public int hashCode() {
        int result = HashUtilities.hashCode(193, this.fillPaint);
        result = HashUtilities.hashCode(result, this.highlightPaint);
        result = HashUtilities.hashCode(result, this.outlinePaint);
        result = HashUtilities.hashCode(result, this.outlineStroke);
        result = HashUtilities.hashCode(result, this.rotateX);
        result = HashUtilities.hashCode(result, this.rotateY);
        result = HashUtilities.hashCode(result, this.size);
        return result;