setconstraintcommand.java

一个java写的business process management系统

/*
 * Copyright (c) 2003, Alexander Greif
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Flow4J-Eclipse project nor the names of its
 *       contributors may be used to endorse or promote products derived from
 *       this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */

package net.orthanc.flow4j.designer.model.commands;

import net.orthanc.flow4j.designer.core.Flow4JPlugin;
import net.orthanc.flow4j.designer.model.FlowDiagramElementModelPart;

import org.eclipse.draw2d.geometry.Point;
import org.eclipse.draw2d.geometry.Rectangle;
import org.eclipse.gef.commands.Command;

/**
 * @author agreif
 *
 * TODO
 * 
 * To change the template for this generated type comment go to
 * Window>Preferences>Java>Code Generation>Code and Comments
 */
public class SetConstraintCommand extends Command {

	private Point newPos;
	//private Dimension newSize;
	private Point oldPos;
	//private Dimension oldSize;
	private FlowDiagramElementModelPart model;



	/**
	 * TODO
	 * 
	 */
	public SetConstraintCommand() {
		super();
		// TODO Auto-generated constructor stub
	}

	/**
	 * TODO
	 * @param label
	 */
	public SetConstraintCommand(String label) {
		super(label);
		// TODO Auto-generated constructor stub
	}




	/**
	 * @see org.eclipse.gef.commands.Command#execute()
	 */
	public void execute() {
		//oldSize = model.getSize();
		oldPos  = model.getLocation();
		model.setLocation(newPos);
		//model.setSize(newSize);
	}

	/**
	 * @see org.eclipse.gef.commands.Command#getLabel()
	 */
	public String getLabel(){
		//if (oldSize.equals(newSize))
			return Flow4JPlugin.getResourceString("Command_SetLocation.labelLocation");
		//return Flow4JPlugin.getResourceString("Command_SetLocation.labelResize");
	}

	/**
	 * @see org.eclipse.gef.commands.Command#redo()
	 */
	public void redo() {
		//model.setSize(newSize);
		model.setLocation(newPos);
	}

	/**
	 * TODO
	 * @param r
	 */
	public void setLocation(Rectangle r){
		setLocation(r.getLocation());
		//setSize(r.getSize());
	}

	/**
	 * TODO
	 * @param p
	 */
	public void setLocation(Point p) {
		newPos = p;
	}

	/**
	 * TODO
	 * @param model
	 */
	public void setPart(FlowDiagramElementModelPart part) {
		this.model = part;
	}

	/**
	 * TODO
	 * @param p
	 */
	/*public void setSize(Dimension p) {
		newSize = p;
	}*/

	/**
	 * @see org.eclipse.gef.commands.Command#undo()
	 */
	public void undo() {
		//model.setSize(oldSize);
		model.setLocation(oldPos);
	}


}