/**
* Allows the user the opportunity to change the outline stroke.
*/
private void attemptModifyOutlineStroke() {
StrokeChooserPanel panel = new StrokeChooserPanel(
this.outlineStroke, this.availableStrokeSamples
);
int result = JOptionPane.showConfirmDialog(
this, panel, localizationResources.getString("Pen_Stroke_Selection"),
JOptionPane.OK_CANCEL_OPTION, JOptionPane.PLAIN_MESSAGE
);
if (result == JOptionPane.OK_OPTION) {
this.outlineStroke.setStroke(panel.getSelectedStroke());
}
}