int x1 = getX( di, currentValue );
int y1 = getY( di, currentValue );
if( props.getFillRadar() )
{
Polygon p = new Polygon();
p.addPoint( c0, c1 );
p.addPoint( x0, y0 );
p.addPoint( x1, y1 );
// make color translucent
if( paint instanceof Color )
{
Color color = (Color) paint;
g.setPaint( new Color( color.getRed(), color.getGreen(),