/* $Id: StylePanelFigRRect.java 18555 2010-07-24 10:01:49Z bobtarling $
 *****************************************************************************
 * 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:
 *    tfmorris
 *****************************************************************************
 *
 * Some portions of this file was previously release using the BSD License:
 */

// Copyright (c) 1996-2006 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.ui;

import javax.swing.JLabel;
import javax.swing.JTextField;
import javax.swing.event.DocumentEvent;
import javax.swing.text.Document;

import org.argouml.i18n.Translator;
import org.argouml.ui.targetmanager.TargetManager;
import org.tigris.gef.presentation.FigRRect;

/**
 * Provide a stylepanel for rounded rectancles in order to set the rounding edge
 * level.
 *
 */
public class StylePanelFigRRect extends StylePanelFig {

    private JLabel roundingLabel = new JLabel(Translator
            .localize("label.stylepane.rounding")
            + ": ");

    private JTextField roundingField = new JTextField();

    /**
     * construct a default panel for rounded rectancular elements.
     *
     */
    public StylePanelFigRRect() {
        super();

        Document roundingDoc = roundingField.getDocument();
        roundingDoc.addDocumentListener(this);

        roundingLabel.setLabelFor(roundingField);
        add(roundingLabel);
        add(roundingField);
    }

    /*
     * @see org.argouml.ui.TabTarget#refresh()
     */
    public void refresh() {
        if (TargetManager.getInstance().getTargets().size() > 1) {
            // See issue 6109 - if we have multiple targets this method
            // can result in a feedback problem where selecting a target
            // changes the selection colour in the combo and as a result
            // that trigger a change of colour of all selected Figs
            return;
        }
        super.refresh();
        String roundingStr =
            ((FigRRect) getPanelTarget()).getCornerRadius() + "";
        roundingField.setText(roundingStr);
    }

    /**
     * Set the corner rounding.
     */
    protected void setTargetRounding() {
        if (getPanelTarget() == null) return;
        String roundingStr = roundingField.getText();
        if (roundingStr.length() == 0) return;
        int r = Integer.parseInt(roundingStr);
        ((FigRRect) getPanelTarget()).setCornerRadius(r);
        getPanelTarget().endTrans();
    }

    /**
     * react to changes in the rounding field text box.
     *
     * {@inheritDoc}
     */
    public void insertUpdate(DocumentEvent e) {
        Document roundingDoc = roundingField.getDocument();
        if (e.getDocument() == roundingDoc) setTargetRounding();
        super.insertUpdate(e);
    }

} /* end class StylePanelFigRRect */