This panel can be used for creating SLD editor panels.
It handle most of the possibilities of the SLD Stroke.
It's also a bean, so you can add it in the Swing Palette of NetBeans Matisse WYSIWYG for example.
JStrokePanel guiStroke = new JStrokePanel();
//apply the stroke
//get back the new stroke
Stroke stroke = guiStroke.getStroke();