class drawhere{
Paint p;
Line l1;
Line l2;
Circle circ;
void onDraw(Canvas canvas){
canvas.drawLine(l1);
canvas.drawLine(l2);
canvas.drawCircle(circ);
}

void initFileds(){
p = new Paint();
l1 = new Line(0, 0, 100, 100, p);
l2 = new Line(0,100, 200, 200, p);
circ = new Circle( 500, 500, 100, p);
}
}