private void createConnection ( final Figure connLayer, final Label label, final Figure figure )
{
    final Connection c = new PolylineConnection ();
    c.setSourceAnchor ( new ChopboxAnchor ( label ) );
    c.setTargetAnchor ( new ChopboxAnchor ( figure ) );
    c.setConnectionRouter ( new BendpointConnectionRouter () );
    connLayer.add ( c );
}
 

protected ERDiagramConnection createERDiagramConnection() {
    final boolean bezier = getDiagram().getDiagramContents().getSettings().isUseBezierCurve();
    final ERDiagramConnection connection = new ERDiagramConnection(bezier);
    connection.setConnectionRouter(new BendpointConnectionRouter());

    return connection;
}
 

@Override
protected IFigure createFigure() {
    final boolean bezier = getDiagram().getDiagramContents().getSettings().isUseBezierCurve();
    final PolylineConnection connection = new ERDiagramConnection(bezier);
    connection.setConnectionRouter(new BendpointConnectionRouter());
    connection.setLineStyle(SWT.LINE_DASH);
    return connection;
}
 

@Override
protected IFigure createFigure() {
    final boolean bezier = getDiagram().getDiagramContents().getSettings().isUseBezierCurve();
    final PolylineConnection connection = new ERDiagramConnection(bezier);
    connection.setConnectionRouter(new BendpointConnectionRouter());
    final ConnectionEndpointLocator targetLocator = new ConnectionEndpointLocator(connection, true);
    this.targetLabel = new Label("");
    connection.add(targetLabel, targetLocator);
    return connection;
}
 

public PolylineConnection setSlightBendRouter(){
	BendpointConnectionRouter router = new BendpointConnectionRouter();
	RelativeBendpoint bp1 = new RelativeBendpoint(this);
	bp1.setRelativeDimensions(new Dimension(20,20), new Dimension(20, 20));
	bp1.setWeight(0.5f);

	router.setConstraint(this, Arrays.asList(new Bendpoint[] {bp1}));

	this.setConnectionRouter(router);

	return this;
}
 

public PolylineConnection setFullBendRouter(int bendHeightX){
	float weight = 0.3f;
	int bendHeightY = 50;

	int secondBendHeight = -(bendHeightX+(bendHeightX/3));

	/*int gap =10;
	if(classWidth<0)
		gap = -gap-25;
	 */

	BendpointConnectionRouter router = new BendpointConnectionRouter();


	RelativeBendpoint bp2 = new RelativeBendpoint(this);
	bp2.setRelativeDimensions(new Dimension(secondBendHeight,0), new Dimension(0,0));
	bp2.setWeight(weight);

	RelativeBendpoint bp3 = new RelativeBendpoint(this);
	bp3.setRelativeDimensions(new Dimension(-bendHeightX,bendHeightY), new Dimension(-bendHeightX,-bendHeightY));
	//bp1.setWeight(weight);

	RelativeBendpoint bp4 = new RelativeBendpoint(this);
	bp4.setRelativeDimensions(new Dimension(0,0), new Dimension(secondBendHeight,0));
	bp4.setWeight(1 - weight);

	/*RelativeBendpoint bp5 = new RelativeBendpoint(this);
	bp5.setRelativeDimensions(new Dimension(0,0), new Dimension(-((classWidth/2)+gap),0));
	bp5.setWeight(1);*/

	router.setConstraint(this, Arrays.asList(new Bendpoint[] {bp2, bp3, bp4}));

	this.setConnectionRouter(router);

	return this;
}
 

/**
 * {@inheritDoc}
 */
@Override
protected IFigure createFigure() {
	boolean bezier = this.getDiagram().getDiagramContents().getSettings()
			.isUseBezierCurve();
	PolylineConnection connection = new ERDiagramConnection(bezier);
	connection.setConnectionRouter(new BendpointConnectionRouter());

	connection.setLineStyle(SWT.LINE_DASH);

	return connection;
}
 

/**
 * {@inheritDoc}
 */
@Override
protected IFigure createFigure() {
	boolean bezier = this.getDiagram().getDiagramContents().getSettings()
			.isUseBezierCurve();
	PolylineConnection connection = new ERDiagramConnection(bezier);
	connection.setConnectionRouter(new BendpointConnectionRouter());

	ConnectionEndpointLocator targetLocator = new ConnectionEndpointLocator(
			connection, true);
	this.targetLabel = new Label("");
	connection.add(targetLabel, targetLocator);

	return connection;
}