// Pong by Mitch Said and Jose Olivares
// ICM Week 2 ( September 19, 2007)


//set up some global variables
int xspeed;
int yspeed;
int x;
int y;
int rectx = 0;
int recty = 0;
int rect2x = 400;
int rect2y = 0;


//our setup function
void setup() {
  size(400,400);    //define size
  //frameRate (50);
  xspeed = 3;                     //(int) random(-5,5);    //if we want random (note "random" gives us a float
  yspeed = 5;                     //(int) random(-5,5);    //so we have to "cast" it back into an "int")
  x = width/2;                    //initialize our x,y
  y = height/2;


  //rectx = 0;
 // recty = 0;
}

void draw() {
    background(100);
                 //first we draw the background


  ellipseMode(CENTER);   //set our ellipse mode
  noStroke();
  fill (255);
      rectMode(CORNERS);
    rect (width/2, 0, width/2 + 10, height);
  fill(255,200,0);                //set ellipse color
  ellipse(x,y,20,20);               //draw ellipse

  rect (rectx, recty, rectx + 25, recty + 100);
  //rectMode (CORNERS);
  rect (rect2x - 25 , rect2y, rect2x , rect2y + 100);
  
  

  //adjust x,y based on speed 

  x = x + xspeed;
  y = y + yspeed;
 
  //account for bouncing off left paddle
  if ((x <= rectx + 25) && (y < recty+100) && (y > recty) && (x < 400) && (x>0)) {  
   xspeed = xspeed * -1;
   yspeed = yspeed * -1;
   //yspeed = yspeed + 1;
}

//account for bouncing off right paddle
  if ((x > rect2x - 25) && (y < rect2y+100) && (y > rect2y) && (x<400) && (x>0)) {  
   xspeed = xspeed * -1;
   yspeed = yspeed * -1;
   //yspeed = yspeed + 1;
}




 if ((y>400) && (x>0)) {    //this tells it to bounce off the bottom
  yspeed = yspeed *-1;

 }
 
  if ((y<0) && (x>0)) {    //this tells it to bounce off the bottom
  yspeed = yspeed *-1;

 }

println (x);


 

}

void keyPressed() {
if ((key == 'w' ) && (recty>0)) {
  recty = recty - 50;
} else if
((key == 's' ) && (recty + 100 < 400)) {
  recty = recty +50;
} else if 
((keyCode == UP ) && (rect2y>0)) {
  rect2y = rect2y - 50;
} else if
((keyCode == DOWN ) && (rect2y + 100 < 400)){
  rect2y = rect2y +50;
} else if
(key == 'x'){
    x = width/2;                    //initialize our x,y
  y = height/2;
  
  

} 




}