Pan myBackground;
Spider spider;
Ant[] ant = new Ant[16];
Spider[] bad = new Spider[16];
boolean up,down,right,left;
String last;
int score;
PFont fup;
float fade;
String word;

void setup() 
{
  size(600, 600);
  myBackground = new Pan("bricks_big.jpg");
  spider = new Spider();
  for(int i = 0; i < 4; i++)
  {
    ant[i] = new Ant("up");
    bad[i] = new Spider("up");
  }
  for(int i = 4; i < 8; i++)
  {
    ant[i] = new Ant("down");
    bad[i] = new Spider("down");
  }
  for(int i = 8; i < 12; i++)
  {
    ant[i] = new Ant("left");
    bad[i] = new Spider("left");
  }
  for(int i = 12; i < 16; i++)
  {
    ant[i] = new Ant("right");
    bad[i] = new Spider("right");
  }
  up = false;
  down = false;
  right = false;
  left = false;
  last = "up";
  fup = loadFont("CourierNew36.vlw");
  textFont(fup,60);
  word = "new game";
  fade = millis();
}

void restart(String w)
{
  score = 0;
  for(int i = 0; i < 16; i++)
  {
    ant[i].reset();
    bad[i].reset();
  }
  word = w;
  fade = millis();
}

void keySet()
{
  if(up&&myBackground.by<0)
  {
    myBackground.moveup();
    for(int i = 0; i < 16; i++)
    {
      if(ant[i].alive)
      {
        ant[i].moveup();
      }
      else
      {
        bad[i].moveup();
      }
    } 
  }
  if(down&&abs(myBackground.by) + height + myBackground.speed < myBackground.backgroundImage.height)
  {
    myBackground.movedown();    
    for(int i = 0; i < 16; i++)
    {
      if(ant[i].alive)
      {
        ant[i].movedown();
      }
      else
      {
        bad[i].movedown();
      }
    } 
  }
  if(right&&myBackground.backgroundImage.width > abs(myBackground.bx) + width + myBackground.speed)
  {
    myBackground.moveright();    
    for(int i = 0; i < 16; i++)
    {
      if(ant[i].alive)
      {
        ant[i].moveright();
      }
      else
      {
        bad[i].moveright();
      }
    }
  }
  if(left&&myBackground.bx<0)
  {
    myBackground.moveleft();    
    for(int i = 0; i < 16; i++)
    {
      if(ant[i].alive)
      {
        ant[i].moveleft();
      }
      else
      {
        bad[i].moveleft();
      }
    } 
  }
}

void keyReleased()
{
  if (keyCode == UP)
  {
    up = false;
    last = "up";
  } 
  if (keyCode == LEFT)
  {
    left = false;
    last = "left";
  } 
  if (keyCode == RIGHT)
  {
    right = false;
    last = "right";
  } 
  if (keyCode == DOWN)
  {
    down = false;
    last = "down";
  } 
}

void keyPressed()
{
  if (keyCode == UP)
  {
    up = true;
  } 
  if (keyCode == LEFT)
  {
    left = true;
  } 
  if (keyCode == RIGHT)
  {
    right = true;
  } 
  if (keyCode == DOWN)
  {
    down = true;
  } 
}

void draw() 
{
  keySet();
  myBackground.update();
  spider.display(up,down,left,right,last);
  for(int i = 0; i < 16; i++)
  {
    if(ant[i].alive)
    {
      ant[i].display();
      score+=ant[i].collision();
      if(score == 16)
      {
        restart("winner");
      }
    }
    else
    {
      bad[i].baddisplay();
      if(bad[i].collision())
      {
        restart("loser");
      }
    }
  }
  text(score,280,310);
  if(millis()-fade<1000)
  {
    textFont(fup,120);
    text(word,0,300);
    textFont(fup,60);
  }
}