@Override
public void update(Observable observable, Object notification) {
// System.out.println("Connector received "+notification+" from "+observable);
super.update(observable, notification);
if (observable instanceof ForegroundStyle) {
notifyAttributeChange(Parameters.foreground);
}
if (notification instanceof ObjectWillMove || notification instanceof ObjectWillResize) {
connector.connectorWillBeModified();
// Propagate notification to views
setChanged();
notifyObservers(notification);
}
if (notification instanceof ObjectHasMoved || notification instanceof ObjectHasResized) {
connector.connectorHasBeenModified();
// Propagate notification to views
setChanged();
notifyObservers(notification);
}
if (notification instanceof ObjectMove
|| notification instanceof ObjectResized
|| notification instanceof ShapeChanged) {
// if (observable == startObject || observable == endObject) {
// !!! or any of ancestors
refreshConnector();
// }
}
}
@Override
public final void setsWith(GraphicalRepresentation<?> gr) {
super.setsWith(gr);
if (gr instanceof ConnectorGraphicalRepresentation) {
for (Parameters p : Parameters.values()) {
if (p != Parameters.connector) {
_setParameterValueWith(p, gr);
}
}
Connector connectorToCopy = ((ConnectorGraphicalRepresentation<?>) gr).getConnector();
Connector clone = connectorToCopy.clone();
setConnector(clone);
}
}
@Override
public void paint(Graphics g, DrawingController<?> controller) {
if (!isRegistered()) {
setRegistered(true);
}
super.paint(g, controller);
if (getStartObject() == null || getStartObject().isDeleted()) {
logger.warning("Could not paint connector: start object is null or deleted");
return;
}
if (getEndObject() == null || getEndObject().isDeleted()) {
logger.warning("Could not paint connector: end object is null or deleted");
return;
}
Graphics2D g2 = (Graphics2D) g;
graphics.createGraphics(g2, controller);
if (FGEConstants.DEBUG) {
g2.setColor(Color.PINK);
g2.drawRect(
0, 0, getViewWidth(controller.getScale()) - 1, getViewHeight(controller.getScale()) - 1);
}
if (connector != null) {
if (!isValidated()) {
logger.warning(
"paint connector requested for not validated connector graphical representation: "
+ this);
return;
}
if (getStartObject() == null
|| getStartObject().isDeleted()
|| !getStartObject().isValidated()) {
logger.warning(
"paint connector requested for invalid start object (either null, deleted or not validated) : "
+ this
+ " start="
+ getStartObject());
return;
}
if (getEndObject() == null || getEndObject().isDeleted() || !getEndObject().isValidated()) {
logger.warning(
"paint connector requested for invalid start object (either null, deleted or not validated) : "
+ this
+ " end="
+ getEndObject());
return;
}
connector.paintConnector(graphics);
}
graphics.releaseGraphics();
}
protected void refreshConnector(boolean forceRefresh) {
if (!isConnectorConsistent()) {
// Dont' go further for connector that are inconsistent (this may happen
// during big model restructurations (for example during a multiple delete)
return;
}
try {
if (forceRefresh || connector.needsRefresh()) {
connector.refreshConnector();
checkViewBounds();
setChanged();
notifyObservers(new ConnectorModified());
}
} catch (Exception e) {
logger.warning("Unexpected exception: " + e);
e.printStackTrace();
}
}
public void setConnector(Connector aConnector) {
if (aConnector != null) {
aConnector.setGraphicalRepresentation(this);
}
FGENotification notification = requireChange(Parameters.connector, aConnector);
if (notification != null) {
this.connector = aConnector;
hasChanged(notification);
}
}
@Override
public final void setsWith(GraphicalRepresentation<?> gr, GRParameter... exceptedParameters) {
super.setsWith(gr, exceptedParameters);
if (gr instanceof ConnectorGraphicalRepresentation) {
for (Parameters p : Parameters.values()) {
boolean excepted = false;
for (GRParameter ep : exceptedParameters) {
if (p == ep) {
excepted = true;
}
}
if (p != Parameters.connector && !excepted) {
_setParameterValueWith(p, gr);
}
}
Connector connectorToCopy = ((ConnectorGraphicalRepresentation<?>) gr).getConnector();
Connector clone = connectorToCopy.clone();
setConnector(clone);
}
}
/**
* Return distance from point to connector representation with a given scale
*
* @param aPoint expressed in local normalized coordinates system
* @param scale
* @return
*/
public double distanceToConnector(FGEPoint aPoint, double scale) {
return connector.distanceToConnector(aPoint, scale);
}
public void setConnectorType(ConnectorType connectorType) {
if (getConnectorType() != connectorType) {
setConnector(Connector.makeConnector(connectorType, this));
}
}
public ConnectorType getConnectorType() {
if (connector != null) {
return connector.getConnectorType();
}
return null;
}
