/* $Id: FigOperation.java 17864 2010-01-12 20:11:26Z linus $
 *****************************************************************************
 * Copyright (c) 2009 Contributors - see below
 * 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:
 *    mvw
 *****************************************************************************
 *
 * Some portions of this file was previously release using the BSD License:
 */

// Copyright (c) 2006-2009 The Regents of the University of California. All
// Rights Reserved. Permission to use, copy, modify, and distribute this
// software and its documentation without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph appear in all copies. This software program and
// documentation are copyrighted by The Regents of the University of
// California. The software program and documentation are supplied "AS
// IS", without any accompanying services from The Regents. The Regents
// does not warrant that the operation of the program will be
// uninterrupted or error-free. The end-user understands that the program
// was developed for research purposes and is advised not to rely
// exclusively on the program for any reason. IN NO EVENT SHALL THE
// UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
// SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,
// ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
// THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
// PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
// CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
// UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

package org.argouml.uml.diagram.static_structure.ui;

import java.awt.Font;
import java.awt.Rectangle;
import java.beans.PropertyChangeEvent;

import org.argouml.model.Model;
import org.argouml.notation.NotationProviderFactory2;
import org.argouml.uml.diagram.DiagramSettings;

/**
 * Fig with specific knowledge of Operation and Reception display. 
 * Makes the text italic in case the Operation or Reception is abstract.
 *
 * @since 0.23.5
 * @author Bob Tarling
 */
public class FigOperation extends FigFeature {

    /**
     * Construct a fig for a UML Operation
     * 
     * @param owner owning UML element
     * @param bounds position and size
     * @param settings rendering settings
     */
    public FigOperation(Object owner, Rectangle bounds,
            DiagramSettings settings) {
        super(owner, bounds, settings);
        Model.getPump().addModelEventListener(this, owner, "isAbstract");
    }    

    /*
     * @see org.argouml.uml.diagram.ui.FigSingleLineText#removeFromDiagram()
     */
    @Override
    public void removeFromDiagram() {
        Model.getPump().removeModelEventListener(this, getOwner(), 
                "isAbstract");
        super.removeFromDiagram();
    }

    /*
     * @see org.argouml.uml.diagram.ui.FigSingleLineText#propertyChange(java.beans.PropertyChangeEvent)
     */
    @Override
    public void propertyChange(PropertyChangeEvent pce) {
        super.propertyChange(pce);
        if ("isAbstract".equals(pce.getPropertyName())) {
            renderingChanged();    
        }
    }

    /*
     * If the Operation/Reception is abstract, 
     * then the text will be set to italics.
     */
    @Override
    protected int getFigFontStyle() {
        return Model.getFacade().isAbstract(getOwner()) 
            ? Font.ITALIC : Font.PLAIN;
    }

    @Override
    protected int getNotationProviderType() {
        return NotationProviderFactory2.TYPE_OPERATION;
    }
}