DrawCircles

 FrameLayout frame = (FrameLayout) findViewById(R.id.frame);

        for(int i=0;i<=9;i++){
            DrawCircles c = new DrawCircles(getApplicationContext());
            frame.addView(c);
        }


public class DrawCircles extends View {

    int red = (int) (Math.random() * 255);
    int green = (int) (Math.random() * 255);
    int blue = (int) (Math.random() * 255);

    public DrawCircles(Context con)
    {
        super(con);
    }
    @SuppressLint("DrawAllocation")
    @Override
    public void onDraw(Canvas c)
    {
        super.onDraw(c);


        int minRadius = 100;
        Random random = new Random();//define this outside you onDraw fucntion
        int w = getWidth();
        int h = getHeight();

        int randX = random.nextInt(w);
        int randY = random.nextInt(h);
        int randR = minRadius + random.nextInt(100);

        Log.e("randX",">>"+randX+","+randR);

        int color = Color.rgb(red, green, blue);
        int rand = (int)(Math.random() * 200);
        Paint p = new Paint(Paint.ANTI_ALIAS_FLAG);
        p.setAntiAlias(true);
        p.setStyle(Paint.Style.STROKE);
        p.setStrokeWidth(100);
        p.setColor(color);
        p.setStyle(Paint.Style.FILL);
    //    c.drawCircle(rand, rand, rand, p);
        c.drawCircle(randX, randY, randR, p);

        clear(c);

    }
    public void clear(Canvas c)
    {
        c.drawColor(Color.TRANSPARENT);
    }
    public void drawColor(int transparent) {
        // TODO Auto-generated method stub

    }
}