org.eclipse.draw2d.PolygonDecoration Java Examples

private void createRoundArrow ( final Figure figure )
{
    final PolylineConnection c = new PolylineConnection ();
    c.setSourceAnchor ( new ChopboxAnchor ( this.sourceRect ) );
    c.setTargetAnchor ( new ChopboxAnchor ( this.targetRect ) );

    final PolygonDecoration dec = new PolygonDecoration ();
    dec.setTemplate ( PolygonDecoration.TRIANGLE_TIP );
    c.setTargetDecoration ( dec );

    final MidpointLocator typeLocator = new MidpointLocator ( c, 0 );
    typeLocator.setRelativePosition ( PositionConstants.NORTH );
    this.typeLabel = new Label ( "" ); //$NON-NLS-1$
    c.add ( this.typeLabel, typeLocator );

    figure.add ( c );
    this.roundConnection = c;
}
 

/**
 * @generated
 */
private RotatableDecoration createTargetDecoration() {
    final PolygonDecoration df = new PolygonDecoration();
    df.setFill(true);
    df.setBackgroundColor(ColorConstants.black);
    final PointList pl = new PointList();
    pl.addPoint(getMapMode().DPtoLP(0)
            , getMapMode().DPtoLP(0)
            );
    pl.addPoint(getMapMode().DPtoLP(-1)
            , getMapMode().DPtoLP(1)
            );
    pl.addPoint(getMapMode().DPtoLP(-1)
            , getMapMode().DPtoLP(-1)
            );
    pl.addPoint(getMapMode().DPtoLP(0)
            , getMapMode().DPtoLP(0)
            );
    df.setTemplate(pl);
    df.setScale(getMapMode().DPtoLP(7)
            , getMapMode().DPtoLP(3)
            );
    return df;
}
 

@Override
protected Connection createDummyConnection(Request req) {
	PolylineConnection con = (PolylineConnection) super.createDummyConnection(req);
	con.setForegroundColor(Link.COLOR);
	if (!(req instanceof CreateConnectionRequest)) {
		con.setTargetDecoration(new PolygonDecoration());
		return con;
	}
	CreateLinkCommand cmd = (CreateLinkCommand) ((CreateConnectionRequest) req).getStartCommand();
	if (cmd.output != null)
		con.setTargetDecoration(new PolygonDecoration());
	else if (cmd.input != null)
		con.setSourceDecoration(new PolygonDecoration());
	return con;
}
 

public CursorConnection(CursorFigure sorce, CursorFigure target, Dimension distance) {
	fSorce = sorce;
	fTarget = target;
	setForegroundColor(ColorConstants.yellow);
	setLineStyle(SWT.LINE_DOT);

	setSourceAnchor(new CursorAnchor(sorce, distance.height()));
	setTargetAnchor(new CursorAnchor(target, distance.height()));
	setTargetDecoration(new PolygonDecoration());
	fCursorLabel = new CursorLabel(getDistanceAsText(sorce, target));
	add(fCursorLabel, new CursorConnectionLocator(this, distance.width()));
}
 

@Override
protected IFigure createFigure() {
	PolylineConnection figure = new PolylineConnection();
	figure.setForegroundColor(Link.COLOR);
	figure.setConnectionRouter(getConnectionRouter());
	figure.setTargetDecoration(new PolygonDecoration());
	figure.setVisible(isVisible());
	getModel().figure = figure;
	return figure;
}
 

/**
 * @generated
 */
private RotatableDecoration createTargetDecoration() {
	PolygonDecoration df = new PolygonDecoration();
	df.setFill(true);
	df.setBackgroundColor(ColorConstants.black);
	PointList pl = new PointList();
	pl.addPoint(getMapMode().DPtoLP(0), getMapMode().DPtoLP(0));
	pl.addPoint(getMapMode().DPtoLP(-1), getMapMode().DPtoLP(1));
	pl.addPoint(getMapMode().DPtoLP(-1), getMapMode().DPtoLP(-1));
	pl.addPoint(getMapMode().DPtoLP(0), getMapMode().DPtoLP(0));
	df.setTemplate(pl);
	df.setScale(getMapMode().DPtoLP(7), getMapMode().DPtoLP(3));
	return df;
}
 

/**
 * @generated
 */
private RotatableDecoration createTargetDecoration() {
	PolygonDecoration df = new PolygonDecoration();
	df.setFill(true);
	df.setBackgroundColor(ColorConstants.white);
	PointList pl = new PointList();
	pl.addPoint(getMapMode().DPtoLP(0), getMapMode().DPtoLP(0));
	pl.addPoint(getMapMode().DPtoLP(-1), getMapMode().DPtoLP(1));
	pl.addPoint(getMapMode().DPtoLP(-1), getMapMode().DPtoLP(-1));
	pl.addPoint(getMapMode().DPtoLP(0), getMapMode().DPtoLP(0));
	df.setTemplate(pl);
	df.setScale(getMapMode().DPtoLP(7), getMapMode().DPtoLP(3));
	return df;
}
 

private RotatableDecoration createConditionalSourceDecoration() {
    final PolygonDecoration df = new PolygonDecoration();
    df.setFill(true);
    df.setLineWidth(1);
    df.setBackgroundColor(ColorConstants.white);
    final PointList pl = new PointList();
    pl.addPoint(0, 0);
    pl.addPoint(-1, 1);
    pl.addPoint(-2, 0);
    pl.addPoint(-1, -1);
    df.setTemplate(pl);
    df.setScale(getMapMode().DPtoLP(7), getMapMode().DPtoLP(5));
    return df;
}
 

public ColumnConnection( )
{
	this.setOutline( true );
	joinTypeIcon = new Label( "" ); //$NON-NLS-1$
	joinTypeIcon.setLabelAlignment( 1 );
	joinTypeIcon.setTextPlacement( 20 );
	joinTypeIcon.setIcon( UIHelper.getImage( BuilderConstants.IMAGE_JOINS ) );
	this.add( joinTypeIcon );
	this.setConnectionRouter( null );
	
	// Decoration to Indicate the Join Directrion
	joinDirection  = new PolygonDecoration();
	joinDirection.setForegroundColor(ColorConstants.darkBlue);
	this.setTargetDecoration(joinDirection);
}
 

public void mouseEntered(MouseEvent me) {

		List<JConnection> connections = figure.getOutgoingConnections();
		for(JConnection connection: connections){

			connection.setLineWidth(3);
			Label l = connection.getLabel();

			if(l != null){

				//String fontStyle = "Arial";
				ConnectionEndpointLocator locator = new ConnectionEndpointLocator(connection, true);

				if(connection.isWrite()){
					locator.setUDistance(95);
					locator.setVDistance(0);
				} else{
					locator.setUDistance(42);
					locator.setVDistance(0);
				}


				//l.setFont(new Font(null, fontStyle, 14 , SWT.BOLD));
				l.setFont(DecorationConstants.highlightFont);

				connection.add(l, locator);
			}

			PolygonDecoration decoration = new PolygonDecoration();
			decoration.setTemplate(PolygonDecoration.TRIANGLE_TIP);
			decoration.setSize(20, 20);
			decoration.setBackgroundColor(connection.getForegroundColor());
			connection.setTargetDecoration(decoration);
		}
	}
 

public PolylineConnection setReadStyle(){
	PolygonDecoration decoration = new PolygonDecoration();
	decoration.setTemplate(PolygonDecoration.TRIANGLE_TIP);
	decoration.setBackgroundColor(ColorConstants.black);
	this.setTargetDecoration(decoration);

	this.setForegroundColor(ColorConstants.darkBlue);

	return this;
}
 

public PolylineConnection setWriteStyle(){
	isWrite = true;
	PolygonDecoration decoration = new PolygonDecoration();
	decoration.setTemplate(PolygonDecoration.TRIANGLE_TIP);
	decoration.setBackgroundColor(ColorConstants.red);
	this.setTargetDecoration(decoration);
	this.setForegroundColor(ColorConstants.red);

	return this;
}
 

public PolylineConnection setMethodToMethodStyle(){
	PolygonDecoration decoration = new PolygonDecoration();
	decoration.setTemplate(PolygonDecoration.TRIANGLE_TIP);
	decoration.setBackgroundColor(DecorationConstants.methodToMethodColor);
	this.setTargetDecoration(decoration);

	this.setForegroundColor(DecorationConstants.methodToMethodColor);

	return this;
}
 

private RotatableDecoration createTargetDecoration() {
	PolygonDecoration df = new PolygonDecoration();
	df.setFill(true);
	df.setLineWidth(getMapMode().DPtoLP(1));
	df.setTemplate(PolygonDecoration.TRIANGLE_TIP);
	return df;
}
 

/**
 * @generated
 */
private RotatableDecoration createTargetDecoration() {
	PolygonDecoration df = new PolygonDecoration();
	df.setFill(true);
	PointList pl = new PointList();
	pl.addPoint(getMapMode().DPtoLP(0), getMapMode().DPtoLP(0));
	pl.addPoint(getMapMode().DPtoLP(-2), getMapMode().DPtoLP(2));
	pl.addPoint(getMapMode().DPtoLP(-2), getMapMode().DPtoLP(-2));
	pl.addPoint(getMapMode().DPtoLP(0), getMapMode().DPtoLP(0));
	df.setTemplate(pl);
	df.setScale(getMapMode().DPtoLP(7), getMapMode().DPtoLP(3));
	return df;
}
 

/**
* @generated
*/
private RotatableDecoration createTargetDecoration() {
	PolygonDecoration df = new PolygonDecoration();
	df.setFill(true);
	PointList pl = new PointList();
	pl.addPoint(getMapMode().DPtoLP(0), getMapMode().DPtoLP(0));
	pl.addPoint(getMapMode().DPtoLP(-2), getMapMode().DPtoLP(2));
	pl.addPoint(getMapMode().DPtoLP(-2), getMapMode().DPtoLP(-2));
	pl.addPoint(getMapMode().DPtoLP(0), getMapMode().DPtoLP(0));
	df.setTemplate(pl);
	df.setScale(getMapMode().DPtoLP(7), getMapMode().DPtoLP(3));
	return df;
}
 

private void connect ( final IFigure figure, final IFigure source, final IFigure target )
{
    final PolylineConnection c = new PolylineConnection ();
    c.setSourceAnchor ( new ChopboxAnchor ( source ) );
    c.setTargetAnchor ( new ChopboxAnchor ( target ) );

    final PolygonDecoration dec = new PolygonDecoration ();
    dec.setTemplate ( PolygonDecoration.TRIANGLE_TIP );
    dec.setBackgroundColor ( ColorConstants.black );
    c.setTargetDecoration ( dec );

    figure.add ( c );
}
 

/**
 * Set graphics attribute according to the connection state
 * 
 * @param connection
 *            the connection to change
 * @param state
 *            the state
 */
protected void setConnectionState ( final PolylineConnection connection, final boolean state )
{
    final PolygonDecoration dec = new PolygonDecoration ();
    dec.setTemplate ( PolygonDecoration.TRIANGLE_TIP );

    connection.setLineStyle ( state ? Graphics.LINE_SOLID : Graphics.LINE_DOT );
    connection.setLineWidth ( state ? 2 : 1 );
    connection.setTargetDecoration ( state ? dec : null );
}
 

/**
 * @return Returns the joinDirection.
 */
public PolygonDecoration getJoinDirection() {
	return joinDirection;
}
 

/**
 * @param joinDirection The joinDirection to set.
 */
public void setJoinDirection(PolygonDecoration joinDirection) {
	this.joinDirection = joinDirection;
}