* Copyright (c) 2013-2019 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
* BSD-style license. See OpenTrafficSim License.
*
* $LastChangedDate: 2018-10-11 22:54:04 +0200 (Thu, 11 Oct 2018) $, @version $Revision: 4696 $, by $Author: averbraeck $,
* initial version Sep 13, 2014
* @author Alexander Verbraeck
*/
public class LinkAnimation extends Renderable2D implements ClonableRenderable2DInterface, Serializable
{
/** */
private static final long serialVersionUID = 20140000L;
/** */
private float width;
/** the Text object to destroy when the animation is destroyed. */
private Text text;
/**
* @param link Link; Link
* @param simulator SimulatorInterface.TimeDoubleUnit; simulator
* @param width float; width
* @throws NamingException for problems with registering in context
* @throws RemoteException on communication failure
*/
public LinkAnimation(final Link link, final SimulatorInterface.TimeDoubleUnit simulator, final float width)
throws NamingException, RemoteException
{
super(link, simulator);
this.width = width;
this.text = new Text(link, link.getId(), 0.0f, 1.5f, TextAlignment.CENTER, Color.BLACK, simulator);
}
/** {@inheritDoc} */
@Override
public final void paint(final Graphics2D graphics, final ImageObserver observer) throws RemoteException
{
Color color = getSource().getLinkType().isConnector() ? Color.BLUE : Color.RED;
OTSLine3D designLine = getSource().getDesignLine();
PaintLine.paintLine(graphics, color, this.width, getSource().getLocation(), designLine);
// Accentuate the end points
try
{
drawEndPoint(designLine.getFirst(), designLine.get(1), graphics);
drawEndPoint(designLine.getLast(), designLine.get(designLine.size() - 2), graphics);
}
catch (OTSGeometryException exception)
{
// Cannot happen
SimLogger.always().error(exception);
}
}
/**
* Draw end point on design line.
* @param endPoint OTSPoint3D; the end of the design line where a end point must be highlighted
* @param nextPoint OTSPoint3D; the point nearest endPoint (needed to figure out the direction of the design
* line)
* @param graphics Graphics2D; graphics content
*/
private void drawEndPoint(final OTSPoint3D endPoint, final OTSPoint3D nextPoint, final Graphics2D graphics)
{
// End point marker is 2 times the width of the design line
double dx = nextPoint.x - endPoint.x;
double dy = nextPoint.y - endPoint.y;
double length = endPoint.distanceSI(nextPoint);
// scale dx, dy so that size is this.width
dx *= this.width / length;
dy *= this.width / length;
try
{
OTSLine3D line = new OTSLine3D(new OTSPoint3D(endPoint.x - dy, endPoint.y + dx, endPoint.z),
new OTSPoint3D(endPoint.x + dy, endPoint.y - dx, endPoint.z));
PaintLine.paintLine(graphics, getSource().getLinkType().isConnector() ? Color.BLUE : Color.RED, this.width / 30,
getSource().getLocation(), line);
}
catch (OTSGeometryException exception)
{
SimLogger.always().error(exception);
}
catch (RemoteException exception)
{
SimLogger.always().error(exception);
}
}
/** {@inheritDoc} */
@Override
public final void destroy() throws NamingException
{
super.destroy();
this.text.destroy();
}
/** {@inheritDoc} */
@Override
@SuppressWarnings("checkstyle:designforextension")
public ClonableRenderable2DInterface clone(final Link newSource, final SimulatorInterface.TimeDoubleUnit newSimulator)
throws NamingException, RemoteException
{
// the constructor also constructs the corresponding Text object
return new LinkAnimation(newSource, newSimulator, this.width);
}
/** {@inheritDoc} */
@Override
public final String toString()
{
return "LinkAnimation [width=" + this.width + ", link=" + super.getSource() + "]";
}
/**
* Text animation for the Link. Separate class to be able to turn it on and off...
*
* Copyright (c) 2013-2019 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
*
* BSD-style license. See OpenTrafficSim License.
*