Lab 5 2 Balloon

class Balloon{
  float x;
  float y;
  float r;

Balloon(int x, int y, int r){

  this.x = x;
  this.y = y;
  this.r = r;

}
void display(){ 

  line(this.x , this.y, this.x, this.y+this.r);
  ellipse(this.x, this.y, this.r, this.r);

}
void move_up(){
 this.y = this.y-3;
 if(this.y < 0){this.y = height;}
}
void move_right(){
 this.x = this.x+1.5;
 if(this.x > width){this.x = 0;}
}
void fill_c(){
 fill(this.x+this.y-445);
}
}

  this.x =
Balloon b1;
Balloon b2;
void setup(){
  size(500, 500);
  b1 = new Balloon(150, 150, 50);
  b2 = new Balloon(250, 250, 50);
}

void draw(){
  background(255);
  b1.fill_c();
  b1.display();
  b1.move_up();
  b1.move_right();
  b2.fill_c();
  b2.display();
  b2.move_up();
  b2.move_right();
}