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/*****************************************************************************
* Copyright (c) 2017 CEA LIST and Others.
*
* 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:
* Fanch BONNABESSE (ALL4TEC) fanch.bonnabesse@all4tec.net - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.infra.gmfdiag.common.databinding.custom;
import java.math.BigDecimal;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.ecore.EcorePackage;
import org.eclipse.emf.edit.domain.EditingDomain;
import org.eclipse.gmf.runtime.notation.NotationPackage;
import org.eclipse.gmf.runtime.notation.View;
/**
*
* Implementation for an ObservableValue associated to a GMF custom style (DoubleValueStyle).
*
*/
public class CustomDoubleStyleObservableValue extends AbstractCustomStyleObservableValue {
/**
* Default double value.
*/
private final static double DEFAULT_VALUE = 0.0;
/**
*
* Constructor.
*
* @param source
* the view source
* @param domain
* the editing domain
* @param styleName
* the style name
*/
public CustomDoubleStyleObservableValue(final View source, final EditingDomain domain, final String styleName) {
super(source, domain, styleName, NotationPackage.eINSTANCE.getDoubleValueStyle(), NotationPackage.eINSTANCE.getDoubleValueStyle_DoubleValue());
}
/**
* {@inheritDoc}
*/
@Override
public Object getValueType() {
return EcorePackage.eINSTANCE.getEFloat();
}
/**
* {@inheritDoc}
*/
@Override
protected Object getDefaultValue() {
return DEFAULT_VALUE;
}
/**
* {@inheritDoc}
*/
@Override
protected Object doGetValue() {
return super.doGetValue();
}
/**
* {@inheritDoc}
*/
@Override
public Command getCommand(final Object value) {
if (value instanceof Double) {
return super.getCommand(value);
} else if (value instanceof Float) {
BigDecimal number = new BigDecimal((Float) value);
return super.getCommand(number.doubleValue());
}
throw new IllegalArgumentException("The value " + value + " is not a valid Double Value"); //$NON-NLS-1$ //$NON-NLS-2$
}
}
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