//global variables that will be used throughout the "game"
float x = 120; float y = -40;
boolean stopped = true; //the game is still not activated
float speed = 0; //velocity
float gravity = 0.1; //value of gravity
Player onlyPlayer;
void setup()
{
 size(500,500);
 onlyPlayer = new Player();
 smooth();
 
}

void draw()
{
 
  background(255);
  onlyPlayer.showIt();
  onlyPlayer.keyPressed();
  onlyPlayer.update();
 
  //creating squares
  keyPressed();
   for(x=120;x<360;x+=60)
    {
      fill(125);
    rectMode(CENTER);
    stroke(0);
      rect(x,y,30,30);
    }
     if (!stopped){ //if the game has been activated, run whatever is below
     
        //Adding velocity to the squares
  y= y+speed;
 
  //Adding gravity to the speed
  speed = speed + gravity;
 
  //Damping effect on the squares
  if (y>height)
  {
    if(y==height-15)
    {speed=0; gravity=0;}
    //Multiplying speed by -0.9 triggers the damping effect.
    //HOWEVER, when the squares reach the very bottom and apparently lose any acceleration or speed
    //there's a horrible bug, you will notice... just paste it onto your processing
    speed = speed * -0.9;
    background(125); //Makes the screen flash when the squares hit the bottom
    if (speed == 0) //Attempt to create a restarting system to the game
    {restart();}
  }
  else if (y>height+1)
  {speed = speed+0.5*-1;} //Attempt to prevent the bug from taking place
      }
}

void keyPressed()
{
    if (key=='c')
    {
      stopped = false;//verifies if the game's already started
  }
}


void restart(){//I STILL NEED TO MAKE IT WORK SOMEHOW
  stopped = true;
  onlyPlayer = new Player();
}



*------------------------------------------------*
//Paste whatever is below on a different tab.. which will be the class for the player (blue rectangle)
//I'm also having difficulties to make edge collisions... I am using PVectors and it's currently providing me
//headaches only... HELP PLEASE
*-----------------------------------------------*

//player's class
class Player
{
PVector charPos = new PVector();
PVector velocity = new PVector();


 Player()
 {
   charPos = new PVector(5,490);
   velocity = new PVector(2,0);
   keyPressed();
 }
 void keyPressed()
{
  if (key == 'd') {velocity.x += 0.02;}
  if (key == 'a') {velocity.x -=0.02;}
  if (key == 'w') {velocity.y -= 0.02;}
  if (key == 's') {velocity.y += 0.02;}
}
  void update()
  {
    charPos.add(velocity); //position + velocity = movement of the character
   
    if (charPos.y > 490) //Trying to deal with edge collisions
    {
      charPos.y = 490;
    }
    else if(charPos.y <=10)
    {
      charPos.y =10;
    }
    else if(charPos.x==5){velocity.x =0; velocity.y=0;} //Desperate attempt to make the edge collisions work!HELP!
    else if(charPos.x>=495){charPos.x =495;}
    else if(charPos.x<=5 && charPos.y<=10){charPos.x =5; charPos.y=10;}
  }

  void showIt()
  {
    fill(0,0,255);
    rectMode(CENTER);
    pushMatrix();
      translate(charPos.x,charPos.y);
      rect(0,0,10,20);
      popMatrix();
  }

}