/***********************************************************************
 * Copyright (c) 2004 Actuate Corporation.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 * Actuate Corporation - initial API and implementation
 ***********************************************************************/

package org.eclipse.birt.chart.model.component.impl;

import java.util.Collection;

import org.eclipse.birt.chart.model.attribute.Anchor;
import org.eclipse.birt.chart.model.attribute.Fill;
import org.eclipse.birt.chart.model.attribute.FormatSpecifier;
import org.eclipse.birt.chart.model.attribute.LineAttributes;
import org.eclipse.birt.chart.model.attribute.LineStyle;
import org.eclipse.birt.chart.model.attribute.Orientation;
import org.eclipse.birt.chart.model.attribute.impl.LineAttributesImpl;
import org.eclipse.birt.chart.model.component.Axis;
import org.eclipse.birt.chart.model.component.ComponentFactory;
import org.eclipse.birt.chart.model.component.ComponentPackage;
import org.eclipse.birt.chart.model.component.Label;
import org.eclipse.birt.chart.model.component.MarkerRange;
import org.eclipse.birt.chart.model.data.DataElement;
import org.eclipse.birt.chart.model.data.Trigger;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.impl.EObjectImpl;
import org.eclipse.emf.ecore.util.EObjectContainmentEList;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.emf.ecore.util.InternalEList;

/**
 * <!-- begin-user-doc --> An implementation of the model object '
 * <em><b>Marker Range</b></em>'. <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.birt.chart.model.component.impl.MarkerRangeImpl#getOutline <em>Outline</em>}</li>
 *   <li>{@link org.eclipse.birt.chart.model.component.impl.MarkerRangeImpl#getFill <em>Fill</em>}</li>
 *   <li>{@link org.eclipse.birt.chart.model.component.impl.MarkerRangeImpl#getStartValue <em>Start Value</em>}</li>
 *   <li>{@link org.eclipse.birt.chart.model.component.impl.MarkerRangeImpl#getEndValue <em>End Value</em>}</li>
 *   <li>{@link org.eclipse.birt.chart.model.component.impl.MarkerRangeImpl#getLabel <em>Label</em>}</li>
 *   <li>{@link org.eclipse.birt.chart.model.component.impl.MarkerRangeImpl#getLabelAnchor <em>Label Anchor</em>}</li>
 *   <li>{@link org.eclipse.birt.chart.model.component.impl.MarkerRangeImpl#getFormatSpecifier <em>Format Specifier</em>}</li>
 *   <li>{@link org.eclipse.birt.chart.model.component.impl.MarkerRangeImpl#getTriggers <em>Triggers</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class MarkerRangeImpl extends EObjectImpl implements MarkerRange
{

	/**
	 * The cached value of the '{@link #getOutline() <em>Outline</em>}' containment reference.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see #getOutline()
	 * @generated
	 * @ordered
	 */
	protected LineAttributes outline = null;

	/**
	 * The cached value of the '{@link #getFill() <em>Fill</em>}' containment reference.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see #getFill()
	 * @generated
	 * @ordered
	 */
	protected Fill fill = null;

	/**
	 * The cached value of the '{@link #getStartValue() <em>Start Value</em>}' containment reference.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see #getStartValue()
	 * @generated
	 * @ordered
	 */
	protected DataElement startValue = null;

	/**
	 * The cached value of the '{@link #getEndValue() <em>End Value</em>}' containment reference.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see #getEndValue()
	 * @generated
	 * @ordered
	 */
	protected DataElement endValue = null;

	/**
	 * The cached value of the '{@link #getLabel() <em>Label</em>}' containment reference.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see #getLabel()
	 * @generated
	 * @ordered
	 */
	protected Label label = null;

	/**
	 * The default value of the '
	 * {@link #getLabelAnchor() <em>Label Anchor</em>}' attribute. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @see #getLabelAnchor()
	 * @generated
	 * @ordered
	 */
	protected static final Anchor LABEL_ANCHOR_EDEFAULT = Anchor.NORTH_LITERAL;

	/**
	 * The cached value of the '{@link #getLabelAnchor() <em>Label Anchor</em>}' attribute.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see #getLabelAnchor()
	 * @generated
	 * @ordered
	 */
	protected Anchor labelAnchor = LABEL_ANCHOR_EDEFAULT;

	/**
	 * This is true if the Label Anchor attribute has been set. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 * @ordered
	 */
	protected boolean labelAnchorESet = false;

	/**
	 * The cached value of the '{@link #getFormatSpecifier() <em>Format Specifier</em>}' containment reference.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see #getFormatSpecifier()
	 * @generated
	 * @ordered
	 */
	protected FormatSpecifier formatSpecifier = null;

	/**
	 * The cached value of the '{@link #getTriggers() <em>Triggers</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getTriggers()
	 * @generated
	 * @ordered
	 */
	protected EList triggers = null;

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	protected MarkerRangeImpl( )
	{
		super( );
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	protected EClass eStaticClass( )
	{
		return ComponentPackage.Literals.MARKER_RANGE;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public LineAttributes getOutline( )
	{
		return outline;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetOutline( LineAttributes newOutline,
			NotificationChain msgs )
	{
		LineAttributes oldOutline = outline;
		outline = newOutline;
		if ( eNotificationRequired( ) )
		{
			ENotificationImpl notification = new ENotificationImpl( this,
					Notification.SET,
					ComponentPackage.MARKER_RANGE__OUTLINE,
					oldOutline,
					newOutline );
			if ( msgs == null )
				msgs = notification;
			else
				msgs.add( notification );
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public void setOutline( LineAttributes newOutline )
	{
		if ( newOutline != outline )
		{
			NotificationChain msgs = null;
			if ( outline != null )
				msgs = ( (InternalEObject) outline ).eInverseRemove( this,
						EOPPOSITE_FEATURE_BASE
								- ComponentPackage.MARKER_RANGE__OUTLINE,
						null,
						msgs );
			if ( newOutline != null )
				msgs = ( (InternalEObject) newOutline ).eInverseAdd( this,
						EOPPOSITE_FEATURE_BASE
								- ComponentPackage.MARKER_RANGE__OUTLINE,
						null,
						msgs );
			msgs = basicSetOutline( newOutline, msgs );
			if ( msgs != null )
				msgs.dispatch( );
		}
		else if ( eNotificationRequired( ) )
			eNotify( new ENotificationImpl( this,
					Notification.SET,
					ComponentPackage.MARKER_RANGE__OUTLINE,
					newOutline,
					newOutline ) );
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public Fill getFill( )
	{
		return fill;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetFill( Fill newFill, NotificationChain msgs )
	{
		Fill oldFill = fill;
		fill = newFill;
		if ( eNotificationRequired( ) )
		{
			ENotificationImpl notification = new ENotificationImpl( this,
					Notification.SET,
					ComponentPackage.MARKER_RANGE__FILL,
					oldFill,
					newFill );
			if ( msgs == null )
				msgs = notification;
			else
				msgs.add( notification );
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public void setFill( Fill newFill )
	{
		if ( newFill != fill )
		{
			NotificationChain msgs = null;
			if ( fill != null )
				msgs = ( (InternalEObject) fill ).eInverseRemove( this,
						EOPPOSITE_FEATURE_BASE
								- ComponentPackage.MARKER_RANGE__FILL,
						null,
						msgs );
			if ( newFill != null )
				msgs = ( (InternalEObject) newFill ).eInverseAdd( this,
						EOPPOSITE_FEATURE_BASE
								- ComponentPackage.MARKER_RANGE__FILL,
						null,
						msgs );
			msgs = basicSetFill( newFill, msgs );
			if ( msgs != null )
				msgs.dispatch( );
		}
		else if ( eNotificationRequired( ) )
			eNotify( new ENotificationImpl( this,
					Notification.SET,
					ComponentPackage.MARKER_RANGE__FILL,
					newFill,
					newFill ) );
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public DataElement getStartValue( )
	{
		return startValue;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetStartValue( DataElement newStartValue,
			NotificationChain msgs )
	{
		DataElement oldStartValue = startValue;
		startValue = newStartValue;
		if ( eNotificationRequired( ) )
		{
			ENotificationImpl notification = new ENotificationImpl( this,
					Notification.SET,
					ComponentPackage.MARKER_RANGE__START_VALUE,
					oldStartValue,
					newStartValue );
			if ( msgs == null )
				msgs = notification;
			else
				msgs.add( notification );
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public void setStartValue( DataElement newStartValue )
	{
		if ( newStartValue != startValue )
		{
			NotificationChain msgs = null;
			if ( startValue != null )
				msgs = ( (InternalEObject) startValue ).eInverseRemove( this,
						EOPPOSITE_FEATURE_BASE
								- ComponentPackage.MARKER_RANGE__START_VALUE,
						null,
						msgs );
			if ( newStartValue != null )
				msgs = ( (InternalEObject) newStartValue ).eInverseAdd( this,
						EOPPOSITE_FEATURE_BASE
								- ComponentPackage.MARKER_RANGE__START_VALUE,
						null,
						msgs );
			msgs = basicSetStartValue( newStartValue, msgs );
			if ( msgs != null )
				msgs.dispatch( );
		}
		else if ( eNotificationRequired( ) )
			eNotify( new ENotificationImpl( this,
					Notification.SET,
					ComponentPackage.MARKER_RANGE__START_VALUE,
					newStartValue,
					newStartValue ) );
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public DataElement getEndValue( )
	{
		return endValue;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetEndValue( DataElement newEndValue,
			NotificationChain msgs )
	{
		DataElement oldEndValue = endValue;
		endValue = newEndValue;
		if ( eNotificationRequired( ) )
		{
			ENotificationImpl notification = new ENotificationImpl( this,
					Notification.SET,
					ComponentPackage.MARKER_RANGE__END_VALUE,
					oldEndValue,
					newEndValue );
			if ( msgs == null )
				msgs = notification;
			else
				msgs.add( notification );
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public void setEndValue( DataElement newEndValue )
	{
		if ( newEndValue != endValue )
		{
			NotificationChain msgs = null;
			if ( endValue != null )
				msgs = ( (InternalEObject) endValue ).eInverseRemove( this,
						EOPPOSITE_FEATURE_BASE
								- ComponentPackage.MARKER_RANGE__END_VALUE,
						null,
						msgs );
			if ( newEndValue != null )
				msgs = ( (InternalEObject) newEndValue ).eInverseAdd( this,
						EOPPOSITE_FEATURE_BASE
								- ComponentPackage.MARKER_RANGE__END_VALUE,
						null,
						msgs );
			msgs = basicSetEndValue( newEndValue, msgs );
			if ( msgs != null )
				msgs.dispatch( );
		}
		else if ( eNotificationRequired( ) )
			eNotify( new ENotificationImpl( this,
					Notification.SET,
					ComponentPackage.MARKER_RANGE__END_VALUE,
					newEndValue,
					newEndValue ) );
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public Label getLabel( )
	{
		return label;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetLabel( Label newLabel,
			NotificationChain msgs )
	{
		Label oldLabel = label;
		label = newLabel;
		if ( eNotificationRequired( ) )
		{
			ENotificationImpl notification = new ENotificationImpl( this,
					Notification.SET,
					ComponentPackage.MARKER_RANGE__LABEL,
					oldLabel,
					newLabel );
			if ( msgs == null )
				msgs = notification;
			else
				msgs.add( notification );
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public void setLabel( Label newLabel )
	{
		if ( newLabel != label )
		{
			NotificationChain msgs = null;
			if ( label != null )
				msgs = ( (InternalEObject) label ).eInverseRemove( this,
						EOPPOSITE_FEATURE_BASE
								- ComponentPackage.MARKER_RANGE__LABEL,
						null,
						msgs );
			if ( newLabel != null )
				msgs = ( (InternalEObject) newLabel ).eInverseAdd( this,
						EOPPOSITE_FEATURE_BASE
								- ComponentPackage.MARKER_RANGE__LABEL,
						null,
						msgs );
			msgs = basicSetLabel( newLabel, msgs );
			if ( msgs != null )
				msgs.dispatch( );
		}
		else if ( eNotificationRequired( ) )
			eNotify( new ENotificationImpl( this,
					Notification.SET,
					ComponentPackage.MARKER_RANGE__LABEL,
					newLabel,
					newLabel ) );
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public Anchor getLabelAnchor( )
	{
		return labelAnchor;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public void setLabelAnchor( Anchor newLabelAnchor )
	{
		Anchor oldLabelAnchor = labelAnchor;
		labelAnchor = newLabelAnchor == null ? LABEL_ANCHOR_EDEFAULT
				: newLabelAnchor;
		boolean oldLabelAnchorESet = labelAnchorESet;
		labelAnchorESet = true;
		if ( eNotificationRequired( ) )
			eNotify( new ENotificationImpl( this,
					Notification.SET,
					ComponentPackage.MARKER_RANGE__LABEL_ANCHOR,
					oldLabelAnchor,
					labelAnchor,
					!oldLabelAnchorESet ) );
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public void unsetLabelAnchor( )
	{
		Anchor oldLabelAnchor = labelAnchor;
		boolean oldLabelAnchorESet = labelAnchorESet;
		labelAnchor = LABEL_ANCHOR_EDEFAULT;
		labelAnchorESet = false;
		if ( eNotificationRequired( ) )
			eNotify( new ENotificationImpl( this,
					Notification.UNSET,
					ComponentPackage.MARKER_RANGE__LABEL_ANCHOR,
					oldLabelAnchor,
					LABEL_ANCHOR_EDEFAULT,
					oldLabelAnchorESet ) );
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public boolean isSetLabelAnchor( )
	{
		return labelAnchorESet;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public FormatSpecifier getFormatSpecifier( )
	{
		return formatSpecifier;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetFormatSpecifier(
			FormatSpecifier newFormatSpecifier, NotificationChain msgs )
	{
		FormatSpecifier oldFormatSpecifier = formatSpecifier;
		formatSpecifier = newFormatSpecifier;
		if ( eNotificationRequired( ) )
		{
			ENotificationImpl notification = new ENotificationImpl( this,
					Notification.SET,
					ComponentPackage.MARKER_RANGE__FORMAT_SPECIFIER,
					oldFormatSpecifier,
					newFormatSpecifier );
			if ( msgs == null )
				msgs = notification;
			else
				msgs.add( notification );
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public void setFormatSpecifier( FormatSpecifier newFormatSpecifier )
	{
		if ( newFormatSpecifier != formatSpecifier )
		{
			NotificationChain msgs = null;
			if ( formatSpecifier != null )
				msgs = ( (InternalEObject) formatSpecifier ).eInverseRemove( this,
						EOPPOSITE_FEATURE_BASE
								- ComponentPackage.MARKER_RANGE__FORMAT_SPECIFIER,
						null,
						msgs );
			if ( newFormatSpecifier != null )
				msgs = ( (InternalEObject) newFormatSpecifier ).eInverseAdd( this,
						EOPPOSITE_FEATURE_BASE
								- ComponentPackage.MARKER_RANGE__FORMAT_SPECIFIER,
						null,
						msgs );
			msgs = basicSetFormatSpecifier( newFormatSpecifier, msgs );
			if ( msgs != null )
				msgs.dispatch( );
		}
		else if ( eNotificationRequired( ) )
			eNotify( new ENotificationImpl( this,
					Notification.SET,
					ComponentPackage.MARKER_RANGE__FORMAT_SPECIFIER,
					newFormatSpecifier,
					newFormatSpecifier ) );
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList getTriggers( )
	{
		if ( triggers == null )
		{
			triggers = new EObjectContainmentEList( Trigger.class,
					this,
					ComponentPackage.MARKER_RANGE__TRIGGERS );
		}
		return triggers;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain eInverseRemove( InternalEObject otherEnd,
			int featureID, NotificationChain msgs )
	{
		switch ( featureID )
		{
			case ComponentPackage.MARKER_RANGE__OUTLINE :
				return basicSetOutline( null, msgs );
			case ComponentPackage.MARKER_RANGE__FILL :
				return basicSetFill( null, msgs );
			case ComponentPackage.MARKER_RANGE__START_VALUE :
				return basicSetStartValue( null, msgs );
			case ComponentPackage.MARKER_RANGE__END_VALUE :
				return basicSetEndValue( null, msgs );
			case ComponentPackage.MARKER_RANGE__LABEL :
				return basicSetLabel( null, msgs );
			case ComponentPackage.MARKER_RANGE__FORMAT_SPECIFIER :
				return basicSetFormatSpecifier( null, msgs );
			case ComponentPackage.MARKER_RANGE__TRIGGERS :
				return ( (InternalEList) getTriggers( ) ).basicRemove( otherEnd,
						msgs );
		}
		return super.eInverseRemove( otherEnd, featureID, msgs );
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Object eGet( int featureID, boolean resolve, boolean coreType )
	{
		switch ( featureID )
		{
			case ComponentPackage.MARKER_RANGE__OUTLINE :
				return getOutline( );
			case ComponentPackage.MARKER_RANGE__FILL :
				return getFill( );
			case ComponentPackage.MARKER_RANGE__START_VALUE :
				return getStartValue( );
			case ComponentPackage.MARKER_RANGE__END_VALUE :
				return getEndValue( );
			case ComponentPackage.MARKER_RANGE__LABEL :
				return getLabel( );
			case ComponentPackage.MARKER_RANGE__LABEL_ANCHOR :
				return getLabelAnchor( );
			case ComponentPackage.MARKER_RANGE__FORMAT_SPECIFIER :
				return getFormatSpecifier( );
			case ComponentPackage.MARKER_RANGE__TRIGGERS :
				return getTriggers( );
		}
		return super.eGet( featureID, resolve, coreType );
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void eSet( int featureID, Object newValue )
	{
		switch ( featureID )
		{
			case ComponentPackage.MARKER_RANGE__OUTLINE :
				setOutline( (LineAttributes) newValue );
				return;
			case ComponentPackage.MARKER_RANGE__FILL :
				setFill( (Fill) newValue );
				return;
			case ComponentPackage.MARKER_RANGE__START_VALUE :
				setStartValue( (DataElement) newValue );
				return;
			case ComponentPackage.MARKER_RANGE__END_VALUE :
				setEndValue( (DataElement) newValue );
				return;
			case ComponentPackage.MARKER_RANGE__LABEL :
				setLabel( (Label) newValue );
				return;
			case ComponentPackage.MARKER_RANGE__LABEL_ANCHOR :
				setLabelAnchor( (Anchor) newValue );
				return;
			case ComponentPackage.MARKER_RANGE__FORMAT_SPECIFIER :
				setFormatSpecifier( (FormatSpecifier) newValue );
				return;
			case ComponentPackage.MARKER_RANGE__TRIGGERS :
				getTriggers( ).clear( );
				getTriggers( ).addAll( (Collection) newValue );
				return;
		}
		super.eSet( featureID, newValue );
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void eUnset( int featureID )
	{
		switch ( featureID )
		{
			case ComponentPackage.MARKER_RANGE__OUTLINE :
				setOutline( (LineAttributes) null );
				return;
			case ComponentPackage.MARKER_RANGE__FILL :
				setFill( (Fill) null );
				return;
			case ComponentPackage.MARKER_RANGE__START_VALUE :
				setStartValue( (DataElement) null );
				return;
			case ComponentPackage.MARKER_RANGE__END_VALUE :
				setEndValue( (DataElement) null );
				return;
			case ComponentPackage.MARKER_RANGE__LABEL :
				setLabel( (Label) null );
				return;
			case ComponentPackage.MARKER_RANGE__LABEL_ANCHOR :
				unsetLabelAnchor( );
				return;
			case ComponentPackage.MARKER_RANGE__FORMAT_SPECIFIER :
				setFormatSpecifier( (FormatSpecifier) null );
				return;
			case ComponentPackage.MARKER_RANGE__TRIGGERS :
				getTriggers( ).clear( );
				return;
		}
		super.eUnset( featureID );
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public boolean eIsSet( int featureID )
	{
		switch ( featureID )
		{
			case ComponentPackage.MARKER_RANGE__OUTLINE :
				return outline != null;
			case ComponentPackage.MARKER_RANGE__FILL :
				return fill != null;
			case ComponentPackage.MARKER_RANGE__START_VALUE :
				return startValue != null;
			case ComponentPackage.MARKER_RANGE__END_VALUE :
				return endValue != null;
			case ComponentPackage.MARKER_RANGE__LABEL :
				return label != null;
			case ComponentPackage.MARKER_RANGE__LABEL_ANCHOR :
				return isSetLabelAnchor( );
			case ComponentPackage.MARKER_RANGE__FORMAT_SPECIFIER :
				return formatSpecifier != null;
			case ComponentPackage.MARKER_RANGE__TRIGGERS :
				return triggers != null && !triggers.isEmpty( );
		}
		return super.eIsSet( featureID );
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public String toString( )
	{
		if ( eIsProxy( ) )
			return super.toString( );

		StringBuffer result = new StringBuffer( super.toString( ) );
		result.append( " (labelAnchor: " ); //$NON-NLS-1$
		if ( labelAnchorESet )
			result.append( labelAnchor );
		else
			result.append( "<unset>" ); //$NON-NLS-1$
		result.append( ')' );
		return result.toString( );
	}

	/**
	 * A convenience method provided to add a marker range instance to an axis
	 * 
	 * @param ax
	 * @param de
	 */
	public static final MarkerRange create( Axis ax, DataElement deStart,
			DataElement deEnd, Fill f )
	{
		final MarkerRange mr = ComponentFactory.eINSTANCE.createMarkerRange( );
		final LineAttributes liaOutline = LineAttributesImpl.create( null,
				LineStyle.SOLID_LITERAL,
				1 );
		mr.setOutline( liaOutline );
		mr.setFill( f );
		mr.setStartValue( deStart );
		mr.setEndValue( deEnd );
		mr.setLabel( LabelImpl.create( ) );

		// mr.setLabelPosition(Position.INSIDE_LITERAL);
		mr.setLabelAnchor( ax.getOrientation( ).getValue( ) == Orientation.HORIZONTAL ? Anchor.NORTH_EAST_LITERAL
				: Anchor.NORTH_WEST_LITERAL );

		if ( ax.getOrientation( ).getValue( ) == Orientation.VERTICAL )
		{
			mr.getLabel( ).getCaption( ).getFont( ).setRotation( 90 );
		}

		ax.getMarkerRanges( ).add( mr );
		if ( ax.getFormatSpecifier( ) != null )
		{
			mr.setFormatSpecifier( (FormatSpecifier) EcoreUtil.copy( ax.getFormatSpecifier( ) ) );
		}
		return mr;
	}

} // MarkerRangeImpl
