public void refreshVisuals() {
// If the text position has been changed by user update it
if (fDiagramModelConnection.getTextPosition() != fTextPosition) {
fTextPosition = fDiagramModelConnection.getTextPosition();
setLabelLocator(fTextPosition);
}
setLabelFont();
setLabelFontColor();
setLineColor();
setConnectionText();
setLineWidth();
// Set Enabled according to current Viewpoint
boolean enabled = ViewpointsManager.INSTANCE.isAllowedType(getModelConnection());
setEnabled(enabled);
if (getSourceDecoration() != null) {
getSourceDecoration().setEnabled(enabled);
}
if (getTargetDecoration() != null) {
getTargetDecoration().setEnabled(enabled);
}
getConnectionLabel().setEnabled(enabled);
}
/**
*
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated NOT
*/
public void removeConnection(IDiagramModelConnection connection) {
if (connection == null) {
throw new IllegalArgumentException();
}
if (connection.getSource() == this) {
getSourceConnections().remove(connection);
}
if (connection.getTarget() == this) {
getTargetConnections().remove(connection);
}
}
/**
*
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
*
* @generated NOT
*/
public void addConnection(IDiagramModelConnection connection) {
if (connection == null) {
throw new IllegalArgumentException("Connection was null"); // $NON-NLS-1$
}
// This used to be "if/else if". This way it is possible for source == target (recursive)
if (connection.getSource() == this) {
getSourceConnections().add(connection);
}
if (connection.getTarget() == this) {
getTargetConnections().add(connection);
}
}
/** Set the font color to that in the model, or failing that, as per default */
protected void setLabelFontColor() {
String val = fDiagramModelConnection.getFontColor();
Color c = ColorFactory.get(val);
if (c == null) {
c = ColorConstants.black; // have to set default color otherwise it inherits line color
}
if (c != fFontColor) {
fFontColor = c;
getConnectionLabel().setForegroundColor(c);
}
}
/** Set the font in the label to that in the model, or failing that, as per user's default */
protected void setLabelFont() {
String fontName = fDiagramModelConnection.getFont();
Font font = FontFactory.get(fontName);
// Adjust for Windows DPI
if (PlatformUtils.isWindows()) {
font = FontFactory.getAdjustedWindowsFont(font);
}
getConnectionLabel().setFont(font);
}
/** Set the line color to that in the model, or failing that, as per default */
protected void setLineColor() {
String val = fDiagramModelConnection.getLineColor();
Color color = ColorFactory.get(val);
if (color == null) {
color = ColorFactory.getDefaultLineColor(fDiagramModelConnection);
}
if (color != fLineColor) {
fLineColor = color;
setForegroundColor(color);
}
}
protected void setLineWidth() {
setLineWidth(fDiagramModelConnection.getLineWidth());
}
protected void setConnectionText() {
getConnectionLabel().setText(fDiagramModelConnection.getName());
}