/* ******************************************************************************
* Copyright (c) 2006-2012 XMind Ltd. and others.
*
* This file is a part of XMind 3. XMind releases 3 and
* above are dual-licensed under the Eclipse Public License (EPL),
* which is available at http://www.eclipse.org/legal/epl-v10.html
* and the GNU Lesser General Public License (LGPL),
* which is available at http://www.gnu.org/licenses/lgpl.html
* See http://www.xmind.net/license.html for details.
*
* Contributors:
* XMind Ltd. - initial API and implementation
*******************************************************************************/
package org.xmind.ui.commands;
import java.util.Collection;
import org.xmind.core.IPositioned;
import org.xmind.core.util.Point;
import org.xmind.gef.ISourceProvider;
import org.xmind.gef.command.ModifyCommand;
public class ModifyPositionCommand extends ModifyCommand {
public ModifyPositionCommand(IPositioned source, Point newValue) {
super(source, newValue);
}
public ModifyPositionCommand(Collection<? extends IPositioned> sources,
Point newValue) {
super(sources, newValue);
}
public ModifyPositionCommand(ISourceProvider sourceProvider, Point newValue) {
super(sourceProvider, newValue);
}
protected Object getValue(Object source) {
if (source instanceof IPositioned) {
IPositioned t = (IPositioned) source;
return t.getPosition();
}
return null;
}
protected void setValue(Object source, Object value) {
if (source instanceof IPositioned
&& (value == null || value instanceof Point)) {
((IPositioned) source).setPosition((Point) value);
}
}
}