private void initPaint() {
        p = new Paint();
        p.setAntiAlias(true);
        p.setColor(mBorderColor);
        p.setStrokeWidth(mBorderWidth);
        p.setStyle(Paint.Style.STROKE);

        if (mRoundCornersEnabled) {
            p.setStrokeJoin(Paint.Join.ROUND);
            p.setStrokeCap(Paint.Cap.SQUARE);
            p.setPathEffect(new CornerPathEffect(15));
        }
    }
Callback method to be invoked when a region in this VoronoiView has
been clicked.

@param view     The region view which was clicked
@param position The position of the region
vorolay/src/main/java/quatja/com/vorolay/VoronoiView.java