/******************************************************************************
* Copyright (c) 2016 Oracle
* 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:
* Ling Hao - initial implementation and ongoing maintenance
******************************************************************************/
package org.eclipse.sapphire.ui.swt.gef.commands;
import org.eclipse.draw2d.Connection;
import org.eclipse.draw2d.geometry.Point;
import org.eclipse.draw2d.geometry.Rectangle;
import org.eclipse.gef.commands.Command;
import org.eclipse.sapphire.ui.swt.gef.parts.DiagramConnectionLabelEditPart;
import org.eclipse.sapphire.ui.swt.gef.parts.SapphireMidpointLocator;
/**
* @author <a href="mailto:ling.hao@oracle.com">Ling Hao</a>
*/
public class MoveConnectionLabelCommand extends Command {
private DiagramConnectionLabelEditPart editPart;
private Rectangle rectangle;
public MoveConnectionLabelCommand(DiagramConnectionLabelEditPart editPart, Rectangle rectangle) {
this.editPart = editPart;
this.rectangle = rectangle;
}
@Override
public void execute() {
int x = rectangle.x;
int y = rectangle.y;
Connection connection = (Connection)editPart.getFigure().getParent();
SapphireMidpointLocator location = new SapphireMidpointLocator(editPart.getConfigurationManager(), connection);
Point midpoint = location.getMidpoint();
midpoint = editPart.getConfigurationManager().getDiagramEditor().calculateRealMouseLocation(midpoint);
org.eclipse.sapphire.ui.Point newPos = new org.eclipse.sapphire.ui.Point(x - midpoint.x, y - midpoint.y);
editPart.getDiagramConnectionPart().setLabelPosition(newPos);
}
}