// 그리기 void Draw(Canvas canvas) { Paint pnt = new Paint(); pnt.setAntiAlias(true); int r; int alpha; for (r = rad, alpha = 1; r > 4; r--, alpha += 5) { pnt.setColor(Color.argb(alpha, Color.red(color), Color.green(color), Color.blue(color))); canvas.drawCircle(x, y, r, pnt); } }