/*!
 * This program is free software; you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
 * Foundation.
 *
 * You should have received a copy of the GNU Lesser General Public License along with this
 * program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
 * or from the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU Lesser General Public License for more details.
 *
 * Copyright (c) 2002-2013 Pentaho Corporation..  All rights reserved.
 */

package org.pentaho.reporting.engine.classic.core.designtime;

import org.pentaho.reporting.engine.classic.core.function.Expression;
import org.pentaho.reporting.engine.classic.core.style.StyleKey;

/**
 * Simple bean-like class for holding all the information about an attribute change.
 *
 * @author Thomas Morgner.
 */
public class StyleExpressionChange implements Change {
  private StyleKey styleKey;
  private Expression oldValue;
  private Expression newValue;

  public StyleExpressionChange( final StyleKey styleKey, final Expression oldValue, final Expression newValue ) {
    this.styleKey = styleKey;
    this.oldValue = oldValue;
    this.newValue = newValue;
  }

  public StyleKey getStyleKey() {
    return styleKey;
  }

  public Object getOldValue() {
    return oldValue;
  }

  public Expression getOldExpression() {
    return oldValue;
  }

  public Object getNewValue() {
    return newValue;
  }

  public Expression getNewExpression() {
    return newValue;
  }
}