// Attack of Alien Spaceships: ICM Project # 4: Yonatan Kelib 
// Created with the help of Tye a second year student.


Ship [] ships;

void setup(){
size(420,420);
smooth();

ships = new Ship [15];

for (int i=0; i < ships.length; i++){
ships[i] = new Ship (color(random(121)),0, random(height),random(5),i*2);
}
}

void draw(){
framerate(60);
background(112,128,144);
for (int i=0; i< ships.length; i++) {
ships[i].render();
ships[i].crawl();
}
}

class Ship
{
color c;
float x;
float y;
float speed;
float w,h;
Ship (color col, float x_, float y_, float sp, float thesize){
c=col;
x=x_;
y=y_;
speed =sp;
w=thesize;
h=thesize/2;
}

void render(){
fill(250);
ellipse(x,y,w,h);
ellipse(x+20, y+20,w+40,h+40);
ellipse(x+15, y+18,w+23,h+23);


}
void crawl(){
x=x+speed;
if (x >width + w){
x=-w;
}
}
}