@Override
public Rectangle2D.Double getDrawingArea() {
if (cachedDrawingArea == null) {
if (get(TRANSFORM) == null) {
cachedDrawingArea = path.getBounds2D();
} else {
BezierPath p2 = (BezierPath) path.clone();
p2.transform(get(TRANSFORM));
cachedDrawingArea = p2.getBounds2D();
}
double strokeTotalWidth = AttributeKeys.getStrokeTotalWidth(this);
double width = strokeTotalWidth / 2d;
if (get(STROKE_JOIN) == BasicStroke.JOIN_MITER) {
width *= get(STROKE_MITER_LIMIT);
} else if (get(STROKE_CAP) != BasicStroke.CAP_BUTT) {
width += strokeTotalWidth * 2;
}
Geom.grow(cachedDrawingArea, width, width);
}
return (Rectangle2D.Double) cachedDrawingArea.clone();
}
@Override
public void transform(AffineTransform tx) {
path.transform(tx);
invalidate();
}