code: public void eraseRoundRect(final Rectangle2D pRectangle, int pArcW, int pArcH) {
          eraseShape(toRoundRect(pRectangle, pArcW, pArcH));
      }
docs: EraseRoundRect(r,int,int) // fills the rectangle's interior with the background pattern
  
  @param pRectangle the rectangle to erase
  @param pArcW      width of the oval defining the rounded corner.
  @param pArcH      height of the oval defining the rounded corner.