadded:: 3.14
+%End
+
+    void setDivisionLineSymbol( QgsLineSymbol *symbol /Transfer/ );
+%Docstring
+Sets the line ``symbol`` used to render the scalebar divisions (only used for some scalebar types). Ownership of ``symbol`` is
+transferred to the scalebar.
+
+.. seealso:: :py:func:`divisionLineSymbol`
+
+.. seealso:: :py:func:`setLineSymbol`
+
+.. seealso:: :py:func:`setSubdivisionLineSymbol`
+
+.. versionadded:: 3.14
+%End
+
+    QgsLineSymbol *subdivisionLineSymbol() const;
+%Docstring
+Returns the line symbol used to render the scalebar subdivisions (only used for some scalebar types).
+
+Ownership is not transferred.
+
+.. seealso:: :py:func:`setSubdivisionLineSymbol`
+
+.. seealso:: :py:func:`lineSymbol`
+
+.. seealso:: :py:func:`divisionLineSymbol`
+
+.. versionadded:: 3.14
+%End
+
+    void setSubdivisionLineSymbol( QgsLineSymbol *symbol /Transfer/ );
+%Docstring
+Sets the line ``symbol`` used to render the scalebar subdivisions (only used for some scalebar types). Ownership of ``symbol`` is
+transferred to the scalebar.
+
+.. seealso:: :py:func:`subdivisionLineSymbol`
+
+.. seealso:: :py:func:`setLineSymbol`
+
+.. seealso:: :py:func:`setDivisionLineSymbol`
+
 .. versionadded:: 3.14
 %End
 

src/core/layout/qgscompositionconverter.cpp

@@ -1118,6 +1118,8 @@ bool QgsCompositionConverter::readScaleBarXml( QgsLayoutItemScaleBar *layoutItem
     lineSymbolLayer->setColor( QColor( itemElem.attribute( QStringLiteral( "penColor" ), QStringLiteral( "#000000" ) ) ) );
   }
   lineSymbol->changeSymbolLayer( 0, lineSymbolLayer.release() );
+  layoutItem->setDivisionLineSymbol( lineSymbol->clone() );
+  layoutItem->setSubdivisionLineSymbol( lineSymbol->clone() );
   layoutItem->setLineSymbol( lineSymbol.release() );
 
   //font color

src/core/layout/qgslayoutitemscalebar.cpp

@@ -194,6 +194,26 @@ void QgsLayoutItemScaleBar::setLineSymbol( QgsLineSymbol *symbol )
   mSettings.setLineSymbol( symbol );
 }
 
+QgsLineSymbol *QgsLayoutItemScaleBar::divisionLineSymbol() const
+{
+  return mSettings.divisionLineSymbol();
+}
+
+void QgsLayoutItemScaleBar::setDivisionLineSymbol( QgsLineSymbol *symbol )
+{
+  mSettings.setDivisionLineSymbol( symbol );
+}
+
+QgsLineSymbol *QgsLayoutItemScaleBar::subdivisionLineSymbol() const
+{
+  return mSettings.subdivisionLineSymbol();
+}
+
+void QgsLayoutItemScaleBar::setSubdivisionLineSymbol( QgsLineSymbol *symbol )
+{
+  mSettings.setSubdivisionLineSymbol( symbol );
+}
+
 QgsFillSymbol *QgsLayoutItemScaleBar::fillSymbol() const
 {
   return mSettings.fillSymbol();
@@ -813,6 +833,22 @@ bool QgsLayoutItemScaleBar::writePropertiesToElement( QDomElement &composerScale
   lineSymbol.appendChild( symbolElem );
   composerScaleBarElem.appendChild( lineSymbol );
 
+  QDomElement divisionSymbol = doc.createElement( QStringLiteral( "divisionLineSymbol" ) );
+  const QDomElement divisionSymbolElem = QgsSymbolLayerUtils::saveSymbol( QString(),
+                                         mSettings.divisionLineSymbol(),
+                                         doc,
+                                         rwContext );
+  divisionSymbol.appendChild( divisionSymbolElem );
+  composerScaleBarElem.appendChild( divisionSymbol );
+
+  QDomElement subdivisionSymbol = doc.createElement( QStringLiteral( "subdivisionLineSymbol" ) );
+  const QDomElement subdivisionSymbolElem = QgsSymbolLayerUtils::saveSymbol( QString(),
+      mSettings.subdivisionLineSymbol(),
+      doc,
+      rwContext );
+  subdivisionSymbol.appendChild( subdivisionSymbolElem );
+  composerScaleBarElem.appendChild( subdivisionSymbol );
+
   QDomElement fillSymbol1Elem = doc.createElement( QStringLiteral( "fillSymbol1" ) );
   const QDomElement symbol1Elem = QgsSymbolLayerUtils::saveSymbol( QString(),
                                   mSettings.fillSymbol(),
@@ -860,6 +896,35 @@ bool QgsLayoutItemScaleBar::readPropertiesFromElement( const QDomElement &itemEl
       foundLineSymbol = true;
     }
   }
+  QDomElement divisionSymbolElem = itemElem.firstChildElement( QStringLiteral( "divisionLineSymbol" ) );
+  if ( !divisionSymbolElem.isNull() )
+  {
+    QDomElement symbolElem = divisionSymbolElem.firstChildElement( QStringLiteral( "symbol" ) );
+    std::unique_ptr< QgsLineSymbol > lineSymbol( QgsSymbolLayerUtils::loadSymbol<QgsLineSymbol>( symbolElem, context ) );
+    if ( lineSymbol )
+    {
+      mSettings.setDivisionLineSymbol( lineSymbol.release() );
+    }
+  }
+  else if ( foundLineSymbol )
+  {
+    mSettings.setDivisionLineSymbol( mSettings.lineSymbol()->clone() );
+  }
+  QDomElement subdivisionSymbolElem = itemElem.firstChildElement( QStringLiteral( "subdivisionLineSymbol" ) );
+  if ( !subdivisionSymbolElem.isNull() )
+  {
+    QDomElement symbolElem = subdivisionSymbolElem.firstChildElement( QStringLiteral( "symbol" ) );
+    std::unique_ptr< QgsLineSymbol > lineSymbol( QgsSymbolLayerUtils::loadSymbol<QgsLineSymbol>( symbolElem, context ) );
+    if ( lineSymbol )
+    {
+      mSettings.setSubdivisionLineSymbol( lineSymbol.release() );
+    }
+  }
+  else if ( foundLineSymbol )
+  {
+    mSettings.setSubdivisionLineSymbol( mSettings.lineSymbol()->clone() );
+  }
+
   if ( !foundLineSymbol )
   {
     // old project compatibility
@@ -901,7 +966,9 @@ bool QgsLayoutItemScaleBar::readPropertiesFromElement( const QDomElement &itemEl
     dataDefinedProperties().setProperty( QgsLayoutObject::ScalebarLineColor, QgsProperty() );
 
     lineSymbol->changeSymbolLayer( 0, lineSymbolLayer.release() );
-    mSettings.setLineSymbol( lineSymbol.release() );
+    mSettings.setLineSymbol( lineSymbol->clone() );
+    mSettings.setDivisionLineSymbol( lineSymbol->clone() );
+    mSettings.setSubdivisionLineSymbol( lineSymbol.release() );
   }
 
   mSettings.setUnitLabel( itemElem.attribute( QStringLiteral( "unitLabel" ) ) );

src/core/layout/qgslayoutitemscalebar.h

@@ -224,12 +224,15 @@ class CORE_EXPORT QgsLayoutItemScaleBar: public QgsLayoutItem
      */
     void setTextFormat( const QgsTextFormat &format );
 
+
     /**
      * Returns the line symbol used to render the scalebar (only used for some scalebar types).
      *
      * Ownership is not transferred.
      *
      * \see setLineSymbol()
+     * \see divisionLineSymbol()
+     * \see subdivisionLineSymbol()
      * \since QGIS 3.14
      */
     QgsLineSymbol *lineSymbol() const;
@@ -239,10 +242,58 @@ class CORE_EXPORT QgsLayoutItemScaleBar: public QgsLayoutItem
      * transferred to the scalebar.
      *
      * \see lineSymbol()
+     * \see setDivisionLineSymbol()
+     * \see setSubdivisionLineSymbol()
      * \since QGIS 3.14
      */
     void setLineSymbol( QgsLineSymbol *symbol SIP_TRANSFER );
 
+    /**
+     * Returns the line symbol used to render the scalebar divisions (only used for some scalebar types).
+     *
+     * Ownership is not transferred.
+     *
+     * \see setDivisionLineSymbol()
+     * \see lineSymbol()
+     * \see subdivisionLineSymbol()
+     * \since QGIS 3.14
+     */
+    QgsLineSymbol *divisionLineSymbol() const;
+
+    /**
+     * Sets the line \a symbol used to render the scalebar divisions (only used for some scalebar types). Ownership of \a symbol is
+     * transferred to the scalebar.
+     *
+     * \see divisionLineSymbol()
+     * \see setLineSymbol()
+     * \see setSubdivisionLineSymbol()
+     * \since QGIS 3.14
+     */
+    void setDivisionLineSymbol( QgsLineSymbol *symbol SIP_TRANSFER );
+
+    /**
+     * Returns the line symbol used to render the scalebar subdivisions (only used for some scalebar types).
+     *
+     * Ownership is not transferred.
+     *
+     * \see setSubdivisionLineSymbol()
+     * \see lineSymbol()
+     * \see divisionLineSymbol()
+     * \since QGIS 3.14
+     */
+    QgsLineSymbol *subdivisionLineSymbol() const;
+
+    /**
+     * Sets the line \a symbol used to render the scalebar subdivisions (only used for some scalebar types). Ownership of \a symbol is
+     * transferred to the scalebar.
+     *
+     * \see subdivisionLineSymbol()
+     * \see setLineSymbol()
+     * \see setDivisionLineSymbol()
+     * \since QGIS 3.14
+     */
+    void setSubdivisionLineSymbol( QgsLineSymbol *symbol SIP_TRANSFER );
+
     /**
      * Returns the primary fill symbol used to render the scalebar (only used for some scalebar types).
      *

src/core/scalebar/qgsscalebarrenderer.h

@@ -82,6 +82,8 @@ class CORE_EXPORT QgsScaleBarRenderer
       FlagUsesLabelHorizontalPlacement = 1 << 8, //!< Renderer uses the QgsScaleBarSettings::labelHorizontalPlacement() setting
       FlagUsesAlignment = 1 << 9, //!< Renderer uses the QgsScaleBarSettings::alignment() setting
       FlagUsesSubdivisions = 1 << 10, //!< Renderer uses the scalebar subdivisions
+      FlagUsesDivisionSymbol = 1 << 11, //!< Renderer utilizes the scalebar division symbol (see QgsScaleBarSettings::divisionLineSymbol() )
+      FlagUsesSubdivisionSymbol = 1 << 12, //!< Renderer utilizes the scalebar subdivision symbol (see QgsScaleBarSettings::subdivisionLineSymbol() )
     };
     Q_DECLARE_FLAGS( Flags, Flag )
 

src/core/scalebar/qgsscalebarsettings.cpp

@@ -39,6 +39,8 @@ QgsScaleBarSettings::QgsScaleBarSettings()
     line->setPenCapStyle( Qt::SquareCap );
   }
   mLineSymbol->setOutputUnit( QgsUnitTypes::RenderMillimeters );
+  mDivisionLineSymbol.reset( mLineSymbol->clone() );
+  mSubdivisionLineSymbol.reset( mLineSymbol->clone() );
 
   mFillSymbol = qgis::make_unique< QgsFillSymbol >();
   mFillSymbol->setColor( QColor( 0, 0, 0 ) );
@@ -68,6 +70,8 @@ QgsScaleBarSettings::QgsScaleBarSettings( const QgsScaleBarSettings &other )
   , mTextFormat( other.mTextFormat )
   , mHeight( other.mHeight )
   , mLineSymbol( other.mLineSymbol->clone() )
+  , mDivisionLineSymbol( other.mDivisionLineSymbol->clone() )
+  , mSubdivisionLineSymbol( other.mSubdivisionLineSymbol->clone() )
   , mFillSymbol( other.mFillSymbol->clone() )
   , mAlternateFillSymbol( other.mAlternateFillSymbol->clone() )
   , mLabelBarSpace( other.mLabelBarSpace )
@@ -95,6 +99,8 @@ QgsScaleBarSettings &QgsScaleBarSettings::operator=( const QgsScaleBarSettings &
   mUnitLabeling = other.mUnitLabeling;
   mTextFormat = other.mTextFormat;
   mLineSymbol.reset( other.mLineSymbol->clone() );
+  mDivisionLineSymbol.reset( other.mDivisionLineSymbol->clone() );
+  mSubdivisionLineSymbol.reset( other.mSubdivisionLineSymbol->clone() );
   mFillSymbol.reset( other.mFillSymbol->clone() );
   mAlternateFillSymbol.reset( other.mAlternateFillSymbol->clone() );
   mHeight = other.mHeight;
@@ -135,7 +141,10 @@ QColor QgsScaleBarSettings::lineColor() const
 
 void QgsScaleBarSettings::setLineColor( const QColor &color )
 {
-  mLineSymbol->setColor( color );
+  for ( QgsLineSymbol *symbol : { mLineSymbol.get(), mDivisionLineSymbol.get(), mSubdivisionLineSymbol.get() } )
+  {
+    symbol->setColor( color );
+  }
 }
 
 double QgsScaleBarSettings::lineWidth() const
@@ -145,8 +154,11 @@ double QgsScaleBarSettings::lineWidth() const
 
 void QgsScaleBarSettings::setLineWidth( double width )
 {
-  mLineSymbol->setWidth( width );
-  mLineSymbol->setOutputUnit( QgsUnitTypes::RenderMillimeters );
+  for ( QgsLineSymbol *symbol : { mLineSymbol.get(), mDivisionLineSymbol.get(), mSubdivisionLineSymbol.get() } )
+  {
+    symbol->setWidth( width );
+    symbol->setOutputUnit( QgsUnitTypes::RenderMillimeters );
+  }
 }
 
 QPen QgsScaleBarSettings::pen() const
@@ -163,13 +175,16 @@ QPen QgsScaleBarSettings::pen() const
 
 void QgsScaleBarSettings::setPen( const QPen &pen )
 {
-  mLineSymbol->setColor( pen.color() );
-  mLineSymbol->setWidth( pen.widthF() );
-  mLineSymbol->setOutputUnit( QgsUnitTypes::RenderMillimeters );
-  if ( QgsSimpleLineSymbolLayer *line = dynamic_cast< QgsSimpleLineSymbolLayer * >( mLineSymbol->symbolLayer( 0 ) ) )
+  for ( QgsLineSymbol *symbol : { mLineSymbol.get(), mDivisionLineSymbol.get(), mSubdivisionLineSymbol.get() } )
   {
-    line->setPenJoinStyle( pen.joinStyle() );
-    line->setPenCapStyle( pen.capStyle() );
+    symbol->setColor( pen.color() );
+    symbol->setWidth( pen.widthF() );
+    symbol->setOutputUnit( QgsUnitTypes::RenderMillimeters );
+    if ( QgsSimpleLineSymbolLayer *line = dynamic_cast< QgsSimpleLineSymbolLayer * >( symbol->symbolLayer( 0 ) ) )
+    {
+      line->setPenJoinStyle( pen.joinStyle() );
+      line->setPenCapStyle( pen.capStyle() );
+    }
   }
 }
 
@@ -183,6 +198,26 @@ void QgsScaleBarSettings::setLineSymbol( QgsLineSymbol *symbol )
   mLineSymbol.reset( symbol );
 }
 
+QgsLineSymbol *QgsScaleBarSettings::divisionLineSymbol() const
+{
+  return mDivisionLineSymbol.get();
+}
+
+void QgsScaleBarSettings::setDivisionLineSymbol( QgsLineSymbol *symbol )
+{
+  mDivisionLineSymbol.reset( symbol );
+}
+
+QgsLineSymbol *QgsScaleBarSettings::subdivisionLineSymbol() const
+{
+  return mSubdivisionLineSymbol.get();
+}
+
+void QgsScaleBarSettings::setSubdivisionLineSymbol( QgsLineSymbol *symbol )
+{
+  mSubdivisionLineSymbol.reset( symbol );
+}
+
 QgsFillSymbol *QgsScaleBarSettings::fillSymbol() const
 {
   return mFillSymbol.get();
@@ -256,9 +291,12 @@ Qt::PenJoinStyle QgsScaleBarSettings::lineJoinStyle() const
 
 void QgsScaleBarSettings::setLineJoinStyle( Qt::PenJoinStyle style )
 {
-  if ( QgsSimpleLineSymbolLayer *line = dynamic_cast< QgsSimpleLineSymbolLayer * >( mLineSymbol->symbolLayer( 0 ) ) )
+  for ( QgsLineSymbol *symbol : { mLineSymbol.get(), mDivisionLineSymbol.get(), mSubdivisionLineSymbol.get() } )
   {
-    line->setPenJoinStyle( style );
+    if ( QgsSimpleLineSymbolLayer *line = dynamic_cast< QgsSimpleLineSymbolLayer * >( symbol->symbolLayer( 0 ) ) )
+    {
+      line->setPenJoinStyle( style );
+    }
   }
 }
 
@@ -273,9 +311,12 @@ Qt::PenCapStyle QgsScaleBarSettings::lineCapStyle() const
 
 void QgsScaleBarSettings::setLineCapStyle( Qt::PenCapStyle style )
 {
-  if ( QgsSimpleLineSymbolLayer *line = dynamic_cast< QgsSimpleLineSymbolLayer * >( mLineSymbol->symbolLayer( 0 ) ) )
+  for ( QgsLineSymbol *symbol : { mLineSymbol.get(), mDivisionLineSymbol.get(), mSubdivisionLineSymbol.get() } )
   {
-    line->setPenCapStyle( style );
+    if ( QgsSimpleLineSymbolLayer *line = dynamic_cast< QgsSimpleLineSymbolLayer * >( symbol->symbolLayer( 0 ) ) )
+    {
+      line->setPenCapStyle( style );
+    }
   }
 }
 

src/core/scalebar/qgsscalebarsettings.h

@@ -394,7 +394,7 @@ class CORE_EXPORT QgsScaleBarSettings
 
     /**
      * Sets the pen used for drawing outlines in the scalebar.
-     * \see pen()
+     * \see pen()  mSubdivisionsHeightSpinBox->setMaximum( d );
      * \deprecated use setLineSymbol() instead.
      */
     Q_DECL_DEPRECATED void setPen( const QPen &pen ) SIP_DEPRECATED;
@@ -405,6 +405,8 @@ class CORE_EXPORT QgsScaleBarSettings
      * Ownership is not transferred.
      *
      * \see setLineSymbol()
+     * \see divisionLineSymbol()
+     * \see subdivisionLineSymbol()
      * \since QGIS 3.14
      */
     QgsLineSymbol *lineSymbol() const;
@@ -414,10 +416,58 @@ class CORE_EXPORT QgsScaleBarSettings
      * transferred to the scalebar.
      *
      * \see lineSymbol()
+     * \see setDivisionLineSymbol()
+     * \see setSubdivisionLineSymbol()
      * \since QGIS 3.14
      */
     void setLineSymbol( QgsLineSymbol *symbol SIP_TRANSFER );
 
+    /**
+     * Returns the line symbol used to render the scalebar divisions (only used for some scalebar types).
+     *
+     * Ownership is not transferred.
+     *
+     * \see setDivisionLineSymbol()
+     * \see lineSymbol()
+     * \see subdivisionLineSymbol()
+     * \since QGIS 3.14
+     */
+    QgsLineSymbol *divisionLineSymbol() const;
+
+    /**
+     * Sets the line \a symbol used to render the scalebar divisions (only used for some scalebar types). Ownership of \a symbol is
+     * transferred to the scalebar.
+     *
+     * \see divisionLineSymbol()
+     * \see setLineSymbol()
+     * \see setSubdivisionLineSymbol()
+     * \since QGIS 3.14
+     */
+    void setDivisionLineSymbol( QgsLineSymbol *symbol SIP_TRANSFER );
+
+    /**
+     * Returns the line symbol used to render the scalebar subdivisions (only used for some scalebar types).
+     *
+     * Ownership is not transferred.
+     *
+     * \see setSubdivisionLineSymbol()
+     * \see lineSymbol()
+     * \see divisionLineSymbol()
+     * \since QGIS 3.14
+     */
+    QgsLineSymbol *subdivisionLineSymbol() const;
+
+    /**
+     * Sets the line \a symbol used to render the scalebar subdivisions (only used for some scalebar types). Ownership of \a symbol is
+     * transferred to the scalebar.
+     *
+     * \see subdivisionLineSymbol()
+     * \see setLineSymbol()
+     * \see setDivisionLineSymbol()
+     * \since QGIS 3.14
+     */
+    void setSubdivisionLineSymbol( QgsLineSymbol *symbol SIP_TRANSFER );
+
     /**
      * Returns the primary fill symbol used to render the scalebar (only used for some scalebar types).
      *
@@ -646,6 +696,8 @@ class CORE_EXPORT QgsScaleBarSettings
     double mHeight = 3.0;
 
     std::unique_ptr< QgsLineSymbol > mLineSymbol;
+    std::unique_ptr< QgsLineSymbol > mDivisionLineSymbol;
+    std::unique_ptr< QgsLineSymbol > mSubdivisionLineSymbol;
     std::unique_ptr< QgsFillSymbol > mFillSymbol;
     std::unique_ptr< QgsFillSymbol > mAlternateFillSymbol;
 

src/core/scalebar/qgsticksscalebarrenderer.cpp

@@ -72,6 +72,8 @@ int QgsTicksScaleBarRenderer::sortKey() const
 QgsScaleBarRenderer::Flags QgsTicksScaleBarRenderer::flags() const
 {
   return Flag::FlagUsesLineSymbol |
+         Flag::FlagUsesDivisionSymbol |
+         Flag::FlagUsesSubdivisionSymbol |
          Flag::FlagRespectsUnits |
          Flag::FlagRespectsMapUnitsPerScaleBarUnit |
          Flag::FlagUsesUnitLabel |
@@ -111,18 +113,36 @@ void QgsTicksScaleBarRenderer::draw( QgsRenderContext &context, const QgsScaleBa
   std::unique_ptr< QgsLineSymbol > symbol( settings.lineSymbol()->clone() );
   symbol->startRender( context );
 
+  std::unique_ptr< QgsLineSymbol > divisionSymbol( settings.divisionLineSymbol()->clone() );
+  divisionSymbol->startRender( context );
+
+  std::unique_ptr< QgsLineSymbol > subdivisionSymbol( settings.subdivisionLineSymbol()->clone() );
+  subdivisionSymbol->startRender( context );
+
   const QList<double> positions = segmentPositions( context, scaleContext, settings );
 
+  int symbolLayerCount = symbol->symbolLayerCount();
+  symbolLayerCount = std::max( symbolLayerCount, divisionSymbol->symbolLayerCount() );
+  symbolLayerCount = std::max( symbolLayerCount, subdivisionSymbol->symbolLayerCount() );
+
   // we render the bar symbol-layer-by-symbol-layer, to avoid ugliness where the lines overlap in multi-layer symbols
-  for ( int layer = 0; layer < symbol->symbolLayerCount(); ++ layer )
+  for ( int layer = 0; layer < symbolLayerCount; ++ layer )
   {
-    // first draw the vertical lines for segments
-    for ( int i = 0; i < positions.size(); ++i )
+    const bool drawDivisionsForThisSymbolLayer = layer < divisionSymbol->symbolLayerCount();
+    const bool drawSubdivisionsForThisSymbolLayer = layer < subdivisionSymbol->symbolLayerCount();
+    const bool drawLineForThisSymbolLayer = layer < symbol->symbolLayerCount();
+
+    if ( drawDivisionsForThisSymbolLayer )
     {
-      const double thisX = context.convertToPainterUnits( positions.at( i ), QgsUnitTypes::RenderMillimeters ) + xOffset;
-      symbol->renderPolyline( QPolygonF() << QPointF( thisX, barTopPosition )
-                              << QPointF( thisX, bottomPosition ), nullptr, context, layer );
+      // first draw the vertical lines for segments
+      for ( int i = 0; i < positions.size(); ++i )
+      {
+        const double thisX = context.convertToPainterUnits( positions.at( i ), QgsUnitTypes::RenderMillimeters ) + xOffset;
+        divisionSymbol->renderPolyline( QPolygonF() << QPointF( thisX, barTopPosition )
+                                        << QPointF( thisX, bottomPosition ), nullptr, context, layer );
+      }
     }
+
     // vertical positions
     double verticalPos = 0.0;
     QList<double> subTickPositionsY;
@@ -145,13 +165,16 @@ void QgsTicksScaleBarRenderer::draw( QgsRenderContext &context, const QgsScaleBa
         break;
     }
     // draw the vertical lines for right subdivisions
-    for ( int i = settings.numberOfSegmentsLeft(); i < positions.size(); ++i )
+    if ( drawSubdivisionsForThisSymbolLayer )
     {
-      for ( int j = 1; j < settings.numberOfSubdivisions(); ++j )
+      for ( int i = settings.numberOfSegmentsLeft(); i < positions.size(); ++i )
       {
-        const double thisSubX = context.convertToPainterUnits( positions.at( i ) + j * scaleContext.segmentWidth / settings.numberOfSubdivisions(), QgsUnitTypes::RenderMillimeters ) + xOffset;
-        symbol->renderPolyline( QPolygonF() << QPointF( thisSubX, subTickPositionsY.at( 0 ) )
-                                << QPointF( thisSubX, subTickPositionsY.at( 1 ) ), nullptr, context, layer );
+        for ( int j = 1; j < settings.numberOfSubdivisions(); ++j )
+        {
+          const double thisSubX = context.convertToPainterUnits( positions.at( i ) + j * scaleContext.segmentWidth / settings.numberOfSubdivisions(), QgsUnitTypes::RenderMillimeters ) + xOffset;
+          subdivisionSymbol->renderPolyline( QPolygonF() << QPointF( thisSubX, subTickPositionsY.at( 0 ) )
+                                             << QPointF( thisSubX, subTickPositionsY.at( 1 ) ), nullptr, context, layer );
+        }
       }
     }
 
@@ -161,17 +184,25 @@ void QgsTicksScaleBarRenderer::draw( QgsRenderContext &context, const QgsScaleBa
       double lastTickPositionX = context.convertToPainterUnits( positions.at( positions.size() - 1 ) + scaleContext.segmentWidth, QgsUnitTypes::RenderMillimeters ) + xOffset;
 
       //last vertical line
-      symbol->renderPolyline( QPolygonF() << QPointF( lastTickPositionX, barTopPosition )
-                              << QPointF( lastTickPositionX, bottomPosition ),
-                              nullptr, context, layer );
+      if ( drawDivisionsForThisSymbolLayer )
+      {
+        divisionSymbol->renderPolyline( QPolygonF() << QPointF( lastTickPositionX, barTopPosition )
+                                        << QPointF( lastTickPositionX, bottomPosition ),
+                                        nullptr, context, layer );
+      }
 
       //horizontal line
-      symbol->renderPolyline( QPolygonF() << QPointF( xOffset + context.convertToPainterUnits( positions.at( 0 ), QgsUnitTypes::RenderMillimeters ), verticalPos )
-                              << QPointF( lastTickPositionX, verticalPos ), nullptr, context, layer );
+      if ( drawLineForThisSymbolLayer )
+      {
+        symbol->renderPolyline( QPolygonF() << QPointF( xOffset + context.convertToPainterUnits( positions.at( 0 ), QgsUnitTypes::RenderMillimeters ), verticalPos )
+                                << QPointF( lastTickPositionX, verticalPos ), nullptr, context, layer );
+      }
     }
   }
 
   symbol->stopRender( context );
+  divisionSymbol->stopRender( context );
+  subdivisionSymbol->stopRender( context );
 
   painter->restore();
 

src/gui/layout/qgslayoutscalebarwidget.cpp

@@ -100,6 +100,12 @@ QgsLayoutScaleBarWidget::QgsLayoutScaleBarWidget( QgsLayoutItemScaleBar *scaleBa
   mLineStyleButton->setSymbolType( QgsSymbol::Line );
   connect( mLineStyleButton, &QgsSymbolButton::changed, this, &QgsLayoutScaleBarWidget::lineSymbolChanged );
 
+  mDivisionStyleButton->setSymbolType( QgsSymbol::Line );
+  connect( mDivisionStyleButton, &QgsSymbolButton::changed, this, &QgsLayoutScaleBarWidget::divisionSymbolChanged );
+
+  mSubdivisionStyleButton->setSymbolType( QgsSymbol::Line );
+  connect( mSubdivisionStyleButton, &QgsSymbolButton::changed, this, &QgsLayoutScaleBarWidget::subdivisionSymbolChanged );
+
   mFillSymbol1Button->setSymbolType( QgsSymbol::Fill );
   connect( mFillSymbol1Button, &QgsSymbolButton::changed, this, &QgsLayoutScaleBarWidget::fillSymbol1Changed );
 
@@ -126,6 +132,10 @@ QgsLayoutScaleBarWidget::QgsLayoutScaleBarWidget( QgsLayoutItemScaleBar *scaleBa
 
   mLineStyleButton->registerExpressionContextGenerator( mScalebar );
   mLineStyleButton->setLayer( coverageLayer() );
+  mDivisionStyleButton->registerExpressionContextGenerator( mScalebar );
+  mDivisionStyleButton->setLayer( coverageLayer() );
+  mSubdivisionStyleButton->registerExpressionContextGenerator( mScalebar );
+  mSubdivisionStyleButton->setLayer( coverageLayer() );
   mFillSymbol1Button->registerExpressionContextGenerator( mScalebar );
   mFillSymbol1Button->setLayer( coverageLayer() );
   mFillSymbol2Button->registerExpressionContextGenerator( mScalebar );
@@ -137,6 +147,8 @@ QgsLayoutScaleBarWidget::QgsLayoutScaleBarWidget( QgsLayoutItemScaleBar *scaleBa
   {
     connect( &mScalebar->layout()->reportContext(), &QgsLayoutReportContext::layerChanged, mFontButton, &QgsFontButton::setLayer );
     connect( &mScalebar->layout()->reportContext(), &QgsLayoutReportContext::layerChanged, mLineStyleButton, &QgsSymbolButton::setLayer );
+    connect( &mScalebar->layout()->reportContext(), &QgsLayoutReportContext::layerChanged, mDivisionStyleButton, &QgsSymbolButton::setLayer );
+    connect( &mScalebar->layout()->reportContext(), &QgsLayoutReportContext::layerChanged, mSubdivisionStyleButton, &QgsSymbolButton::setLayer );
     connect( &mScalebar->layout()->reportContext(), &QgsLayoutReportContext::layerChanged, mFillSymbol1Button, &QgsSymbolButton::setLayer );
     connect( &mScalebar->layout()->reportContext(), &QgsLayoutReportContext::layerChanged, mFillSymbol2Button, &QgsSymbolButton::setLayer );
   }
@@ -174,6 +186,8 @@ bool QgsLayoutScaleBarWidget::setNewItem( QgsLayoutItem *item )
     mFillSymbol1Button->registerExpressionContextGenerator( mScalebar );
     mFillSymbol2Button->registerExpressionContextGenerator( mScalebar );
     mLineStyleButton->registerExpressionContextGenerator( mScalebar );
+    mDivisionStyleButton->registerExpressionContextGenerator( mScalebar );
+    mSubdivisionStyleButton->registerExpressionContextGenerator( mScalebar );
   }
 
   setGuiElements();
@@ -192,6 +206,28 @@ void QgsLayoutScaleBarWidget::lineSymbolChanged()
   mScalebar->layout()->undoStack()->endCommand();
 }
 
+void QgsLayoutScaleBarWidget::divisionSymbolChanged()
+{
+  if ( !mScalebar )
+    return;
+
+  mScalebar->layout()->undoStack()->beginCommand( mScalebar, tr( "Change Scalebar Division Style" ), QgsLayoutItem::UndoShapeStyle );
+  mScalebar->setDivisionLineSymbol( mDivisionStyleButton->clonedSymbol<QgsLineSymbol>() );
+  mScalebar->update();
+  mScalebar->layout()->undoStack()->endCommand();
+}
+
+void QgsLayoutScaleBarWidget::subdivisionSymbolChanged()
+{
+  if ( !mScalebar )
+    return;
+
+  mScalebar->layout()->undoStack()->beginCommand( mScalebar, tr( "Change Scalebar Subdivision Style" ), QgsLayoutItem::UndoShapeStyle );
+  mScalebar->setSubdivisionLineSymbol( mSubdivisionStyleButton->clonedSymbol<QgsLineSymbol>() );
+  mScalebar->update();
+  mScalebar->layout()->undoStack()->endCommand();
+}
+
 void QgsLayoutScaleBarWidget::fillSymbol1Changed()
 {
   if ( !mScalebar )
@@ -235,6 +271,8 @@ void QgsLayoutScaleBarWidget::setGuiElements()
   mFontButton->setTextFormat( mScalebar->textFormat() );
 
   whileBlocking( mLineStyleButton )->setSymbol( mScalebar->lineSymbol()->clone() );
+  whileBlocking( mDivisionStyleButton )->setSymbol( mScalebar->divisionLineSymbol()->clone() );
+  whileBlocking( mSubdivisionStyleButton )->setSymbol( mScalebar->subdivisionLineSymbol()->clone() );
   whileBlocking( mFillSymbol1Button )->setSymbol( mScalebar->fillSymbol()->clone() );
   whileBlocking( mFillSymbol2Button )->setSymbol( mScalebar->alternateFillSymbol()->clone() );
 
@@ -503,6 +541,8 @@ void QgsLayoutScaleBarWidget::toggleStyleSpecificControls( const QString &style
   mFillSymbol1Button->setEnabled( renderer ? renderer->flags() & QgsScaleBarRenderer::Flag::FlagUsesFillSymbol : true );
   mFillSymbol2Button->setEnabled( renderer ? renderer->flags() & QgsScaleBarRenderer::Flag::FlagUsesAlternateFillSymbol : true );
   mLineStyleButton->setEnabled( renderer ? renderer->flags() & QgsScaleBarRenderer::Flag::FlagUsesLineSymbol : true );
+  mDivisionStyleButton->setEnabled( renderer ? renderer->flags() & QgsScaleBarRenderer::Flag::FlagUsesDivisionSymbol : true );
+  mSubdivisionStyleButton->setEnabled( renderer ? renderer->flags() & QgsScaleBarRenderer::Flag::FlagUsesSubdivisionSymbol : true );
 }
 
 void QgsLayoutScaleBarWidget::mLabelBarSpaceSpinBox_valueChanged( double d )
@@ -621,6 +661,8 @@ void QgsLayoutScaleBarWidget::blockMemberSignals( bool block )
   mMapUnitsPerBarUnitSpinBox->blockSignals( block );
   mHeightSpinBox->blockSignals( block );
   mLineStyleButton->blockSignals( block );
+  mDivisionStyleButton->blockSignals( block );
+  mSubdivisionStyleButton->blockSignals( block );
   mLabelBarSpaceSpinBox->blockSignals( block );
   mBoxSizeSpinBox->blockSignals( block );
   mLabelVerticalPlacementComboBox->blockSignals( block );

src/gui/layout/qgslayoutscalebarwidget.h

@@ -51,6 +51,8 @@ class GUI_EXPORT QgsLayoutScaleBarWidget: public QgsLayoutItemBaseWidget, public
 
   private slots:
     void lineSymbolChanged();
+    void divisionSymbolChanged();
+    void subdivisionSymbolChanged();
     void fillSymbol1Changed();
     void fillSymbol2Changed();
     void mHeightSpinBox_valueChanged( double d );

src/ui/layout/qgslayoutscalebarwidgetbase.ui

@@ -60,9 +60,9 @@
       <property name="geometry">
        <rect>
         <x>0</x>
-        <y>0</y>
+        <y>-453</y>
         <width>451</width>
-        <height>1012</height>
+        <height>1076</height>
        </rect>
       </property>
       <layout class="QVBoxLayout" name="mainLayout">
@@ -399,12 +399,6 @@
           <bool>true</bool>
          </property>
          <layout class="QGridLayout" name="gridLayout_4" columnstretch="0,0,0">
-          <item row="4" column="0" colspan="3">
-           <widget class="QComboBox" name="mLabelVerticalPlacementComboBox"/>
-          </item>
-          <item row="11" column="1" colspan="2">
-           <widget class="QgsAlignmentComboBox" name="mAlignmentComboBox"/>
-          </item>
           <item row="7" column="0">
            <widget class="QLabel" name="label_9">
             <property name="text">
@@ -412,8 +406,11 @@
             </property>
            </widget>
           </item>
-          <item row="9" column="1" colspan="2">
-           <widget class="QgsSymbolButton" name="mLineStyleButton">
+          <item row="13" column="1" colspan="2">
+           <widget class="QgsAlignmentComboBox" name="mAlignmentComboBox"/>
+          </item>
+          <item row="8" column="1" colspan="2">
+           <widget class="QgsSymbolButton" name="mFillSymbol2Button">
             <property name="sizePolicy">
              <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
               <horstretch>0</horstretch>
@@ -421,20 +418,37 @@
              </sizepolicy>
             </property>
             <property name="text">
-             <string>Line Style…</string>
+             <string>Fill Style…</string>
             </property>
            </widget>
           </item>
-          <item row="6" column="0" colspan="3">
-           <widget class="QComboBox" name="mLabelHorizontalPlacementComboBox"/>
+          <item row="14" column="0">
+           <widget class="QLabel" name="mAlignmentLabel_2">
+            <property name="text">
+             <string>Font</string>
+            </property>
+           </widget>
           </item>
-          <item row="11" column="0">
+          <item row="13" column="0">
            <widget class="QLabel" name="mAlignmentLabel">
             <property name="text">
              <string>Alignment</string>
             </property>
            </widget>
           </item>
+          <item row="14" column="1" colspan="2">
+           <widget class="QgsFontButton" name="mFontButton">
+            <property name="sizePolicy">
+             <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+              <horstretch>0</horstretch>
+              <verstretch>0</verstretch>
+             </sizepolicy>
+            </property>
+            <property name="text">
+             <string>Font</string>
+            </property>
+           </widget>
+          </item>
           <item row="2" column="1" colspan="2">
            <widget class="QgsDoubleSpinBox" name="mLabelBarSpaceSpinBox">
             <property name="prefix">
@@ -452,6 +466,19 @@
             </property>
            </widget>
           </item>
+          <item row="7" column="1" colspan="2">
+           <widget class="QgsSymbolButton" name="mFillSymbol1Button">
+            <property name="sizePolicy">
+             <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+              <horstretch>0</horstretch>
+              <verstretch>0</verstretch>
+             </sizepolicy>
+            </property>
+            <property name="text">
+             <string>Fill Style…</string>
+            </property>
+           </widget>
+          </item>
           <item row="8" column="0">
            <widget class="QLabel" name="label_11">
             <property name="text">
@@ -459,6 +486,27 @@
             </property>
            </widget>
           </item>
+          <item row="11" column="0">
+           <widget class="QLabel" name="label_10">
+            <property name="text">
+             <string>Division style</string>
+            </property>
+           </widget>
+          </item>
+          <item row="9" column="0">
+           <widget class="QLabel" name="label_8">
+            <property name="text">
+             <string>Line style</string>
+            </property>
+           </widget>
+          </item>
+          <item row="3" column="0" colspan="3">
+           <widget class="QLabel" name="label_22">
+            <property name="text">
+             <string>Vertical label placement</string>
+            </property>
+           </widget>
+          </item>
           <item row="5" column="0" colspan="3">
            <widget class="QLabel" name="label_2">
             <property name="text">
@@ -466,13 +514,25 @@
             </property>
            </widget>
           </item>
-          <item row="3" column="0" colspan="3">
-           <widget class="QLabel" name="label_22">
+          <item row="9" column="1" colspan="2">
+           <widget class="QgsSymbolButton" name="mLineStyleButton">
+            <property name="sizePolicy">
+             <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+              <horstretch>0</horstretch>
+              <verstretch>0</verstretch>
+             </sizepolicy>
+            </property>
             <property name="text">
-             <string>Vertical label placement</string>
+             <string>Line Style…</string>
             </property>
            </widget>
           </item>
+          <item row="4" column="0" colspan="3">
+           <widget class="QComboBox" name="mLabelVerticalPlacementComboBox"/>
+          </item>
+          <item row="6" column="0" colspan="3">
+           <widget class="QComboBox" name="mLabelHorizontalPlacementComboBox"/>
+          </item>
           <item row="1" column="0">
            <widget class="QLabel" name="label_4">
             <property name="text">
@@ -490,56 +550,36 @@
             </property>
            </widget>
           </item>
-          <item row="9" column="0">
-           <widget class="QLabel" name="label_8">
-            <property name="text">
-             <string>Line style</string>
-            </property>
-           </widget>
-          </item>
           <item row="12" column="0">
-           <widget class="QLabel" name="mAlignmentLabel_2">
+           <widget class="QLabel" name="label_12">
             <property name="text">
-             <string>Font</string>
-            </property>
-           </widget>
-          </item>
-          <item row="7" column="1" colspan="2">
-           <widget class="QgsSymbolButton" name="mFillSymbol1Button">
-            <property name="sizePolicy">
-             <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
-              <horstretch>0</horstretch>
-              <verstretch>0</verstretch>
-             </sizepolicy>
-            </property>
-            <property name="text">
-             <string>Fill Style…</string>
-            </property>
-           </widget>
-          </item>
-          <item row="8" column="1" colspan="2">
-           <widget class="QgsSymbolButton" name="mFillSymbol2Button">
-            <property name="sizePolicy">
-             <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
-              <horstretch>0</horstretch>
-              <verstretch>0</verstretch>
-             </sizepolicy>
-            </property>
-            <property name="text">
-             <string>Fill Style…</string>
+             <string>Subdivision style</string>
             </property>
            </widget>
           </item>
           <item row="12" column="1" colspan="2">
-           <widget class="QgsFontButton" name="mFontButton">
+           <widget class="QgsSymbolButton" name="mSubdivisionStyleButton">
             <property name="sizePolicy">
-             <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+             <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
               <horstretch>0</horstretch>
               <verstretch>0</verstretch>
              </sizepolicy>
             </property>
             <property name="text">
-             <string>Font</string>
+             <string>Subdivision Style…</string>
+            </property>
+           </widget>
+          </item>
+          <item row="11" column="1" colspan="2">
+           <widget class="QgsSymbolButton" name="mDivisionStyleButton">
+            <property name="sizePolicy">
+             <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+              <horstretch>0</horstretch>
+              <verstretch>0</verstretch>
+             </sizepolicy>
+            </property>
+            <property name="text">
+             <string>Division Style…</string>
             </property>
            </widget>
           </item>
@@ -560,10 +600,15 @@
    <header>qgsscrollarea.h</header>
    <container>1</container>
   </customwidget>
+  <customwidget>
+   <class>QgsSpinBox</class>
+   <extends>QSpinBox</extends>
+   <header>qgsspinbox.h</header>
+  </customwidget>
   <customwidget>
    <class>QgsCollapsibleGroupBoxBasic</class>
    <extends>QGroupBox</extends>
-   <header>qgscollapsiblegroupbox.h</header>
+   <header location="global">qgscollapsiblegroupbox.h</header>
    <container>1</container>
   </customwidget>
   <customwidget>
@@ -581,11 +626,6 @@
    <extends>QToolButton</extends>
    <header>qgsfontbutton.h</header>
   </customwidget>
-  <customwidget>
-   <class>QgsSpinBox</class>
-   <extends>QSpinBox</extends>
-   <header>qgsspinbox.h</header>
-  </customwidget>
   <customwidget>
    <class>QgsAlignmentComboBox</class>
    <extends>QComboBox</extends>
@@ -626,6 +666,8 @@
   <tabstop>mFillSymbol1Button</tabstop>
   <tabstop>mFillSymbol2Button</tabstop>
   <tabstop>mLineStyleButton</tabstop>
+  <tabstop>mDivisionStyleButton</tabstop>
+  <tabstop>mSubdivisionStyleButton</tabstop>
   <tabstop>mAlignmentComboBox</tabstop>
   <tabstop>mFontButton</tabstop>
  </tabstops>

tests/src/core/testqgslayoutscalebar.cpp

@@ -580,7 +580,11 @@ void TestQgsLayoutScaleBar::tickLineSymbol()
   lineSymbolLayer->setColor( QColor( 255, 255, 0 ) );
   lineSymbol->appendSymbolLayer( lineSymbolLayer.release() );
 
-  scalebar->setLineSymbol( lineSymbol.release() );
+  scalebar->setLineSymbol( lineSymbol->clone() );
+
+  dynamic_cast< QgsLineSymbolLayer * >( lineSymbol->symbolLayer( 0 ) )->setWidth( 5 );
+  dynamic_cast< QgsLineSymbolLayer * >( lineSymbol->symbolLayer( 0 ) )->setColor( QColor( 0, 255, 0 ) );
+  scalebar->setDivisionLineSymbol( lineSymbol->clone() );
 
   dynamic_cast< QgsBasicNumericFormat *>( const_cast< QgsNumericFormat * >( scalebar->numericFormat() ) )->setShowThousandsSeparator( false );
 
@@ -922,7 +926,15 @@ void TestQgsLayoutScaleBar::tickSubdivisions()
   lineSymbolLayer->setColor( QColor( 255, 255, 0 ) );
   lineSymbol->appendSymbolLayer( lineSymbolLayer.release() );
 
-  scalebar->setLineSymbol( lineSymbol.release() );
+  scalebar->setLineSymbol( lineSymbol->clone() );
+
+  dynamic_cast< QgsLineSymbolLayer * >( lineSymbol->symbolLayer( 0 ) )->setWidth( 5 );
+  dynamic_cast< QgsLineSymbolLayer * >( lineSymbol->symbolLayer( 0 ) )->setColor( QColor( 0, 255, 0 ) );
+  scalebar->setDivisionLineSymbol( lineSymbol->clone() );
+
+  dynamic_cast< QgsLineSymbolLayer * >( lineSymbol->symbolLayer( 0 ) )->setWidth( 6 );
+  dynamic_cast< QgsLineSymbolLayer * >( lineSymbol->symbolLayer( 0 ) )->setColor( QColor( 0, 0, 255 ) );
+  scalebar->setSubdivisionLineSymbol( lineSymbol->clone() );
 
   dynamic_cast< QgsBasicNumericFormat *>( const_cast< QgsNumericFormat * >( scalebar->numericFormat() ) )->setShowThousandsSeparator( false );